Attachment 121020 Details for Bug 194734 – Update

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[patch] Update

clipboard.txt (text/plain), 76.70 KB, created by Matthew Hall

on 2008-12-21 01:29:27 EST

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Creator: Matthew Hall

Created: 2008-12-21 01:29:27 EST

Size: 76.70 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.core.databinding.beans
>Index: src/org/eclipse/core/databinding/beans/PojoProperties.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/databinding/beans/Attic/PojoProperties.java,v
>retrieving revision 1.1.2.1
>diff -u -r1.1.2.1 PojoProperties.java
>--- src/org/eclipse/core/databinding/beans/PojoProperties.java	17 Dec 2008 18:40:07 -0000	1.1.2.1
>+++ src/org/eclipse/core/databinding/beans/PojoProperties.java	21 Dec 2008 06:26:08 -0000
>@@ -13,11 +13,15 @@
> 
> import java.beans.PropertyChangeEvent;
> 
>-import org.eclipse.core.databinding.property.list.IListProperty;
>-import org.eclipse.core.databinding.property.map.IMapProperty;
>-import org.eclipse.core.databinding.property.set.ISetProperty;
>-import org.eclipse.core.databinding.property.value.IValueProperty;
>+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;
> import org.eclipse.core.internal.databinding.beans.BeanPropertyHelper;
>+import org.eclipse.core.internal.databinding.beans.AnonymousPojoListProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousPojoMapProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousPojoSetProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousPojoValueProperty;
> import org.eclipse.core.internal.databinding.beans.PojoListProperty;
> import org.eclipse.core.internal.databinding.beans.PojoMapProperty;
> import org.eclipse.core.internal.databinding.beans.PojoSetProperty;
>@@ -33,6 +37,36 @@
>  */
> public class PojoProperties {
> 	/**
>+	 * Returns a value property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains null.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a value property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleValueProperty value(String propertyName) {
>+		return value(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a value property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains null.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param valueType
>+	 *            the value type of the returned value property
>+	 * @return a value property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleValueProperty value(String propertyName, Class valueType) {
>+		return new AnonymousPojoValueProperty(propertyName, valueType);
>+	}
>+
>+	/**
> 	 * Returns a value property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -43,7 +77,7 @@
> 	 * @return a value property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IValueProperty value(Class beanClass, String propertyName) {
>+	public static SimpleValueProperty value(Class beanClass, String propertyName) {
> 		return value(beanClass, propertyName, null);
> 	}
> 
>@@ -60,13 +94,43 @@
> 	 * @return a value property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IValueProperty value(Class beanClass, String propertyName,
>+	public static SimpleValueProperty value(Class beanClass, String propertyName,
> 			Class valueType) {
> 		return new PojoValueProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), valueType);
> 	}
> 
> 	/**
>+	 * Returns a set property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty set.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a set property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleSetProperty set(String propertyName) {
>+		return set(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a set property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty set.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param elementType
>+	 *            the element type of the returned set property
>+	 * @return a set property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleSetProperty set(String propertyName, Class elementType) {
>+		return new AnonymousPojoSetProperty(propertyName, elementType);
>+	}
>+
>+	/**
> 	 * Returns a set property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -77,7 +141,7 @@
> 	 * @return a set property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static ISetProperty set(Class beanClass, String propertyName) {
>+	public static SimpleSetProperty set(Class beanClass, String propertyName) {
> 		return set(beanClass, propertyName, null);
> 	}
> 
>@@ -94,13 +158,43 @@
> 	 * @return a set property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static ISetProperty set(Class beanClass, String propertyName,
>+	public static SimpleSetProperty set(Class beanClass, String propertyName,
> 			Class elementType) {
> 		return new PojoSetProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), elementType);
> 	}
> 
> 	/**
>+	 * Returns a list property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty list.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a list property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleListProperty list(String propertyName) {
>+		return list(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a list property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty list.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param elementType
>+	 *            the element type of the returned list property
>+	 * @return a list property for the given property name of the given bean
>+	 *         class.
>+	 */
>+	public static SimpleListProperty list(String propertyName, Class elementType) {
>+		return new AnonymousPojoListProperty(propertyName, elementType);
>+	}
>+
>+	/**
> 	 * Returns a list property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -111,7 +205,7 @@
> 	 * @return a list property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IListProperty list(Class beanClass, String propertyName) {
>+	public static SimpleListProperty list(Class beanClass, String propertyName) {
> 		return list(beanClass, propertyName, null);
> 	}
> 
>@@ -128,13 +222,61 @@
> 	 * @return a list property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IListProperty list(Class beanClass, String propertyName,
>+	public static SimpleListProperty list(Class beanClass, String propertyName,
> 			Class elementType) {
> 		return new PojoListProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), elementType);
> 	}
> 
> 	/**
>+	 * Returns a map property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty map.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a map property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(String propertyName) {
>+		return map(propertyName, null, null);
>+	}
>+
>+	/**
>+	 * Returns a map property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty map.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param keyType
>+	 *            the key type for the returned map property
>+	 * @param valueType
>+	 *            the value type for the returned map property
>+	 * @return a map property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(String propertyName, Class keyType,
>+			Class valueType) {
>+		return new AnonymousPojoMapProperty(propertyName, keyType, valueType);
>+	}
>+
>+	/**
>+	 * Returns a map property for the given property name of the given bean
>+	 * class.
