Attachment 122852 Details for Bug 194734 – Possible change

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[patch] Possible change

clipboard.txt (text/plain), 287.20 KB, created by Matthew Hall

on 2009-01-16 19:58:28 EST

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Filename:

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Creator: Matthew Hall

Created: 2009-01-16 19:58:28 EST

Size: 287.20 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.jface.databinding
>Index: src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/Attic/ViewerInputProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 ViewerInputProperty.java
>--- src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java	6 Jan 2009 06:21:04 -0000	1.1.2.6
>+++ src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -13,7 +13,7 @@
> package org.eclipse.jface.internal.databinding.viewers;
> 
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.jface.viewers.Viewer;
> 
> /**
>@@ -33,8 +33,8 @@
> 		((Viewer) source).setInput(value);
> 	}
> 
>-	protected INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+	public INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderSingleSelectionProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/Attic/SelectionProviderSingleSelectionProperty.java,v
>retrieving revision 1.1.2.7
>diff -u -r1.1.2.7 SelectionProviderSingleSelectionProperty.java
>--- src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderSingleSelectionProperty.java	14 Jan 2009 23:51:12 -0000	1.1.2.7
>+++ src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderSingleSelectionProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -13,8 +13,8 @@
> package org.eclipse.jface.internal.databinding.viewers;
> 
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.jface.viewers.ISelection;
> import org.eclipse.jface.viewers.ISelectionChangedListener;
> import org.eclipse.jface.viewers.ISelectionProvider;
>@@ -47,7 +47,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return new SelectionChangedListener(listener);
> 	}
> 
>@@ -65,14 +65,14 @@
> 
> 	private class SelectionChangedListener implements INativePropertyListener,
> 			ISelectionChangedListener {
>-		private IPropertyChangeListener listener;
>+		private ISimplePropertyListener listener;
> 
>-		private SelectionChangedListener(IPropertyChangeListener listener) {
>+		private SelectionChangedListener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
> 		public void selectionChanged(SelectionChangedEvent event) {
>-			listener.handlePropertyChange(new PropertyChangeEvent(event
>+			listener.handlePropertyChange(new SimplePropertyEvent(event
> 					.getSource(),
> 					SelectionProviderSingleSelectionProperty.this, null));
> 		}
>Index: src/org/eclipse/jface/internal/databinding/viewers/StructuredViewerFiltersProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/Attic/StructuredViewerFiltersProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 StructuredViewerFiltersProperty.java
>--- src/org/eclipse/jface/internal/databinding/viewers/StructuredViewerFiltersProperty.java	6 Jan 2009 06:21:04 -0000	1.1.2.6
>+++ src/org/eclipse/jface/internal/databinding/viewers/StructuredViewerFiltersProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -18,7 +18,7 @@
> 
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.jface.viewers.StructuredViewer;
> import org.eclipse.jface.viewers.ViewerFilter;
> 
>@@ -48,7 +48,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/jface/internal/databinding/viewers/CheckableCheckedElementsProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/Attic/CheckableCheckedElementsProperty.java,v
>retrieving revision 1.1.2.7
>diff -u -r1.1.2.7 CheckableCheckedElementsProperty.java
>--- src/org/eclipse/jface/internal/databinding/viewers/CheckableCheckedElementsProperty.java	14 Jan 2009 23:51:12 -0000	1.1.2.7
>+++ src/org/eclipse/jface/internal/databinding/viewers/CheckableCheckedElementsProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -20,8 +20,8 @@
> import org.eclipse.core.databinding.observable.Diffs;
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.jface.viewers.CheckStateChangedEvent;
> import org.eclipse.jface.viewers.ICheckStateListener;
> import org.eclipse.jface.viewers.ICheckable;
>@@ -74,7 +74,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return new CheckStateListener(listener);
> 	}
> 
>@@ -90,9 +90,9 @@
> 
> 	private class CheckStateListener implements INativePropertyListener,
> 			ICheckStateListener {
>-		private IPropertyChangeListener listener;
>+		private ISimplePropertyListener listener;
> 
>-		private CheckStateListener(IPropertyChangeListener listener) {
>+		private CheckStateListener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
>@@ -103,7 +103,7 @@
> 			Set additions = checked ? elementSet : Collections.EMPTY_SET;
> 			Set removals = checked ? Collections.EMPTY_SET : elementSet;
> 			SetDiff diff = Diffs.createSetDiff(additions, removals);
>-			listener.handlePropertyChange(new PropertyChangeEvent(event
>+			listener.handlePropertyChange(new SimplePropertyEvent(event
> 					.getSource(), CheckableCheckedElementsProperty.this, diff));
> 		}
> 	}
>Index: src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderMultipleSelectionProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/Attic/SelectionProviderMultipleSelectionProperty.java,v
>retrieving revision 1.1.2.7
>diff -u -r1.1.2.7 SelectionProviderMultipleSelectionProperty.java
>--- src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderMultipleSelectionProperty.java	14 Jan 2009 23:51:12 -0000	1.1.2.7
>+++ src/org/eclipse/jface/internal/databinding/viewers/SelectionProviderMultipleSelectionProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -17,8 +17,8 @@
> 
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.jface.viewers.ISelection;
> import org.eclipse.jface.viewers.ISelectionChangedListener;
> import org.eclipse.jface.viewers.ISelectionProvider;
>@@ -50,7 +50,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return new SelectionChangedListener(listener);
> 	}
> 
>@@ -67,14 +67,14 @@
> 
> 	private class SelectionChangedListener implements INativePropertyListener,
> 			ISelectionChangedListener {
>-		private IPropertyChangeListener listener;
>+		private ISimplePropertyListener listener;
> 
>-		private SelectionChangedListener(IPropertyChangeListener listener) {
>+		private SelectionChangedListener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
> 		public void selectionChanged(SelectionChangedEvent event) {
>-			listener.handlePropertyChange(new PropertyChangeEvent(event
>+			listener.handlePropertyChange(new SimplePropertyEvent(event
> 					.getSource(),
> 					SelectionProviderMultipleSelectionProperty.this, null));
> 		}
>Index: src/org/eclipse/jface/internal/databinding/swt/ControlStringListProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/swt/Attic/ControlStringListProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 ControlStringListProperty.java
>--- src/org/eclipse/jface/internal/databinding/swt/ControlStringListProperty.java	6 Jan 2009 06:21:04 -0000	1.1.2.6
>+++ src/org/eclipse/jface/internal/databinding/swt/ControlStringListProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -17,7 +17,7 @@
> 
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.swt.widgets.Control;
> 
> /**
>@@ -44,7 +44,7 @@
> 	abstract String[] doGetStringList(Control control);
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/jface/internal/databinding/swt/WidgetValueProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/swt/Attic/WidgetValueProperty.java,v
>retrieving revision 1.1.2.8
>diff -u -r1.1.2.8 WidgetValueProperty.java
>--- src/org/eclipse/jface/internal/databinding/swt/WidgetValueProperty.java	14 Jan 2009 23:51:12 -0000	1.1.2.8
>+++ src/org/eclipse/jface/internal/databinding/swt/WidgetValueProperty.java	17 Jan 2009 00:49:36 -0000
>@@ -14,8 +14,8 @@
> import org.eclipse.core.databinding.observable.Realm;
> import org.eclipse.core.databinding.observable.value.IObservableValue;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.value.SimpleValueProperty;
> import org.eclipse.jface.databinding.swt.ISWTObservableValue;
> import org.eclipse.jface.databinding.swt.SWTObservables;
>@@ -39,8 +39,8 @@
> 		this.events = events;
> 	}
> 
>-	protected INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+	public INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener) {
> 		return new WidgetListener(listener);
> 	}
> 
>@@ -70,14 +70,14 @@
> 	}
> 
> 	private class WidgetListener implements INativePropertyListener, Listener {
>-		private final IPropertyChangeListener listener;
>+		private final ISimplePropertyListener listener;
> 
>-		protected WidgetListener(IPropertyChangeListener listener) {
>+		protected WidgetListener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
> 		public void handleEvent(Event event) {
>-			listener.handlePropertyChange(new PropertyChangeEvent(event.widget,
>+			listener.handlePropertyChange(new SimplePropertyEvent(event.widget,
> 					WidgetValueProperty.this, null));
> 		}
> 	}
>#P org.eclipse.core.databinding
>Index: src/org/eclipse/core/databinding/property/map/SimpleMapProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/map/Attic/SimpleMapProperty.java,v
>retrieving revision 1.1.2.8
>diff -u -r1.1.2.8 SimpleMapProperty.java
>--- src/org/eclipse/core/databinding/property/map/SimpleMapProperty.java	8 Jan 2009 01:24:50 -0000	1.1.2.8
>+++ src/org/eclipse/core/databinding/property/map/SimpleMapProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -19,7 +19,8 @@
> import org.eclipse.core.databinding.observable.map.IObservableMap;
> import org.eclipse.core.databinding.observable.map.MapDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.internal.databinding.property.map.SimpleMapPropertyObservableMap;
> 
> /**
>  * Simplified abstract implementation of IMapProperty. This class takes care of
>@@ -32,7 +33,7 @@
>  * <li> {@link #getValueType()}
>  * <li> {@link #doGetMap(Object)}
>  * <li> {@link #doSetMap(Object, Map, MapDiff)}
>- * <li> {@link #adaptListener(IPropertyChangeListener)}
>+ * <li> {@link #adaptListener(ISimplePropertyListener)}
>  * <li> {@link #doAddListener(Object, INativePropertyListener)}
>  * <li> {@link #doRemoveListener(Object, INativePropertyListener)}
>  * </ul>
>@@ -43,23 +44,14 @@
>  * @since 1.2
>  */
> public abstract class SimpleMapProperty extends MapProperty implements
>-		IMapProperty {
>+		ISimpleMapProperty {
> 	public IObservableMap observe(Realm realm, Object source) {
> 		return new SimpleMapPropertyObservableMap(realm, source, this);
> 	}
> 
> 	// Accessors
> 
>-	/**
>-	 * Returns an unmodifiable Map with the current contents of the source's map
>-	 * property.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @return a Map with the current contents of the source's map property
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final Map getMap(Object source) {
>+	public final Map getMap(Object source) {
> 		if (source == null)
> 			return Collections.EMPTY_MAP;
> 		return Collections.unmodifiableMap(doGetMap(source));
>@@ -77,18 +69,7 @@
> 
> 	// Mutators
> 
>-	/**
>-	 * Updates the property on the source with the specified change.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param map
>-	 *            the new map
>-	 * @param diff
>-	 *            a diff describing the change
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void setMap(Object source, Map map, MapDiff diff) {
>+	public final void setMap(Object source, Map map, MapDiff diff) {
> 		if (source != null && !diff.isEmpty())
> 			doSetMap(source, map, diff);
> 	}
>@@ -124,23 +105,23 @@
> 	 *             ISetProperty or IMapProperty) depending on the property.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
>-	protected abstract INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener);
>+	public abstract INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener);
> 
> 	/**
> 	 * Adds the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>+	 *            {@link #adaptListener(ISimplePropertyListener)} .
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
>-	protected final void addListener(Object source,
>+	public final void addListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doAddListener(source, listener);
>@@ -149,14 +130,14 @@
> 	/**
> 	 * Adds the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>+	 *            {@link #adaptListener(ISimplePropertyListener)} .
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doAddListener(Object source,
>@@ -165,17 +146,17 @@
> 	/**
> 	 * Removes the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>+	 *            {@link #adaptListener(ISimplePropertyListener)} .
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
>-	protected final void removeListener(Object source,
>+	public final void removeListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doRemoveListener(source, listener);
>@@ -184,14 +165,14 @@
> 	/**
> 	 * Removes the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>+	 *            {@link #adaptListener(ISimplePropertyListener)} .
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doRemoveListener(Object source,
>Index: src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/map/Attic/DelegatingMapProperty.java,v
>retrieving revision 1.1.2.2
>diff -u -r1.1.2.2 DelegatingMapProperty.java
>--- src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java	14 Jan 2009 23:51:11 -0000	1.1.2.2
>+++ src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -18,7 +18,7 @@
> import org.eclipse.core.databinding.observable.map.IObservableMap;
> import org.eclipse.core.databinding.observable.map.MapDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> 
> /**
>  * @since 1.2
>@@ -38,7 +38,16 @@
> 		this.valueType = valueType;
> 	}
> 
>-	protected final IMapProperty getDelegate(Object source) {
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Repeated calls to this method with the same source object returns the
>+	 * same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source (may be null)
>+	 * @return the property to delegate to for the specified source object.
>+	 */
>+	public final IMapProperty getDelegate(Object source) {
> 		if (source == null)
> 			return null;
> 		IMapProperty delegate = doGetDelegate(source);
>@@ -47,6 +56,15 @@
> 		return delegate;
> 	}
> 
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Implementers must ensure that repeated calls to this method with the same
>+	 * source object returns the same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return the property to delegate to for the specified source object.
>+	 */
> 	protected abstract IMapProperty doGetDelegate(Object source);
> 
> 	public Object getKeyType() {
>@@ -69,8 +87,8 @@
> 		protected void doSetMap(Object source, Map map, MapDiff diff) {
> 		}
> 
>-		protected INativePropertyListener adaptListener(
>-				IPropertyChangeListener listener) {
>+		public INativePropertyListener adaptListener(
>+				ISimplePropertyListener listener) {
> 			return null;
> 		}
> 
>Index: src/org/eclipse/core/databinding/property/map/SimpleMapPropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/map/SimpleMapPropertyObservableMap.java
>diff -N src/org/eclipse/core/databinding/property/map/SimpleMapPropertyObservableMap.java
>--- src/org/eclipse/core/databinding/property/map/SimpleMapPropertyObservableMap.java	14 Jan 2009 23:51:11 -0000	1.1.2.5
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,296 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.map;
>-
>-import java.util.AbstractSet;
>-import java.util.Collection;
>-import java.util.Collections;
>-import java.util.ConcurrentModificationException;
>-import java.util.HashMap;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.Realm;
>-import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>-import org.eclipse.core.databinding.observable.map.MapDiff;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IProperty;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.IPropertyObservable;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-
>-/**
>- * @since 1.2
>- */
>-class SimpleMapPropertyObservableMap extends AbstractObservableMap implements
>-		IPropertyObservable {
>-	private Object source;
>-	private SimpleMapProperty property;
>-
>-	private volatile boolean updating = false;
>-
>-	private volatile int modCount = 0;
>-
>-	private INativePropertyListener listener;
>-
>-	private Map cachedMap;
>-
>-	/**
>-	 * @param realm
>-	 * @param source
>-	 * @param property
>-	 */
>-	public SimpleMapPropertyObservableMap(Realm realm, Object source,
>-			SimpleMapProperty property) {
>-		super(realm);
>-		this.source = source;
>-		this.property = property;
>-	}
>-
>-	public Object getKeyType() {
>-		return property.getKeyType();
>-	}
>-
>-	public Object getValueType() {
>-		return property.getValueType();
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	protected void firstListenerAdded() {
>-		if (!isDisposed()) {
>-			cachedMap = new HashMap(this);
>-
>-			if (listener == null) {
>-				listener = property
>-						.adaptListener(new IPropertyChangeListener() {
>-							public void handlePropertyChange(
>-									final PropertyChangeEvent event) {
>-								modCount++;
>-								if (!isDisposed() && !updating) {
>-									getRealm().exec(new Runnable() {
>-										public void run() {
>-											notifyIfChanged((MapDiff) event.diff);
>-										}
>-									});
>-								}
>-							}
>-						});
>-			}
>-			property.addListener(source, listener);
>-		}
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		if (listener != null) {
>-			property.removeListener(source, listener);
>-		}
>-
>-		cachedMap.clear();
>-		cachedMap = null;
>-	}
>-
>-	// Queries
>-
>-	private Map getMap() {
>-		return property.getMap(source);
>-	}
>-
>-	// Single change operations
>-
>-	private EntrySet es = new EntrySet();
>-
>-	public Set entrySet() {
>-		getterCalled();
>-		return es;
>-	}
>-
>-	private class EntrySet extends AbstractSet {
>-		public Iterator iterator() {
>-			return new EntrySetIterator();
>-		}
>-
>-		public int size() {
>-			return getMap().size();
>-		}
>-	}
>-
>-	private class EntrySetIterator implements Iterator {
>-		private volatile int expectedModCount = modCount;
>-		Map map = new HashMap(getMap());
>-		Iterator iterator = map.entrySet().iterator();
>-		Map.Entry last = null;
>-
>-		public boolean hasNext() {
>-			getterCalled();
>-			checkForComodification();
>-			return iterator.hasNext();
>-		}
>-
>-		public Object next() {
>-			getterCalled();
>-			checkForComodification();
>-			last = (Map.Entry) iterator.next();
>-			return last;
>-		}
>-
>-		public void remove() {
>-			getterCalled();
>-			checkForComodification();
>-
>-			iterator.remove(); // stay in sync
>-			MapDiff diff = Diffs.createMapDiffSingleRemove(last.getKey(), last
>-					.getValue());
>-
>-			boolean wasUpdating = updating;
>-			updating = true;
>-			try {
>-				property.setMap(source, map, diff);
>-			} finally {
>-				updating = wasUpdating;
>-			}
>-
>-			notifyIfChanged(null);
>-
>-			last = null;
>-			expectedModCount = modCount;
>-		}
>-
>-		private void checkForComodification() {
>-			if (expectedModCount != modCount)
>-				throw new ConcurrentModificationException();
>-		}
>-	}
>-
>-	public Set keySet() {
>-		getterCalled();
>-		// AbstractMap depends on entrySet() to fulfil keySet() API, so all
>-		// getterCalled() and comodification checks will still be handled
>-		return super.keySet();
>-	}
>-
>-	public Object put(Object key, Object value) {
>-		checkRealm();
>-
>-		Map map = new HashMap(getMap());
>-
>-		boolean add = !map.containsKey(key);
>-
>-		Object oldValue = map.put(key, value);
>-
>-		MapDiff diff;
>-		if (add)
>-			diff = Diffs.createMapDiffSingleAdd(key, value);
>-		else
>-			diff = Diffs.createMapDiffSingleChange(key, oldValue, value);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setMap(source, map, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return oldValue;
>-	}
>-
>-	public void putAll(Map m) {
>-		checkRealm();
>-
>-		Map map = new HashMap(getMap());
>-
>-		Map oldValues = new HashMap();
>-		Map newValues = new HashMap();
>-		Set changedKeys = new HashSet();
>-		Set addedKeys = new HashSet();
>-		for (Iterator it = m.entrySet().iterator(); it.hasNext();) {
>-			Map.Entry entry = (Entry) it.next();
>-			Object key = entry.getKey();
>-			Object newValue = entry.getValue();
>-			if (map.containsKey(key)) {
>-				changedKeys.add(key);
>-				oldValues.put(key, map.get(key));
>-			} else {
>-				addedKeys.add(key);
>-			}
>-			map.put(key, newValue);
>-
>-			newValues.put(key, newValue);
>-		}
>-
>-		MapDiff diff = Diffs.createMapDiff(addedKeys, Collections.EMPTY_SET,
>-				changedKeys, oldValues, newValues);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setMap(source, map, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-	}
>-
>-	public Object remove(Object key) {
>-		checkRealm();
>-		return super.remove(key);
>-	}
>-
>-	public Collection values() {
>-		getterCalled();
>-		// AbstractMap depends on entrySet() to fulfil values() API, so all
>-		// getterCalled() and comodification checks will still be handled
>-		return super.values();
>-	}
>-
>-	private void notifyIfChanged(MapDiff diff) {
>-		if (hasListeners()) {
>-			Map oldMap = cachedMap;
>-			Map newMap = cachedMap = property.getMap(source);
>-			if (diff == null)
>-				diff = Diffs.computeMapDiff(oldMap, newMap);
>-			if (!diff.isEmpty())
>-				fireMapChange(diff);
>-		}
>-	}
>-
>-	public Object getObserved() {
>-		return source;
>-	}
>-
>-	public IProperty getProperty() {
>-		return property;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (!isDisposed()) {
>-			if (listener != null)
>-				property.removeListener(source, listener);
>-			property = null;
>-			source = null;
>-			listener = null;
>-		}
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>--- src/org/eclipse/core/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java	8 Jan 2009 01:24:49 -0000	1.1.2.1
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,235 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.util.AbstractSet;
>-import java.util.Collections;
>-import java.util.HashMap;
>-import java.util.Iterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IObserving;
>-import org.eclipse.core.databinding.observable.IStaleListener;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.StaleEvent;
>-import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>-import org.eclipse.core.databinding.observable.map.MapDiff;
>-import org.eclipse.core.databinding.observable.set.IObservableSet;
>-import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>-import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>-import org.eclipse.core.databinding.observable.set.SetDiff;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- */
>-class ObservableSetDelegatingValuePropertyObservableMap extends
>-		AbstractObservableMap implements IObserving {
>-	private IObservableSet masterSet;
>-	private DelegatingValueProperty detailProperty;
>-	private DelegatingCache cache;
>-
>-	private Set entrySet;
>-
>-	class EntrySet extends AbstractSet {
>-		public Iterator iterator() {
>-			return new Iterator() {
>-				final Iterator it = masterSet.iterator();
>-
>-				public boolean hasNext() {
>-					return it.hasNext();
>-				}
>-
>-				public Object next() {
>-					return new MapEntry(it.next());
>-				}
>-
>-				public void remove() {
>-					it.remove();
>-				}
>-			};
>-		}
>-
>-		public int size() {
>-			return masterSet.size();
>-		}
>-	}
>-
>-	class MapEntry implements Map.Entry {
>-		private final Object key;
>-
>-		MapEntry(Object key) {
>-			this.key = key;
>-		}
>-
>-		public Object getKey() {
>-			getterCalled();
>-			return key;
>-		}
>-
>-		public Object getValue() {
>-			getterCalled();
>-
>-			if (!masterSet.contains(key))
>-				return null;
>-
>-			return cache.get(key);
>-		}
>-
>-		public Object setValue(Object value) {
>-			checkRealm();
>-
>-			if (!masterSet.contains(key))
>-				return null;
>-
>-			return cache.put(key, value);
>-		}
>-
>-		public boolean equals(Object o) {
>-			getterCalled();
>-			if (o == this)
>-				return true;
>-			if (o == null)
>-				return false;
>-			if (!(o instanceof Map.Entry))
>-				return false;
>-			Map.Entry that = (Map.Entry) o;
>-			return Util.equals(this.getKey(), that.getKey())
>-					&& Util.equals(this.getValue(), that.getValue());
>-		}
>-
>-		public int hashCode() {
>-			getterCalled();
>-			Object value = getValue();
>-			return (key == null ? 0 : key.hashCode())
>-					^ (value == null ? 0 : value.hashCode());
>-		}
>-	}
>-
>-	private ISetChangeListener masterListener = new ISetChangeListener() {
>-		public void handleSetChange(SetChangeEvent event) {
>-			if (isDisposed())
>-				return;
>-
>-			cache.addAll(masterSet);
>-
>-			// Need both obsolete and new elements to convert diff
>-			MapDiff diff = convertDiff(event.diff);
>-
>-			cache.retainAll(masterSet);
>-
>-			fireMapChange(diff);
>-		}
>-
>-		private MapDiff convertDiff(SetDiff diff) {
>-			// Convert diff to detail value
>-			Map oldValues = new HashMap();
>-			Map newValues = new HashMap();
>-
>-			for (Iterator it = diff.getRemovals().iterator(); it.hasNext();) {
>-				Object masterElement = it.next();
>-				oldValues.put(masterElement, cache.get(masterElement));
>-			}
>-			for (Iterator it = diff.getAdditions().iterator(); it.hasNext();) {
>-				Object masterElement = it.next();
>-				newValues.put(masterElement, cache.get(masterElement));
>-			}
>-			return Diffs.createMapDiff(diff.getAdditions(), diff.getRemovals(),
>-					Collections.EMPTY_SET, oldValues, newValues);
>-		}
>-	};
>-
>-	private IStaleListener staleListener = new IStaleListener() {
>-		public void handleStale(StaleEvent staleEvent) {
>-			fireStale();
>-		}
>-	};
>-
>-	/**
>-	 * @param keySet
>-	 * @param valueProperty
>-	 */
>-	public ObservableSetDelegatingValuePropertyObservableMap(
>-			IObservableSet keySet, DelegatingValueProperty valueProperty) {
>-		super(keySet.getRealm());
>-		this.masterSet = keySet;
>-		this.detailProperty = valueProperty;
>-		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>-			void handleValueChange(Object masterElement, Object oldValue,
>-					Object newValue) {
>-				fireMapChange(Diffs.createMapDiffSingleChange(masterElement,
>-						oldValue, newValue));
>-			}
>-		};
>-		cache.addAll(masterSet);
>-
>-		masterSet.addSetChangeListener(masterListener);
>-		masterSet.addStaleListener(staleListener);
>-	}
>-
>-	public Set entrySet() {
>-		getterCalled();
>-		if (entrySet == null)
>-			entrySet = new EntrySet();
>-		return entrySet;
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object get(Object key) {
>-		getterCalled();
>-		return cache.get(key);
>-	}
>-
>-	public Object put(Object key, Object value) {
>-		checkRealm();
>-		return cache.put(key, value);
>-	}
>-
>-	public boolean isStale() {
>-		return masterSet.isStale();
>-	}
>-
>-	public Object getObserved() {
>-		return masterSet;
>-	}
>-
>-	public Object getKeyType() {
>-		return masterSet.getElementType();
>-	}
>-
>-	public Object getValueType() {
>-		return detailProperty.getValueType();
>-	}
>-
>-	public synchronized void dispose() {
>-		if (masterSet != null) {
>-			masterSet.removeSetChangeListener(masterListener);
>-			masterSet.removeStaleListener(staleListener);
>-			masterSet = null;
>-		}
>-
>-		if (cache != null) {
>-			cache.dispose();
>-			cache = null;
>-		}
>-
>-		masterListener = null;
>-		detailProperty = null;
>-
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/DelegatingCache.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/DelegatingCache.java
>diff -N src/org/eclipse/core/databinding/property/value/DelegatingCache.java
>--- src/org/eclipse/core/databinding/property/value/DelegatingCache.java	8 Jan 2009 01:24:49 -0000	1.1.2.1
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,208 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2009 IBM Corporation and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     IBM Corporation - initial API and implementation
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.util.Collection;
>-import java.util.Collections;
>-import java.util.HashMap;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Realm;
>-import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>-import org.eclipse.core.databinding.observable.map.IObservableMap;
>-import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>-import org.eclipse.core.databinding.observable.set.IObservableSet;
>-import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>-import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>-import org.eclipse.core.databinding.observable.set.WritableSet;
>-import org.eclipse.core.internal.databinding.IdentityWrapper;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 3.3