>+	 * 
>+	 * @param beanClass
>+	 *            the bean class
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a map property for the given property name of the given bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(Class beanClass, String propertyName) {
>+		return map(beanClass, propertyName, null, null);
>+	}
>+
>+	/**
> 	 * Returns a map property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -149,7 +291,7 @@
> 	 * @return a map property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IMapProperty map(Class beanClass, String propertyName,
>+	public static SimpleMapProperty map(Class beanClass, String propertyName,
> 			Class keyType, Class valueType) {
> 		return new PojoMapProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), keyType, valueType);
>Index: src/org/eclipse/core/databinding/beans/BeansObservables.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/databinding/beans/BeansObservables.java,v
>retrieving revision 1.22.2.1
>diff -u -r1.22.2.1 BeansObservables.java
>--- src/org/eclipse/core/databinding/beans/BeansObservables.java	17 Dec 2008 18:40:07 -0000	1.22.2.1
>+++ src/org/eclipse/core/databinding/beans/BeansObservables.java	21 Dec 2008 06:26:08 -0000
>@@ -92,8 +92,27 @@
> 	}
> 
> 	/**
>-	 * Returns an observable map in the default realm tracking the current
>-	 * values of the named property for the beans in the given set.
>+	 * Returns an observable map in the given observable set's realm tracking
>+	 * the current values of the named property for the beans in the given set.
>+	 * Elements in the set which do not have the named property will have null
>+	 * values, and attempts to {@link IObservableMap#put(Object, Object) put}
>+	 * values to these elements will be ignored.
>+	 * 
>+	 * @param domain
>+	 *            the set of bean objects
>+	 * @param propertyName
>+	 *            the name of the property
>+	 * @return an observable map tracking the current values of the named
>+	 *         property for the beans in the given domain set
>+	 */
>+	public static IObservableMap observeMap(IObservableSet domain,
>+			String propertyName) {
>+		return BeanProperties.value(propertyName).observeDetailValues(domain);
>+	}
>+
>+	/**
>+	 * Returns an observable map in the given observable set's realm tracking
>+	 * the current values of the named property for the beans in the given set.
> 	 * 
> 	 * @param domain
> 	 *            the set of bean objects
>@@ -204,8 +223,33 @@
> 	}
> 
> 	/**
>-	 * Returns an array of observable maps in the default realm tracking the
>-	 * current values of the named propertys for the beans in the given set.
>+	 * Returns an array of observable maps in the given observable set's realm
>+	 * tracking the current values of the named properties for the beans in the
>+	 * given set. Elements in the set which do not have the named property will
>+	 * have null values, and attempts to
>+	 * {@link IObservableMap#put(Object, Object) put} values to these elements
>+	 * will be ignored.
>+	 * 
>+	 * @param domain
>+	 *            the set of objects
>+	 * @param propertyNames
>+	 *            the array of property names
>+	 * @return an array of observable maps tracking the current values of the
>+	 *         named propertys for the beans in the given domain set
>+	 */
>+	public static IObservableMap[] observeMaps(IObservableSet domain,
>+			String[] propertyNames) {
>+		IObservableMap[] result = new IObservableMap[propertyNames.length];
>+		for (int i = 0; i < propertyNames.length; i++) {
>+			result[i] = observeMap(domain, propertyNames[i]);
>+		}
>+		return result;
>+	}
>+
>+	/**
>+	 * Returns an array of observable maps in the given observable set's realm
>+	 * tracking the current values of the named properties for the beans in the
>+	 * given set.
> 	 * 
> 	 * @param domain
> 	 *            the set of objects
>Index: src/org/eclipse/core/databinding/beans/BeanProperties.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/databinding/beans/Attic/BeanProperties.java,v
>retrieving revision 1.1.2.1
>diff -u -r1.1.2.1 BeanProperties.java
>--- src/org/eclipse/core/databinding/beans/BeanProperties.java	17 Dec 2008 18:40:07 -0000	1.1.2.1
>+++ src/org/eclipse/core/databinding/beans/BeanProperties.java	21 Dec 2008 06:26:08 -0000
>@@ -7,14 +7,19 @@
>  *
>  * Contributors:
>  *     Matthew Hall - initial API and implementation (bug 194734)
>+ *     Matthew Hall - bug 247997
>  ******************************************************************************/
> 
> package org.eclipse.core.databinding.beans;
> 
>-import org.eclipse.core.databinding.property.list.IListProperty;
>-import org.eclipse.core.databinding.property.map.IMapProperty;
>-import org.eclipse.core.databinding.property.set.ISetProperty;
>-import org.eclipse.core.databinding.property.value.IValueProperty;
>+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;
>+import org.eclipse.core.internal.databinding.beans.AnonymousBeanListProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousBeanMapProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousBeanSetProperty;
>+import org.eclipse.core.internal.databinding.beans.AnonymousBeanValueProperty;
> import org.eclipse.core.internal.databinding.beans.BeanListProperty;
> import org.eclipse.core.internal.databinding.beans.BeanMapProperty;
> import org.eclipse.core.internal.databinding.beans.BeanPropertyHelper;
>@@ -30,6 +35,36 @@
>  */
> public class BeanProperties {
> 	/**
>+	 * Returns a value property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains null.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a value property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleValueProperty value(String propertyName) {
>+		return value(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a value property for the given property name of an arbitrary bean
>+	 * class. Objects lacking the named property are treated the same as if the
>+	 * property always contains null.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param valueType
>+	 *            the value type of the returned value property
>+	 * @return a value property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleValueProperty value(String propertyName, Class valueType) {
>+		return new AnonymousBeanValueProperty(propertyName, valueType);
>+	}
>+
>+	/**
> 	 * Returns a value property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -40,7 +75,7 @@
> 	 * @return a value property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IValueProperty value(Class beanClass, String propertyName) {
>+	public static SimpleValueProperty value(Class beanClass, String propertyName) {
> 		return value(beanClass, propertyName, null);
> 	}
> 
>@@ -57,13 +92,43 @@
> 	 * @return a value property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IValueProperty value(Class beanClass, String propertyName,
>+	public static SimpleValueProperty value(Class beanClass, String propertyName,
> 			Class valueType) {
> 		return new BeanValueProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), valueType);
> 	}
> 
> 	/**
>+	 * Returns a set property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty set.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a set property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleSetProperty set(String propertyName) {
>+		return set(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a set property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty set.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param elementType
>+	 *            the element type of the returned set property
>+	 * @return a set property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleSetProperty set(String propertyName, Class elementType) {
>+		return new AnonymousBeanSetProperty(propertyName, elementType);
>+	}
>+
>+	/**
> 	 * Returns a set property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -74,7 +139,7 @@
> 	 * @return a set property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static ISetProperty set(Class beanClass, String propertyName) {
>+	public static SimpleSetProperty set(Class beanClass, String propertyName) {
> 		return set(beanClass, propertyName, null);
> 	}
> 
>@@ -91,13 +156,43 @@
> 	 * @return a set property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static ISetProperty set(Class beanClass, String propertyName,
>+	public static SimpleSetProperty set(Class beanClass, String propertyName,
> 			Class elementType) {
> 		return new BeanSetProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), elementType);
> 	}
> 
> 	/**
>+	 * Returns a list property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty list.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a list property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleListProperty list(String propertyName) {
>+		return list(propertyName, null);
>+	}
>+
>+	/**
>+	 * Returns a list property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty list.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param elementType
>+	 *            the element type of the returned list property
>+	 * @return a list property for the given property name of the given bean
>+	 *         class.