>- * 
>- */
>-abstract class DelegatingCache {
>-	private Realm realm;
>-	private DelegatingValueProperty detailProperty;
>-	private IObservableSet elements;
>-	private Map delegateCaches;
>-
>-	private class DelegateCache implements IMapChangeListener {
>-		private final IValueProperty delegate;
>-		private final IObservableSet masterElements;
>-		private final IObservableMap masterElementValues;
>-		private final Map cachedValues;
>-
>-		DelegateCache(IValueProperty delegate) {
>-			this.delegate = delegate;
>-			this.masterElements = new WritableSet(realm, Collections.EMPTY_SET,
>-					elements.getElementType());
>-			this.masterElementValues = delegate.observeDetail(masterElements);
>-			this.cachedValues = new HashMap();
>-
>-			masterElementValues.addMapChangeListener(this);
>-		}
>-
>-		void add(Object masterElement) {
>-			boolean wasEmpty = masterElements.isEmpty();
>-
>-			masterElements.add(masterElement);
>-			cachedValues.put(new IdentityWrapper(masterElement),
>-					masterElementValues.get(masterElement));
>-
>-			if (wasEmpty)
>-				delegateCaches.put(delegate, this);
>-		}
>-
>-		void remove(Object masterElement) {
>-			cachedValues.remove(new IdentityWrapper(masterElement));
>-			masterElements.remove(masterElement);
>-			if (cachedValues.isEmpty())
>-				dispose();
>-		}
>-
>-		Object get(Object masterElement) {
>-			return cachedValues.get(new IdentityWrapper(masterElement));
>-		}
>-
>-		Object put(Object masterElement, Object detailValue) {
>-			Object oldValue = masterElementValues.put(masterElement,
>-					detailValue);
>-			notifyIfChanged(masterElement);
>-			return oldValue;
>-		}
>-
>-		boolean containsValue(Object detailValue) {
>-			return cachedValues.containsValue(detailValue);
>-		}
>-
>-		public void handleMapChange(MapChangeEvent event) {
>-			Set changedKeys = event.diff.getChangedKeys();
>-			for (Iterator it = changedKeys.iterator(); it.hasNext();)
>-				notifyIfChanged(it.next());
>-		}
>-
>-		private void notifyIfChanged(Object masterElement) {
>-			Object oldValue = cachedValues.get(new IdentityWrapper(
>-					masterElement));
>-			Object newValue = masterElementValues.get(masterElement);
>-			if (!Util.equals(oldValue, newValue)) {
>-				cachedValues.put(new IdentityWrapper(masterElement), newValue);
>-				handleValueChange(masterElement, oldValue, newValue);
>-			}
>-		}
>-
>-		void handleValueChange(Object masterElement, Object oldValue,
>-				Object newValue) {
>-			DelegatingCache.this.handleValueChange(masterElement, oldValue,
>-					newValue);
>-		}
>-
>-		void dispose() {
>-			delegateCaches.remove(delegate);
>-			masterElementValues.dispose();
>-			masterElements.dispose();
>-			cachedValues.clear();
>-		}
>-	}
>-
>-	DelegatingCache(Realm realm, DelegatingValueProperty detailProperty) {
>-		this.realm = realm;
>-		this.detailProperty = detailProperty;
>-
>-		this.elements = new WritableSet(realm);
>-		this.delegateCaches = new HashMap();
>-
>-		elements.addSetChangeListener(new ISetChangeListener() {
>-			public void handleSetChange(SetChangeEvent event) {
>-				for (Iterator it = event.diff.getRemovals().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object element = wrapper.unwrap();
>-					getCache(element).remove(element);
>-
>-				}
>-				for (Iterator it = event.diff.getAdditions().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object element = wrapper.unwrap();
>-					getCache(element).add(element);
>-				}
>-			}
>-		});
>-	}
>-
>-	private DelegateCache getCache(Object masterElement) {
>-		IValueProperty delegate = detailProperty.getDelegate(masterElement);
>-		if (delegateCaches.containsKey(delegate)) {
>-			return (DelegateCache) delegateCaches.get(delegate);
>-		}
>-		return new DelegateCache(delegate);
>-	}
>-
>-	Object get(Object element) {
>-		return getCache(element).get(element);
>-	}
>-
>-	Object put(Object element, Object value) {
>-		return getCache(element).put(element, value);
>-	}
>-
>-	boolean contains(Object value) {
>-		for (Iterator it = delegateCaches.values().iterator(); it.hasNext();) {
>-			DelegateCache cache = (DelegateCache) it.next();
>-			if (cache.containsValue(value))
>-				return true;
>-		}
>-		return false;
>-	}
>-
>-	private Set identitySet(Collection elements) {
>-		Set result = new HashSet();
>-		for (Iterator it = elements.iterator(); it.hasNext();) {
>-			result.add(new IdentityWrapper(it.next()));
>-		}
>-		return result;
>-	}
>-
>-	void addAll(Collection elements) {
>-		this.elements.addAll(identitySet(elements));
>-	}
>-
>-	void retainAll(Collection elements) {
>-		this.elements.retainAll(identitySet(elements));
>-	}
>-
>-	abstract void handleValueChange(Object masterElement, Object oldValue,
>-			Object newValue);
>-
>-	void dispose() {
>-		if (elements != null) {
>-			elements.clear(); // clears caches
>-			elements.dispose();
>-			elements = null;
>-		}
>-
>-		if (delegateCaches != null) {
>-			for (Iterator it = delegateCaches.values().iterator(); it.hasNext();) {
>-				DelegateCache cache = (DelegateCache) it.next();
>-				cache.dispose();
>-			}
>-			delegateCaches.clear();
>-			delegateCaches = null;
>-		}
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>--- src/org/eclipse/core/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java	23 Dec 2008 18:24:44 -0000	1.1.2.4
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,443 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.lang.reflect.Array;
>-import java.util.ArrayList;
>-import java.util.Collection;
>-import java.util.HashMap;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.List;
>-import java.util.ListIterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IObserving;
>-import org.eclipse.core.databinding.observable.IStaleListener;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.StaleEvent;
>-import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>-import org.eclipse.core.databinding.observable.list.IListChangeListener;
>-import org.eclipse.core.databinding.observable.list.IObservableList;
>-import org.eclipse.core.databinding.observable.list.ListChangeEvent;
>-import org.eclipse.core.databinding.observable.list.ListDiff;
>-import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>-import org.eclipse.core.databinding.observable.set.IObservableSet;
>-import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>-import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>-import org.eclipse.core.databinding.observable.set.WritableSet;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-import org.eclipse.core.internal.databinding.IdentityWrapper;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- */
>-class ObservableListSimpleValuePropertyObservableList extends
>-		AbstractObservableList implements IObserving {
>-	private IObservableList masterList;
>-	private SimpleValueProperty detailProperty;
>-
>-	private IObservableSet knownMasterElements;
>-	private Map cachedValues;
>-
>-	private boolean updating;
>-
>-	private IListChangeListener masterListener = new IListChangeListener() {
>-		public void handleListChange(ListChangeEvent event) {
>-			if (!isDisposed()) {
>-				updateKnownElements();
>-				fireListChange(convertDiff(event.diff));
>-			}
>-		}
>-
>-		private void updateKnownElements() {
>-			Set identityKnownElements = new HashSet();
>-			for (Iterator it = masterList.iterator(); it.hasNext();) {
>-				identityKnownElements.add(new IdentityWrapper(it.next()));
>-			}
>-
>-			knownMasterElements.retainAll(identityKnownElements);
>-			knownMasterElements.addAll(identityKnownElements);
>-		}
>-
>-		private ListDiff convertDiff(ListDiff diff) {
>-			// Convert diff to detail value
>-			ListDiffEntry[] masterEntries = diff.getDifferences();
>-			ListDiffEntry[] detailEntries = new ListDiffEntry[masterEntries.length];
>-			for (int i = 0; i < masterEntries.length; i++) {
>-				ListDiffEntry masterDifference = masterEntries[i];
>-				int index = masterDifference.getPosition();
>-				boolean addition = masterDifference.isAddition();
>-				Object masterElement = masterDifference.getElement();
>-				Object elementDetailValue = detailProperty
>-						.getValue(masterElement);
>-				detailEntries[i] = Diffs.createListDiffEntry(index, addition,
>-						elementDetailValue);
>-			}
>-			return Diffs.createListDiff(detailEntries);
>-		}
>-	};
>-
>-	private IStaleListener staleListener = new IStaleListener() {
>-		public void handleStale(StaleEvent staleEvent) {
>-			fireStale();
>-		}
>-	};
>-
>-	private INativePropertyListener detailListener;
>-
>-	/**
>-	 * @param masterList
>-	 * @param valueProperty
>-	 */
>-	public ObservableListSimpleValuePropertyObservableList(
>-			IObservableList masterList, SimpleValueProperty valueProperty) {
>-		super(masterList.getRealm());
>-		this.masterList = masterList;
>-		this.detailProperty = valueProperty;
>-
>-		IPropertyChangeListener listener = new IPropertyChangeListener() {
>-			public void handlePropertyChange(PropertyChangeEvent event) {
>-				if (!isDisposed() && !updating) {
>-					notifyIfChanged(event.getSource());
>-				}
>-			}
>-		};
>-		this.detailListener = detailProperty.adaptListener(listener);
>-	}
>-
>-	protected void firstListenerAdded() {
>-		knownMasterElements = new WritableSet(getRealm());
>-		cachedValues = new HashMap();
>-		knownMasterElements.addSetChangeListener(new ISetChangeListener() {
>-			public void handleSetChange(SetChangeEvent event) {
>-				for (Iterator it = event.diff.getRemovals().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object key = wrapper.unwrap();
>-					detailProperty.removeListener(key, detailListener);
>-					cachedValues.remove(wrapper);
>-				}
>-				for (Iterator it = event.diff.getAdditions().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object key = wrapper.unwrap();
>-					cachedValues.put(wrapper, detailProperty.getValue(key));
>-					detailProperty.addListener(key, detailListener);
>-				}
>-			}
>-		});
>-		for (Iterator it = masterList.iterator(); it.hasNext();) {
>-			knownMasterElements.add(new IdentityWrapper(it.next()));
>-		}
>-
>-		masterList.addListChangeListener(masterListener);
>-		masterList.addStaleListener(staleListener);
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		masterList.removeListChangeListener(masterListener);
>-		masterList.removeStaleListener(staleListener);
>-		if (knownMasterElements != null) {
>-			knownMasterElements.clear(); // clears cachedValues
>-			knownMasterElements.dispose();
>-			knownMasterElements = null;
>-		}
>-		cachedValues.clear();
>-		cachedValues = null;
>-	}
>-
>-	protected int doGetSize() {
>-		getterCalled();
>-		return masterList.size();
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object getElementType() {
>-		return detailProperty.getValueType();
>-	}
>-
>-	public Object get(int index) {
>-		getterCalled();
>-		Object masterElement = masterList.get(index);
>-		return detailProperty.getValue(masterElement);
>-	}
>-
>-	public boolean add(Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean addAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean addAll(int index, Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean contains(Object o) {
>-		getterCalled();
>-
>-		for (Iterator it = masterList.iterator(); it.hasNext();) {
>-			if (Util.equals(detailProperty.getValue(it.next()), o))
>-				return true;
>-		}
>-		return false;
>-	}
>-
>-	public boolean isEmpty() {
>-		getterCalled();
>-		return masterList.isEmpty();
>-	}
>-
>-	public boolean isStale() {
>-		getterCalled();
>-		return masterList.isStale();
>-	}
>-
>-	public Iterator iterator() {
>-		getterCalled();
>-		return new Iterator() {
>-			Iterator it = masterList.iterator();
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				return it.hasNext();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				Object masterElement = it.next();
>-				return detailProperty.getValue(masterElement);
>-			}
>-
>-			public void remove() {
>-				throw new UnsupportedOperationException();
>-			}
>-		};
>-	}
>-
>-	public Object move(int oldIndex, int newIndex) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean remove(Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean removeAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean retainAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public Object[] toArray() {
>-		getterCalled();
>-		Object[] masterElements = masterList.toArray();
>-		Object[] result = new Object[masterElements.length];
>-		for (int i = 0; i < result.length; i++) {
>-			result[i] = detailProperty.getValue(masterElements[i]);
>-		}
>-		return result;
>-	}
>-
>-	public Object[] toArray(Object[] a) {
>-		getterCalled();
>-		Object[] masterElements = masterList.toArray();
>-		if (a.length < masterElements.length)
>-			a = (Object[]) Array.newInstance(a.getClass().getComponentType(),
>-					masterElements.length);
>-		for (int i = 0; i < masterElements.length; i++) {
>-			a[i] = detailProperty.getValue(masterElements[i]);
>-		}
>-		return a;
>-	}
>-
>-	public void add(int index, Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public void clear() {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public ListIterator listIterator() {
>-		return listIterator(0);
>-	}
>-
>-	public ListIterator listIterator(final int index) {
>-		getterCalled();
>-		return new ListIterator() {
>-			ListIterator it = masterList.listIterator(index);
>-			Object lastMasterElement;
>-			Object lastElement;
>-			boolean haveIterated = false;
>-
>-			public void add(Object arg0) {
>-				throw new UnsupportedOperationException();
>-			}
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				return it.hasNext();
>-			}
>-
>-			public boolean hasPrevious() {
>-				getterCalled();
>-				return it.hasPrevious();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				lastMasterElement = it.next();
>-				lastElement = detailProperty.getValue(lastMasterElement);
>-				haveIterated = true;
>-				return lastElement;
>-			}
>-
>-			public int nextIndex() {
>-				getterCalled();
>-				return it.nextIndex();
>-			}
>-
>-			public Object previous() {
>-				getterCalled();
>-				lastMasterElement = it.previous();
>-				lastElement = detailProperty.getValue(lastMasterElement);
>-				haveIterated = true;
>-				return lastElement;
>-			}
>-
>-			public int previousIndex() {
>-				getterCalled();
>-				return it.previousIndex();
>-			}
>-
>-			public void remove() {
>-				throw new UnsupportedOperationException();
>-			}
>-
>-			public void set(Object o) {
>-				checkRealm();
>-				if (!haveIterated)
>-					throw new IllegalStateException();
>-
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					detailProperty.setValue(lastElement, o);
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(lastMasterElement);
>-
>-				lastElement = o;
>-			}
>-		};
>-	}
>-
>-	private void notifyIfChanged(Object masterElement) {
>-		if (cachedValues != null) {
>-			Object oldValue = cachedValues.get(new IdentityWrapper(
>-					masterElement));
>-			Object newValue = detailProperty.getValue(masterElement);
>-			if (!Util.equals(oldValue, newValue)) {
>-				cachedValues.put(new IdentityWrapper(masterElement), newValue);
>-				fireListChange(indicesOf(masterElement), oldValue, newValue);
>-			}
>-		}
>-	}
>-
>-	private int[] indicesOf(Object masterElement) {
>-		List indices = new ArrayList();
>-
>-		for (ListIterator it = ObservableListSimpleValuePropertyObservableList.this.masterList
>-				.listIterator(); it.hasNext();) {
>-			if (masterElement == it.next())
>-				indices.add(new Integer(it.previousIndex()));
>-		}
>-
>-		int[] result = new int[indices.size()];
>-		for (int i = 0; i < result.length; i++) {
>-			result[i] = ((Integer) indices.get(i)).intValue();
>-		}
>-		return result;
>-	}
>-
>-	private void fireListChange(int[] indices, Object oldValue, Object newValue) {
>-		ListDiffEntry[] differences = new ListDiffEntry[indices.length * 2];
>-		for (int i = 0; i < indices.length; i++) {
>-			int index = indices[i];
>-			differences[i * 2] = Diffs.createListDiffEntry(index, false,
>-					oldValue);
>-			differences[i * 2 + 1] = Diffs.createListDiffEntry(index, true,
>-					newValue);
>-		}
>-		fireListChange(Diffs.createListDiff(differences));
>-	}
>-
>-	public Object remove(int index) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public Object set(int index, Object o) {
>-		checkRealm();
>-		Object masterElement = masterList.get(index);
>-		Object oldValue = detailProperty.getValue(masterElement);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			detailProperty.setValue(masterElement, o);
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(masterElement);
>-
>-		return oldValue;
>-	}
>-
>-	public Object getObserved() {
>-		return masterList;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (masterList != null) {
>-			masterList.removeListChangeListener(masterListener);
>-			masterList = null;
>-		}
>-		if (knownMasterElements != null) {
>-			knownMasterElements.clear(); // detaches listeners
>-			knownMasterElements.dispose();
>-			knownMasterElements = null;
>-		}
>-
>-		masterListener = null;
>-		detailListener = null;
>-		detailProperty = null;
>-		cachedValues = null;
>-
>-		super.dispose();
>-	}
>-}
>\ No newline at end of file
>Index: src/org/eclipse/core/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>--- src/org/eclipse/core/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java	8 Jan 2009 01:24:49 -0000	1.1.2.1
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,310 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.util.AbstractSet;
>-import java.util.Collections;
>-import java.util.HashMap;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IObserving;
>-import org.eclipse.core.databinding.observable.IStaleListener;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.StaleEvent;
>-import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>-import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>-import org.eclipse.core.databinding.observable.map.IObservableMap;
>-import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>-import org.eclipse.core.databinding.observable.map.MapDiff;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- */
>-class ObservableMapDelegatingValuePropertyObservableMap extends
>-		AbstractObservableMap implements IObserving {
>-	private IObservableMap masterMap;
>-	private DelegatingValueProperty detailProperty;
>-	private DelegatingCache cache;
>-
>-	private Set entrySet;
>-
>-	class EntrySet extends AbstractSet {
>-		public Iterator iterator() {
>-			return new Iterator() {
>-				Iterator it = masterMap.entrySet().iterator();
>-
>-				public boolean hasNext() {
>-					getterCalled();
>-					return it.hasNext();
>-				}
>-
>-				public Object next() {
>-					getterCalled();
>-					Map.Entry next = (Map.Entry) it.next();
>-					return new MapEntry(next.getKey());
>-				}
>-
>-				public void remove() {
>-					it.remove();
>-				}
>-			};
>-		}
>-
>-		public int size() {
>-			return masterMap.size();
>-		}
>-	}
>-
>-	class MapEntry implements Map.Entry {
>-		private Object key;
>-
>-		MapEntry(Object key) {
>-			this.key = key;
>-		}
>-
>-		public Object getKey() {
>-			getterCalled();
>-			return key;
>-		}
>-
>-		public Object getValue() {
>-			getterCalled();
>-
>-			if (!masterMap.containsKey(key))
>-				return null;
>-
>-			Object masterValue = masterMap.get(key);
>-			return cache.get(masterValue);
>-		}
>-
>-		public Object setValue(Object value) {
>-			checkRealm();
>-
>-			if (!masterMap.containsKey(key))
>-				return null;
>-
>-			Object masterValue = masterMap.get(key);
>-			return cache.put(masterValue, value);
>-		}
>-
>-		public boolean equals(Object o) {
>-			getterCalled();
>-			if (o == this)
>-				return true;
>-			if (o == null)
>-				return false;
>-			if (!(o instanceof Map.Entry))
>-				return false;
>-			Map.Entry that = (Map.Entry) o;
>-			return Util.equals(this.getKey(), that.getKey())
>-					&& Util.equals(this.getValue(), that.getValue());
>-		}
>-
>-		public int hashCode() {
>-			getterCalled();
>-			Object value = getValue();
>-			return (key == null ? 0 : key.hashCode())
>-					^ (value == null ? 0 : value.hashCode());
>-		}
>-	}
>-
>-	private IMapChangeListener masterListener = new IMapChangeListener() {
>-		public void handleMapChange(final MapChangeEvent event) {
>-			if (isDisposed())
>-				return;
>-
>-			cache.addAll(masterMap.values());
>-
>-			// Need both obsolete and new master values to convert diff
>-			MapDiff diff = convertDiff(event.diff);
>-
>-			cache.retainAll(masterMap.values());
>-
>-			fireMapChange(diff);
>-		}
>-
>-		private MapDiff convertDiff(MapDiff diff) {
>-			Map oldValues = new HashMap();
>-			Map newValues = new HashMap();
>-
>-			Set addedKeys = diff.getAddedKeys();
>-			for (Iterator it = addedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-				Object masterValue = diff.getNewValue(key);
>-				Object newValue = cache.get(masterValue);
>-				newValues.put(key, newValue);
>-			}
>-
>-			Set removedKeys = diff.getRemovedKeys();
>-			for (Iterator it = removedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-				Object masterValue = diff.getOldValue(key);
>-				Object oldValue = cache.get(masterValue);
>-				oldValues.put(key, oldValue);
>-			}
>-
>-			Set changedKeys = new HashSet(diff.getChangedKeys());
>-			for (Iterator it = changedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-
>-				Object oldMasterValue = diff.getOldValue(key);
>-				Object newMasterValue = diff.getNewValue(key);
>-
>-				Object oldValue = cache.get(oldMasterValue);
>-				Object newValue = cache.get(newMasterValue);
>-
>-				if (Util.equals(oldValue, newValue)) {
>-					it.remove();
>-				} else {
>-					oldValues.put(key, oldValue);
>-					newValues.put(key, newValue);
>-				}
>-			}
>-
>-			return Diffs.createMapDiff(addedKeys, removedKeys, changedKeys,
>-					oldValues, newValues);
>-		}
>-	};
>-
>-	private IStaleListener staleListener = new IStaleListener() {
>-		public void handleStale(StaleEvent staleEvent) {
>-			fireStale();
>-		}
>-	};
>-
>-	/**
>-	 * @param map
>-	 * @param valueProperty
>-	 */
>-	public ObservableMapDelegatingValuePropertyObservableMap(
>-			IObservableMap map, DelegatingValueProperty valueProperty) {
>-		super(map.getRealm());
>-		this.masterMap = map;
>-		this.detailProperty = valueProperty;
>-		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>-			void handleValueChange(Object masterElement, Object oldValue,
>-					Object newValue) {
>-				fireMapChange(keysFor(masterElement), oldValue, newValue);
>-			}
>-		};
>-		cache.addAll(masterMap.values());
>-
>-		masterMap.addMapChangeListener(masterListener);
>-		masterMap.addStaleListener(staleListener);
>-	}
>-
>-	public Set entrySet() {
>-		getterCalled();
>-		if (entrySet == null)
>-			entrySet = new EntrySet();
>-		return entrySet;
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object get(Object key) {
>-		getterCalled();
>-		Object masterValue = masterMap.get(key);
>-		return cache.get(masterValue);
>-	}
>-
>-	public Object put(Object key, Object value) {
>-		if (!masterMap.containsKey(key))
>-			return null;
>-		Object masterValue = masterMap.get(key);
>-		return cache.put(masterValue, value);
>-	}
>-
>-	public boolean isStale() {
>-		getterCalled();
>-		return masterMap.isStale();
>-	}
>-
>-	public Object getObserved() {
>-		return masterMap;
>-	}
>-
>-	public Object getKeyType() {
>-		return masterMap.getKeyType();
>-	}
>-
>-	public Object getValueType() {
>-		return detailProperty.getValueType();
>-	}
>-
>-	private Set keysFor(Object masterValue) {
>-		Set keys = new HashSet();
>-
>-		for (Iterator it = masterMap.entrySet().iterator(); it.hasNext();) {
>-			Map.Entry entry = (Entry) it.next();
>-			if (entry.getValue() == masterValue) {
>-				keys.add(entry.getKey());
>-			}
>-		}
>-
>-		return keys;
>-	}
>-
>-	private void fireMapChange(final Set changedKeys, final Object oldValue,
>-			final Object newValue) {
>-		fireMapChange(new MapDiff() {
>-			public Set getAddedKeys() {
>-				return Collections.EMPTY_SET;
>-			}
>-
>-			public Set getRemovedKeys() {
>-				return Collections.EMPTY_SET;
>-			}
>-
>-			public Set getChangedKeys() {
>-				return Collections.unmodifiableSet(changedKeys);
>-			}
>-
>-			public Object getOldValue(Object key) {
>-				if (changedKeys.contains(key))
>-					return oldValue;
>-				return null;
>-			}
>-
>-			public Object getNewValue(Object key) {
>-				if (changedKeys.contains(key))
>-					return newValue;
>-				return null;
>-			}
>-		});
>-	}
>-
>-	public synchronized void dispose() {
>-		if (masterMap != null) {
>-			masterMap.removeMapChangeListener(masterListener);
>-			masterMap.removeStaleListener(staleListener);
>-			masterMap = null;
>-		}
>-
>-		if (cache != null) {
>-			cache.dispose();
>-			cache = null;
>-		}
>-
>-		masterListener = null;
>-		detailProperty = null;
>-
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>--- src/org/eclipse/core/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java	23 Dec 2008 18:30:30 -0000	1.1.2.5
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,138 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.util.HashMap;
>-import java.util.Iterator;
>-import java.util.Map;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IObserving;
>-import org.eclipse.core.databinding.observable.map.ComputedObservableMap;
>-import org.eclipse.core.databinding.observable.set.IObservableSet;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- */
>-class ObservableSetSimpleValuePropertyObservableMap extends
>-		ComputedObservableMap implements IObserving {
>-	private SimpleValueProperty detailProperty;
>-
>-	private INativePropertyListener listener;
>-
>-	private Map cachedValues;
>-
>-	private boolean updating;
>-
>-	/**
>-	 * @param keySet
>-	 * @param valueProperty
>-	 */
>-	public ObservableSetSimpleValuePropertyObservableMap(IObservableSet keySet,
>-			SimpleValueProperty valueProperty) {
>-		super(keySet);
>-		this.detailProperty = valueProperty;
>-	}
>-
>-	protected void firstListenerAdded() {
>-		cachedValues = new HashMap(this);
>-		if (listener == null) {
>-			listener = detailProperty
>-					.adaptListener(new IPropertyChangeListener() {
>-						public void handlePropertyChange(
>-								final PropertyChangeEvent event) {
>-							if (!isDisposed() && !updating) {
>-								getRealm().exec(new Runnable() {
>-									public void run() {
>-										notifyIfChanged(event.getSource());
>-									}
>-								});
>-							}
>-						}
>-					});
>-		}
>-		super.firstListenerAdded();
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		super.lastListenerRemoved();
>-		cachedValues.clear();
>-		cachedValues = null;
>-	}
>-
>-	protected void hookListener(Object addedKey) {
>-		if (listener != null) {
>-			cachedValues.put(addedKey, detailProperty.getValue(addedKey));
>-			detailProperty.addListener(addedKey, listener);
>-		}
>-	}
>-
>-	protected void unhookListener(Object removedKey) {
>-		if (listener != null) {
>-			detailProperty.removeListener(removedKey, listener);
>-			cachedValues.remove(removedKey);
>-		}
>-	}
>-
>-	protected Object doGet(Object key) {
>-		return detailProperty.getValue(key);
>-	}
>-
>-	protected Object doPut(Object key, Object value) {
>-		Object oldValue = detailProperty.getValue(key);
>-
>-		updating = true;
>-		try {
>-			detailProperty.setValue(key, value);
>-		} finally {
>-			updating = false;
>-		}
>-
>-		notifyIfChanged(key);
>-
>-		return oldValue;
>-	}
>-
>-	private void notifyIfChanged(Object key) {
>-		if (cachedValues != null) {
>-			Object oldValue = cachedValues.get(key);
>-			Object newValue = detailProperty.getValue(key);
>-			if (!Util.equals(oldValue, newValue)) {
>-				cachedValues.put(key, newValue);
>-				fireMapChange(Diffs.createMapDiffSingleChange(key, oldValue,
>-						newValue));
>-			}
>-		}
>-	}
>-
>-	public Object getObserved() {
>-		return keySet();
>-	}
>-
>-	public synchronized void dispose() {
>-		if (!isDisposed()) {
>-			if (listener != null) {
>-				for (Iterator it = values().iterator(); it.hasNext();) {
>-					unhookListener(it.next());
>-				}
>-				listener = null;
>-			}
>-			detailProperty = null;
>-		}
>-
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>--- src/org/eclipse/core/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java	8 Jan 2009 01:24:49 -0000	1.1.2.1
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,341 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.lang.reflect.Array;
>-import java.util.ArrayList;
>-import java.util.Collection;
>-import java.util.Iterator;
>-import java.util.List;
>-import java.util.ListIterator;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IStaleListener;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.StaleEvent;
>-import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>-import org.eclipse.core.databinding.observable.list.IListChangeListener;
>-import org.eclipse.core.databinding.observable.list.IObservableList;