>+	 */
>+	public static SimpleListProperty list(String propertyName, Class elementType) {
>+		return new AnonymousBeanListProperty(propertyName, elementType);
>+	}
>+
>+	/**
> 	 * Returns a list property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -108,7 +203,7 @@
> 	 * @return a list property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IListProperty list(Class beanClass, String propertyName) {
>+	public static SimpleListProperty list(Class beanClass, String propertyName) {
> 		return list(beanClass, propertyName, null);
> 	}
> 
>@@ -125,13 +220,61 @@
> 	 * @return a list property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IListProperty list(Class beanClass, String propertyName,
>+	public static SimpleListProperty list(Class beanClass, String propertyName,
> 			Class elementType) {
> 		return new BeanListProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), elementType);
> 	}
> 
> 	/**
>+	 * Returns a map property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty map.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a map property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(String propertyName) {
>+		return map(propertyName, null, null);
>+	}
>+
>+	/**
>+	 * Returns a map property for the given property name of an arbitrary bean
>+	 * class.  Objects lacking the named property are treated the same as if the
>+	 * property always contains an empty map.
>+	 * 
>+	 * @param propertyName
>+	 *            the property name
>+	 * @param keyType
>+	 *            the key type for the returned map property
>+	 * @param valueType
>+	 *            the value type for the returned map property
>+	 * @return a map property for the given property name of an arbitrary bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(String propertyName, Class keyType,
>+			Class valueType) {
>+		return new AnonymousBeanMapProperty(propertyName, keyType, valueType);
>+	}
>+
>+	/**
>+	 * Returns a map property for the given property name of the given bean
>+	 * class.
>+	 * 
>+	 * @param beanClass
>+	 *            the bean class
>+	 * @param propertyName
>+	 *            the property name
>+	 * @return a map property for the given property name of the given bean
>+	 *         class.
>+	 */
>+	public static SimpleMapProperty map(Class beanClass, String propertyName) {
>+		return map(beanClass, propertyName, null, null);
>+	}
>+
>+	/**
> 	 * Returns a map property for the given property name of the given bean
> 	 * class.
> 	 * 
>@@ -146,7 +289,7 @@
> 	 * @return a map property for the given property name of the given bean
> 	 *         class.
> 	 */
>-	public static IMapProperty map(Class beanClass, String propertyName,
>+	public static SimpleMapProperty map(Class beanClass, String propertyName,
> 			Class keyType, Class valueType) {
> 		return new BeanMapProperty(BeanPropertyHelper.getPropertyDescriptor(
> 				beanClass, propertyName), keyType, valueType);
>Index: src/org/eclipse/core/databinding/beans/PojoObservables.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/databinding/beans/PojoObservables.java,v
>retrieving revision 1.9.2.1
>diff -u -r1.9.2.1 PojoObservables.java
>--- src/org/eclipse/core/databinding/beans/PojoObservables.java	17 Dec 2008 18:40:07 -0000	1.9.2.1
>+++ src/org/eclipse/core/databinding/beans/PojoObservables.java	21 Dec 2008 06:26:08 -0000
>@@ -82,8 +82,27 @@
> 	}
> 
> 	/**
>-	 * Returns an observable map in the default realm tracking the current
>-	 * values of the named property for the pojos in the given set.
>+	 * Returns an observable map in the given observable set's realm tracking
>+	 * the current values of the named property for the beans in the given set.
>+	 * Elements in the set which do not have the named property will have null
>+	 * values, and attempts to {@link IObservableMap#put(Object, Object) put}
>+	 * values to these elements will be ignored.
>+	 * 
>+	 * @param domain
>+	 *            the set of bean objects
>+	 * @param propertyName
>+	 *            the name of the property
>+	 * @return an observable map tracking the current values of the named
>+	 *         property for the beans in the given domain set
>+	 */
>+	public static IObservableMap observeMap(IObservableSet domain,
>+			String propertyName) {
>+		return PojoProperties.value(propertyName).observeDetailValues(domain);
>+	}
>+
>+	/**
>+	 * Returns an observable map in the given observable set's realm tracking
>+	 * the current values of the named property for the pojos in the given set.
> 	 * 
> 	 * @param domain
> 	 *            the set of pojo objects
>@@ -105,8 +124,33 @@
> 	}
> 
> 	/**
>-	 * Returns an array of observable maps in the default realm tracking the
>-	 * current values of the named propertys for the pojos in the given set.