>-import org.eclipse.core.databinding.observable.list.ListChangeEvent;
>-import org.eclipse.core.databinding.observable.list.ListDiff;
>-import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>-
>-/**
>- * @since 1.2
>- */
>-class ObservableListDelegatingValuePropertyObservableList extends
>-		AbstractObservableList {
>-	private IObservableList masterList;
>-	private DelegatingValueProperty detailProperty;
>-	private DelegatingCache cache;
>-
>-	private IListChangeListener masterListener = new IListChangeListener() {
>-		public void handleListChange(ListChangeEvent event) {
>-			if (isDisposed())
>-				return;
>-
>-			cache.addAll(masterList);
>-
>-			// Need both obsolete and new elements to convert diff
>-			ListDiff diff = convertDiff(event.diff);
>-
>-			cache.retainAll(masterList);
>-
>-			fireListChange(diff);
>-		}
>-
>-		private ListDiff convertDiff(ListDiff diff) {
>-			// Convert diff to detail value
>-			ListDiffEntry[] masterEntries = diff.getDifferences();
>-			ListDiffEntry[] detailEntries = new ListDiffEntry[masterEntries.length];
>-			for (int i = 0; i < masterEntries.length; i++) {
>-				ListDiffEntry masterDifference = masterEntries[i];
>-				int index = masterDifference.getPosition();
>-				boolean addition = masterDifference.isAddition();
>-				Object masterElement = masterDifference.getElement();
>-				Object detailValue = cache.get(masterElement);
>-
>-				detailEntries[i] = Diffs.createListDiffEntry(index, addition,
>-						detailValue);
>-			}
>-			return Diffs.createListDiff(detailEntries);
>-		}
>-	};
>-
>-	private IStaleListener staleListener = new IStaleListener() {
>-		public void handleStale(StaleEvent staleEvent) {
>-			fireStale();
>-		}
>-	};
>-
>-	/**
>-	 * @param masterList
>-	 * @param valueProperty
>-	 */
>-	public ObservableListDelegatingValuePropertyObservableList(
>-			IObservableList masterList, DelegatingValueProperty valueProperty) {
>-		super(masterList.getRealm());
>-		this.masterList = masterList;
>-		this.detailProperty = valueProperty;
>-		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>-			void handleValueChange(Object masterElement, Object oldValue,
>-					Object newValue) {
>-				fireListChange(indicesOf(masterElement), oldValue, newValue);
>-			}
>-		};
>-		cache.addAll(masterList);
>-
>-		masterList.addListChangeListener(masterListener);
>-		masterList.addStaleListener(staleListener);
>-	}
>-
>-	protected int doGetSize() {
>-		getterCalled();
>-		return masterList.size();
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object get(int index) {
>-		getterCalled();
>-		Object masterElement = masterList.get(index);
>-		return cache.get(masterElement);
>-	}
>-
>-	public boolean add(Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean addAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean addAll(int index, Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean contains(Object o) {
>-		getterCalled();
>-		return cache.contains(o);
>-	}
>-
>-	public boolean isEmpty() {
>-		getterCalled();
>-		return masterList.isEmpty();
>-	}
>-
>-	public boolean isStale() {
>-		getterCalled();
>-		return masterList.isStale();
>-	}
>-
>-	public Iterator iterator() {
>-		getterCalled();
>-		return new Iterator() {
>-			Iterator it = masterList.iterator();
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				return it.hasNext();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				Object masterElement = it.next();
>-				return cache.get(masterElement);
>-			}
>-
>-			public void remove() {
>-				throw new UnsupportedOperationException();
>-			}
>-		};
>-	}
>-
>-	public Object move(int oldIndex, int newIndex) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean remove(Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean removeAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public boolean retainAll(Collection c) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public Object[] toArray() {
>-		getterCalled();
>-		Object[] masterElements = masterList.toArray();
>-		Object[] result = new Object[masterElements.length];
>-		for (int i = 0; i < result.length; i++) {
>-			result[i] = cache.get(masterElements[i]);
>-		}
>-		return result;
>-	}
>-
>-	public Object[] toArray(Object[] a) {
>-		getterCalled();
>-		Object[] masterElements = masterList.toArray();
>-		if (a.length < masterElements.length)
>-			a = (Object[]) Array.newInstance(a.getClass().getComponentType(),
>-					masterElements.length);
>-		for (int i = 0; i < masterElements.length; i++) {
>-			a[i] = cache.get(masterElements[i]);
>-		}
>-		return a;
>-	}
>-
>-	public void add(int index, Object o) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public void clear() {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public ListIterator listIterator() {
>-		return listIterator(0);
>-	}
>-
>-	public ListIterator listIterator(final int index) {
>-		getterCalled();
>-		return new ListIterator() {
>-			ListIterator it = masterList.listIterator(index);
>-			Object lastMasterElement;
>-			Object lastElement;
>-			boolean haveIterated = false;
>-
>-			public void add(Object arg0) {
>-				throw new UnsupportedOperationException();
>-			}
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				return it.hasNext();
>-			}
>-
>-			public boolean hasPrevious() {
>-				getterCalled();
>-				return it.hasPrevious();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				lastMasterElement = it.next();
>-				lastElement = cache.get(lastMasterElement);
>-				haveIterated = true;
>-				return lastElement;
>-			}
>-
>-			public int nextIndex() {
>-				getterCalled();
>-				return it.nextIndex();
>-			}
>-
>-			public Object previous() {
>-				getterCalled();
>-				lastMasterElement = it.previous();
>-				lastElement = cache.get(lastMasterElement);
>-				haveIterated = true;
>-				return lastElement;
>-			}
>-
>-			public int previousIndex() {
>-				getterCalled();
>-				return it.previousIndex();
>-			}
>-
>-			public void remove() {
>-				throw new UnsupportedOperationException();
>-			}
>-
>-			public void set(Object o) {
>-				checkRealm();
>-				if (!haveIterated)
>-					throw new IllegalStateException();
>-
>-				cache.put(lastMasterElement, o);
>-
>-				lastElement = o;
>-			}
>-		};
>-	}
>-
>-	private int[] indicesOf(Object masterElement) {
>-		List indices = new ArrayList();
>-
>-		for (ListIterator it = masterList.listIterator(); it.hasNext();) {
>-			if (masterElement == it.next())
>-				indices.add(new Integer(it.previousIndex()));
>-		}
>-
>-		int[] result = new int[indices.size()];
>-		for (int i = 0; i < result.length; i++) {
>-			result[i] = ((Integer) indices.get(i)).intValue();
>-		}
>-		return result;
>-	}
>-
>-	private void fireListChange(int[] indices, Object oldValue, Object newValue) {
>-		ListDiffEntry[] differences = new ListDiffEntry[indices.length * 2];
>-		for (int i = 0; i < indices.length; i++) {
>-			int index = indices[i];
>-			differences[i * 2] = Diffs.createListDiffEntry(index, false,
>-					oldValue);
>-			differences[i * 2 + 1] = Diffs.createListDiffEntry(index, true,
>-					newValue);
>-		}
>-		fireListChange(Diffs.createListDiff(differences));
>-	}
>-
>-	public Object remove(int index) {
>-		throw new UnsupportedOperationException();
>-	}
>-
>-	public Object set(int index, Object o) {
>-		checkRealm();
>-		Object masterElement = masterList.get(index);
>-		return cache.put(masterElement, o);
>-	}
>-
>-	public Object getObserved() {
>-		return masterList;
>-	}
>-
>-	public Object getElementType() {
>-		return detailProperty.getValueType();
>-	}
>-
>-	public synchronized void dispose() {
>-		if (masterList != null) {
>-			masterList.removeListChangeListener(masterListener);
>-			masterList.removeStaleListener(staleListener);
>-			masterList = null;
>-		}
>-
>-		if (cache != null) {
>-			cache.dispose();
>-			cache = null;
>-		}
>-
>-		masterListener = null;
>-		detailProperty = null;
>-
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/SimpleValueProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/value/Attic/SimpleValueProperty.java,v
>retrieving revision 1.1.2.8
>diff -u -r1.1.2.8 SimpleValueProperty.java
>--- src/org/eclipse/core/databinding/property/value/SimpleValueProperty.java	8 Jan 2009 01:24:49 -0000	1.1.2.8
>+++ src/org/eclipse/core/databinding/property/value/SimpleValueProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -18,7 +18,11 @@
> import org.eclipse.core.databinding.observable.set.IObservableSet;
> import org.eclipse.core.databinding.observable.value.IObservableValue;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.internal.databinding.property.value.ObservableListSimpleValuePropertyObservableList;
>+import org.eclipse.core.internal.databinding.property.value.ObservableMapSimpleValuePropertyObservableMap;
>+import org.eclipse.core.internal.databinding.property.value.ObservableSetSimpleValuePropertyObservableMap;
>+import org.eclipse.core.internal.databinding.property.value.SimpleValuePropertyObservableValue;
> 
> /**
>  * Simplified abstract implementation of IValueProperty. This class takes care
>@@ -30,7 +34,7 @@
>  * <li> {@link #getValueType()}
>  * <li> {@link #doGetValue(Object)}
>  * <li> {@link #doSetValue(Object, Object)}
>- * <li> {@link #adaptListener(IPropertyChangeListener)}
>+ * <li> {@link #adaptListener(ISimplePropertyListener)}
>  * <li> {@link #doAddListener(Object, INativePropertyListener)}
>  * <li> {@link #doRemoveListener(Object, INativePropertyListener)}
>  * </ul>
>@@ -40,16 +44,9 @@
>  * 
>  * @since 1.2
>  */
>-public abstract class SimpleValueProperty extends ValueProperty {
>-	/**
>-	 * Returns the value of the property on the specified source object
>-	 * 
>-	 * @param source
>-	 *            the property source (may be null)
>-	 * @return the current value of the source's value property
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final Object getValue(Object source) {
>+public abstract class SimpleValueProperty extends ValueProperty implements
>+		ISimpleValueProperty {
>+	public final Object getValue(Object source) {
> 		return source == null ? null : doGetValue(source);
> 	}
> 
>@@ -63,55 +60,17 @@
> 	 */
> 	protected abstract Object doGetValue(Object source);
> 
>-	/**
>-	 * Sets the source's value property to the specified value
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param value
>-	 *            the new value
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void setValue(Object source, Object value) {
>+	public final void setValue(Object source, Object value) {
> 		if (source != null)
> 			doSetValue(source, value);
> 	}
> 
> 	protected abstract void doSetValue(Object source, Object value);
> 
>-	/**
>-	 * Returns a listener which implements the correct listener interface for
>-	 * the expected source object, and which parlays property change events from
>-	 * the source object to the given listener. If there is no listener API for
>-	 * this property, this method returns null.
>-	 * 
>-	 * @param listener
>-	 *            the property listener to receive events
>-	 * @return a native listener which parlays property change events to the
>-	 *         specified listener.
>-	 * @throws ClassCastException
>-	 *             if the provided listener does not implement the correct
>-	 *             listener interface (IValueProperty, IListProperty,
>-	 *             ISetProperty or IMapProperty) depending on the property.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected abstract INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener);
>+	public abstract INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener);
> 
>-	/**
>-	 * Adds the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void addListener(Object source,
>+	public final void addListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doAddListener(source, listener);
>@@ -120,33 +79,20 @@
> 	/**
> 	 * Adds the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doAddListener(Object source,
> 			INativePropertyListener listener);
> 
>-	/**
>-	 * Removes the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void removeListener(Object source,
>+	public final void removeListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doRemoveListener(source, listener);
>@@ -155,14 +101,14 @@
> 	/**
> 	 * Removes the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doRemoveListener(Object source,
>Index: src/org/eclipse/core/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>--- src/org/eclipse/core/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java	23 Dec 2008 18:24:44 -0000	1.1.2.4
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,369 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import java.util.AbstractSet;
>-import java.util.Collections;
>-import java.util.HashMap;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.Map;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.IObserving;
>-import org.eclipse.core.databinding.observable.IStaleListener;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.StaleEvent;
>-import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>-import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>-import org.eclipse.core.databinding.observable.map.IObservableMap;
>-import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>-import org.eclipse.core.databinding.observable.map.MapDiff;
>-import org.eclipse.core.databinding.observable.set.IObservableSet;
>-import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>-import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>-import org.eclipse.core.databinding.observable.set.WritableSet;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-import org.eclipse.core.internal.databinding.IdentityWrapper;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- * 
>- */
>-class ObservableMapSimpleValuePropertyObservableMap extends
>-		AbstractObservableMap implements IObserving {
>-	private IObservableMap masterMap;
>-	private SimpleValueProperty detailProperty;
>-
>-	private IObservableSet knownMasterValues;
>-	private Map cachedValues;
>-
>-	private boolean updating = false;
>-
>-	private IMapChangeListener masterListener = new IMapChangeListener() {
>-		public void handleMapChange(final MapChangeEvent event) {
>-			if (!isDisposed()) {
>-				updateKnownValues();
>-				if (!updating)
>-					fireMapChange(convertDiff(event.diff));
>-			}
>-		}
>-
>-		private void updateKnownValues() {
>-			Set identityKnownValues = new HashSet();
>-			for (Iterator it = masterMap.values().iterator(); it.hasNext();) {
>-				identityKnownValues.add(new IdentityWrapper(it.next()));
>-			}
>-
>-			knownMasterValues.retainAll(identityKnownValues);
>-			knownMasterValues.addAll(identityKnownValues);
>-		}
>-
>-		private MapDiff convertDiff(MapDiff diff) {
>-			Map oldValues = new HashMap();
>-			Map newValues = new HashMap();
>-
>-			Set addedKeys = diff.getAddedKeys();
>-			for (Iterator it = addedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-				Object newSource = diff.getNewValue(key);
>-				Object newValue = detailProperty.getValue(newSource);
>-				newValues.put(key, newValue);
>-			}
>-
>-			Set removedKeys = diff.getRemovedKeys();
>-			for (Iterator it = removedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-				Object oldSource = diff.getOldValue(key);
>-				Object oldValue = detailProperty.getValue(oldSource);
>-				oldValues.put(key, oldValue);
>-			}
>-
>-			Set changedKeys = new HashSet(diff.getChangedKeys());
>-			for (Iterator it = changedKeys.iterator(); it.hasNext();) {
>-				Object key = it.next();
>-
>-				Object oldSource = diff.getOldValue(key);
>-				Object newSource = diff.getNewValue(key);
>-
>-				Object oldValue = detailProperty.getValue(oldSource);
>-				Object newValue = detailProperty.getValue(newSource);
>-
>-				if (Util.equals(oldValue, newValue)) {
>-					it.remove();
>-				} else {
>-					oldValues.put(key, oldValue);
>-					newValues.put(key, newValue);
>-				}
>-			}
>-
>-			return Diffs.createMapDiff(addedKeys, removedKeys, changedKeys,
>-					oldValues, newValues);
>-		}
>-	};
>-
>-	private IStaleListener staleListener = new IStaleListener() {
>-		public void handleStale(StaleEvent staleEvent) {
>-			fireStale();
>-		}
>-	};
>-
>-	private INativePropertyListener detailListener;
>-
>-	/**
>-	 * @param map
>-	 * @param valueProperty
>-	 */
>-	public ObservableMapSimpleValuePropertyObservableMap(IObservableMap map,
>-			SimpleValueProperty valueProperty) {
>-		super(map.getRealm());
>-		this.masterMap = map;
>-		this.detailProperty = valueProperty;
>-
>-		IPropertyChangeListener listener = new IPropertyChangeListener() {
>-			public void handlePropertyChange(PropertyChangeEvent event) {
>-				notifyIfChanged(event.getSource());
>-			}
>-		};
>-		this.detailListener = detailProperty.adaptListener(listener);
>-	}
>-
>-	protected void firstListenerAdded() {
>-		knownMasterValues = new WritableSet(getRealm());
>-		cachedValues = new HashMap();
>-		knownMasterValues.addSetChangeListener(new ISetChangeListener() {
>-			public void handleSetChange(SetChangeEvent event) {
>-				for (Iterator it = event.diff.getRemovals().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object key = wrapper.unwrap();
>-					detailProperty.removeListener(key, detailListener);
>-					cachedValues.remove(wrapper);
>-				}
>-				for (Iterator it = event.diff.getAdditions().iterator(); it
>-						.hasNext();) {
>-					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>-					Object key = wrapper.unwrap();
>-					cachedValues.put(wrapper, detailProperty.getValue(key));
>-					detailProperty.addListener(key, detailListener);
>-				}
>-			}
>-		});
>-		for (Iterator it = masterMap.values().iterator(); it.hasNext();) {
>-			knownMasterValues.add(new IdentityWrapper(it.next()));
>-		}
>-
>-		masterMap.addMapChangeListener(masterListener);
>-		masterMap.addStaleListener(staleListener);
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		masterMap.removeMapChangeListener(masterListener);
>-		masterMap.removeStaleListener(staleListener);
>-		if (knownMasterValues != null) {
>-			knownMasterValues.clear(); // removes attached listeners
>-			knownMasterValues.dispose();
>-			knownMasterValues = null;
>-		}
>-		cachedValues.clear();
>-		cachedValues = null;
>-	}
>-
>-	private Set entrySet;
>-
>-	public Set entrySet() {
>-		getterCalled();
>-		if (entrySet == null)
>-			entrySet = new EntrySet();
>-		return entrySet;
>-	}
>-
>-	class EntrySet extends AbstractSet {
>-		public Iterator iterator() {
>-			return new Iterator() {
>-				Iterator it = masterMap.entrySet().iterator();
>-
>-				public boolean hasNext() {
>-					getterCalled();
>-					return it.hasNext();
>-				}
>-
>-				public Object next() {
>-					getterCalled();
>-					Map.Entry next = (Map.Entry) it.next();
>-					return new MapEntry(next.getKey());
>-				}
>-
>-				public void remove() {
>-					it.remove();
>-				}
>-			};
>-		}
>-
>-		public int size() {
>-			return masterMap.size();
>-		}
>-	}
>-
>-	class MapEntry implements Map.Entry {
>-		private Object key;
>-
>-		MapEntry(Object key) {
>-			this.key = key;
>-		}
>-
>-		public Object getKey() {
>-			getterCalled();
>-			return key;
>-		}
>-
>-		public Object getValue() {
>-			getterCalled();
>-			if (!masterMap.containsKey(key))
>-				return null;
>-			return detailProperty.getValue(masterMap.get(key));
>-		}
>-
>-		public Object setValue(Object value) {
>-			if (!masterMap.containsKey(key))
>-				return null;
>-			Object source = masterMap.get(key);
>-
>-			Object oldValue = detailProperty.getValue(source);
>-
>-			updating = true;
>-			try {
>-				detailProperty.setValue(source, value);
>-			} finally {
>-				updating = false;
>-			}
>-
>-			notifyIfChanged(source);
>-
>-			return oldValue;
>-		}
>-
>-		public boolean equals(Object o) {
>-			getterCalled();
>-			if (o == this)
>-				return true;
>-			if (o == null)
>-				return false;
>-			if (!(o instanceof Map.Entry))
>-				return false;
>-			Map.Entry that = (Map.Entry) o;
>-			return Util.equals(this.getKey(), that.getKey())
>-					&& Util.equals(this.getValue(), that.getValue());
>-		}
>-
>-		public int hashCode() {
>-			getterCalled();
>-			Object value = getValue();
>-			return (key == null ? 0 : key.hashCode())
>-					^ (value == null ? 0 : value.hashCode());
>-		}
>-	}
>-
>-	public Object put(Object key, Object value) {
>-		if (!masterMap.containsKey(key))
>-			return null;
>-		Object masterValue = masterMap.get(key);
>-		Object oldValue = detailProperty.getValue(key);
>-		detailProperty.setValue(masterValue, value);
>-		notifyIfChanged(masterValue);
>-		return oldValue;
>-	}
>-
>-	private void notifyIfChanged(Object masterValue) {
>-		if (cachedValues != null) {
>-			final Set keys = keysFor(masterValue);
>-
>-			final Object oldValue = cachedValues.get(new IdentityWrapper(
>-					masterValue));
>-			final Object newValue = detailProperty.getValue(masterValue);
>-
>-			if (!Util.equals(oldValue, newValue)) {
>-				cachedValues.put(new IdentityWrapper(masterValue), newValue);
>-				fireMapChange(new MapDiff() {
>-					public Set getAddedKeys() {
>-						return Collections.EMPTY_SET;
>-					}
>-
>-					public Set getChangedKeys() {
>-						return keys;
>-					}
>-
>-					public Set getRemovedKeys() {
>-						return Collections.EMPTY_SET;
>-					}
>-
>-					public Object getNewValue(Object key) {
>-						return newValue;
>-					}
>-
>-					public Object getOldValue(Object key) {
>-						return oldValue;
>-					}
>-				});
>-			}
>-		}
>-	}
>-
>-	private Set keysFor(Object value) {
>-		Set keys = new HashSet();
>-
>-		for (Iterator it = masterMap.entrySet().iterator(); it.hasNext();) {
>-			Map.Entry entry = (Entry) it.next();
>-			if (entry.getValue() == value) {
>-				keys.add(entry.getKey());
>-			}
>-		}
>-
>-		return keys;
>-	}
>-
>-	public boolean isStale() {
>-		getterCalled();
>-		return masterMap.isStale();
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object getObserved() {
>-		return masterMap;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (masterMap != null) {
>-			masterMap.removeMapChangeListener(masterListener);
>-			masterMap = null;
>-		}
>-		if (knownMasterValues != null) {
>-			knownMasterValues.clear(); // detaches listeners
>-			knownMasterValues.dispose();
>-			knownMasterValues = null;
>-		}
>-
>-		masterListener = null;
>-		detailListener = null;
>-		detailProperty = null;
>-		cachedValues = null;
>-
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/SimpleValuePropertyObservableValue.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/SimpleValuePropertyObservableValue.java
>diff -N src/org/eclipse/core/databinding/property/value/SimpleValuePropertyObservableValue.java
>--- src/org/eclipse/core/databinding/property/value/SimpleValuePropertyObservableValue.java	14 Jan 2009 23:51:10 -0000	1.1.2.5
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,130 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.value;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.Realm;
>-import org.eclipse.core.databinding.observable.value.AbstractObservableValue;
>-import org.eclipse.core.databinding.observable.value.ValueDiff;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IProperty;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.IPropertyObservable;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * @since 1.2
>- * 
>- */
>-class SimpleValuePropertyObservableValue extends AbstractObservableValue
>-		implements IPropertyObservable {
>-	private Object source;
>-	private SimpleValueProperty property;
>-
>-	private boolean updating = false;
>-	private Object cachedValue;
>-
>-	private INativePropertyListener listener;
>-
>-	/**
>-	 * @param realm
>-	 * @param source
>-	 * @param property
>-	 */
>-	public SimpleValuePropertyObservableValue(Realm realm, Object source,
>-			SimpleValueProperty property) {
>-		super(realm);
>-		this.source = source;
>-		this.property = property;
>-	}
>-
>-	protected void firstListenerAdded() {
>-		if (!isDisposed()) {
>-			cachedValue = property.getValue(source);
>-			if (listener == null) {
>-				listener = property
>-						.adaptListener(new IPropertyChangeListener() {
>-							public void handlePropertyChange(
>-									final PropertyChangeEvent event) {
>-								if (!isDisposed() && !updating) {
>-									getRealm().exec(new Runnable() {
>-										public void run() {
>-											notifyIfChanged((ValueDiff) event.diff);
>-										}
>-									});
>-								}
>-							}
>-						});
>-			}
>-			property.addListener(source, listener);
>-		}
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		if (listener != null) {
>-			property.removeListener(source, listener);
>-		}
>-		cachedValue = null;
>-	}
>-
>-	protected Object doGetValue() {
>-		notifyIfChanged(null);
>-		return property.getValue(source);
>-	}
>-
>-	protected void doSetValue(Object value) {
>-		updating = true;
>-		try {
>-			property.setValue(source, value);
>-		} finally {
>-			updating = false;
>-		}
>-
>-		notifyIfChanged(null);
>-	}
>-
>-	private void notifyIfChanged(ValueDiff diff) {
>-		if (hasListeners()) {
>-			Object oldValue = cachedValue;
>-			Object newValue = cachedValue = property.getValue(source);
>-			if (diff == null)
>-				diff = Diffs.createValueDiff(oldValue, newValue);
>-			if (hasListeners() && !Util.equals(oldValue, newValue)) {
>-				fireValueChange(diff);
>-			}
>-		}
>-	}
>-
>-	public Object getValueType() {
>-		return property.getValueType();
>-	}
>-
>-	public Object getObserved() {
>-		return source;
>-	}
>-
>-	public IProperty getProperty() {
>-		return property;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (!isDisposed()) {
>-			if (listener != null)
>-				property.removeListener(source, listener);
>-			source = null;
>-			property = null;
>-			listener = null;
>-		}
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/value/Attic/DelegatingValueProperty.java,v
>retrieving revision 1.1.2.2
>diff -u -r1.1.2.2 DelegatingValueProperty.java
>--- src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java	14 Jan 2009 23:51:10 -0000	1.1.2.2
>+++ src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -17,7 +17,10 @@
> import org.eclipse.core.databinding.observable.set.IObservableSet;
> import org.eclipse.core.databinding.observable.value.IObservableValue;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.internal.databinding.property.value.ObservableListDelegatingValuePropertyObservableList;
>+import org.eclipse.core.internal.databinding.property.value.ObservableMapDelegatingValuePropertyObservableMap;
>+import org.eclipse.core.internal.databinding.property.value.ObservableSetDelegatingValuePropertyObservableMap;
> 
> /**
>  * @since 1.2
>@@ -35,7 +38,16 @@
> 		this.valueType = valueType;
> 	}
> 
>-	protected final IValueProperty getDelegate(Object source) {
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Repeated calls to this method with the same source object returns the
>+	 * same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source (may be null)
>+	 * @return the property to delegate to for the specified source object.
>+	 */
>+	public final IValueProperty getDelegate(Object source) {
> 		if (source == null)
> 			return null;
> 		IValueProperty delegate = doGetDelegate(source);
>@@ -90,8 +102,8 @@
> 		protected void doSetValue(Object source, Object value) {
> 		}
> 
>-		protected INativePropertyListener adaptListener(
>-				IPropertyChangeListener listener) {
>+		public INativePropertyListener adaptListener(
>+				ISimplePropertyListener listener) {
> 			return null;
> 		}
> 
>Index: src/org/eclipse/core/databinding/property/INativePropertyListener.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/Attic/INativePropertyListener.java,v
>retrieving revision 1.1.2.1
>diff -u -r1.1.2.1 INativePropertyListener.java
>--- src/org/eclipse/core/databinding/property/INativePropertyListener.java	17 Dec 2008 18:40:05 -0000	1.1.2.1
>+++ src/org/eclipse/core/databinding/property/INativePropertyListener.java	17 Jan 2009 00:49:38 -0000
>@@ -18,6 +18,7 @@
>  * provided when the native listener was constructed.
>  * 
>  * @since 1.2
>+ * @see ISimpleProperty#adaptListener(ISimplePropertyListener)
>  */
> public interface INativePropertyListener {
> }
>Index: src/org/eclipse/core/databinding/property/IPropertyChangeListener.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/IPropertyChangeListener.java
>diff -N src/org/eclipse/core/databinding/property/IPropertyChangeListener.java
>--- src/org/eclipse/core/databinding/property/IPropertyChangeListener.java	23 Dec 2008 18:24:44 -0000	1.1.2.3
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,30 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- *     Matthew Hall - but 194734
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property;
>-
>-/**
>- * Listener for changes to properties on a particular source object
>- * 
>- * @noextend This interface is not intended to be extended by clients.
>- * 
>- * @since 1.2
>- */
>-public interface IPropertyChangeListener {
>-	/**
>-	 * Handle the property change described in the event.
>-	 * 
>-	 * @param event
>-	 *            an event describing the list change that occured.
>-	 */
>-	public void handlePropertyChange(PropertyChangeEvent event);
>-}
>Index: src/org/eclipse/core/databinding/property/PropertyChangeEvent.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/PropertyChangeEvent.java
>diff -N src/org/eclipse/core/databinding/property/PropertyChangeEvent.java
>--- src/org/eclipse/core/databinding/property/PropertyChangeEvent.java	14 Jan 2009 23:51:10 -0000	1.1.2.3
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,76 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property;
>-
>-import java.util.EventObject;
>-
>-import org.eclipse.core.databinding.observable.IDiff;
>-import org.eclipse.core.internal.databinding.Util;
>-
>-/**
>- * Base class for change events in the properties API
>- * 
>- * @since 1.2
>- */
>-public final class PropertyChangeEvent extends EventObject {
>-	private static final long serialVersionUID = 1L;
>-
>-	/**
>-	 * The property that changed
>-	 */
>-	public final IProperty property;
>-
>-	/**
>-	 * A diff object describing the change in state, or null for an unknown
>-	 * change.
>-	 */
>-	public final IDiff diff;
>-
>-	/**
>-	 * Constructs a PropertyChangeEvent with the given attributes
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param property
>-	 *            the property that changed on the source
>-	 * @param diff
>-	 *            a diff describing the change in state, or null if the change
>-	 *            is unknown.
>-	 */
>-	public PropertyChangeEvent(Object source, IProperty property, IDiff diff) {
>-		super(source);
>-		this.property = property;
>-		this.diff = diff;
>-	}
>-
>-	public boolean equals(Object obj) {
>-		if (obj == this)
>-			return true;
>-		if (obj == null)
>-			return false;
>-		if (getClass() != obj.getClass())
>-			return false;
>-
>-		PropertyChangeEvent that = (PropertyChangeEvent) obj;
>-		return Util.equals(getSource(), that.getSource())
>-				&& Util.equals(this.property, that.property)
>-				&& Util.equals(this.diff, that.diff);
>-	}
>-
>-	public int hashCode() {
>-		int hash = 17;
>-		hash = hash * 37 + getSource().hashCode();
>-		hash = hash * 37 + property.hashCode();
>-		hash = hash * 37 + (diff == null ? 0 : diff.hashCode());
>-		return hash;
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/list/Attic/DelegatingListProperty.java,v
>retrieving revision 1.1.2.2
>diff -u -r1.1.2.2 DelegatingListProperty.java
>--- src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java	14 Jan 2009 23:51:10 -0000	1.1.2.2
>+++ src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -18,7 +18,7 @@
> import org.eclipse.core.databinding.observable.list.IObservableList;
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> 
> /**
>  * @since 1.2
>@@ -37,7 +37,16 @@
> 		this.nullProperty = new NullListProperty();
> 	}
> 
>-	protected final IListProperty getDelegate(Object source) {
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Repeated calls to this method with the same source object returns the
>+	 * same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source (may be null)
>+	 * @return the property to delegate to for the specified source object.
>+	 */
>+	public final IListProperty getDelegate(Object source) {
> 		if (source == null)
> 			return null;
> 		IListProperty delegate = doGetDelegate(source);
>@@ -46,6 +55,15 @@
> 		return delegate;
> 	}
> 
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Implementers must ensure that repeated calls to this method with the same
>+	 * source object returns the same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return the property to delegate to for the specified source object.
>+	 */
> 	protected abstract IListProperty doGetDelegate(Object source);
> 
> 	public Object getElementType() {
>@@ -68,8 +86,8 @@
> 		protected void doSetList(Object source, List list, ListDiff diff) {
> 		}
> 
>-		protected INativePropertyListener adaptListener(
>-				IPropertyChangeListener listener) {
>+		public INativePropertyListener adaptListener(
>+				ISimplePropertyListener listener) {
> 			return null;
> 		}
> 
>Index: src/org/eclipse/core/databinding/property/list/SimpleListPropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/list/SimpleListPropertyObservableList.java
>diff -N src/org/eclipse/core/databinding/property/list/SimpleListPropertyObservableList.java
>--- src/org/eclipse/core/databinding/property/list/SimpleListPropertyObservableList.java	14 Jan 2009 23:51:10 -0000	1.1.2.5
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,666 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.list;
>-
>-import java.util.ArrayList;
>-import java.util.Collection;
>-import java.util.Collections;
>-import java.util.ConcurrentModificationException;
>-import java.util.Iterator;
>-import java.util.List;
>-import java.util.ListIterator;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.ObservableTracker;
>-import org.eclipse.core.databinding.observable.Realm;
>-import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>-import org.eclipse.core.databinding.observable.list.ListDiff;
>-import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>-import org.eclipse.core.databinding.property.IProperty;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.IPropertyObservable;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-
>-/**
>- * @since 1.2
>- * 
>- */
>-class SimpleListPropertyObservableList extends AbstractObservableList implements
>-		IPropertyObservable {
>-	private Object source;
>-	private SimpleListProperty property;
>-
>-	private volatile boolean updating = false;
>-
>-	private volatile int modCount = 0;
>-
>-	private INativePropertyListener listener;
>-
>-	private List cachedList;
>-
>-	/**
>-	 * @param realm
>-	 * @param source
>-	 * @param property
>-	 */
>-	public SimpleListPropertyObservableList(Realm realm, Object source,
>-			SimpleListProperty property) {
>-		super(realm);
>-		this.source = source;
>-		this.property = property;
>-	}
>-
>-	protected void firstListenerAdded() {
>-		if (!isDisposed()) {
>-			cachedList = getList();
>-
>-			if (listener == null) {
>-				listener = property
>-						.adaptListener(new IPropertyChangeListener() {
>-							public void handlePropertyChange(
>-									final PropertyChangeEvent event) {
>-								modCount++;
>-								if (!isDisposed() && !updating) {
>-									getRealm().exec(new Runnable() {
>-										public void run() {
>-											notifyIfChanged((ListDiff) event.diff);
>-										}
>-									});
>-								}
>-							}
>-						});
>-			}
>-			property.addListener(source, listener);
>-		}
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		if (listener != null) {
>-			property.removeListener(source, listener);
>-		}
>-
>-		cachedList = null;
>-	}
>-
>-	private void getterCalled() {
>-		ObservableTracker.getterCalled(this);
>-	}
>-
>-	public Object getElementType() {
>-		return property.getElementType();
>-	}
>-
>-	// Queries
>-
>-	private List getList() {
>-		return property.getList(source);
>-	}
>-
>-	protected int doGetSize() {
>-		return getList().size();
>-	}
>-
>-	public boolean contains(Object o) {
>-		getterCalled();
>-		return getList().contains(o);
>-	}
>-
>-	public boolean containsAll(Collection c) {
>-		getterCalled();
>-		return getList().containsAll(c);
>-	}
>-
>-	public Object get(int index) {
>-		getterCalled();
>-		return getList().get(index);
>-	}
>-
>-	public int indexOf(Object o) {
>-		getterCalled();
>-		return getList().indexOf(o);
>-	}
>-
>-	public boolean isEmpty() {
>-		getterCalled();
>-		return getList().isEmpty();
>-	}
>-
>-	public int lastIndexOf(Object o) {
>-		getterCalled();
>-		return getList().lastIndexOf(o);
>-	}
>-
>-	public Object[] toArray() {
>-		getterCalled();
>-		return getList().toArray();
>-	}
>-
>-	public Object[] toArray(Object[] a) {
>-		getterCalled();
>-		return getList().toArray(a);
>-	}
>-
>-	// Single change operations
>-
>-	public boolean add(Object o) {
>-		checkRealm();
>-		add(getList().size(), o);
>-		return true;
>-	}
>-
>-	public void add(int index, Object o) {
>-		checkRealm();
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		List list = new ArrayList(getList());
>-		list.add(index, o);
>-		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>-				true, o));
>-		try {
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-	}
>-
>-	public Iterator iterator() {
>-		getterCalled();
>-		return new Iterator() {
>-			int expectedModCount = modCount;
>-			List list = new ArrayList(getList());
>-			ListIterator iterator = list.listIterator();
>-
>-			Object lastElement = null;
>-			int lastIndex = -1;
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.hasNext();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				checkForComodification();
>-				Object next = lastElement = iterator.next();
>-				lastIndex = iterator.previousIndex();
>-				return next;
>-			}
>-
>-			public void remove() {
>-				checkRealm();
>-				checkForComodification();
>-				if (lastIndex == -1)
>-					throw new IllegalStateException();
>-
>-				iterator.remove(); // stay in sync
>-				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>-						lastIndex, false, lastElement));
>-
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					property.setList(source, list, diff);
>-					modCount++;
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(null);
>-
>-				lastElement = null;
>-				lastIndex = -1;
>-
>-				expectedModCount = modCount;
>-			}
>-
>-			private void checkForComodification() {
>-				if (expectedModCount != modCount)
>-					throw new ConcurrentModificationException();
>-			}
>-		};
>-	}
>-
>-	public Object move(int oldIndex, int newIndex) {
>-		checkRealm();
>-
>-		List list = getList();
>-		int size = list.size();
>-		if (oldIndex < 0 || oldIndex >= size || newIndex < 0
>-				|| newIndex >= size)
>-			throw new IndexOutOfBoundsException();
>-
>-		if (oldIndex == newIndex)
>-			return list.get(oldIndex);
>-
>-		list = new ArrayList(list);
>-		Object element = list.remove(oldIndex);
>-		list.add(newIndex, element);
>-
>-		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>-				oldIndex, false, element), Diffs.createListDiffEntry(newIndex,
>-				true, element));
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return element;
>-	}
>-
>-	public boolean remove(Object o) {
>-		checkRealm();
>-
>-		int index = getList().indexOf(o);
>-		if (index == -1)
>-			return false;
>-
>-		remove(index);
>-
>-		return true;
>-	}
>-
>-	public ListIterator listIterator() {
>-		return listIterator(0);
>-	}
>-
>-	public ListIterator listIterator(final int index) {
>-		getterCalled();
>-		return new ListIterator() {
>-			int expectedModCount = modCount;
>-			List list = new ArrayList(getList());
>-			ListIterator iterator = list.listIterator(index);
>-
>-			Object lastElement = null;
>-			int lastIndex = -1;
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.hasNext();
>-			}
>-
>-			public int nextIndex() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.nextIndex();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				checkForComodification();
>-				lastElement = iterator.next();
>-				lastIndex = iterator.previousIndex();
>-				return lastElement;
>-			}
>-
>-			public boolean hasPrevious() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.hasPrevious();
>-			}
>-
>-			public int previousIndex() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.previousIndex();
>-			}
>-
>-			public Object previous() {
>-				getterCalled();
>-				checkForComodification();
>-				lastElement = iterator.previous();
>-				lastIndex = iterator.nextIndex();
>-				return lastElement;
>-			}
>-
>-			public void add(Object o) {
>-				checkRealm();
>-				checkForComodification();
>-				int index = iterator.nextIndex();
>-
>-				iterator.add(o); // keep in sync
>-
>-				List list = getList();
>-				list.add(index, o);
>-				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>-						index, true, o));
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					property.setList(source, list, diff);
>-					modCount++;
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(null);
>-
>-				lastElement = null;
>-				lastIndex = -1;
>-				expectedModCount = modCount;
>-			}
>-
>-			public void set(Object o) {
>-				checkRealm();
>-				checkForComodification();
>-
>-				iterator.set(o);
>-				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>-						lastIndex, false, lastElement), Diffs
>-						.createListDiffEntry(lastIndex, true, o));
>-
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					property.setList(source, list, diff);
>-					modCount++;
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(null);
>-
>-				lastElement = o;
>-				expectedModCount = modCount;
>-			}
>-
>-			public void remove() {
>-				checkRealm();
>-				checkForComodification();
>-				if (lastIndex == -1)
>-					throw new IllegalStateException();
>-
>-				iterator.remove(); // keep in sync
>-				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>-						lastIndex, false, lastElement));
>-
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					property.setList(source, list, diff);
>-					modCount++;
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(null);
>-
>-				lastElement = null;
>-				lastIndex = -1;
>-				expectedModCount = modCount;
>-			}
>-
>-			private void checkForComodification() {
>-				if (expectedModCount != modCount)
>-					throw new ConcurrentModificationException();
>-			}
>-		};
>-	}
>-
>-	public Object remove(int index) {
>-		checkRealm();
>-
>-		List list = new ArrayList(getList());
>-		Object element = list.remove(index);
>-		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>-				false, element));
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return element;
>-	}
>-
>-	public Object set(int index, Object o) {
>-		checkRealm();
>-
>-		List list = new ArrayList(getList());
>-		Object oldElement = list.set(index, o);
>-
>-		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>-				false, oldElement), Diffs.createListDiffEntry(index, true, o));
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return oldElement;
>-	}
>-
>-	public List subList(int fromIndex, int toIndex) {
>-		getterCalled();
>-		return Collections.unmodifiableList(getList().subList(fromIndex,
>-				toIndex));
>-	}
>-
>-	// Bulk change operations
>-
>-	public boolean addAll(Collection c) {
>-		checkRealm();
>-
>-		return addAll(getList().size(), c);
>-	}
>-
>-	public boolean addAll(int index, Collection c) {
>-		checkRealm();
>-
>-		if (c.isEmpty())
>-			return false;
>-
>-		List list = new ArrayList(getList());
>-		list.addAll(index, c);
>-
>-		ListDiffEntry[] entries = new ListDiffEntry[c.size()];
>-		int offsetIndex = 0;
>-		for (Iterator it = c.iterator(); it.hasNext();) {
>-			Object element = it.next();
>-			entries[offsetIndex] = Diffs.createListDiffEntry(index
>-					+ offsetIndex, true, element);
>-			offsetIndex++;
>-		}
>-		ListDiff diff = Diffs.createListDiff(entries);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	public boolean removeAll(Collection c) {
>-		checkRealm();
>-
>-		if (c.isEmpty())
>-			return false;
>-
>-		List list = getList();
>-		if (list.isEmpty())
>-			return false;
>-
>-		list = new ArrayList(list);
>-		List entries = new ArrayList();
>-		ListDiff diff;
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			for (ListIterator it = list.listIterator(); it.hasNext();) {
>-				Object element = it.next();
>-				int index = it.previousIndex();
>-				if (c.contains(element)) {
>-					it.remove();
>-					entries.add(Diffs
>-							.createListDiffEntry(index, false, element));
>-				}
>-			}
>-			if (entries.isEmpty())
>-				return false;
>-
>-			diff = Diffs.createListDiff((ListDiffEntry[]) entries
>-					.toArray(new ListDiffEntry[entries.size()]));
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return !diff.isEmpty();
>-	}
>-
>-	public boolean retainAll(Collection c) {
>-		checkRealm();
>-
>-		List list = getList();
>-		if (list.isEmpty())
>-			return false;
>-
>-		if (c.isEmpty()) {
>-			clear();
>-			return true;
>-		}
>-
>-		list = new ArrayList(list);
>-		List entries = new ArrayList();
>-		ListDiff diff;
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			for (ListIterator it = list.listIterator(); it.hasNext();) {
>-				Object element = it.next();
>-				int index = it.previousIndex();
>-				if (!c.contains(element)) {
>-					it.remove();
>-					entries.add(Diffs
>-							.createListDiffEntry(index, false, element));
>-				}
>-			}
>-			if (entries.isEmpty())
>-				return false;
>-
>-			diff = Diffs.createListDiff((ListDiffEntry[]) entries
>-					.toArray(new ListDiffEntry[entries.size()]));
>-			property.setList(source, list, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return !diff.isEmpty();
>-	}
>-
>-	public void clear() {
>-		checkRealm();
>-
>-		List list = getList();
>-		if (list.isEmpty())
>-			return;
>-
>-		List entries = new ArrayList();
>-		for (Iterator it = list.iterator(); it.hasNext();) {
>-			// always report 0 as the remove index
>-			entries.add(Diffs.createListDiffEntry(0, false, it.next()));
>-		}
>-
>-		ListDiff diff = Diffs.createListDiff((ListDiffEntry[]) entries
>-				.toArray(new ListDiffEntry[entries.size()]));
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setList(source, Collections.EMPTY_LIST, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-	}
>-
>-	private void notifyIfChanged(ListDiff diff) {
>-		if (hasListeners()) {
>-			List oldList = cachedList;
>-			List newList = cachedList = property.getList(source);
>-			if (diff == null)
>-				diff = Diffs.computeListDiff(oldList, newList);
>-			if (!diff.isEmpty()) {
>-				fireListChange(diff);
>-			}
>-		}
>-	}
>-
>-	public boolean equals(Object o) {
>-		getterCalled();
>-		return getList().equals(o);
>-	}
>-
>-	public int hashCode() {
>-		getterCalled();
>-		return getList().hashCode();
>-	}
>-
>-	public Object getObserved() {
>-		return source;
>-	}
>-
>-	public IProperty getProperty() {
>-		return property;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (!isDisposed()) {
>-			if (listener != null)
>-				property.removeListener(source, listener);
>-			property = null;
>-			source = null;
>-			listener = null;
>-		}
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/list/SimpleListProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/list/Attic/SimpleListProperty.java,v
>retrieving revision 1.1.2.8
>diff -u -r1.1.2.8 SimpleListProperty.java
>--- src/org/eclipse/core/databinding/property/list/SimpleListProperty.java	8 Jan 2009 01:24:50 -0000	1.1.2.8
>+++ src/org/eclipse/core/databinding/property/list/SimpleListProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -19,7 +19,8 @@
> import org.eclipse.core.databinding.observable.list.IObservableList;
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.internal.databinding.property.list.SimpleListPropertyObservableList;
> 
> /**
>  * Simplified abstract implementation of IListProperty. This class takes care of
>@@ -31,7 +32,7 @@
>  * <li> {@link #getElementType()}
>  * <li> {@link #doGetList(Object)}
>  * <li> {@link #doSetList(Object, List, ListDiff)}
>- * <li> {@link #adaptListener(IPropertyChangeListener)}
>+ * <li> {@link #adaptListener(ISimplePropertyListener)}
>  * <li> {@link #doAddListener(Object, INativePropertyListener)}
>  * <li> {@link #doRemoveListener(Object, INativePropertyListener)}
>  * </ul>
>@@ -41,24 +42,15 @@
>  * 
>  * @since 1.2
>  */
>-public abstract class SimpleListProperty extends ListProperty {
>+public abstract class SimpleListProperty extends ListProperty implements
>+		ISimpleListProperty {
> 	public IObservableList observe(Realm realm, Object source) {
> 		return new SimpleListPropertyObservableList(realm, source, this);
> 	}
> 
> 	// Accessors
> 
>-	/**
>-	 * Returns an unmodifiable List with the current contents of the source's
>-	 * list property
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @return an unmodifiable List with the current contents of the source's
>-	 *         list property
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final List getList(Object source) {
>+	public final List getList(Object source) {
> 		if (source == null)
> 			return Collections.EMPTY_LIST;
> 		return Collections.unmodifiableList(doGetList(source));
>@@ -76,18 +68,7 @@
> 
> 	// Mutators
> 
>-	/**
>-	 * Updates the property on the source with the specified change.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param list
>-	 *            the new list
>-	 * @param diff
>-	 *            a diff describing the change
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void setList(Object source, List list, ListDiff diff) {
>+	public final void setList(Object source, List list, ListDiff diff) {
> 		if (source != null && !diff.isEmpty())
> 			doSetList(source, list, diff);
> 	}
>@@ -105,40 +86,10 @@
> 	 */
> 	protected abstract void doSetList(Object source, List list, ListDiff diff);
> 
>-	/**
>-	 * Returns a listener which implements the correct listener interface for
>-	 * the expected source object, and which parlays property change events from
>-	 * the source object to the given listener. If there is no listener API for
>-	 * this property, this method returns null.
>-	 * 
>-	 * @param listener
>-	 *            the property listener to receive events
>-	 * @return a native listener which parlays property change events to the
>-	 *         specified listener.
>-	 * @throws ClassCastException
>-	 *             if the provided listener does not implement the correct
>-	 *             listener interface (IValueProperty, IListProperty,
>-	 *             ISetProperty or IMapProperty) depending on the property.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected abstract INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener);
>+	public abstract INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener);
> 
>-	/**
>-	 * Adds the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void addListener(Object source,
>+	public final void addListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doAddListener(source, listener);
>@@ -147,33 +98,20 @@
> 	/**
> 	 * Adds the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doAddListener(Object source,
> 			INativePropertyListener listener);
> 
>-	/**
>-	 * Removes the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void removeListener(Object source,
>+	public final void removeListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doRemoveListener(source, listener);
>@@ -182,14 +120,14 @@
> 	/**
> 	 * Removes the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doRemoveListener(Object source,
>Index: src/org/eclipse/core/databinding/property/set/SimpleSetPropertyObservableSet.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/set/SimpleSetPropertyObservableSet.java
>diff -N src/org/eclipse/core/databinding/property/set/SimpleSetPropertyObservableSet.java
>--- src/org/eclipse/core/databinding/property/set/SimpleSetPropertyObservableSet.java	14 Jan 2009 23:51:10 -0000	1.1.2.5
>+++ /dev/null	1 Jan 1970 00:00:00 -0000
>@@ -1,407 +0,0 @@
>-/*******************************************************************************
>- * Copyright (c) 2008 Matthew Hall and others.
>- * All rights reserved. This program and the accompanying materials
>- * are made available under the terms of the Eclipse Public License v1.0
>- * which accompanies this distribution, and is available at
>- * http://www.eclipse.org/legal/epl-v10.html
>- *
>- * Contributors:
>- *     Matthew Hall - initial API and implementation (bug 194734)
>- ******************************************************************************/
>-
>-package org.eclipse.core.databinding.property.set;
>-
>-import java.util.Collection;
>-import java.util.Collections;
>-import java.util.ConcurrentModificationException;
>-import java.util.HashSet;
>-import java.util.Iterator;
>-import java.util.Set;
>-
>-import org.eclipse.core.databinding.observable.Diffs;
>-import org.eclipse.core.databinding.observable.Realm;
>-import org.eclipse.core.databinding.observable.set.AbstractObservableSet;
>-import org.eclipse.core.databinding.observable.set.SetDiff;
>-import org.eclipse.core.databinding.property.IProperty;
>-import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.IPropertyObservable;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>-
>-/**
>- * @since 1.2
>- * 
>- */
>-class SimpleSetPropertyObservableSet extends AbstractObservableSet implements
>-		IPropertyObservable {
>-	private Object source;
>-	private SimpleSetProperty property;
>-
>-	private volatile boolean updating = false;
>-
>-	private volatile int modCount = 0;
>-
>-	private INativePropertyListener listener;
>-
>-	private Set cachedSet;
>-
>-	/**
>-	 * @param realm
>-	 * @param source
>-	 * @param property
>-	 */
>-	public SimpleSetPropertyObservableSet(Realm realm, Object source,
>-			SimpleSetProperty property) {
>-		super(realm);
>-		this.source = source;
>-		this.property = property;
>-	}
>-
>-	protected void firstListenerAdded() {
>-		if (!isDisposed()) {
>-			cachedSet = getSet();
>-
>-			if (listener == null) {
>-				listener = property
>-						.adaptListener(new IPropertyChangeListener() {
>-							public void handlePropertyChange(
>-									final PropertyChangeEvent event) {
>-								modCount++;
>-								if (!isDisposed() && !updating) {
>-									getRealm().exec(new Runnable() {
>-										public void run() {
>-											notifyIfChanged((SetDiff) event.diff);
>-										}
>-									});
>-								}
>-							}
>-						});
>-			}
>-			property.addListener(source, listener);
>-		}
>-	}
>-
>-	protected void lastListenerRemoved() {
>-		if (listener != null) {
>-			property.removeListener(source, listener);
>-		}
>-
>-		cachedSet = null;
>-	}
>-
>-	protected Set getWrappedSet() {
>-		return getSet();
>-	}
>-
>-	public Object getElementType() {
>-		return property.getElementType();
>-	}
>-
>-	// Queries
>-
>-	private Set getSet() {
>-		return property.getSet(source);
>-	}
>-
>-	public boolean contains(Object o) {
>-		getterCalled();
>-		return getSet().contains(o);
>-	}
>-
>-	public boolean containsAll(Collection c) {
>-		getterCalled();
>-		return getSet().containsAll(c);
>-	}
>-
>-	public boolean isEmpty() {
>-		getterCalled();
>-		return getSet().isEmpty();
>-	}
>-
>-	public Object[] toArray() {
>-		getterCalled();
>-		return getSet().toArray();
>-	}
>-
>-	public Object[] toArray(Object[] a) {
>-		getterCalled();
>-		return getSet().toArray(a);
>-	}
>-
>-	// Single change operations
>-
>-	public boolean add(Object o) {
>-		checkRealm();
>-
>-		Set set = new HashSet(getSet());
>-		if (!set.add(o))
>-			return false;
>-
>-		SetDiff diff = Diffs.createSetDiff(Collections.singleton(o),
>-				Collections.EMPTY_SET);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, set, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	public Iterator iterator() {
>-		getterCalled();
>-		return new Iterator() {
>-			int expectedModCount = modCount;
>-			Set set = new HashSet(getSet());
>-			Iterator iterator = set.iterator();
>-			Object last = null;
>-
>-			public boolean hasNext() {
>-				getterCalled();
>-				checkForComodification();
>-				return iterator.hasNext();
>-			}
>-
>-			public Object next() {
>-				getterCalled();
>-				checkForComodification();
>-				last = iterator.next();
>-				return last;
>-			}
>-
>-			public void remove() {
>-				checkRealm();
>-				checkForComodification();
>-
>-				iterator.remove(); // stay in sync
>-				SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET,
>-						Collections.singleton(last));
>-
>-				boolean wasUpdating = updating;
>-				updating = true;
>-				try {
>-					property.setSet(source, set, diff);
>-					modCount++;
>-				} finally {
>-					updating = wasUpdating;
>-				}
>-
>-				notifyIfChanged(null);
>-
>-				last = null;
>-				expectedModCount = modCount;
>-			}
>-
>-			private void checkForComodification() {
>-				if (expectedModCount != modCount)
>-					throw new ConcurrentModificationException();
>-			}
>-		};
>-	}
>-
>-	public boolean remove(Object o) {
>-		getterCalled();
>-
>-		Set set = new HashSet(getSet());
>-		if (!set.remove(o))
>-			return false;
>-
>-		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, Collections
>-				.singleton(o));
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, set, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	// Bulk change operations
>-
>-	public boolean addAll(Collection c) {
>-		getterCalled();
>-
>-		if (c.isEmpty())
>-			return false;
>-
>-		Set set = new HashSet(getSet());
>-
>-		Set additions = new HashSet(c);
>-		for (Iterator it = c.iterator(); it.hasNext();) {
>-			Object element = it.next();
>-			if (set.add(element))
>-				additions.add(element);
>-		}
>-
>-		if (additions.isEmpty())
>-			return false;
>-
>-		SetDiff diff = Diffs.createSetDiff(additions, Collections.EMPTY_SET);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, set, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	public boolean removeAll(Collection c) {
>-		getterCalled();
>-
>-		Set set = getSet();
>-		if (set.isEmpty())
>-			return false;
>-		if (c.isEmpty())
>-			return false;
>-
>-		set = new HashSet(set);
>-
>-		Set removals = new HashSet(c);
>-		for (Iterator it = c.iterator(); it.hasNext();) {
>-			Object element = it.next();
>-			if (set.remove(element))
>-				removals.add(element);
>-		}
>-
>-		if (removals.isEmpty())
>-			return false;
>-
>-		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, removals);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, set, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	public boolean retainAll(Collection c) {
>-		getterCalled();
>-
>-		Set set = getSet();
>-		if (set.isEmpty())
>-			return false;
>-
>-		if (c.isEmpty()) {
>-			clear();
>-			return true;
>-		}
>-
>-		set = new HashSet(set);
>-
>-		Set removals = new HashSet();
>-		for (Iterator it = set.iterator(); it.hasNext();) {
>-			Object element = it.next();
>-			if (!c.contains(element)) {
>-				it.remove();
>-				removals.add(element);
>-			}
>-		}
>-
>-		if (removals.isEmpty())
>-			return false;
>-
>-		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, removals);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, set, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-
>-		return true;
>-	}
>-
>-	public void clear() {
>-		getterCalled();
>-
>-		Set set = getSet();
>-		if (set.isEmpty())
>-			return;
>-
>-		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, set);
>-
>-		boolean wasUpdating = updating;
>-		updating = true;
>-		try {
>-			property.setSet(source, Collections.EMPTY_SET, diff);
>-			modCount++;
>-		} finally {
>-			updating = wasUpdating;
>-		}
>-
>-		notifyIfChanged(null);
>-	}
>-
>-	private void notifyIfChanged(SetDiff diff) {
>-		if (hasListeners()) {
>-			Set oldSet = cachedSet;
>-			Set newSet = cachedSet = property.getSet(source);
>-			if (diff == null)
>-				diff = Diffs.computeSetDiff(oldSet, newSet);
>-			if (!diff.isEmpty())
>-				fireSetChange(diff);
>-		}
>-	}
>-
>-	public boolean equals(Object o) {
>-		getterCalled();
>-		return getSet().equals(o);
>-	}
>-
>-	public int hashCode() {
>-		getterCalled();
>-		return getSet().hashCode();
>-	}
>-
>-	public Object getObserved() {
>-		return source;
>-	}
>-
>-	public IProperty getProperty() {
>-		return property;
>-	}
>-
>-	public synchronized void dispose() {
>-		if (!isDisposed()) {
>-			if (listener != null)
>-				property.removeListener(source, listener);
>-			property = null;
>-			source = null;
>-			listener = null;
>-		}
>-		super.dispose();
>-	}
>-}
>Index: src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/set/Attic/DelegatingSetProperty.java,v
>retrieving revision 1.1.2.2
>diff -u -r1.1.2.2 DelegatingSetProperty.java
>--- src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java	14 Jan 2009 23:51:11 -0000	1.1.2.2
>+++ src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -18,7 +18,7 @@
> import org.eclipse.core.databinding.observable.set.IObservableSet;
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> 
> /**
>  * @since 1.2
>@@ -36,6 +36,15 @@
> 		this.elementType = elementType;
> 	}
> 
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Repeated calls to this method with the same source object returns the
>+	 * same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source (may be null)
>+	 * @return the property to delegate to for the specified source object.