>+	 * Returns an array of observable maps in the given observable set's realm
>+	 * tracking the current values of the named properties for the beans in the
>+	 * given set. Elements in the set which do not have the named property will
>+	 * have null values, and attempts to
>+	 * {@link IObservableMap#put(Object, Object) put} values to these elements
>+	 * will be ignored.
>+	 * 
>+	 * @param domain
>+	 *            the set of objects
>+	 * @param propertyNames
>+	 *            the array of property names
>+	 * @return an array of observable maps tracking the current values of the
>+	 *         named propertys for the beans in the given domain set
>+	 */
>+	public static IObservableMap[] observeMaps(IObservableSet domain,
>+			String[] propertyNames) {
>+		IObservableMap[] result = new IObservableMap[propertyNames.length];
>+		for (int i = 0; i < propertyNames.length; i++) {
>+			result[i] = observeMap(domain, propertyNames[i]);
>+		}
>+		return result;
>+	}
>+
>+	/**
>+	 * Returns an array of observable maps in the given observable set's realm
>+	 * tracking the current values of the named propertys for the pojos in the
>+	 * given set.
> 	 * 
> 	 * @param domain
> 	 *            the set of objects
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanListProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanListProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousBeanListProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousBeanListProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,69 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.BeanProperties;
>+import org.eclipse.core.databinding.property.list.DelegatingListProperty;
>+import org.eclipse.core.databinding.property.list.SimpleListProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousBeanListProperty extends DelegatingListProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param elementType
>+	 */
>+	public AnonymousBeanListProperty(String propertyName, Class elementType) {
>+		super(elementType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleListProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (BeanListProperty) delegates.get(beanClass);
>+
>+		BeanListProperty delegate;
>+		try {
>+			delegate = (BeanListProperty) BeanProperties.list(beanClass,
>+					propertyName, (Class) getElementType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic Bean}}." + propertyName + "[]"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class elementType = (Class) getElementType();
>+		if (elementType != null)
>+			s += " <" + elementType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoSetProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoSetProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousPojoSetProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousPojoSetProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,69 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.PojoProperties;
>+import org.eclipse.core.databinding.property.set.DelegatingSetProperty;
>+import org.eclipse.core.databinding.property.set.SimpleSetProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousPojoSetProperty extends DelegatingSetProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param elementType
>+	 */
>+	public AnonymousPojoSetProperty(String propertyName, Class elementType) {
>+		super(elementType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleSetProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (PojoSetProperty) delegates.get(beanClass);
>+
>+		PojoSetProperty delegate;
>+		try {
>+			delegate = (PojoSetProperty) PojoProperties.set(beanClass,
>+					propertyName, (Class) getElementType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic POJO}}." + propertyName + "{}"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class elementType = (Class) getElementType();
>+		if (elementType != null)
>+			s += " <" + elementType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanValueProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanValueProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousBeanValueProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousBeanValueProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,69 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.BeanProperties;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+import org.eclipse.core.databinding.property.value.SimpleValueProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousBeanValueProperty extends DelegatingValueProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param valueType
>+	 */
>+	public AnonymousBeanValueProperty(String propertyName, Class valueType) {
>+		super(valueType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleValueProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (BeanValueProperty) delegates.get(beanClass);
>+
>+		BeanValueProperty delegate;
>+		try {
>+			delegate = (BeanValueProperty) BeanProperties.value(beanClass,
>+					propertyName, (Class) getValueType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic Bean}}." + propertyName; //$NON-NLS-1$
>+
>+		Class valueType = (Class) getValueType();
>+		if (valueType != null)
>+			s += " <" + valueType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanMapProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanMapProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousBeanMapProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousBeanMapProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,73 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.BeanProperties;
>+import org.eclipse.core.databinding.property.map.DelegatingMapProperty;
>+import org.eclipse.core.databinding.property.map.SimpleMapProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousBeanMapProperty extends DelegatingMapProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param keyType
>+	 * @param valueType
>+	 */
>+	public AnonymousBeanMapProperty(String propertyName, Class keyType,
>+			Class valueType) {
>+		super(keyType, valueType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleMapProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (BeanMapProperty) delegates.get(beanClass);
>+
>+		BeanMapProperty delegate;
>+		try {
>+			delegate = (BeanMapProperty) BeanProperties.map(beanClass,
>+					propertyName, (Class) getKeyType(), (Class) getValueType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic Bean}}." + propertyName + "{:}"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class keyType = (Class) getKeyType();
>+		Class valueType = (Class) getValueType();
>+		if (keyType != null || valueType != null) {