>+	 */
> 	protected final ISetProperty getDelegate(Object source) {
> 		if (source == null)
> 			return null;
>@@ -45,6 +54,15 @@
> 		return delegate;
> 	}
> 
>+	/**
>+	 * Returns the property to delegate to for the specified source object.
>+	 * Implementers must ensure that repeated calls to this method with the same
>+	 * source object returns the same delegate instance.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return the property to delegate to for the specified source object.
>+	 */
> 	protected abstract ISetProperty doGetDelegate(Object source);
> 
> 	public Object getElementType() {
>@@ -67,8 +85,8 @@
> 		protected void doSetSet(Object source, Set set, SetDiff diff) {
> 		}
> 
>-		protected INativePropertyListener adaptListener(
>-				IPropertyChangeListener listener) {
>+		public INativePropertyListener adaptListener(
>+				ISimplePropertyListener listener) {
> 			return null;
> 		}
> 
>Index: src/org/eclipse/core/databinding/property/set/SimpleSetProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/set/Attic/SimpleSetProperty.java,v
>retrieving revision 1.1.2.7
>diff -u -r1.1.2.7 SimpleSetProperty.java
>--- src/org/eclipse/core/databinding/property/set/SimpleSetProperty.java	8 Jan 2009 01:24:50 -0000	1.1.2.7
>+++ src/org/eclipse/core/databinding/property/set/SimpleSetProperty.java	17 Jan 2009 00:49:38 -0000
>@@ -19,7 +19,8 @@
> import org.eclipse.core.databinding.observable.set.IObservableSet;
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.internal.databinding.property.set.SimpleSetPropertyObservableSet;
> 
> /**
>  * Simplified abstract implementation of ISetProperty. This class takes care of
>@@ -31,7 +32,7 @@
>  * <li> {@link #getElementType()}
>  * <li> {@link #doGetSet(Object)}
>  * <li> {@link #doSetSet(Object, Set, SetDiff)}
>- * <li> {@link #adaptListener(IPropertyChangeListener)}
>+ * <li> {@link #adaptListener(ISimplePropertyListener)}
>  * <li> {@link #doAddListener(Object, INativePropertyListener)}
>  * <li> {@link #doRemoveListener(Object, INativePropertyListener)}
>  * </ul>
>@@ -41,22 +42,15 @@
>  * 
>  * @since 1.2
>  */
>-public abstract class SimpleSetProperty extends SetProperty {
>+public abstract class SimpleSetProperty extends SetProperty implements
>+		ISimpleSetProperty {
> 	public IObservableSet observe(Realm realm, Object source) {
> 		return new SimpleSetPropertyObservableSet(realm, source, this);
> 	}
> 
> 	// Accessors
> 
>-	/**
>-	 * Returns a Set with the current contents of the source's set property
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @return a Set with the current contents of the source's set property
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final Set getSet(Object source) {
>+	public final Set getSet(Object source) {
> 		if (source == null)
> 			return Collections.EMPTY_SET;
> 		return Collections.unmodifiableSet(doGetSet(source));
>@@ -76,18 +70,7 @@
> 
> 	// Mutators
> 
>-	/**
>-	 * Updates the property on the source with the specified change.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param set
>-	 *            the new set
>-	 * @param diff
>-	 *            a diff describing the change
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void setSet(Object source, Set set, SetDiff diff) {
>+	public final void setSet(Object source, Set set, SetDiff diff) {
> 		if (source != null && !diff.isEmpty())
> 			doSetSet(source, set, diff);
> 	}
>@@ -107,40 +90,10 @@
> 
> 	// Listeners
> 
>-	/**
>-	 * Returns a listener which implements the correct listener interface for
>-	 * the expected source object, and which parlays property change events from
>-	 * the source object to the given listener. If there is no listener API for
>-	 * this property, this method returns null.
>-	 * 
>-	 * @param listener
>-	 *            the property listener to receive events
>-	 * @return a native listener which parlays property change events to the
>-	 *         specified listener.
>-	 * @throws ClassCastException
>-	 *             if the provided listener does not implement the correct
>-	 *             listener interface (IValueProperty, IListProperty,
>-	 *             ISetProperty or IMapProperty) depending on the property.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected abstract INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener);
>+	public abstract INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener);
> 
>-	/**
>-	 * Adds the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void addListener(Object source,
>+	public final void addListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doAddListener(source, listener);
>@@ -149,33 +102,20 @@
> 	/**
> 	 * Adds the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)}.
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doAddListener(Object source,
> 			INativePropertyListener listener);
> 
>-	/**
>-	 * Removes the specified listener as a listener for this property on the
>-	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>-	 * returns null), this method does nothing.
>-	 * 
>-	 * @param source
>-	 *            the property source
>-	 * @param listener
>-	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>-	 * @noreference This method is not intended to be referenced by clients.
>-	 */
>-	protected final void removeListener(Object source,
>+	public final void removeListener(Object source,
> 			INativePropertyListener listener) {
> 		if (source != null)
> 			doRemoveListener(source, listener);
>@@ -184,14 +124,14 @@
> 	/**
> 	 * Removes the specified listener as a listener for this property on the
> 	 * specified property source. If the source object has no listener API for
>-	 * this property (i.e. {@link #adaptListener(IPropertyChangeListener)}
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
> 	 * returns null), this method does nothing.
> 	 * 
> 	 * @param source
> 	 *            the property source
> 	 * @param listener
> 	 *            a listener obtained from calling
>-	 *            {@link #adaptListener(IPropertyChangeListener)} .
>+	 *            {@link #adaptListener(ISimplePropertyListener)} .
> 	 * @noreference This method is not intended to be referenced by clients.
> 	 */
> 	protected abstract void doRemoveListener(Object source,
>Index: src/org/eclipse/core/internal/databinding/property/map/SimpleMapPropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/map/SimpleMapPropertyObservableMap.java
>diff -N src/org/eclipse/core/internal/databinding/property/map/SimpleMapPropertyObservableMap.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/map/SimpleMapPropertyObservableMap.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,297 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.map;
>+
>+import java.util.AbstractSet;
>+import java.util.Collection;
>+import java.util.Collections;
>+import java.util.ConcurrentModificationException;
>+import java.util.HashMap;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.map.ISimpleMapProperty;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class SimpleMapPropertyObservableMap extends AbstractObservableMap
>+		implements IPropertyObservable {
>+	private Object source;
>+	private ISimpleMapProperty property;
>+
>+	private volatile boolean updating = false;
>+
>+	private volatile int modCount = 0;
>+
>+	private INativePropertyListener listener;
>+
>+	private Map cachedMap;
>+
>+	/**
>+	 * @param realm
>+	 * @param source
>+	 * @param property
>+	 */
>+	public SimpleMapPropertyObservableMap(Realm realm, Object source,
>+			ISimpleMapProperty property) {
>+		super(realm);
>+		this.source = source;
>+		this.property = property;
>+	}
>+
>+	public Object getKeyType() {
>+		return property.getKeyType();
>+	}
>+
>+	public Object getValueType() {
>+		return property.getValueType();
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	protected void firstListenerAdded() {
>+		if (!isDisposed()) {
>+			cachedMap = new HashMap(this);
>+
>+			if (listener == null) {
>+				listener = property
>+						.adaptListener(new ISimplePropertyListener() {
>+							public void handlePropertyChange(
>+									final SimplePropertyEvent event) {
>+								modCount++;
>+								if (!isDisposed() && !updating) {
>+									getRealm().exec(new Runnable() {
>+										public void run() {
>+											notifyIfChanged((MapDiff) event.diff);
>+										}
>+									});
>+								}
>+							}
>+						});
>+			}
>+			property.addListener(source, listener);
>+		}
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		if (listener != null) {
>+			property.removeListener(source, listener);
>+		}
>+
>+		cachedMap.clear();
>+		cachedMap = null;
>+	}
>+
>+	// Queries
>+
>+	private Map getMap() {
>+		return property.getMap(source);
>+	}
>+
>+	// Single change operations
>+
>+	private EntrySet es = new EntrySet();
>+
>+	public Set entrySet() {
>+		getterCalled();
>+		return es;
>+	}
>+
>+	private class EntrySet extends AbstractSet {
>+		public Iterator iterator() {
>+			return new EntrySetIterator();
>+		}
>+
>+		public int size() {
>+			return getMap().size();
>+		}
>+	}
>+
>+	private class EntrySetIterator implements Iterator {
>+		private volatile int expectedModCount = modCount;
>+		Map map = new HashMap(getMap());
>+		Iterator iterator = map.entrySet().iterator();
>+		Map.Entry last = null;
>+
>+		public boolean hasNext() {
>+			getterCalled();
>+			checkForComodification();
>+			return iterator.hasNext();
>+		}
>+
>+		public Object next() {
>+			getterCalled();
>+			checkForComodification();
>+			last = (Map.Entry) iterator.next();
>+			return last;
>+		}
>+
>+		public void remove() {
>+			getterCalled();
>+			checkForComodification();
>+
>+			iterator.remove(); // stay in sync
>+			MapDiff diff = Diffs.createMapDiffSingleRemove(last.getKey(), last
>+					.getValue());
>+
>+			boolean wasUpdating = updating;
>+			updating = true;
>+			try {
>+				property.setMap(source, map, diff);
>+			} finally {
>+				updating = wasUpdating;
>+			}
>+
>+			notifyIfChanged(null);
>+
>+			last = null;
>+			expectedModCount = modCount;
>+		}
>+
>+		private void checkForComodification() {
>+			if (expectedModCount != modCount)
>+				throw new ConcurrentModificationException();
>+		}
>+	}
>+
>+	public Set keySet() {
>+		getterCalled();
>+		// AbstractMap depends on entrySet() to fulfil keySet() API, so all
>+		// getterCalled() and comodification checks will still be handled
>+		return super.keySet();
>+	}
>+
>+	public Object put(Object key, Object value) {
>+		checkRealm();
>+
>+		Map map = new HashMap(getMap());
>+
>+		boolean add = !map.containsKey(key);
>+
>+		Object oldValue = map.put(key, value);
>+
>+		MapDiff diff;
>+		if (add)
>+			diff = Diffs.createMapDiffSingleAdd(key, value);
>+		else
>+			diff = Diffs.createMapDiffSingleChange(key, oldValue, value);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setMap(source, map, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return oldValue;
>+	}
>+
>+	public void putAll(Map m) {
>+		checkRealm();
>+
>+		Map map = new HashMap(getMap());
>+
>+		Map oldValues = new HashMap();
>+		Map newValues = new HashMap();
>+		Set changedKeys = new HashSet();
>+		Set addedKeys = new HashSet();
>+		for (Iterator it = m.entrySet().iterator(); it.hasNext();) {
>+			Map.Entry entry = (Entry) it.next();
>+			Object key = entry.getKey();
>+			Object newValue = entry.getValue();
>+			if (map.containsKey(key)) {
>+				changedKeys.add(key);
>+				oldValues.put(key, map.get(key));
>+			} else {
>+				addedKeys.add(key);
>+			}
>+			map.put(key, newValue);
>+
>+			newValues.put(key, newValue);
>+		}
>+
>+		MapDiff diff = Diffs.createMapDiff(addedKeys, Collections.EMPTY_SET,
>+				changedKeys, oldValues, newValues);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setMap(source, map, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+	}
>+
>+	public Object remove(Object key) {
>+		checkRealm();
>+		return super.remove(key);
>+	}
>+
>+	public Collection values() {
>+		getterCalled();
>+		// AbstractMap depends on entrySet() to fulfil values() API, so all
>+		// getterCalled() and comodification checks will still be handled
>+		return super.values();
>+	}
>+
>+	private void notifyIfChanged(MapDiff diff) {
>+		if (hasListeners()) {
>+			Map oldMap = cachedMap;
>+			Map newMap = cachedMap = property.getMap(source);
>+			if (diff == null)
>+				diff = Diffs.computeMapDiff(oldMap, newMap);
>+			if (!diff.isEmpty())
>+				fireMapChange(diff);
>+		}
>+	}
>+
>+	public Object getObserved() {
>+		return source;
>+	}
>+
>+	public IProperty getProperty() {
>+		return property;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (!isDisposed()) {
>+			if (listener != null)
>+				property.removeListener(source, listener);
>+			property = null;
>+			source = null;
>+			listener = null;
>+		}
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/set/SimpleSetPropertyObservableSet.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/set/SimpleSetPropertyObservableSet.java
>diff -N src/org/eclipse/core/internal/databinding/property/set/SimpleSetPropertyObservableSet.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/set/SimpleSetPropertyObservableSet.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,408 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.set;
>+
>+import java.util.Collection;
>+import java.util.Collections;
>+import java.util.ConcurrentModificationException;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.set.AbstractObservableSet;
>+import org.eclipse.core.databinding.observable.set.SetDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.set.ISimpleSetProperty;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public class SimpleSetPropertyObservableSet extends AbstractObservableSet
>+		implements IPropertyObservable {
>+	private Object source;
>+	private ISimpleSetProperty property;
>+
>+	private volatile boolean updating = false;
>+
>+	private volatile int modCount = 0;
>+
>+	private INativePropertyListener listener;
>+
>+	private Set cachedSet;
>+
>+	/**
>+	 * @param realm
>+	 * @param source
>+	 * @param property
>+	 */
>+	public SimpleSetPropertyObservableSet(Realm realm, Object source,
>+			ISimpleSetProperty property) {
>+		super(realm);
>+		this.source = source;
>+		this.property = property;
>+	}
>+
>+	protected void firstListenerAdded() {
>+		if (!isDisposed()) {
>+			cachedSet = getSet();
>+
>+			if (listener == null) {
>+				listener = property
>+						.adaptListener(new ISimplePropertyListener() {
>+							public void handlePropertyChange(
>+									final SimplePropertyEvent event) {
>+								modCount++;
>+								if (!isDisposed() && !updating) {
>+									getRealm().exec(new Runnable() {
>+										public void run() {
>+											notifyIfChanged((SetDiff) event.diff);
>+										}
>+									});
>+								}
>+							}
>+						});
>+			}
>+			property.addListener(source, listener);
>+		}
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		if (listener != null) {
>+			property.removeListener(source, listener);
>+		}
>+
>+		cachedSet = null;
>+	}
>+
>+	protected Set getWrappedSet() {
>+		return getSet();
>+	}
>+
>+	public Object getElementType() {
>+		return property.getElementType();
>+	}
>+
>+	// Queries
>+
>+	private Set getSet() {
>+		return property.getSet(source);
>+	}
>+
>+	public boolean contains(Object o) {
>+		getterCalled();
>+		return getSet().contains(o);
>+	}
>+
>+	public boolean containsAll(Collection c) {
>+		getterCalled();
>+		return getSet().containsAll(c);
>+	}
>+
>+	public boolean isEmpty() {
>+		getterCalled();
>+		return getSet().isEmpty();
>+	}
>+
>+	public Object[] toArray() {
>+		getterCalled();
>+		return getSet().toArray();
>+	}
>+
>+	public Object[] toArray(Object[] a) {
>+		getterCalled();
>+		return getSet().toArray(a);
>+	}
>+
>+	// Single change operations
>+
>+	public boolean add(Object o) {
>+		checkRealm();
>+
>+		Set set = new HashSet(getSet());
>+		if (!set.add(o))
>+			return false;
>+
>+		SetDiff diff = Diffs.createSetDiff(Collections.singleton(o),
>+				Collections.EMPTY_SET);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, set, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	public Iterator iterator() {
>+		getterCalled();
>+		return new Iterator() {
>+			int expectedModCount = modCount;
>+			Set set = new HashSet(getSet());
>+			Iterator iterator = set.iterator();
>+			Object last = null;
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.hasNext();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				checkForComodification();
>+				last = iterator.next();
>+				return last;
>+			}
>+
>+			public void remove() {
>+				checkRealm();
>+				checkForComodification();
>+
>+				iterator.remove(); // stay in sync
>+				SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET,
>+						Collections.singleton(last));
>+
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					property.setSet(source, set, diff);
>+					modCount++;
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(null);
>+
>+				last = null;
>+				expectedModCount = modCount;
>+			}
>+
>+			private void checkForComodification() {
>+				if (expectedModCount != modCount)
>+					throw new ConcurrentModificationException();
>+			}
>+		};
>+	}
>+
>+	public boolean remove(Object o) {
>+		getterCalled();
>+
>+		Set set = new HashSet(getSet());
>+		if (!set.remove(o))
>+			return false;
>+
>+		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, Collections
>+				.singleton(o));
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, set, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	// Bulk change operations
>+
>+	public boolean addAll(Collection c) {
>+		getterCalled();
>+
>+		if (c.isEmpty())
>+			return false;
>+
>+		Set set = new HashSet(getSet());
>+
>+		Set additions = new HashSet(c);
>+		for (Iterator it = c.iterator(); it.hasNext();) {
>+			Object element = it.next();
>+			if (set.add(element))
>+				additions.add(element);
>+		}
>+
>+		if (additions.isEmpty())
>+			return false;
>+
>+		SetDiff diff = Diffs.createSetDiff(additions, Collections.EMPTY_SET);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, set, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	public boolean removeAll(Collection c) {
>+		getterCalled();
>+
>+		Set set = getSet();
>+		if (set.isEmpty())
>+			return false;
>+		if (c.isEmpty())
>+			return false;
>+
>+		set = new HashSet(set);
>+
>+		Set removals = new HashSet(c);
>+		for (Iterator it = c.iterator(); it.hasNext();) {
>+			Object element = it.next();
>+			if (set.remove(element))
>+				removals.add(element);
>+		}
>+
>+		if (removals.isEmpty())
>+			return false;
>+
>+		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, removals);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, set, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	public boolean retainAll(Collection c) {
>+		getterCalled();
>+
>+		Set set = getSet();
>+		if (set.isEmpty())
>+			return false;
>+
>+		if (c.isEmpty()) {
>+			clear();
>+			return true;
>+		}
>+
>+		set = new HashSet(set);
>+
>+		Set removals = new HashSet();
>+		for (Iterator it = set.iterator(); it.hasNext();) {
>+			Object element = it.next();
>+			if (!c.contains(element)) {
>+				it.remove();
>+				removals.add(element);
>+			}
>+		}
>+
>+		if (removals.isEmpty())
>+			return false;
>+
>+		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, removals);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, set, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	public void clear() {
>+		getterCalled();
>+
>+		Set set = getSet();
>+		if (set.isEmpty())
>+			return;
>+
>+		SetDiff diff = Diffs.createSetDiff(Collections.EMPTY_SET, set);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setSet(source, Collections.EMPTY_SET, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+	}
>+
>+	private void notifyIfChanged(SetDiff diff) {
>+		if (hasListeners()) {
>+			Set oldSet = cachedSet;
>+			Set newSet = cachedSet = property.getSet(source);
>+			if (diff == null)
>+				diff = Diffs.computeSetDiff(oldSet, newSet);
>+			if (!diff.isEmpty())
>+				fireSetChange(diff);
>+		}
>+	}
>+
>+	public boolean equals(Object o) {
>+		getterCalled();
>+		return getSet().equals(o);
>+	}
>+
>+	public int hashCode() {
>+		getterCalled();
>+		return getSet().hashCode();
>+	}
>+
>+	public Object getObserved() {
>+		return source;
>+	}
>+
>+	public IProperty getProperty() {
>+		return property;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (!isDisposed()) {
>+			if (listener != null)
>+				property.removeListener(source, listener);
>+			property = null;
>+			source = null;
>+			listener = null;
>+		}
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableSetSimpleValuePropertyObservableMap.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,144 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.util.HashMap;
>+import java.util.Iterator;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.map.ComputedObservableMap;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.value.ISimpleValueProperty;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class ObservableSetSimpleValuePropertyObservableMap extends
>+		ComputedObservableMap implements IPropertyObservable {
>+	private ISimpleValueProperty detailProperty;
>+
>+	private INativePropertyListener listener;
>+
>+	private Map cachedValues;
>+
>+	private boolean updating;
>+
>+	/**
>+	 * @param keySet
>+	 * @param valueProperty
>+	 */
>+	public ObservableSetSimpleValuePropertyObservableMap(IObservableSet keySet,
>+			ISimpleValueProperty valueProperty) {
>+		super(keySet);
>+		this.detailProperty = valueProperty;
>+	}
>+
>+	protected void firstListenerAdded() {
>+		cachedValues = new HashMap(this);
>+		if (listener == null) {
>+			listener = detailProperty
>+					.adaptListener(new ISimplePropertyListener() {
>+						public void handlePropertyChange(
>+								final SimplePropertyEvent event) {
>+							if (!isDisposed() && !updating) {
>+								getRealm().exec(new Runnable() {
>+									public void run() {
>+										notifyIfChanged(event.getSource());
>+									}
>+								});
>+							}
>+						}
>+					});
>+		}
>+		super.firstListenerAdded();
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		super.lastListenerRemoved();
>+		cachedValues.clear();
>+		cachedValues = null;
>+	}
>+
>+	protected void hookListener(Object addedKey) {
>+		if (listener != null) {
>+			cachedValues.put(addedKey, detailProperty.getValue(addedKey));
>+			detailProperty.addListener(addedKey, listener);
>+		}
>+	}
>+
>+	protected void unhookListener(Object removedKey) {
>+		if (listener != null) {
>+			detailProperty.removeListener(removedKey, listener);
>+			cachedValues.remove(removedKey);
>+		}
>+	}
>+
>+	protected Object doGet(Object key) {
>+		return detailProperty.getValue(key);
>+	}
>+
>+	protected Object doPut(Object key, Object value) {
>+		Object oldValue = detailProperty.getValue(key);
>+
>+		updating = true;
>+		try {
>+			detailProperty.setValue(key, value);
>+		} finally {
>+			updating = false;
>+		}
>+
>+		notifyIfChanged(key);
>+
>+		return oldValue;
>+	}
>+
>+	private void notifyIfChanged(Object key) {
>+		if (cachedValues != null) {
>+			Object oldValue = cachedValues.get(key);
>+			Object newValue = detailProperty.getValue(key);
>+			if (!Util.equals(oldValue, newValue)) {
>+				cachedValues.put(key, newValue);
>+				fireMapChange(Diffs.createMapDiffSingleChange(key, oldValue,
>+						newValue));
>+			}
>+		}
>+	}
>+
>+	public Object getObserved() {
>+		return keySet();
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (!isDisposed()) {
>+			if (listener != null) {
>+				for (Iterator it = values().iterator(); it.hasNext();) {
>+					unhookListener(it.next());
>+				}
>+				listener = null;
>+			}
>+			detailProperty = null;
>+		}
>+
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableSetDelegatingValuePropertyObservableMap.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,241 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.util.AbstractSet;
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.Iterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.IStaleListener;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.StaleEvent;
>+import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>+import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>+import org.eclipse.core.databinding.observable.set.SetDiff;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class ObservableSetDelegatingValuePropertyObservableMap extends
>+		AbstractObservableMap implements IPropertyObservable {
>+	private IObservableSet masterSet;
>+	private DelegatingValueProperty detailProperty;
>+	private DelegatingCache cache;
>+
>+	private Set entrySet;
>+
>+	class EntrySet extends AbstractSet {
>+		public Iterator iterator() {
>+			return new Iterator() {
>+				final Iterator it = masterSet.iterator();
>+
>+				public boolean hasNext() {
>+					return it.hasNext();
>+				}
>+
>+				public Object next() {
>+					return new MapEntry(it.next());
>+				}
>+
>+				public void remove() {
>+					it.remove();
>+				}
>+			};
>+		}
>+
>+		public int size() {
>+			return masterSet.size();
>+		}
>+	}
>+
>+	class MapEntry implements Map.Entry {
>+		private final Object key;
>+
>+		MapEntry(Object key) {
>+			this.key = key;
>+		}
>+
>+		public Object getKey() {
>+			getterCalled();
>+			return key;
>+		}
>+
>+		public Object getValue() {
>+			getterCalled();
>+
>+			if (!masterSet.contains(key))
>+				return null;
>+
>+			return cache.get(key);
>+		}
>+
>+		public Object setValue(Object value) {
>+			checkRealm();
>+
>+			if (!masterSet.contains(key))
>+				return null;
>+
>+			return cache.put(key, value);
>+		}
>+
>+		public boolean equals(Object o) {
>+			getterCalled();
>+			if (o == this)
>+				return true;
>+			if (o == null)
>+				return false;
>+			if (!(o instanceof Map.Entry))
>+				return false;
>+			Map.Entry that = (Map.Entry) o;
>+			return Util.equals(this.getKey(), that.getKey())
>+					&& Util.equals(this.getValue(), that.getValue());
>+		}
>+
>+		public int hashCode() {
>+			getterCalled();
>+			Object value = getValue();
>+			return (key == null ? 0 : key.hashCode())
>+					^ (value == null ? 0 : value.hashCode());
>+		}
>+	}
>+
>+	private ISetChangeListener masterListener = new ISetChangeListener() {
>+		public void handleSetChange(SetChangeEvent event) {
>+			if (isDisposed())
>+				return;
>+
>+			cache.addAll(masterSet);
>+
>+			// Need both obsolete and new elements to convert diff
>+			MapDiff diff = convertDiff(event.diff);
>+
>+			cache.retainAll(masterSet);
>+
>+			fireMapChange(diff);
>+		}
>+
>+		private MapDiff convertDiff(SetDiff diff) {
>+			// Convert diff to detail value
>+			Map oldValues = new HashMap();
>+			Map newValues = new HashMap();
>+
>+			for (Iterator it = diff.getRemovals().iterator(); it.hasNext();) {
>+				Object masterElement = it.next();
>+				oldValues.put(masterElement, cache.get(masterElement));
>+			}
>+			for (Iterator it = diff.getAdditions().iterator(); it.hasNext();) {
>+				Object masterElement = it.next();
>+				newValues.put(masterElement, cache.get(masterElement));
>+			}
>+			return Diffs.createMapDiff(diff.getAdditions(), diff.getRemovals(),
>+					Collections.EMPTY_SET, oldValues, newValues);
>+		}
>+	};
>+
>+	private IStaleListener staleListener = new IStaleListener() {
>+		public void handleStale(StaleEvent staleEvent) {
>+			fireStale();
>+		}
>+	};
>+
>+	/**
>+	 * @param keySet
>+	 * @param valueProperty
>+	 */
>+	public ObservableSetDelegatingValuePropertyObservableMap(
>+			IObservableSet keySet, DelegatingValueProperty valueProperty) {
>+		super(keySet.getRealm());
>+		this.masterSet = keySet;
>+		this.detailProperty = valueProperty;
>+		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>+			void handleValueChange(Object masterElement, Object oldValue,
>+					Object newValue) {
>+				fireMapChange(Diffs.createMapDiffSingleChange(masterElement,
>+						oldValue, newValue));
>+			}
>+		};
>+		cache.addAll(masterSet);
>+
>+		masterSet.addSetChangeListener(masterListener);
>+		masterSet.addStaleListener(staleListener);
>+	}
>+
>+	public Set entrySet() {
>+		getterCalled();
>+		if (entrySet == null)
>+			entrySet = new EntrySet();
>+		return entrySet;
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object get(Object key) {
>+		getterCalled();
>+		return cache.get(key);
>+	}
>+
>+	public Object put(Object key, Object value) {
>+		checkRealm();
>+		return cache.put(key, value);
>+	}
>+
>+	public boolean isStale() {
>+		return masterSet.isStale();
>+	}
>+
>+	public Object getObserved() {
>+		return masterSet;
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public Object getKeyType() {
>+		return masterSet.getElementType();
>+	}
>+
>+	public Object getValueType() {
>+		return detailProperty.getValueType();
>+	}
>+
>+	public synchronized void dispose() {
>+		if (masterSet != null) {
>+			masterSet.removeSetChangeListener(masterListener);
>+			masterSet.removeStaleListener(staleListener);
>+			masterSet = null;
>+		}
>+
>+		if (cache != null) {
>+			cache.dispose();
>+			cache = null;
>+		}
>+
>+		masterListener = null;
>+		detailProperty = null;
>+
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/ISimplePropertyListener.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/ISimplePropertyListener.java
>diff -N src/org/eclipse/core/databinding/property/ISimplePropertyListener.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/ISimplePropertyListener.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,30 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ *     Matthew Hall - but 194734
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property;
>+
>+/**
>+ * Listener for changes to properties on a particular source object
>+ * 
>+ * @noextend This interface is not intended to be extended by clients.
>+ * 
>+ * @since 1.2
>+ */
>+public interface ISimplePropertyListener {
>+	/**
>+	 * Handle the property change described in the event.
>+	 * 
>+	 * @param event
>+	 *            an event describing the property change that occured.
>+	 */
>+	public void handlePropertyChange(SimplePropertyEvent event);
>+}
>Index: src/org/eclipse/core/databinding/property/list/ISimpleListProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/list/ISimpleListProperty.java
>diff -N src/org/eclipse/core/databinding/property/list/ISimpleListProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/list/ISimpleListProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,48 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property.list;
>+
>+import java.util.List;
>+
>+import org.eclipse.core.databinding.observable.list.ListDiff;
>+import org.eclipse.core.databinding.property.ISimpleProperty;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public interface ISimpleListProperty extends ISimpleProperty, IListProperty {
>+	/**
>+	 * Returns an unmodifiable List with the current contents of the source's
>+	 * list property
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return an unmodifiable List with the current contents of the source's
>+	 *         list property
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public List getList(Object source);
>+
>+	/**
>+	 * Updates the property on the source with the specified change.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param list
>+	 *            the new list
>+	 * @param diff
>+	 *            a diff describing the change
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void setList(Object source, List list, ListDiff diff);
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableMapSimpleValuePropertyObservableMap.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,375 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.util.AbstractSet;
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.IStaleListener;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.StaleEvent;
>+import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>+import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>+import org.eclipse.core.databinding.observable.map.IObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>+import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>+import org.eclipse.core.databinding.observable.set.WritableSet;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.value.ISimpleValueProperty;
>+import org.eclipse.core.internal.databinding.IdentityWrapper;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public class ObservableMapSimpleValuePropertyObservableMap extends
>+		AbstractObservableMap implements IPropertyObservable {
>+	private IObservableMap masterMap;
>+	private ISimpleValueProperty detailProperty;
>+
>+	private IObservableSet knownMasterValues;
>+	private Map cachedValues;
>+
>+	private boolean updating = false;
>+
>+	private IMapChangeListener masterListener = new IMapChangeListener() {
>+		public void handleMapChange(final MapChangeEvent event) {
>+			if (!isDisposed()) {
>+				updateKnownValues();
>+				if (!updating)
>+					fireMapChange(convertDiff(event.diff));
>+			}
>+		}
>+
>+		private void updateKnownValues() {
>+			Set identityKnownValues = new HashSet();
>+			for (Iterator it = masterMap.values().iterator(); it.hasNext();) {
>+				identityKnownValues.add(new IdentityWrapper(it.next()));
>+			}
>+
>+			knownMasterValues.retainAll(identityKnownValues);
>+			knownMasterValues.addAll(identityKnownValues);
>+		}
>+
>+		private MapDiff convertDiff(MapDiff diff) {
>+			Map oldValues = new HashMap();
>+			Map newValues = new HashMap();
>+
>+			Set addedKeys = diff.getAddedKeys();
>+			for (Iterator it = addedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+				Object newSource = diff.getNewValue(key);
>+				Object newValue = detailProperty.getValue(newSource);
>+				newValues.put(key, newValue);
>+			}
>+
>+			Set removedKeys = diff.getRemovedKeys();
>+			for (Iterator it = removedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+				Object oldSource = diff.getOldValue(key);
>+				Object oldValue = detailProperty.getValue(oldSource);
>+				oldValues.put(key, oldValue);
>+			}
>+
>+			Set changedKeys = new HashSet(diff.getChangedKeys());
>+			for (Iterator it = changedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+
>+				Object oldSource = diff.getOldValue(key);
>+				Object newSource = diff.getNewValue(key);
>+
>+				Object oldValue = detailProperty.getValue(oldSource);
>+				Object newValue = detailProperty.getValue(newSource);
>+
>+				if (Util.equals(oldValue, newValue)) {
>+					it.remove();
>+				} else {
>+					oldValues.put(key, oldValue);
>+					newValues.put(key, newValue);
>+				}
>+			}
>+
>+			return Diffs.createMapDiff(addedKeys, removedKeys, changedKeys,
>+					oldValues, newValues);
>+		}
>+	};
>+
>+	private IStaleListener staleListener = new IStaleListener() {
>+		public void handleStale(StaleEvent staleEvent) {
>+			fireStale();
>+		}
>+	};
>+
>+	private INativePropertyListener detailListener;
>+
>+	/**
>+	 * @param map
>+	 * @param valueProperty
>+	 */
>+	public ObservableMapSimpleValuePropertyObservableMap(IObservableMap map,
>+			ISimpleValueProperty valueProperty) {
>+		super(map.getRealm());
>+		this.masterMap = map;
>+		this.detailProperty = valueProperty;
>+
>+		ISimplePropertyListener listener = new ISimplePropertyListener() {
>+			public void handlePropertyChange(SimplePropertyEvent event) {
>+				notifyIfChanged(event.getSource());
>+			}
>+		};
>+		this.detailListener = detailProperty.adaptListener(listener);
>+	}
>+
>+	protected void firstListenerAdded() {
>+		knownMasterValues = new WritableSet(getRealm());
>+		cachedValues = new HashMap();
>+		knownMasterValues.addSetChangeListener(new ISetChangeListener() {
>+			public void handleSetChange(SetChangeEvent event) {
>+				for (Iterator it = event.diff.getRemovals().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object key = wrapper.unwrap();
>+					detailProperty.removeListener(key, detailListener);
>+					cachedValues.remove(wrapper);
>+				}
>+				for (Iterator it = event.diff.getAdditions().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object key = wrapper.unwrap();
>+					cachedValues.put(wrapper, detailProperty.getValue(key));
>+					detailProperty.addListener(key, detailListener);
>+				}
>+			}
>+		});
>+		for (Iterator it = masterMap.values().iterator(); it.hasNext();) {
>+			knownMasterValues.add(new IdentityWrapper(it.next()));
>+		}
>+
>+		masterMap.addMapChangeListener(masterListener);
>+		masterMap.addStaleListener(staleListener);
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		masterMap.removeMapChangeListener(masterListener);
>+		masterMap.removeStaleListener(staleListener);
>+		if (knownMasterValues != null) {
>+			knownMasterValues.clear(); // removes attached listeners
>+			knownMasterValues.dispose();
>+			knownMasterValues = null;
>+		}
>+		cachedValues.clear();
>+		cachedValues = null;
>+	}
>+
>+	private Set entrySet;
>+
>+	public Set entrySet() {
>+		getterCalled();
>+		if (entrySet == null)
>+			entrySet = new EntrySet();
>+		return entrySet;
>+	}
>+
>+	class EntrySet extends AbstractSet {
>+		public Iterator iterator() {
>+			return new Iterator() {
>+				Iterator it = masterMap.entrySet().iterator();
>+
>+				public boolean hasNext() {
>+					getterCalled();
>+					return it.hasNext();
>+				}
>+
>+				public Object next() {
>+					getterCalled();
>+					Map.Entry next = (Map.Entry) it.next();
>+					return new MapEntry(next.getKey());
>+				}
>+
>+				public void remove() {
>+					it.remove();
>+				}
>+			};
>+		}
>+
>+		public int size() {
>+			return masterMap.size();
>+		}
>+	}
>+
>+	class MapEntry implements Map.Entry {
>+		private Object key;
>+
>+		MapEntry(Object key) {
>+			this.key = key;
>+		}
>+
>+		public Object getKey() {
>+			getterCalled();
>+			return key;
>+		}
>+
>+		public Object getValue() {
>+			getterCalled();
>+			if (!masterMap.containsKey(key))
>+				return null;
>+			return detailProperty.getValue(masterMap.get(key));
>+		}
>+
>+		public Object setValue(Object value) {
>+			if (!masterMap.containsKey(key))
>+				return null;
>+			Object source = masterMap.get(key);
>+
>+			Object oldValue = detailProperty.getValue(source);
>+
>+			updating = true;
>+			try {
>+				detailProperty.setValue(source, value);
>+			} finally {
>+				updating = false;
>+			}
>+
>+			notifyIfChanged(source);
>+
>+			return oldValue;
>+		}
>+
>+		public boolean equals(Object o) {
>+			getterCalled();
>+			if (o == this)
>+				return true;
>+			if (o == null)
>+				return false;
>+			if (!(o instanceof Map.Entry))
>+				return false;
>+			Map.Entry that = (Map.Entry) o;
>+			return Util.equals(this.getKey(), that.getKey())
>+					&& Util.equals(this.getValue(), that.getValue());
>+		}
>+
>+		public int hashCode() {
>+			getterCalled();
>+			Object value = getValue();
>+			return (key == null ? 0 : key.hashCode())
>+					^ (value == null ? 0 : value.hashCode());
>+		}
>+	}
>+
>+	public Object put(Object key, Object value) {
>+		if (!masterMap.containsKey(key))
>+			return null;
>+		Object masterValue = masterMap.get(key);
>+		Object oldValue = detailProperty.getValue(key);
>+		detailProperty.setValue(masterValue, value);
>+		notifyIfChanged(masterValue);
>+		return oldValue;
>+	}
>+
>+	private void notifyIfChanged(Object masterValue) {
>+		if (cachedValues != null) {
>+			final Set keys = keysFor(masterValue);
>+
>+			final Object oldValue = cachedValues.get(new IdentityWrapper(
>+					masterValue));
>+			final Object newValue = detailProperty.getValue(masterValue);
>+
>+			if (!Util.equals(oldValue, newValue)) {
>+				cachedValues.put(new IdentityWrapper(masterValue), newValue);
>+				fireMapChange(new MapDiff() {
>+					public Set getAddedKeys() {
>+						return Collections.EMPTY_SET;
>+					}
>+
>+					public Set getChangedKeys() {
>+						return keys;
>+					}
>+
>+					public Set getRemovedKeys() {
>+						return Collections.EMPTY_SET;
>+					}
>+
>+					public Object getNewValue(Object key) {
>+						return newValue;
>+					}
>+
>+					public Object getOldValue(Object key) {
>+						return oldValue;
>+					}
>+				});
>+			}
>+		}
>+	}
>+
>+	private Set keysFor(Object value) {
>+		Set keys = new HashSet();
>+
>+		for (Iterator it = masterMap.entrySet().iterator(); it.hasNext();) {
>+			Map.Entry entry = (Entry) it.next();
>+			if (entry.getValue() == value) {
>+				keys.add(entry.getKey());
>+			}
>+		}
>+
>+		return keys;
>+	}
>+
>+	public boolean isStale() {
>+		getterCalled();
>+		return masterMap.isStale();
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object getObserved() {
>+		return masterMap;
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (masterMap != null) {
>+			masterMap.removeMapChangeListener(masterListener);
>+			masterMap = null;
>+		}
>+		if (knownMasterValues != null) {
>+			knownMasterValues.clear(); // detaches listeners
>+			knownMasterValues.dispose();
>+			knownMasterValues = null;
>+		}
>+
>+		masterListener = null;
>+		detailListener = null;
>+		detailProperty = null;
>+		cachedValues = null;
>+
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/value/ISimpleValueProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/ISimpleValueProperty.java
>diff -N src/org/eclipse/core/databinding/property/value/ISimpleValueProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/value/ISimpleValueProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,40 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property.value;
>+
>+import org.eclipse.core.databinding.property.ISimpleProperty;
>+
>+/**
>+ * @since 1.2
>+ */
>+public interface ISimpleValueProperty extends IValueProperty, ISimpleProperty {
>+	/**
>+	 * Returns the value of the property on the specified source object
>+	 * 
>+	 * @param source
>+	 *            the property source (may be null)
>+	 * @return the current value of the source's value property
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public Object getValue(Object source);
>+
>+	/**
>+	 * Sets the source's value property to the specified value
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param value
>+	 *            the new value
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void setValue(Object source, Object value);
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/DelegatingCache.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/DelegatingCache.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/DelegatingCache.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/DelegatingCache.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,210 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 IBM Corporation and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.util.Collection;
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>+import org.eclipse.core.databinding.observable.map.IObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>+import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>+import org.eclipse.core.databinding.observable.set.WritableSet;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+import org.eclipse.core.databinding.property.value.IValueProperty;
>+import org.eclipse.core.internal.databinding.IdentityWrapper;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+abstract class DelegatingCache {
>+	private Realm realm;
>+	private DelegatingValueProperty detailProperty;
>+	private IObservableSet elements;
>+	private Map delegateCaches;
>+
>+	private class DelegateCache implements IMapChangeListener {
>+		private final IValueProperty delegate;
>+		private final IObservableSet masterElements;
>+		private final IObservableMap masterElementValues;
>+		private final Map cachedValues;
>+
>+		DelegateCache(IValueProperty delegate) {
>+			this.delegate = delegate;
>+			this.masterElements = new WritableSet(realm, Collections.EMPTY_SET,
>+					elements.getElementType());
>+			this.masterElementValues = delegate.observeDetail(masterElements);
>+			this.cachedValues = new HashMap();
>+
>+			masterElementValues.addMapChangeListener(this);
>+		}
>+
>+		void add(Object masterElement) {
>+			boolean wasEmpty = masterElements.isEmpty();
>+
>+			masterElements.add(masterElement);
>+			cachedValues.put(new IdentityWrapper(masterElement),
>+					masterElementValues.get(masterElement));
>+
>+			if (wasEmpty)
>+				delegateCaches.put(delegate, this);
>+		}
>+
>+		void remove(Object masterElement) {
>+			cachedValues.remove(new IdentityWrapper(masterElement));
>+			masterElements.remove(masterElement);
>+			if (cachedValues.isEmpty())
>+				dispose();
>+		}
>+
>+		Object get(Object masterElement) {
>+			return cachedValues.get(new IdentityWrapper(masterElement));
>+		}
>+
>+		Object put(Object masterElement, Object detailValue) {
>+			Object oldValue = masterElementValues.put(masterElement,
>+					detailValue);
>+			notifyIfChanged(masterElement);
>+			return oldValue;
>+		}
>+
>+		boolean containsValue(Object detailValue) {
>+			return cachedValues.containsValue(detailValue);
>+		}
>+
>+		public void handleMapChange(MapChangeEvent event) {
>+			Set changedKeys = event.diff.getChangedKeys();
>+			for (Iterator it = changedKeys.iterator(); it.hasNext();)
>+				notifyIfChanged(it.next());
>+		}
>+
>+		private void notifyIfChanged(Object masterElement) {
>+			Object oldValue = cachedValues.get(new IdentityWrapper(
>+					masterElement));
>+			Object newValue = masterElementValues.get(masterElement);
>+			if (!Util.equals(oldValue, newValue)) {
>+				cachedValues.put(new IdentityWrapper(masterElement), newValue);
>+				handleValueChange(masterElement, oldValue, newValue);
>+			}
>+		}
>+
>+		void handleValueChange(Object masterElement, Object oldValue,
>+				Object newValue) {
>+			DelegatingCache.this.handleValueChange(masterElement, oldValue,
>+					newValue);
>+		}
>+
>+		void dispose() {
>+			delegateCaches.remove(delegate);
>+			masterElementValues.dispose();
>+			masterElements.dispose();
>+			cachedValues.clear();
>+		}
>+	}
>+
>+	DelegatingCache(Realm realm, DelegatingValueProperty detailProperty) {
>+		this.realm = realm;
>+		this.detailProperty = detailProperty;
>+
>+		this.elements = new WritableSet(realm);
>+		this.delegateCaches = new HashMap();
>+
>+		elements.addSetChangeListener(new ISetChangeListener() {
>+			public void handleSetChange(SetChangeEvent event) {
>+				for (Iterator it = event.diff.getRemovals().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object element = wrapper.unwrap();
>+					getCache(element).remove(element);
>+
>+				}
>+				for (Iterator it = event.diff.getAdditions().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object element = wrapper.unwrap();
>+					getCache(element).add(element);
>+				}
>+			}
>+		});
>+	}
>+
>+	private DelegateCache getCache(Object masterElement) {
>+		IValueProperty delegate = detailProperty.getDelegate(masterElement);
>+		if (delegateCaches.containsKey(delegate)) {
>+			return (DelegateCache) delegateCaches.get(delegate);
>+		}
>+		return new DelegateCache(delegate);
>+	}
>+
>+	Object get(Object element) {
>+		return getCache(element).get(element);
>+	}
>+
>+	Object put(Object element, Object value) {
>+		return getCache(element).put(element, value);
>+	}
>+
>+	boolean contains(Object value) {
>+		for (Iterator it = delegateCaches.values().iterator(); it.hasNext();) {
>+			DelegateCache cache = (DelegateCache) it.next();
>+			if (cache.containsValue(value))
>+				return true;
>+		}
>+		return false;
>+	}
>+
>+	private Set identitySet(Collection elements) {
>+		Set result = new HashSet();
>+		for (Iterator it = elements.iterator(); it.hasNext();) {
>+			result.add(new IdentityWrapper(it.next()));
>+		}
>+		return result;
>+	}
>+
>+	void addAll(Collection elements) {
>+		this.elements.addAll(identitySet(elements));
>+	}
>+
>+	void retainAll(Collection elements) {
>+		this.elements.retainAll(identitySet(elements));
>+	}
>+
>+	abstract void handleValueChange(Object masterElement, Object oldValue,
>+			Object newValue);
>+
>+	void dispose() {
>+		if (elements != null) {
>+			elements.clear(); // clears caches
>+			elements.dispose();
>+			elements = null;
>+		}
>+
>+		if (delegateCaches != null) {
>+			for (Iterator it = delegateCaches.values().iterator(); it.hasNext();) {
>+				DelegateCache cache = (DelegateCache) it.next();
>+				cache.dispose();
>+			}
>+			delegateCaches.clear();
>+			delegateCaches = null;
>+		}
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/SimpleValuePropertyObservableValue.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/SimpleValuePropertyObservableValue.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/SimpleValuePropertyObservableValue.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/SimpleValuePropertyObservableValue.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,131 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.value.AbstractObservableValue;
>+import org.eclipse.core.databinding.observable.value.ValueDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.value.ISimpleValueProperty;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public class SimpleValuePropertyObservableValue extends AbstractObservableValue
>+		implements IPropertyObservable {
>+	private Object source;
>+	private ISimpleValueProperty property;
>+
>+	private boolean updating = false;
>+	private Object cachedValue;
>+
>+	private INativePropertyListener listener;
>+
>+	/**
>+	 * @param realm
>+	 * @param source
>+	 * @param property
>+	 */
>+	public SimpleValuePropertyObservableValue(Realm realm, Object source,
>+			ISimpleValueProperty property) {
>+		super(realm);
>+		this.source = source;
>+		this.property = property;
>+	}
>+
>+	protected void firstListenerAdded() {
>+		if (!isDisposed()) {
>+			cachedValue = property.getValue(source);
>+			if (listener == null) {
>+				listener = property
>+						.adaptListener(new ISimplePropertyListener() {
>+							public void handlePropertyChange(
>+									final SimplePropertyEvent event) {
>+								if (!isDisposed() && !updating) {
>+									getRealm().exec(new Runnable() {
>+										public void run() {
>+											notifyIfChanged((ValueDiff) event.diff);
>+										}
>+									});
>+								}
>+							}
>+						});
>+			}
>+			property.addListener(source, listener);
>+		}
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		if (listener != null) {
>+			property.removeListener(source, listener);
>+		}
>+		cachedValue = null;
>+	}
>+
>+	protected Object doGetValue() {
>+		notifyIfChanged(null);
>+		return property.getValue(source);
>+	}
>+
>+	protected void doSetValue(Object value) {
>+		updating = true;
>+		try {
>+			property.setValue(source, value);
>+		} finally {
>+			updating = false;
>+		}
>+
>+		notifyIfChanged(null);
>+	}
>+
>+	private void notifyIfChanged(ValueDiff diff) {
>+		if (hasListeners()) {
>+			Object oldValue = cachedValue;
>+			Object newValue = cachedValue = property.getValue(source);
>+			if (diff == null)
>+				diff = Diffs.createValueDiff(oldValue, newValue);
>+			if (hasListeners() && !Util.equals(oldValue, newValue)) {
>+				fireValueChange(diff);
>+			}
>+		}
>+	}
>+
>+	public Object getValueType() {
>+		return property.getValueType();
>+	}
>+
>+	public Object getObserved() {
>+		return source;
>+	}
>+
>+	public IProperty getProperty() {
>+		return property;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (!isDisposed()) {
>+			if (listener != null)
>+				property.removeListener(source, listener);
>+			source = null;
>+			property = null;
>+			listener = null;
>+		}
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/set/ISimpleSetProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/set/ISimpleSetProperty.java
>diff -N src/org/eclipse/core/databinding/property/set/ISimpleSetProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/set/ISimpleSetProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,46 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property.set;
>+
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.set.SetDiff;
>+import org.eclipse.core.databinding.property.ISimpleProperty;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public interface ISimpleSetProperty extends ISimpleProperty, ISetProperty {
>+	/**
>+	 * Returns a Set with the current contents of the source's set property
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return a Set with the current contents of the source's set property
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public Set getSet(Object source);
>+
>+	/**
>+	 * Updates the property on the source with the specified change.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param set
>+	 *            the new set
>+	 * @param diff
>+	 *            a diff describing the change
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void setSet(Object source, Set set, SetDiff diff);
>+}
>Index: src/org/eclipse/core/internal/databinding/property/list/SimpleListPropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/list/SimpleListPropertyObservableList.java
>diff -N src/org/eclipse/core/internal/databinding/property/list/SimpleListPropertyObservableList.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/list/SimpleListPropertyObservableList.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,667 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.list;
>+
>+import java.util.ArrayList;
>+import java.util.Collection;
>+import java.util.Collections;
>+import java.util.ConcurrentModificationException;
>+import java.util.Iterator;
>+import java.util.List;
>+import java.util.ListIterator;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>+import org.eclipse.core.databinding.observable.list.ListDiff;
>+import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.list.ISimpleListProperty;
>+
>+/**
>+ * @since 1.2
>+ * 
>+ */
>+public class SimpleListPropertyObservableList extends AbstractObservableList
>+		implements IPropertyObservable {
>+	private Object source;
>+	private ISimpleListProperty property;
>+
>+	private volatile boolean updating = false;
>+
>+	private volatile int modCount = 0;
>+
>+	private INativePropertyListener listener;
>+
>+	private List cachedList;
>+
>+	/**
>+	 * @param realm
>+	 * @param source
>+	 * @param property
>+	 */
>+	public SimpleListPropertyObservableList(Realm realm, Object source,
>+			ISimpleListProperty property) {
>+		super(realm);
>+		this.source = source;
>+		this.property = property;
>+	}
>+
>+	protected void firstListenerAdded() {
>+		if (!isDisposed()) {
>+			cachedList = getList();
>+
>+			if (listener == null) {
>+				listener = property
>+						.adaptListener(new ISimplePropertyListener() {
>+							public void handlePropertyChange(
>+									final SimplePropertyEvent event) {
>+								modCount++;
>+								if (!isDisposed() && !updating) {
>+									getRealm().exec(new Runnable() {
>+										public void run() {