>+			s += " <" + keyType + ", " + valueType + ">"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
>+		}
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoMapProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoMapProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousPojoMapProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousPojoMapProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,73 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.PojoProperties;
>+import org.eclipse.core.databinding.property.map.DelegatingMapProperty;
>+import org.eclipse.core.databinding.property.map.SimpleMapProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousPojoMapProperty extends DelegatingMapProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param keyType
>+	 * @param valueType
>+	 */
>+	public AnonymousPojoMapProperty(String propertyName, Class keyType,
>+			Class valueType) {
>+		super(keyType, valueType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleMapProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (PojoMapProperty) delegates.get(beanClass);
>+
>+		PojoMapProperty delegate;
>+		try {
>+			delegate = (PojoMapProperty) PojoProperties.map(beanClass,
>+					propertyName, (Class) getKeyType(), (Class) getValueType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic POJO}}." + propertyName + "{:}"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class keyType = (Class) getKeyType();
>+		Class valueType = (Class) getValueType();
>+		if (keyType != null || valueType != null) {
>+			s += " <" + keyType + ", " + valueType + ">"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
>+		}
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoValueProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoValueProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousPojoValueProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousPojoValueProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,67 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.PojoProperties;
>+import org.eclipse.core.databinding.property.value.DelegatingValueProperty;
>+import org.eclipse.core.databinding.property.value.SimpleValueProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousPojoValueProperty extends DelegatingValueProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param valueType
>+	 */
>+	public AnonymousPojoValueProperty(String propertyName, Class valueType) {
>+		super(valueType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleValueProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class pojoClass = source.getClass();
>+		if (delegates.containsKey(pojoClass))
>+			return (PojoValueProperty) delegates.get(pojoClass);
>+
>+		PojoValueProperty delegate;
>+		try {
>+			delegate = (PojoValueProperty) PojoProperties.value(pojoClass,
>+					propertyName, (Class) getValueType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(pojoClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic POJO}}." + propertyName; //$NON-NLS-1$
>+		Class valueType = (Class) getValueType();
>+		if (valueType != null)
>+			s += " <" + valueType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoListProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousPojoListProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousPojoListProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousPojoListProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,69 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.PojoProperties;
>+import org.eclipse.core.databinding.property.list.DelegatingListProperty;
>+import org.eclipse.core.databinding.property.list.SimpleListProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousPojoListProperty extends DelegatingListProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param elementType
>+	 */
>+	public AnonymousPojoListProperty(String propertyName, Class elementType) {
>+		super(elementType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleListProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (PojoListProperty) delegates.get(beanClass);
>+
>+		PojoListProperty delegate;
>+		try {
>+			delegate = (PojoListProperty) PojoProperties.list(beanClass,
>+					propertyName, (Class) getElementType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic POJO}}." + propertyName + "[]"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class elementType = (Class) getElementType();
>+		if (elementType != null)
>+			s += " <" + elementType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		return s;
>+	}
>+}
>Index: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanSetProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/internal/databinding/beans/AnonymousBeanSetProperty.java
>diff -N src/org/eclipse/core/internal/databinding/beans/AnonymousBeanSetProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/internal/databinding/beans/AnonymousBeanSetProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,69 @@
>+/*******************************************************************************
>+ * 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 247997)
>+ ******************************************************************************/
>+
>+package org.eclipse.core.internal.databinding.beans;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.BindingException;
>+import org.eclipse.core.databinding.beans.BeanProperties;
>+import org.eclipse.core.databinding.property.set.DelegatingSetProperty;
>+import org.eclipse.core.databinding.property.set.SimpleSetProperty;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class AnonymousBeanSetProperty extends DelegatingSetProperty {
>+	private final String propertyName;
>+
>+	private Map delegates;
>+
>+	/**
>+	 * @param propertyName
>+	 * @param elementType
>+	 */
>+	public AnonymousBeanSetProperty(String propertyName, Class elementType) {
>+		super(elementType);
>+		this.propertyName = propertyName;
>+		this.delegates = new HashMap();
>+	}
>+
>+	protected SimpleSetProperty getDelegate(Object source) {
>+		if (source == null)
>+			return null;
>+
>+		Class beanClass = source.getClass();
>+		if (delegates.containsKey(beanClass))
>+			return (BeanSetProperty) delegates.get(beanClass);
>+
>+		BeanSetProperty delegate;
>+		try {
>+			delegate = (BeanSetProperty) BeanProperties.set(beanClass,
>+					propertyName, (Class) getElementType());
>+		} catch (BindingException noSuchProperty) {
>+			delegate = null;
>+		}
>+		delegates.put(beanClass, delegate);
>+		return delegate;
>+	}
>+
>+	public String toString() {
>+		String s = "{{Generic Bean}}." + propertyName + "{}"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		Class elementType = (Class) getElementType();
>+		if (elementType != null)