>+											notifyIfChanged((ListDiff) event.diff);
>+										}
>+									});
>+								}
>+							}
>+						});
>+			}
>+			property.addListener(source, listener);
>+		}
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		if (listener != null) {
>+			property.removeListener(source, listener);
>+		}
>+
>+		cachedList = null;
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object getElementType() {
>+		return property.getElementType();
>+	}
>+
>+	// Queries
>+
>+	private List getList() {
>+		return property.getList(source);
>+	}
>+
>+	protected int doGetSize() {
>+		return getList().size();
>+	}
>+
>+	public boolean contains(Object o) {
>+		getterCalled();
>+		return getList().contains(o);
>+	}
>+
>+	public boolean containsAll(Collection c) {
>+		getterCalled();
>+		return getList().containsAll(c);
>+	}
>+
>+	public Object get(int index) {
>+		getterCalled();
>+		return getList().get(index);
>+	}
>+
>+	public int indexOf(Object o) {
>+		getterCalled();
>+		return getList().indexOf(o);
>+	}
>+
>+	public boolean isEmpty() {
>+		getterCalled();
>+		return getList().isEmpty();
>+	}
>+
>+	public int lastIndexOf(Object o) {
>+		getterCalled();
>+		return getList().lastIndexOf(o);
>+	}
>+
>+	public Object[] toArray() {
>+		getterCalled();
>+		return getList().toArray();
>+	}
>+
>+	public Object[] toArray(Object[] a) {
>+		getterCalled();
>+		return getList().toArray(a);
>+	}
>+
>+	// Single change operations
>+
>+	public boolean add(Object o) {
>+		checkRealm();
>+		add(getList().size(), o);
>+		return true;
>+	}
>+
>+	public void add(int index, Object o) {
>+		checkRealm();
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		List list = new ArrayList(getList());
>+		list.add(index, o);
>+		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>+				true, o));
>+		try {
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+	}
>+
>+	public Iterator iterator() {
>+		getterCalled();
>+		return new Iterator() {
>+			int expectedModCount = modCount;
>+			List list = new ArrayList(getList());
>+			ListIterator iterator = list.listIterator();
>+
>+			Object lastElement = null;
>+			int lastIndex = -1;
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.hasNext();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				checkForComodification();
>+				Object next = lastElement = iterator.next();
>+				lastIndex = iterator.previousIndex();
>+				return next;
>+			}
>+
>+			public void remove() {
>+				checkRealm();
>+				checkForComodification();
>+				if (lastIndex == -1)
>+					throw new IllegalStateException();
>+
>+				iterator.remove(); // stay in sync
>+				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>+						lastIndex, false, lastElement));
>+
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					property.setList(source, list, diff);
>+					modCount++;
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(null);
>+
>+				lastElement = null;
>+				lastIndex = -1;
>+
>+				expectedModCount = modCount;
>+			}
>+
>+			private void checkForComodification() {
>+				if (expectedModCount != modCount)
>+					throw new ConcurrentModificationException();
>+			}
>+		};
>+	}
>+
>+	public Object move(int oldIndex, int newIndex) {
>+		checkRealm();
>+
>+		List list = getList();
>+		int size = list.size();
>+		if (oldIndex < 0 || oldIndex >= size || newIndex < 0
>+				|| newIndex >= size)
>+			throw new IndexOutOfBoundsException();
>+
>+		if (oldIndex == newIndex)
>+			return list.get(oldIndex);
>+
>+		list = new ArrayList(list);
>+		Object element = list.remove(oldIndex);
>+		list.add(newIndex, element);
>+
>+		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>+				oldIndex, false, element), Diffs.createListDiffEntry(newIndex,
>+				true, element));
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return element;
>+	}
>+
>+	public boolean remove(Object o) {
>+		checkRealm();
>+
>+		int index = getList().indexOf(o);
>+		if (index == -1)
>+			return false;
>+
>+		remove(index);
>+
>+		return true;
>+	}
>+
>+	public ListIterator listIterator() {
>+		return listIterator(0);
>+	}
>+
>+	public ListIterator listIterator(final int index) {
>+		getterCalled();
>+		return new ListIterator() {
>+			int expectedModCount = modCount;
>+			List list = new ArrayList(getList());
>+			ListIterator iterator = list.listIterator(index);
>+
>+			Object lastElement = null;
>+			int lastIndex = -1;
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.hasNext();
>+			}
>+
>+			public int nextIndex() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.nextIndex();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				checkForComodification();
>+				lastElement = iterator.next();
>+				lastIndex = iterator.previousIndex();
>+				return lastElement;
>+			}
>+
>+			public boolean hasPrevious() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.hasPrevious();
>+			}
>+
>+			public int previousIndex() {
>+				getterCalled();
>+				checkForComodification();
>+				return iterator.previousIndex();
>+			}
>+
>+			public Object previous() {
>+				getterCalled();
>+				checkForComodification();
>+				lastElement = iterator.previous();
>+				lastIndex = iterator.nextIndex();
>+				return lastElement;
>+			}
>+
>+			public void add(Object o) {
>+				checkRealm();
>+				checkForComodification();
>+				int index = iterator.nextIndex();
>+
>+				iterator.add(o); // keep in sync
>+
>+				List list = getList();
>+				list.add(index, o);
>+				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>+						index, true, o));
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					property.setList(source, list, diff);
>+					modCount++;
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(null);
>+
>+				lastElement = null;
>+				lastIndex = -1;
>+				expectedModCount = modCount;
>+			}
>+
>+			public void set(Object o) {
>+				checkRealm();
>+				checkForComodification();
>+
>+				iterator.set(o);
>+				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>+						lastIndex, false, lastElement), Diffs
>+						.createListDiffEntry(lastIndex, true, o));
>+
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					property.setList(source, list, diff);
>+					modCount++;
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(null);
>+
>+				lastElement = o;
>+				expectedModCount = modCount;
>+			}
>+
>+			public void remove() {
>+				checkRealm();
>+				checkForComodification();
>+				if (lastIndex == -1)
>+					throw new IllegalStateException();
>+
>+				iterator.remove(); // keep in sync
>+				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
>+						lastIndex, false, lastElement));
>+
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					property.setList(source, list, diff);
>+					modCount++;
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(null);
>+
>+				lastElement = null;
>+				lastIndex = -1;
>+				expectedModCount = modCount;
>+			}
>+
>+			private void checkForComodification() {
>+				if (expectedModCount != modCount)
>+					throw new ConcurrentModificationException();
>+			}
>+		};
>+	}
>+
>+	public Object remove(int index) {
>+		checkRealm();
>+
>+		List list = new ArrayList(getList());
>+		Object element = list.remove(index);
>+		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>+				false, element));
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return element;
>+	}
>+
>+	public Object set(int index, Object o) {
>+		checkRealm();
>+
>+		List list = new ArrayList(getList());
>+		Object oldElement = list.set(index, o);
>+
>+		ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(index,
>+				false, oldElement), Diffs.createListDiffEntry(index, true, o));
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return oldElement;
>+	}
>+
>+	public List subList(int fromIndex, int toIndex) {
>+		getterCalled();
>+		return Collections.unmodifiableList(getList().subList(fromIndex,
>+				toIndex));
>+	}
>+
>+	// Bulk change operations
>+
>+	public boolean addAll(Collection c) {
>+		checkRealm();
>+
>+		return addAll(getList().size(), c);
>+	}
>+
>+	public boolean addAll(int index, Collection c) {
>+		checkRealm();
>+
>+		if (c.isEmpty())
>+			return false;
>+
>+		List list = new ArrayList(getList());
>+		list.addAll(index, c);
>+
>+		ListDiffEntry[] entries = new ListDiffEntry[c.size()];
>+		int offsetIndex = 0;
>+		for (Iterator it = c.iterator(); it.hasNext();) {
>+			Object element = it.next();
>+			entries[offsetIndex] = Diffs.createListDiffEntry(index
>+					+ offsetIndex, true, element);
>+			offsetIndex++;
>+		}
>+		ListDiff diff = Diffs.createListDiff(entries);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return true;
>+	}
>+
>+	public boolean removeAll(Collection c) {
>+		checkRealm();
>+
>+		if (c.isEmpty())
>+			return false;
>+
>+		List list = getList();
>+		if (list.isEmpty())
>+			return false;
>+
>+		list = new ArrayList(list);
>+		List entries = new ArrayList();
>+		ListDiff diff;
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			for (ListIterator it = list.listIterator(); it.hasNext();) {
>+				Object element = it.next();
>+				int index = it.previousIndex();
>+				if (c.contains(element)) {
>+					it.remove();
>+					entries.add(Diffs
>+							.createListDiffEntry(index, false, element));
>+				}
>+			}
>+			if (entries.isEmpty())
>+				return false;
>+
>+			diff = Diffs.createListDiff((ListDiffEntry[]) entries
>+					.toArray(new ListDiffEntry[entries.size()]));
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return !diff.isEmpty();
>+	}
>+
>+	public boolean retainAll(Collection c) {
>+		checkRealm();
>+
>+		List list = getList();
>+		if (list.isEmpty())
>+			return false;
>+
>+		if (c.isEmpty()) {
>+			clear();
>+			return true;
>+		}
>+
>+		list = new ArrayList(list);
>+		List entries = new ArrayList();
>+		ListDiff diff;
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			for (ListIterator it = list.listIterator(); it.hasNext();) {
>+				Object element = it.next();
>+				int index = it.previousIndex();
>+				if (!c.contains(element)) {
>+					it.remove();
>+					entries.add(Diffs
>+							.createListDiffEntry(index, false, element));
>+				}
>+			}
>+			if (entries.isEmpty())
>+				return false;
>+
>+			diff = Diffs.createListDiff((ListDiffEntry[]) entries
>+					.toArray(new ListDiffEntry[entries.size()]));
>+			property.setList(source, list, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+
>+		return !diff.isEmpty();
>+	}
>+
>+	public void clear() {
>+		checkRealm();
>+
>+		List list = getList();
>+		if (list.isEmpty())
>+			return;
>+
>+		List entries = new ArrayList();
>+		for (Iterator it = list.iterator(); it.hasNext();) {
>+			// always report 0 as the remove index
>+			entries.add(Diffs.createListDiffEntry(0, false, it.next()));
>+		}
>+
>+		ListDiff diff = Diffs.createListDiff((ListDiffEntry[]) entries
>+				.toArray(new ListDiffEntry[entries.size()]));
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			property.setList(source, Collections.EMPTY_LIST, diff);
>+			modCount++;
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(null);
>+	}
>+
>+	private void notifyIfChanged(ListDiff diff) {
>+		if (hasListeners()) {
>+			List oldList = cachedList;
>+			List newList = cachedList = property.getList(source);
>+			if (diff == null)
>+				diff = Diffs.computeListDiff(oldList, newList);
>+			if (!diff.isEmpty()) {
>+				fireListChange(diff);
>+			}
>+		}
>+	}
>+
>+	public boolean equals(Object o) {
>+		getterCalled();
>+		return getList().equals(o);
>+	}
>+
>+	public int hashCode() {
>+		getterCalled();
>+		return getList().hashCode();
>+	}
>+
>+	public Object getObserved() {
>+		return source;
>+	}
>+
>+	public IProperty getProperty() {
>+		return property;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (!isDisposed()) {
>+			if (listener != null)
>+				property.removeListener(source, listener);
>+			property = null;
>+			source = null;
>+			listener = null;
>+		}
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableListDelegatingValuePropertyObservableList.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,348 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.lang.reflect.Array;
>+import java.util.ArrayList;
>+import java.util.Collection;
>+import java.util.Iterator;
>+import java.util.List;
>+import java.util.ListIterator;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.IStaleListener;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.StaleEvent;
>+import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>+import org.eclipse.core.databinding.observable.list.IListChangeListener;
>+import org.eclipse.core.databinding.observable.list.IObservableList;
>+import org.eclipse.core.databinding.observable.list.ListChangeEvent;
>+import org.eclipse.core.databinding.observable.list.ListDiff;
>+import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class ObservableListDelegatingValuePropertyObservableList extends
>+		AbstractObservableList implements IPropertyObservable {
>+	private IObservableList masterList;
>+	private DelegatingValueProperty detailProperty;
>+	private DelegatingCache cache;
>+
>+	private IListChangeListener masterListener = new IListChangeListener() {
>+		public void handleListChange(ListChangeEvent event) {
>+			if (isDisposed())
>+				return;
>+
>+			cache.addAll(masterList);
>+
>+			// Need both obsolete and new elements to convert diff
>+			ListDiff diff = convertDiff(event.diff);
>+
>+			cache.retainAll(masterList);
>+
>+			fireListChange(diff);
>+		}
>+
>+		private ListDiff convertDiff(ListDiff diff) {
>+			// Convert diff to detail value
>+			ListDiffEntry[] masterEntries = diff.getDifferences();
>+			ListDiffEntry[] detailEntries = new ListDiffEntry[masterEntries.length];
>+			for (int i = 0; i < masterEntries.length; i++) {
>+				ListDiffEntry masterDifference = masterEntries[i];
>+				int index = masterDifference.getPosition();
>+				boolean addition = masterDifference.isAddition();
>+				Object masterElement = masterDifference.getElement();
>+				Object detailValue = cache.get(masterElement);
>+
>+				detailEntries[i] = Diffs.createListDiffEntry(index, addition,
>+						detailValue);
>+			}
>+			return Diffs.createListDiff(detailEntries);
>+		}
>+	};
>+
>+	private IStaleListener staleListener = new IStaleListener() {
>+		public void handleStale(StaleEvent staleEvent) {
>+			fireStale();
>+		}
>+	};
>+
>+	/**
>+	 * @param masterList
>+	 * @param valueProperty
>+	 */
>+	public ObservableListDelegatingValuePropertyObservableList(
>+			IObservableList masterList, DelegatingValueProperty valueProperty) {
>+		super(masterList.getRealm());
>+		this.masterList = masterList;
>+		this.detailProperty = valueProperty;
>+		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>+			void handleValueChange(Object masterElement, Object oldValue,
>+					Object newValue) {
>+				fireListChange(indicesOf(masterElement), oldValue, newValue);
>+			}
>+		};
>+		cache.addAll(masterList);
>+
>+		masterList.addListChangeListener(masterListener);
>+		masterList.addStaleListener(staleListener);
>+	}
>+
>+	protected int doGetSize() {
>+		getterCalled();
>+		return masterList.size();
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object get(int index) {
>+		getterCalled();
>+		Object masterElement = masterList.get(index);
>+		return cache.get(masterElement);
>+	}
>+
>+	public boolean add(Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean addAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean addAll(int index, Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean contains(Object o) {
>+		getterCalled();
>+		return cache.contains(o);
>+	}
>+
>+	public boolean isEmpty() {
>+		getterCalled();
>+		return masterList.isEmpty();
>+	}
>+
>+	public boolean isStale() {
>+		getterCalled();
>+		return masterList.isStale();
>+	}
>+
>+	public Iterator iterator() {
>+		getterCalled();
>+		return new Iterator() {
>+			Iterator it = masterList.iterator();
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				return it.hasNext();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				Object masterElement = it.next();
>+				return cache.get(masterElement);
>+			}
>+
>+			public void remove() {
>+				throw new UnsupportedOperationException();
>+			}
>+		};
>+	}
>+
>+	public Object move(int oldIndex, int newIndex) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean remove(Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean removeAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean retainAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public Object[] toArray() {
>+		getterCalled();
>+		Object[] masterElements = masterList.toArray();
>+		Object[] result = new Object[masterElements.length];
>+		for (int i = 0; i < result.length; i++) {
>+			result[i] = cache.get(masterElements[i]);
>+		}
>+		return result;
>+	}
>+
>+	public Object[] toArray(Object[] a) {
>+		getterCalled();
>+		Object[] masterElements = masterList.toArray();
>+		if (a.length < masterElements.length)
>+			a = (Object[]) Array.newInstance(a.getClass().getComponentType(),
>+					masterElements.length);
>+		for (int i = 0; i < masterElements.length; i++) {
>+			a[i] = cache.get(masterElements[i]);
>+		}
>+		return a;
>+	}
>+
>+	public void add(int index, Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public void clear() {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public ListIterator listIterator() {
>+		return listIterator(0);
>+	}
>+
>+	public ListIterator listIterator(final int index) {
>+		getterCalled();
>+		return new ListIterator() {
>+			ListIterator it = masterList.listIterator(index);
>+			Object lastMasterElement;
>+			Object lastElement;
>+			boolean haveIterated = false;
>+
>+			public void add(Object arg0) {
>+				throw new UnsupportedOperationException();
>+			}
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				return it.hasNext();
>+			}
>+
>+			public boolean hasPrevious() {
>+				getterCalled();
>+				return it.hasPrevious();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				lastMasterElement = it.next();
>+				lastElement = cache.get(lastMasterElement);
>+				haveIterated = true;
>+				return lastElement;
>+			}
>+
>+			public int nextIndex() {
>+				getterCalled();
>+				return it.nextIndex();
>+			}
>+
>+			public Object previous() {
>+				getterCalled();
>+				lastMasterElement = it.previous();
>+				lastElement = cache.get(lastMasterElement);
>+				haveIterated = true;
>+				return lastElement;
>+			}
>+
>+			public int previousIndex() {
>+				getterCalled();
>+				return it.previousIndex();
>+			}
>+
>+			public void remove() {
>+				throw new UnsupportedOperationException();
>+			}
>+
>+			public void set(Object o) {
>+				checkRealm();
>+				if (!haveIterated)
>+					throw new IllegalStateException();
>+
>+				cache.put(lastMasterElement, o);
>+
>+				lastElement = o;
>+			}
>+		};
>+	}
>+
>+	private int[] indicesOf(Object masterElement) {
>+		List indices = new ArrayList();
>+
>+		for (ListIterator it = masterList.listIterator(); it.hasNext();) {
>+			if (masterElement == it.next())
>+				indices.add(new Integer(it.previousIndex()));
>+		}
>+
>+		int[] result = new int[indices.size()];
>+		for (int i = 0; i < result.length; i++) {
>+			result[i] = ((Integer) indices.get(i)).intValue();
>+		}
>+		return result;
>+	}
>+
>+	private void fireListChange(int[] indices, Object oldValue, Object newValue) {
>+		ListDiffEntry[] differences = new ListDiffEntry[indices.length * 2];
>+		for (int i = 0; i < indices.length; i++) {
>+			int index = indices[i];
>+			differences[i * 2] = Diffs.createListDiffEntry(index, false,
>+					oldValue);
>+			differences[i * 2 + 1] = Diffs.createListDiffEntry(index, true,
>+					newValue);
>+		}
>+		fireListChange(Diffs.createListDiff(differences));
>+	}
>+
>+	public Object remove(int index) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public Object set(int index, Object o) {
>+		checkRealm();
>+		Object masterElement = masterList.get(index);
>+		return cache.put(masterElement, o);
>+	}
>+
>+	public Object getObserved() {
>+		return masterList;
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public Object getElementType() {
>+		return detailProperty.getValueType();
>+	}
>+
>+	public synchronized void dispose() {
>+		if (masterList != null) {
>+			masterList.removeListChangeListener(masterListener);
>+			masterList.removeStaleListener(staleListener);
>+			masterList = null;
>+		}
>+
>+		if (cache != null) {
>+			cache.dispose();
>+			cache = null;
>+		}
>+
>+		masterListener = null;
>+		detailProperty = null;
>+
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/ISimpleProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/ISimpleProperty.java
>diff -N src/org/eclipse/core/databinding/property/ISimpleProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/ISimpleProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,79 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 IBM Corporation and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property;
>+
>+import org.eclipse.core.databinding.property.list.SimpleListProperty;
>+import org.eclipse.core.databinding.property.map.SimpleMapProperty;
>+import org.eclipse.core.databinding.property.set.SimpleSetProperty;
>+import org.eclipse.core.databinding.property.value.SimpleValueProperty;
>+
>+/**
>+ * Interface for immediate (as opposed to nested) properties of a particular
>+ * source object.
>+ * 
>+ * @since 1.2
>+ * @noimplement This interface is not intended to be implemented by clients.
>+ *              Clients should instead subclass one of the classes that
>+ *              implement this interface. Note that direct implementers of this
>+ *              interface outside of the framework will be broken in future
>+ *              releases when methods are added to this interface.
>+ * @see SimpleValueProperty
>+ * @see SimpleListProperty
>+ * @see SimpleSetProperty
>+ * @see SimpleMapProperty
>+ */
>+public interface ISimpleProperty extends IProperty {
>+	/**
>+	 * Returns a listener which implements the correct listener interface for
>+	 * the expected source object, and which parlays property change events from
>+	 * the source object to the given listener. If there is no listener API for
>+	 * this property, this method returns null.
>+	 * 
>+	 * @param listener
>+	 *            the property listener to receive events
>+	 * @return a native listener which parlays property change events to the
>+	 *         specified listener.
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public INativePropertyListener adaptListener(
>+			ISimplePropertyListener listener);
>+
>+	/**
>+	 * Adds the specified listener as a listener for this property on the
>+	 * specified property source. If the source object has no listener API for
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
>+	 * returns null), this method does nothing.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param listener
>+	 *            a listener obtained from calling
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void addListener(Object source, INativePropertyListener listener);
>+
>+	/**
>+	 * Removes the specified listener as a listener for this property on the
>+	 * specified property source. If the source object has no listener API for
>+	 * this property (i.e. {@link #adaptListener(ISimplePropertyListener)}
>+	 * returns null), this method does nothing.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param listener
>+	 *            a listener obtained from calling
>+	 *            {@link #adaptListener(ISimplePropertyListener)}.
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void removeListener(Object source, INativePropertyListener listener);
>+}
>Index: src/org/eclipse/core/databinding/property/map/ISimpleMapProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/map/ISimpleMapProperty.java
>diff -N src/org/eclipse/core/databinding/property/map/ISimpleMapProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/map/ISimpleMapProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,46 @@
>+/*******************************************************************************
>+ * Copyright (c) 2009 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property.map;
>+
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.property.ISimpleProperty;
>+
>+/**
>+ * @since 1.2
>+ */
>+public interface ISimpleMapProperty extends ISimpleProperty, IMapProperty {
>+	/**
>+	 * Returns an unmodifiable Map with the current contents of the source's map
>+	 * property.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @return a Map with the current contents of the source's map property
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public Map getMap(Object source);
>+
>+	/**
>+	 * Updates the property on the source with the specified change.
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param map
>+	 *            the new map
>+	 * @param diff
>+	 *            a diff describing the change
>+	 * @noreference This method is not intended to be referenced by clients.