>+			s += " <" + elementType.getName() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
>+
>+		return s;
>+	}
>+}
>#P org.eclipse.jface.examples.databinding
>Index: src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java
>===================================================================
>RCS file: src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java
>diff -N src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/examples/databinding/snippets/Snippet026AnonymousBeanProperties.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,373 @@
>+/*******************************************************************************
>+ * Copyright (c) 2008 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.jface.examples.databinding.snippets;
>+
>+import java.beans.PropertyChangeEvent;
>+import java.beans.PropertyChangeListener;
>+import java.beans.PropertyChangeSupport;
>+import java.util.Collections;
>+import java.util.Iterator;
>+import java.util.Set;
>+import java.util.TreeSet;
>+
>+import org.eclipse.core.databinding.beans.BeanProperties;
>+import org.eclipse.core.databinding.observable.Diffs;
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.map.IObservableMap;
>+import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
>+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.set.DelegatingSetProperty;
>+import org.eclipse.core.databinding.property.set.ISetPropertyChangeListener;
>+import org.eclipse.core.databinding.property.set.SetPropertyChangeEvent;
>+import org.eclipse.core.databinding.property.set.SimpleSetProperty;
>+import org.eclipse.jface.databinding.swt.SWTObservables;
>+import org.eclipse.jface.databinding.viewers.ObservableMapLabelProvider;
>+import org.eclipse.jface.databinding.viewers.ObservableSetTreeContentProvider;
>+import org.eclipse.jface.viewers.TreeViewer;
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.layout.GridData;
>+import org.eclipse.swt.layout.GridLayout;
>+import org.eclipse.swt.widgets.Display;
>+import org.eclipse.swt.widgets.Shell;
>+import org.eclipse.swt.widgets.Tree;
>+import org.eclipse.swt.widgets.TreeColumn;
>+
>+/**
>+ * @since 3.2
>+ * 
>+ */
>+public class Snippet026AnonymousBeanProperties {
>+	private TreeViewer viewer;
>+
>+	public static void main(String[] args) {
>+		Display display = new Display();
>+		Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() {
>+			public void run() {
>+				try {
>+					Snippet026AnonymousBeanProperties window = new Snippet026AnonymousBeanProperties();
>+					window.open();
>+				} catch (Exception e) {
>+					e.printStackTrace();
>+				}
>+			}
>+		});
>+	}
>+
>+	private ApplicationModel model;
>+	private Shell shell;
>+	private Tree tree;
>+
>+	// Minimal JavaBeans support
>+	public static abstract class AbstractModelObject {
>+		private PropertyChangeSupport propertyChangeSupport = new PropertyChangeSupport(
>+				this);
>+
>+		public void addPropertyChangeListener(PropertyChangeListener listener) {
>+			propertyChangeSupport.addPropertyChangeListener(listener);
>+		}
>+
>+		public void addPropertyChangeListener(String propertyName,
>+				PropertyChangeListener listener) {
>+			propertyChangeSupport.addPropertyChangeListener(propertyName,
>+					listener);
>+		}
>+
>+		public void removePropertyChangeListener(PropertyChangeListener listener) {
>+			propertyChangeSupport.removePropertyChangeListener(listener);
>+		}
>+
>+		public void removePropertyChangeListener(String propertyName,
>+				PropertyChangeListener listener) {
>+			propertyChangeSupport.removePropertyChangeListener(propertyName,
>+					listener);
>+		}
>+
>+		protected void firePropertyChange(String propertyName, Object oldValue,
>+				Object newValue) {
>+			propertyChangeSupport.firePropertyChange(propertyName, oldValue,
>+					newValue);
>+		}
>+	}
>+
>+	public static class ContactGroup extends AbstractModelObject implements
>+			Comparable {
>+		private String name;
>+		private Set contacts = new TreeSet();
>+
>+		ContactGroup(String name) {
>+			this.name = checkNull(name);
>+		}
>+
>+		private String checkNull(String string) {
>+			if (string == null)
>+				throw new NullPointerException();
>+			return string;
>+		}
>+
>+		public String getName() {
>+			return name;
>+		}
>+
>+		public void setName(String name) {
>+			firePropertyChange("name", this.name, this.name = checkNull(name));
>+		}
>+
>+		public Set getContacts() {
>+			return new TreeSet(contacts);
>+		}
>+
>+		public void addContact(Contact contact) {
>+			Set oldValue = getContacts();
>+			contacts.add(contact);
>+			Set newValue = getContacts();
>+			firePropertyChange("contacts", oldValue, newValue);
>+		}
>+
>+		public void removeContact(Contact contact) {
>+			Set oldValue = getContacts();
>+			contacts.remove(contact);
>+			Set newValue = getContacts();
>+			firePropertyChange("contacts", oldValue, newValue);
>+		}
>+
>+		public int compareTo(Object o) {
>+			ContactGroup that = (ContactGroup) o;
>+			return this.name.compareTo(that.name);
>+		}
>+	}
>+
>+	public static class Contact extends AbstractModelObject implements
>+			Comparable {
>+		private String name;
>+		private String status;
>+
>+		private String checkNull(String string) {
>+			if (string == null)
>+				throw new NullPointerException();
>+			return string;
>+		}
>+
>+		public Contact(String name, String status) {
>+			this.name = checkNull(name);
>+			this.status = checkNull(status);
>+		}
>+
>+		public String getName() {
>+			return name;
>+		}
>+
>+		public void setName(String name) {
>+			firePropertyChange("name", this.name, this.name = checkNull(name));
>+		}
>+
>+		public String getStatus() {
>+			return status;
>+		}
>+
>+		public void setStatus(String status) {
>+			firePropertyChange("status", this.status,
>+					this.status = checkNull(status));
>+		}
>+
>+		public int compareTo(Object o) {
>+			Contact that = (Contact) o;
>+			int result = this.name.compareTo(that.name);
>+			if (result == 0)
>+				result = this.status.compareTo(that.status);
>+			return result;
>+		}
>+	}
>+
>+	public static class ApplicationModel extends AbstractModelObject {
>+		private Set groups = new TreeSet();
>+
>+		public Set getGroups() {
>+			return new TreeSet(groups);
>+		}
>+
>+		public void setGroups(Set groups) {
>+			Set oldValue = getGroups();
>+			this.groups = new TreeSet(groups);
>+			Set newValue = getGroups();
>+			firePropertyChange("groups", oldValue, newValue);
>+		}
>+	}
>+
>+	/**
>+	 * List property for the "contacts" property of a ContactGroup. Since
>+	 * ContactGroup does not have a setContacts() method we have to write our
>+	 * own property to apply list changes incrementally through the addContact
>+	 * and removeContact methods.
>+	 */
>+	public static class ContactGroupContactsProperty extends SimpleSetProperty {
>+		protected Object getElementType() {
>+			return Contact.class;
>+		}
>+
>+		protected Set doGetSet(Object source) {
>+			if (source == null)
>+				return Collections.EMPTY_SET;
>+			return ((ContactGroup) source).getContacts();
>+		}
>+
>+		protected boolean setSet(Object source, Set set, SetDiff diff) {
>+			if (source == null)
>+				return false;
>+			ContactGroup group = (ContactGroup) source;
>+			for (Iterator it = diff.getRemovals().iterator(); it.hasNext();) {
>+				Contact contact = (Contact) it.next();
>+				group.removeContact(contact);
>+			}
>+			for (Iterator it = diff.getAdditions().iterator(); it.hasNext();) {
>+				Contact contact = (Contact) it.next();
>+				group.addContact(contact);
>+			}
>+			return true;
>+		}
>+
>+		protected INativePropertyListener adaptListener(
>+				final ISetPropertyChangeListener listener) {
>+			return new Listener(listener);
>+		}
>+
>+		private class Listener implements INativePropertyListener,
>+				PropertyChangeListener {
>+			private final ISetPropertyChangeListener listener;
>+
>+			Listener(ISetPropertyChangeListener listener) {
>+				this.listener = listener;
>+			}
>+
>+			public void propertyChange(PropertyChangeEvent evt) {
>+				Object source = evt.getSource();
>+				SimpleSetProperty property = ContactGroupContactsProperty.this;
>+				SetDiff diff = Diffs.computeSetDiff((Set) evt.getOldValue(),
>+						(Set) evt.getNewValue());
>+				listener.handleSetPropertyChange(new SetPropertyChangeEvent(
>+						source, property, diff));
>+			}
>+		}
>+
>+		protected void addListener(Object source,
>+				INativePropertyListener listener) {
>+			if (source != null) {
>+				((ContactGroup) source).addPropertyChangeListener("contacts",
>+						(Listener) listener);
>+			}
>+		}
>+
>+		protected void removeListener(Object source,
>+				INativePropertyListener listener) {
>+			if (source != null) {
>+				((ContactGroup) source).removePropertyChangeListener(
>+						"contacts", (Listener) listener);
>+			}
>+		}
>+	}
>+
>+	public void open() {
>+		model = createDefaultModel();
>+
>+		final Display display = Display.getDefault();
>+		createContents();
>+		bindUI();
>+		shell.open();
>+		shell.layout();
>+		while (!shell.isDisposed()) {
>+			if (!display.readAndDispatch())
>+				display.sleep();
>+		}
>+	}
>+
>+	/**
>+	 * @return
>+	 */
>+	private ApplicationModel createDefaultModel() {
>+		ContactGroup swtGroup = new ContactGroup("SWT");
>+		swtGroup.addContact(new Contact("Steve Northover", "Busy"));
>+		swtGroup.addContact(new Contact("Grant Gayed", "Online"));
>+		swtGroup.addContact(new Contact("Veronika Irvine", "Offline"));
>+		swtGroup.addContact(new Contact("Mike Wilson", "Online"));
>+		swtGroup.addContact(new Contact("Christophe Cornu", "Idle"));
>+		swtGroup.addContact(new Contact("Lynne Kues", "Online"));
>+		swtGroup.addContact(new Contact("Silenio Quarti", "Idle"));
>+
>+		ContactGroup jdbGroup = new ContactGroup("JFace Data Binding");
>+		jdbGroup.addContact(new Contact("Boris Bokowski", "Online"));
>+		jdbGroup.addContact(new Contact("Matthew Hall", "Idle"));
>+
>+		Set groups = new TreeSet();
>+		groups.add(swtGroup);
>+		groups.add(jdbGroup);
>+		ApplicationModel model = new ApplicationModel();
>+		model.setGroups(groups);
>+
>+		return model;
>+	}
>+
>+	/**
>+	 * Create contents of the window
>+	 */
>+	protected void createContents() {
>+		shell = new Shell();
>+		shell.setSize(379, 393);
>+		shell.setText("Snippet026AnonymousBeanProperties");
>+		shell.setLayout(new GridLayout());
>+
>+		viewer = new TreeViewer(shell, SWT.BORDER);
>+		tree = viewer.getTree();
>+		tree.setHeaderVisible(true);
>+		tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
>+
>+		final TreeColumn nameColumn = new TreeColumn(tree, SWT.NONE);
>+		nameColumn.setWidth(163);
>+		nameColumn.setText("Name");
>+
>+		final TreeColumn newColumnTreeColumn = new TreeColumn(tree, SWT.NONE);
>+		newColumnTreeColumn.setWidth(100);
>+		newColumnTreeColumn.setText("Status");
>+	}
>+
>+	private void bindUI() {
>+		IObservableFactory treeElementFactory = new DelegatingSetProperty() {
>+			SimpleSetProperty modelGroups = BeanProperties.set(
>+					ApplicationModel.class, "groups");
>+			SimpleSetProperty groupContacts = BeanProperties.set(
>+					ContactGroup.class, "contacts");
>+
>+			protected SimpleSetProperty getDelegate(Object source) {
>+				if (source instanceof ApplicationModel)
>+					return modelGroups;
>+				if (source instanceof ContactGroup)
>+					return groupContacts;
>+				return null;
>+			}
>+		}.setFactory();
>+
>+		ObservableSetTreeContentProvider cp = new ObservableSetTreeContentProvider(
>+				treeElementFactory, null);
>+		viewer.setContentProvider(cp);
>+
>+		IObservableSet knownElements = cp.getKnownElements();
>+		IObservableMap[] labelMaps = new IObservableMap[] {
>+				BeanProperties.value("name").observeDetailValues(knownElements),
>+				BeanProperties.value("status").observeDetailValues(
>+						knownElements) };
>+		viewer.setLabelProvider(new ObservableMapLabelProvider(labelMaps));
>+
>+		viewer.setInput(model);
>+
>+		viewer.expandAll();
>+	}
>+}
>#P org.eclipse.core.databinding
>Index: src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java
>diff -N src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/map/DelegatingMapProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,127 @@
>+/*******************************************************************************
>+ * 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.map;
>+
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.map.IObservableMap;
>+import org.eclipse.core.databinding.observable.map.MapDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class DelegatingMapProperty extends SimpleMapProperty {
>+	private final Object keyType;
>+	private final Object valueType;
>+
>+	protected DelegatingMapProperty() {
>+		this(null, null);
>+	}
>+
>+	protected DelegatingMapProperty(Object keyType, Object valueType) {
>+		this.keyType = keyType;
>+		this.valueType = valueType;
>+	}
>+
>+	protected abstract SimpleMapProperty getDelegate(Object source);
>+
>+	protected Object getKeyType() {
>+		return keyType;
>+	}
>+
>+	protected Object getValueType() {
>+		return valueType;
>+	}
>+
>+	protected Map doGetMap(Object source) {
>+		SimpleMapProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return Collections.EMPTY_MAP;
>+		return delegate.doGetMap(source);
>+	}
>+
>+	protected boolean setMap(Object source, Map map, MapDiff diff) {
>+		SimpleMapProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return false;