>+	 */
>+	public void setMap(Object source, Map map, MapDiff diff);
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableMapDelegatingValuePropertyObservableMap.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,316 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.util.AbstractSet;
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.IStaleListener;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.StaleEvent;
>+import org.eclipse.core.databinding.observable.map.AbstractObservableMap;
>+import org.eclipse.core.databinding.observable.map.IMapChangeListener;
>+import org.eclipse.core.databinding.observable.map.IObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapChangeEvent;
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class ObservableMapDelegatingValuePropertyObservableMap extends
>+		AbstractObservableMap implements IPropertyObservable {
>+	private IObservableMap masterMap;
>+	private DelegatingValueProperty detailProperty;
>+	private DelegatingCache cache;
>+
>+	private Set entrySet;
>+
>+	class EntrySet extends AbstractSet {
>+		public Iterator iterator() {
>+			return new Iterator() {
>+				Iterator it = masterMap.entrySet().iterator();
>+
>+				public boolean hasNext() {
>+					getterCalled();
>+					return it.hasNext();
>+				}
>+
>+				public Object next() {
>+					getterCalled();
>+					Map.Entry next = (Map.Entry) it.next();
>+					return new MapEntry(next.getKey());
>+				}
>+
>+				public void remove() {
>+					it.remove();
>+				}
>+			};
>+		}
>+
>+		public int size() {
>+			return masterMap.size();
>+		}
>+	}
>+
>+	class MapEntry implements Map.Entry {
>+		private Object key;
>+
>+		MapEntry(Object key) {
>+			this.key = key;
>+		}
>+
>+		public Object getKey() {
>+			getterCalled();
>+			return key;
>+		}
>+
>+		public Object getValue() {
>+			getterCalled();
>+
>+			if (!masterMap.containsKey(key))
>+				return null;
>+
>+			Object masterValue = masterMap.get(key);
>+			return cache.get(masterValue);
>+		}
>+
>+		public Object setValue(Object value) {
>+			checkRealm();
>+
>+			if (!masterMap.containsKey(key))
>+				return null;
>+
>+			Object masterValue = masterMap.get(key);
>+			return cache.put(masterValue, value);
>+		}
>+
>+		public boolean equals(Object o) {
>+			getterCalled();
>+			if (o == this)
>+				return true;
>+			if (o == null)
>+				return false;
>+			if (!(o instanceof Map.Entry))
>+				return false;
>+			Map.Entry that = (Map.Entry) o;
>+			return Util.equals(this.getKey(), that.getKey())
>+					&& Util.equals(this.getValue(), that.getValue());
>+		}
>+
>+		public int hashCode() {
>+			getterCalled();
>+			Object value = getValue();
>+			return (key == null ? 0 : key.hashCode())
>+					^ (value == null ? 0 : value.hashCode());
>+		}
>+	}
>+
>+	private IMapChangeListener masterListener = new IMapChangeListener() {
>+		public void handleMapChange(final MapChangeEvent event) {
>+			if (isDisposed())
>+				return;
>+
>+			cache.addAll(masterMap.values());
>+
>+			// Need both obsolete and new master values to convert diff
>+			MapDiff diff = convertDiff(event.diff);
>+
>+			cache.retainAll(masterMap.values());
>+
>+			fireMapChange(diff);
>+		}
>+
>+		private MapDiff convertDiff(MapDiff diff) {
>+			Map oldValues = new HashMap();
>+			Map newValues = new HashMap();
>+
>+			Set addedKeys = diff.getAddedKeys();
>+			for (Iterator it = addedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+				Object masterValue = diff.getNewValue(key);
>+				Object newValue = cache.get(masterValue);
>+				newValues.put(key, newValue);
>+			}
>+
>+			Set removedKeys = diff.getRemovedKeys();
>+			for (Iterator it = removedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+				Object masterValue = diff.getOldValue(key);
>+				Object oldValue = cache.get(masterValue);
>+				oldValues.put(key, oldValue);
>+			}
>+
>+			Set changedKeys = new HashSet(diff.getChangedKeys());
>+			for (Iterator it = changedKeys.iterator(); it.hasNext();) {
>+				Object key = it.next();
>+
>+				Object oldMasterValue = diff.getOldValue(key);
>+				Object newMasterValue = diff.getNewValue(key);
>+
>+				Object oldValue = cache.get(oldMasterValue);
>+				Object newValue = cache.get(newMasterValue);
>+
>+				if (Util.equals(oldValue, newValue)) {
>+					it.remove();
>+				} else {
>+					oldValues.put(key, oldValue);
>+					newValues.put(key, newValue);
>+				}
>+			}
>+
>+			return Diffs.createMapDiff(addedKeys, removedKeys, changedKeys,
>+					oldValues, newValues);
>+		}
>+	};
>+
>+	private IStaleListener staleListener = new IStaleListener() {
>+		public void handleStale(StaleEvent staleEvent) {
>+			fireStale();
>+		}
>+	};
>+
>+	/**
>+	 * @param map
>+	 * @param valueProperty
>+	 */
>+	public ObservableMapDelegatingValuePropertyObservableMap(
>+			IObservableMap map, DelegatingValueProperty valueProperty) {
>+		super(map.getRealm());
>+		this.masterMap = map;
>+		this.detailProperty = valueProperty;
>+		this.cache = new DelegatingCache(getRealm(), valueProperty) {
>+			void handleValueChange(Object masterElement, Object oldValue,
>+					Object newValue) {
>+				fireMapChange(keysFor(masterElement), oldValue, newValue);
>+			}
>+		};
>+		cache.addAll(masterMap.values());
>+
>+		masterMap.addMapChangeListener(masterListener);
>+		masterMap.addStaleListener(staleListener);
>+	}
>+
>+	public Set entrySet() {
>+		getterCalled();
>+		if (entrySet == null)
>+			entrySet = new EntrySet();
>+		return entrySet;
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object get(Object key) {
>+		getterCalled();
>+		Object masterValue = masterMap.get(key);
>+		return cache.get(masterValue);
>+	}
>+
>+	public Object put(Object key, Object value) {
>+		if (!masterMap.containsKey(key))
>+			return null;
>+		Object masterValue = masterMap.get(key);
>+		return cache.put(masterValue, value);
>+	}
>+
>+	public boolean isStale() {
>+		getterCalled();
>+		return masterMap.isStale();
>+	}
>+
>+	public Object getObserved() {
>+		return masterMap;
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public Object getKeyType() {
>+		return masterMap.getKeyType();
>+	}
>+
>+	public Object getValueType() {
>+		return detailProperty.getValueType();
>+	}
>+
>+	private Set keysFor(Object masterValue) {
>+		Set keys = new HashSet();
>+
>+		for (Iterator it = masterMap.entrySet().iterator(); it.hasNext();) {
>+			Map.Entry entry = (Entry) it.next();
>+			if (entry.getValue() == masterValue) {
>+				keys.add(entry.getKey());
>+			}
>+		}
>+
>+		return keys;
>+	}
>+
>+	private void fireMapChange(final Set changedKeys, final Object oldValue,
>+			final Object newValue) {
>+		fireMapChange(new MapDiff() {
>+			public Set getAddedKeys() {
>+				return Collections.EMPTY_SET;
>+			}
>+
>+			public Set getRemovedKeys() {
>+				return Collections.EMPTY_SET;
>+			}
>+
>+			public Set getChangedKeys() {
>+				return Collections.unmodifiableSet(changedKeys);
>+			}
>+
>+			public Object getOldValue(Object key) {
>+				if (changedKeys.contains(key))
>+					return oldValue;
>+				return null;
>+			}
>+
>+			public Object getNewValue(Object key) {
>+				if (changedKeys.contains(key))
>+					return newValue;
>+				return null;
>+			}
>+		});
>+	}
>+
>+	public synchronized void dispose() {
>+		if (masterMap != null) {
>+			masterMap.removeMapChangeListener(masterListener);
>+			masterMap.removeStaleListener(staleListener);
>+			masterMap = null;
>+		}
>+
>+		if (cache != null) {
>+			cache.dispose();
>+			cache = null;
>+		}
>+
>+		masterListener = null;
>+		detailProperty = null;
>+
>+		super.dispose();
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>diff -N src/org/eclipse/core/internal/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/property/value/ObservableListSimpleValuePropertyObservableList.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,449 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.property.value;
>+
>+import java.lang.reflect.Array;
>+import java.util.ArrayList;
>+import java.util.Collection;
>+import java.util.HashMap;
>+import java.util.HashSet;
>+import java.util.Iterator;
>+import java.util.List;
>+import java.util.ListIterator;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.IStaleListener;
>+import org.eclipse.core.databinding.observable.ObservableTracker;
>+import org.eclipse.core.databinding.observable.StaleEvent;
>+import org.eclipse.core.databinding.observable.list.AbstractObservableList;
>+import org.eclipse.core.databinding.observable.list.IListChangeListener;
>+import org.eclipse.core.databinding.observable.list.IObservableList;
>+import org.eclipse.core.databinding.observable.list.ListChangeEvent;
>+import org.eclipse.core.databinding.observable.list.ListDiff;
>+import org.eclipse.core.databinding.observable.list.ListDiffEntry;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.observable.set.ISetChangeListener;
>+import org.eclipse.core.databinding.observable.set.SetChangeEvent;
>+import org.eclipse.core.databinding.observable.set.WritableSet;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+import org.eclipse.core.databinding.property.IProperty;
>+import org.eclipse.core.databinding.property.IPropertyObservable;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
>+import org.eclipse.core.databinding.property.value.ISimpleValueProperty;
>+import org.eclipse.core.internal.databinding.IdentityWrapper;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * @since 1.2
>+ */
>+public class ObservableListSimpleValuePropertyObservableList extends
>+		AbstractObservableList implements IPropertyObservable {
>+	private IObservableList masterList;
>+	private ISimpleValueProperty detailProperty;
>+
>+	private IObservableSet knownMasterElements;
>+	private Map cachedValues;
>+
>+	private boolean updating;
>+
>+	private IListChangeListener masterListener = new IListChangeListener() {
>+		public void handleListChange(ListChangeEvent event) {
>+			if (!isDisposed()) {
>+				updateKnownElements();
>+				fireListChange(convertDiff(event.diff));
>+			}
>+		}
>+
>+		private void updateKnownElements() {
>+			Set identityKnownElements = new HashSet();
>+			for (Iterator it = masterList.iterator(); it.hasNext();) {
>+				identityKnownElements.add(new IdentityWrapper(it.next()));
>+			}
>+
>+			knownMasterElements.retainAll(identityKnownElements);
>+			knownMasterElements.addAll(identityKnownElements);
>+		}
>+
>+		private ListDiff convertDiff(ListDiff diff) {
>+			// Convert diff to detail value
>+			ListDiffEntry[] masterEntries = diff.getDifferences();
>+			ListDiffEntry[] detailEntries = new ListDiffEntry[masterEntries.length];
>+			for (int i = 0; i < masterEntries.length; i++) {
>+				ListDiffEntry masterDifference = masterEntries[i];
>+				int index = masterDifference.getPosition();
>+				boolean addition = masterDifference.isAddition();
>+				Object masterElement = masterDifference.getElement();
>+				Object elementDetailValue = detailProperty
>+						.getValue(masterElement);
>+				detailEntries[i] = Diffs.createListDiffEntry(index, addition,
>+						elementDetailValue);
>+			}
>+			return Diffs.createListDiff(detailEntries);
>+		}
>+	};
>+
>+	private IStaleListener staleListener = new IStaleListener() {
>+		public void handleStale(StaleEvent staleEvent) {
>+			fireStale();
>+		}
>+	};
>+
>+	private INativePropertyListener detailListener;
>+
>+	/**
>+	 * @param masterList
>+	 * @param valueProperty
>+	 */
>+	public ObservableListSimpleValuePropertyObservableList(
>+			IObservableList masterList, ISimpleValueProperty valueProperty) {
>+		super(masterList.getRealm());
>+		this.masterList = masterList;
>+		this.detailProperty = valueProperty;
>+
>+		ISimplePropertyListener listener = new ISimplePropertyListener() {
>+			public void handlePropertyChange(SimplePropertyEvent event) {
>+				if (!isDisposed() && !updating) {
>+					notifyIfChanged(event.getSource());
>+				}
>+			}
>+		};
>+		this.detailListener = detailProperty.adaptListener(listener);
>+	}
>+
>+	protected void firstListenerAdded() {
>+		knownMasterElements = new WritableSet(getRealm());
>+		cachedValues = new HashMap();
>+		knownMasterElements.addSetChangeListener(new ISetChangeListener() {
>+			public void handleSetChange(SetChangeEvent event) {
>+				for (Iterator it = event.diff.getRemovals().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object key = wrapper.unwrap();
>+					detailProperty.removeListener(key, detailListener);
>+					cachedValues.remove(wrapper);
>+				}
>+				for (Iterator it = event.diff.getAdditions().iterator(); it
>+						.hasNext();) {
>+					IdentityWrapper wrapper = (IdentityWrapper) it.next();
>+					Object key = wrapper.unwrap();
>+					cachedValues.put(wrapper, detailProperty.getValue(key));
>+					detailProperty.addListener(key, detailListener);
>+				}
>+			}
>+		});
>+		for (Iterator it = masterList.iterator(); it.hasNext();) {
>+			knownMasterElements.add(new IdentityWrapper(it.next()));
>+		}
>+
>+		masterList.addListChangeListener(masterListener);
>+		masterList.addStaleListener(staleListener);
>+	}
>+
>+	protected void lastListenerRemoved() {
>+		masterList.removeListChangeListener(masterListener);
>+		masterList.removeStaleListener(staleListener);
>+		if (knownMasterElements != null) {
>+			knownMasterElements.clear(); // clears cachedValues
>+			knownMasterElements.dispose();
>+			knownMasterElements = null;
>+		}
>+		cachedValues.clear();
>+		cachedValues = null;
>+	}
>+
>+	protected int doGetSize() {
>+		getterCalled();
>+		return masterList.size();
>+	}
>+
>+	private void getterCalled() {
>+		ObservableTracker.getterCalled(this);
>+	}
>+
>+	public Object getElementType() {
>+		return detailProperty.getValueType();
>+	}
>+
>+	public Object get(int index) {
>+		getterCalled();
>+		Object masterElement = masterList.get(index);
>+		return detailProperty.getValue(masterElement);
>+	}
>+
>+	public boolean add(Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean addAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean addAll(int index, Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean contains(Object o) {
>+		getterCalled();
>+
>+		for (Iterator it = masterList.iterator(); it.hasNext();) {
>+			if (Util.equals(detailProperty.getValue(it.next()), o))
>+				return true;
>+		}
>+		return false;
>+	}
>+
>+	public boolean isEmpty() {
>+		getterCalled();
>+		return masterList.isEmpty();
>+	}
>+
>+	public boolean isStale() {
>+		getterCalled();
>+		return masterList.isStale();
>+	}
>+
>+	public Iterator iterator() {
>+		getterCalled();
>+		return new Iterator() {
>+			Iterator it = masterList.iterator();
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				return it.hasNext();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				Object masterElement = it.next();
>+				return detailProperty.getValue(masterElement);
>+			}
>+
>+			public void remove() {
>+				throw new UnsupportedOperationException();
>+			}
>+		};
>+	}
>+
>+	public Object move(int oldIndex, int newIndex) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean remove(Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean removeAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public boolean retainAll(Collection c) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public Object[] toArray() {
>+		getterCalled();
>+		Object[] masterElements = masterList.toArray();
>+		Object[] result = new Object[masterElements.length];
>+		for (int i = 0; i < result.length; i++) {
>+			result[i] = detailProperty.getValue(masterElements[i]);
>+		}
>+		return result;
>+	}
>+
>+	public Object[] toArray(Object[] a) {
>+		getterCalled();
>+		Object[] masterElements = masterList.toArray();
>+		if (a.length < masterElements.length)
>+			a = (Object[]) Array.newInstance(a.getClass().getComponentType(),
>+					masterElements.length);
>+		for (int i = 0; i < masterElements.length; i++) {
>+			a[i] = detailProperty.getValue(masterElements[i]);
>+		}
>+		return a;
>+	}
>+
>+	public void add(int index, Object o) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public void clear() {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public ListIterator listIterator() {
>+		return listIterator(0);
>+	}
>+
>+	public ListIterator listIterator(final int index) {
>+		getterCalled();
>+		return new ListIterator() {
>+			ListIterator it = masterList.listIterator(index);
>+			Object lastMasterElement;
>+			Object lastElement;
>+			boolean haveIterated = false;
>+
>+			public void add(Object arg0) {
>+				throw new UnsupportedOperationException();
>+			}
>+
>+			public boolean hasNext() {
>+				getterCalled();
>+				return it.hasNext();
>+			}
>+
>+			public boolean hasPrevious() {
>+				getterCalled();
>+				return it.hasPrevious();
>+			}
>+
>+			public Object next() {
>+				getterCalled();
>+				lastMasterElement = it.next();
>+				lastElement = detailProperty.getValue(lastMasterElement);
>+				haveIterated = true;
>+				return lastElement;
>+			}
>+
>+			public int nextIndex() {
>+				getterCalled();
>+				return it.nextIndex();
>+			}
>+
>+			public Object previous() {
>+				getterCalled();
>+				lastMasterElement = it.previous();
>+				lastElement = detailProperty.getValue(lastMasterElement);
>+				haveIterated = true;
>+				return lastElement;
>+			}
>+
>+			public int previousIndex() {
>+				getterCalled();
>+				return it.previousIndex();
>+			}
>+
>+			public void remove() {
>+				throw new UnsupportedOperationException();
>+			}
>+
>+			public void set(Object o) {
>+				checkRealm();
>+				if (!haveIterated)
>+					throw new IllegalStateException();
>+
>+				boolean wasUpdating = updating;
>+				updating = true;
>+				try {
>+					detailProperty.setValue(lastElement, o);
>+				} finally {
>+					updating = wasUpdating;
>+				}
>+
>+				notifyIfChanged(lastMasterElement);
>+
>+				lastElement = o;
>+			}
>+		};
>+	}
>+
>+	private void notifyIfChanged(Object masterElement) {
>+		if (cachedValues != null) {
>+			Object oldValue = cachedValues.get(new IdentityWrapper(
>+					masterElement));
>+			Object newValue = detailProperty.getValue(masterElement);
>+			if (!Util.equals(oldValue, newValue)) {
>+				cachedValues.put(new IdentityWrapper(masterElement), newValue);
>+				fireListChange(indicesOf(masterElement), oldValue, newValue);
>+			}
>+		}
>+	}
>+
>+	private int[] indicesOf(Object masterElement) {
>+		List indices = new ArrayList();
>+
>+		for (ListIterator it = ObservableListSimpleValuePropertyObservableList.this.masterList
>+				.listIterator(); it.hasNext();) {
>+			if (masterElement == it.next())
>+				indices.add(new Integer(it.previousIndex()));
>+		}
>+
>+		int[] result = new int[indices.size()];
>+		for (int i = 0; i < result.length; i++) {
>+			result[i] = ((Integer) indices.get(i)).intValue();
>+		}
>+		return result;
>+	}
>+
>+	private void fireListChange(int[] indices, Object oldValue, Object newValue) {
>+		ListDiffEntry[] differences = new ListDiffEntry[indices.length * 2];
>+		for (int i = 0; i < indices.length; i++) {
>+			int index = indices[i];
>+			differences[i * 2] = Diffs.createListDiffEntry(index, false,
>+					oldValue);
>+			differences[i * 2 + 1] = Diffs.createListDiffEntry(index, true,
>+					newValue);
>+		}
>+		fireListChange(Diffs.createListDiff(differences));
>+	}
>+
>+	public Object remove(int index) {
>+		throw new UnsupportedOperationException();
>+	}
>+
>+	public Object set(int index, Object o) {
>+		checkRealm();
>+		Object masterElement = masterList.get(index);
>+		Object oldValue = detailProperty.getValue(masterElement);
>+
>+		boolean wasUpdating = updating;
>+		updating = true;
>+		try {
>+			detailProperty.setValue(masterElement, o);
>+		} finally {
>+			updating = wasUpdating;
>+		}
>+
>+		notifyIfChanged(masterElement);
>+
>+		return oldValue;
>+	}
>+
>+	public Object getObserved() {
>+		return masterList;
>+	}
>+
>+	public IProperty getProperty() {
>+		return detailProperty;
>+	}
>+
>+	public synchronized void dispose() {
>+		if (masterList != null) {
>+			masterList.removeListChangeListener(masterListener);
>+			masterList = null;
>+		}
>+		if (knownMasterElements != null) {
>+			knownMasterElements.clear(); // detaches listeners
>+			knownMasterElements.dispose();
>+			knownMasterElements = null;
>+		}
>+
>+		masterListener = null;
>+		detailListener = null;
>+		detailProperty = null;
>+		cachedValues = null;
>+
>+		super.dispose();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/core/databinding/property/SimplePropertyEvent.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/SimplePropertyEvent.java
>diff -N src/org/eclipse/core/databinding/property/SimplePropertyEvent.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/SimplePropertyEvent.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,76 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 Matthew Hall and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ *     Matthew Hall - initial API and implementation (bug 194734)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.databinding.property;
>+
>+import java.util.EventObject;
>+
>+import org.eclipse.core.databinding.observable.IDiff;
>+import org.eclipse.core.internal.databinding.Util;
>+
>+/**
>+ * Base class for change events in the properties API
>+ * 
>+ * @since 1.2
>+ */
>+public final class SimplePropertyEvent extends EventObject {
>+	private static final long serialVersionUID = 1L;
>+
>+	/**
>+	 * The property that changed
>+	 */
>+	public final IProperty property;
>+
>+	/**
>+	 * A diff object describing the change in state, or null for an unknown
>+	 * change.
>+	 */
>+	public final IDiff diff;
>+
>+	/**
>+	 * Constructs a PropertyChangeEvent with the given attributes
>+	 * 
>+	 * @param source
>+	 *            the property source
>+	 * @param property
>+	 *            the property that changed on the source
>+	 * @param diff
>+	 *            a diff describing the change in state, or null if the change
>+	 *            is unknown.
>+	 */
>+	public SimplePropertyEvent(Object source, IProperty property, IDiff diff) {
>+		super(source);
>+		this.property = property;
>+		this.diff = diff;
>+	}
>+
>+	public boolean equals(Object obj) {
>+		if (obj == this)
>+			return true;
>+		if (obj == null)
>+			return false;
>+		if (getClass() != obj.getClass())
>+			return false;
>+
>+		SimplePropertyEvent that = (SimplePropertyEvent) obj;
>+		return Util.equals(getSource(), that.getSource())
>+				&& Util.equals(this.property, that.property)
>+				&& Util.equals(this.diff, that.diff);
>+	}
>+
>+	public int hashCode() {
>+		int hash = 17;
>+		hash = hash * 37 + getSource().hashCode();
>+		hash = hash * 37 + property.hashCode();
>+		hash = hash * 37 + (diff == null ? 0 : diff.hashCode());
>+		return hash;
>+	}
>+}
>#P org.eclipse.core.databinding.beans
>Index: src/org/eclipse/core/internal/databinding/beans/BeanSetProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/BeanSetProperty.java,v
>retrieving revision 1.1.2.7
>diff -u -r1.1.2.7 BeanSetProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/BeanSetProperty.java	14 Jan 2009 23:51:09 -0000	1.1.2.7
>+++ src/org/eclipse/core/internal/databinding/beans/BeanSetProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -23,8 +23,8 @@
> import org.eclipse.core.databinding.observable.Diffs;
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.set.SimpleSetProperty;
> 
> /**
>@@ -82,15 +82,15 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			final IPropertyChangeListener listener) {
>+			final ISimplePropertyListener listener) {
> 		return new Listener(listener);
> 	}
> 
> 	private class Listener implements INativePropertyListener,
> 			PropertyChangeListener {
>-		private final IPropertyChangeListener listener;
>+		private final ISimplePropertyListener listener;
> 
>-		private Listener(IPropertyChangeListener listener) {
>+		private Listener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
>@@ -104,7 +104,7 @@
> 				diff = null;
> 			}
> 			if (propertyDescriptor.getName().equals(evt.getPropertyName())) {
>-				listener.handlePropertyChange(new PropertyChangeEvent(evt
>+				listener.handlePropertyChange(new SimplePropertyEvent(evt
> 						.getSource(), BeanSetProperty.this, diff));
> 			}
> 		}
>Index: src/org/eclipse/core/internal/databinding/beans/PojoValueProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/PojoValueProperty.java,v
>retrieving revision 1.1.2.5
>diff -u -r1.1.2.5 PojoValueProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/PojoValueProperty.java	6 Jan 2009 06:21:00 -0000	1.1.2.5
>+++ src/org/eclipse/core/internal/databinding/beans/PojoValueProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -15,7 +15,7 @@
> import java.beans.PropertyDescriptor;
> 
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.core.databinding.property.value.SimpleValueProperty;
> 
> /**
>@@ -52,7 +52,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/core/internal/databinding/beans/PojoSetProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/PojoSetProperty.java,v
>retrieving revision 1.1.2.5
>diff -u -r1.1.2.5 PojoSetProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/PojoSetProperty.java	6 Jan 2009 06:21:00 -0000	1.1.2.5
>+++ src/org/eclipse/core/internal/databinding/beans/PojoSetProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -21,7 +21,7 @@
> 
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.core.databinding.property.set.SimpleSetProperty;
> 
> /**
>@@ -79,7 +79,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/core/internal/databinding/beans/BeanListProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/BeanListProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 BeanListProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/BeanListProperty.java	14 Jan 2009 23:51:09 -0000	1.1.2.6
>+++ src/org/eclipse/core/internal/databinding/beans/BeanListProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -22,8 +22,8 @@
> import org.eclipse.core.databinding.observable.Diffs;
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.list.SimpleListProperty;
> 
> /**
>@@ -81,16 +81,16 @@
> 		return propertyValue;
> 	}
> 
>-	protected INativePropertyListener adaptListener(
>-			final IPropertyChangeListener listener) {
>+	public INativePropertyListener adaptListener(
>+			final ISimplePropertyListener listener) {
> 		return new Listener(listener);
> 	}
> 
> 	private class Listener implements INativePropertyListener,
> 			PropertyChangeListener {
>-		private final IPropertyChangeListener listener;
>+		private final ISimplePropertyListener listener;
> 
>-		private Listener(IPropertyChangeListener listener) {
>+		private Listener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
>@@ -105,7 +105,7 @@
> 				} else {
> 					diff = null;
> 				}
>-				listener.handlePropertyChange(new PropertyChangeEvent(evt
>+				listener.handlePropertyChange(new SimplePropertyEvent(evt
> 						.getSource(), BeanListProperty.this, diff));
> 			}
> 		}
>Index: src/org/eclipse/core/internal/databinding/beans/PojoMapProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/PojoMapProperty.java,v
>retrieving revision 1.1.2.5
>diff -u -r1.1.2.5 PojoMapProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/PojoMapProperty.java	6 Jan 2009 06:21:00 -0000	1.1.2.5
>+++ src/org/eclipse/core/internal/databinding/beans/PojoMapProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -18,7 +18,7 @@
> 
> import org.eclipse.core.databinding.observable.map.MapDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.core.databinding.property.map.SimpleMapProperty;
> 
> /**
>@@ -66,7 +66,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/core/internal/databinding/beans/BeanMapProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/BeanMapProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 BeanMapProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/BeanMapProperty.java	14 Jan 2009 23:51:08 -0000	1.1.2.6
>+++ src/org/eclipse/core/internal/databinding/beans/BeanMapProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -20,8 +20,8 @@
> import org.eclipse.core.databinding.observable.Diffs;
> import org.eclipse.core.databinding.observable.map.MapDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.map.SimpleMapProperty;
> 
> /**
>@@ -69,15 +69,15 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			final IPropertyChangeListener listener) {
>+			final ISimplePropertyListener listener) {
> 		return new Listener(listener);
> 	}
> 
> 	private class Listener implements INativePropertyListener,
> 			PropertyChangeListener {
>-		private final IPropertyChangeListener listener;
>+		private final ISimplePropertyListener listener;
> 
>-		private Listener(IPropertyChangeListener listener) {
>+		private Listener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
>@@ -92,7 +92,7 @@
> 				} else {
> 					diff = null;
> 				}
>-				listener.handlePropertyChange(new PropertyChangeEvent(evt
>+				listener.handlePropertyChange(new SimplePropertyEvent(evt
> 						.getSource(), BeanMapProperty.this, diff));
> 			}
> 		}
>Index: src/org/eclipse/core/internal/databinding/beans/PojoListProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/PojoListProperty.java,v
>retrieving revision 1.1.2.5
>diff -u -r1.1.2.5 PojoListProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/PojoListProperty.java	6 Jan 2009 06:21:00 -0000	1.1.2.5
>+++ src/org/eclipse/core/internal/databinding/beans/PojoListProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -20,7 +20,7 @@
> 
> import org.eclipse.core.databinding.observable.list.ListDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
> import org.eclipse.core.databinding.property.list.SimpleListProperty;
> 
> /**
>@@ -79,7 +79,7 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			IPropertyChangeListener listener) {
>+			ISimplePropertyListener listener) {
> 		return null;
> 	}
> 
>Index: src/org/eclipse/core/internal/databinding/beans/BeanValueProperty.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/Attic/BeanValueProperty.java,v
>retrieving revision 1.1.2.6
>diff -u -r1.1.2.6 BeanValueProperty.java
>--- src/org/eclipse/core/internal/databinding/beans/BeanValueProperty.java	14 Jan 2009 23:51:09 -0000	1.1.2.6
>+++ src/org/eclipse/core/internal/databinding/beans/BeanValueProperty.java	17 Jan 2009 00:49:40 -0000
>@@ -18,8 +18,8 @@
> import org.eclipse.core.databinding.observable.Diffs;
> import org.eclipse.core.databinding.observable.value.ValueDiff;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.value.SimpleValueProperty;
> 
> /**
>@@ -54,15 +54,15 @@
> 	}
> 
> 	public INativePropertyListener adaptListener(
>-			final IPropertyChangeListener listener) {
>+			final ISimplePropertyListener listener) {
> 		return new Listener(listener);
> 	}
> 
> 	private class Listener implements INativePropertyListener,
> 			PropertyChangeListener {
>-		private final IPropertyChangeListener listener;
>+		private final ISimplePropertyListener listener;
> 
>-		private Listener(IPropertyChangeListener listener) {
>+		private Listener(ISimplePropertyListener listener) {
> 			this.listener = listener;
> 		}
> 
>@@ -76,7 +76,7 @@
> 				} else {
> 					diff = null;
> 				}
>-				listener.handlePropertyChange(new PropertyChangeEvent(evt
>+				listener.handlePropertyChange(new SimplePropertyEvent(evt
> 						.getSource(), BeanValueProperty.this, diff));
> 			}
> 		}
>#P org.eclipse.jface.examples.databinding
>Index: src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/snippets/Attic/Snippet026AnonymousBeanProperties.java,v
>retrieving revision 1.1.2.2
>diff -u -r1.1.2.2 Snippet026AnonymousBeanProperties.java
>--- src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java	14 Jan 2009 23:51:07 -0000	1.1.2.2
>+++ src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java	17 Jan 2009 00:49:41 -0000
>@@ -26,8 +26,8 @@
> import org.eclipse.core.databinding.observable.set.SetDiff;
> import org.eclipse.core.databinding.observable.value.IObservableValue;
> import org.eclipse.core.databinding.property.INativePropertyListener;
>-import org.eclipse.core.databinding.property.IPropertyChangeListener;
>-import org.eclipse.core.databinding.property.PropertyChangeEvent;
>+import org.eclipse.core.databinding.property.ISimplePropertyListener;
>+import org.eclipse.core.databinding.property.SimplePropertyEvent;
> import org.eclipse.core.databinding.property.set.DelegatingSetProperty;
> import org.eclipse.core.databinding.property.set.ISetProperty;
> import org.eclipse.core.databinding.property.set.SimpleSetProperty;
>@@ -242,21 +242,21 @@
> 			}
> 		}
> 
>-		protected INativePropertyListener adaptListener(
>-				final IPropertyChangeListener listener) {
>+		public INativePropertyListener adaptListener(
>+				final ISimplePropertyListener listener) {
> 			return new Listener(listener);
> 		}
> 
> 		private class Listener implements INativePropertyListener,
> 				PropertyChangeListener {
>-			private final IPropertyChangeListener listener;
>+			private final ISimplePropertyListener listener;
> 
>-			Listener(IPropertyChangeListener listener) {
>+			Listener(ISimplePropertyListener listener) {
> 				this.listener = listener;
> 			}
> 
> 			public void propertyChange(java.beans.PropertyChangeEvent evt) {
>-				listener.handlePropertyChange(new PropertyChangeEvent(evt
>+				listener.handlePropertyChange(new SimplePropertyEvent(evt
> 						.getSource(), ContactGroupContactsProperty.this, null));
> 			}
> 		}

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