>+		return delegate.setMap(source, map, diff);
>+	}
>+
>+	protected INativePropertyListener adaptListener(
>+			IMapPropertyChangeListener listener) {
>+		return new Listener(listener);
>+	}
>+
>+	private class Listener implements INativePropertyListener,
>+			IMapPropertyChangeListener {
>+		private final IMapPropertyChangeListener listener;
>+
>+		private Map nativeListeners;
>+
>+		private Listener(IMapPropertyChangeListener listener) {
>+			this.listener = listener;
>+			this.nativeListeners = new HashMap();
>+		}
>+
>+		public void handleMapPropertyChange(MapPropertyChangeEvent event) {
>+			listener.handleMapPropertyChange(event);
>+		}
>+
>+		private INativePropertyListener getNativeListener(
>+				SimpleMapProperty delegate) {
>+			if (nativeListeners.containsKey(delegate))
>+				return (INativePropertyListener) nativeListeners.get(delegate);
>+
>+			INativePropertyListener nativeListener = delegate
>+					.adaptListener(this);
>+			nativeListeners.put(delegate, nativeListener);
>+			return nativeListener;
>+		}
>+
>+		private void addListener(Object source) {
>+			SimpleMapProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+
>+		private void removeListener(Object source) {
>+			SimpleMapProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+	}
>+
>+	protected void addListener(Object source, INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).addListener(source);
>+	}
>+
>+	protected void removeListener(Object source,
>+			INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).removeListener(source);
>+	}
>+
>+	public IObservableMap observeMap(Realm realm, Object source) {
>+		SimpleMapProperty delegate = getDelegate(source);
>+		if (delegate != null)
>+			return delegate.observeMap(realm, source);
>+		return super.observeMap(realm, source);
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java
>diff -N src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/list/DelegatingListProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,122 @@
>+/*******************************************************************************
>+ * 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.list;
>+
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.List;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.list.IObservableList;
>+import org.eclipse.core.databinding.observable.list.ListDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class DelegatingListProperty extends SimpleListProperty {
>+	private final Object elementType;
>+
>+	protected DelegatingListProperty() {
>+		this(null);
>+	}
>+
>+	protected DelegatingListProperty(Object elementType) {
>+		this.elementType = elementType;
>+	}
>+
>+	protected abstract SimpleListProperty getDelegate(Object source);
>+
>+	protected Object getElementType() {
>+		return elementType;
>+	}
>+
>+	protected List doGetList(Object source) {
>+		SimpleListProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return Collections.EMPTY_LIST;
>+		return delegate.doGetList(source);
>+	}
>+
>+	protected boolean setList(Object source, List list, ListDiff diff) {
>+		SimpleListProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return false;
>+		return delegate.setList(source, list, diff);
>+	}
>+
>+	protected INativePropertyListener adaptListener(
>+			IListPropertyChangeListener listener) {
>+		return new Listener(listener);
>+	}
>+
>+	private class Listener implements INativePropertyListener,
>+			IListPropertyChangeListener {
>+		private final IListPropertyChangeListener listener;
>+
>+		private Map nativeListeners;
>+
>+		private Listener(IListPropertyChangeListener listener) {
>+			this.listener = listener;
>+			this.nativeListeners = new HashMap();
>+		}
>+
>+		public void handleListPropertyChange(ListPropertyChangeEvent event) {
>+			listener.handleListPropertyChange(event);
>+		}
>+
>+		private INativePropertyListener getNativeListener(
>+				SimpleListProperty delegate) {
>+			if (nativeListeners.containsKey(delegate))
>+				return (INativePropertyListener) nativeListeners.get(delegate);
>+
>+			INativePropertyListener nativeListener = delegate
>+					.adaptListener(this);
>+			nativeListeners.put(delegate, nativeListener);
>+			return nativeListener;
>+		}
>+
>+		private void addListener(Object source) {
>+			SimpleListProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+
>+		private void removeListener(Object source) {
>+			SimpleListProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+	}
>+
>+	protected void addListener(Object source, INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).addListener(source);
>+	}
>+
>+	protected void removeListener(Object source,
>+			INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).removeListener(source);
>+	}
>+
>+	public IObservableList observeList(Realm realm, Object source) {
>+		SimpleListProperty delegate = getDelegate(source);
>+		if (delegate != null)
>+			return delegate.observeList(realm, source);
>+		return super.observeList(realm, source);
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java
>diff -N src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,118 @@
>+/*******************************************************************************
>+ * 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.util.HashMap;
>+import java.util.Map;
>+
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.value.IObservableValue;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class DelegatingValueProperty extends SimpleValueProperty {
>+	private final Object valueType;
>+
>+	protected DelegatingValueProperty() {
>+		this(null);
>+	}
>+
>+	protected DelegatingValueProperty(Object valueType) {
>+		this.valueType = valueType;
>+	}
>+
>+	protected abstract SimpleValueProperty getDelegate(Object source);
>+
>+	protected Object getValueType() {
>+		return valueType;
>+	}
>+
>+	protected Object getValue(Object source) {
>+		SimpleValueProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return null;
>+		return delegate.getValue(source);
>+	}
>+
>+	protected boolean setValue(Object source, Object value) {
>+		SimpleValueProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return false;
>+		return delegate.setValue(source, value);
>+	}
>+
>+	public INativePropertyListener adaptListener(
>+			final IValuePropertyChangeListener listener) {
>+		return new Listener(listener);
>+	}
>+
>+	private class Listener implements INativePropertyListener,
>+			IValuePropertyChangeListener {
>+		private final IValuePropertyChangeListener listener;
>+
>+		private Map nativeListeners;
>+
>+		private Listener(IValuePropertyChangeListener listener) {
>+			this.listener = listener;
>+			this.nativeListeners = new HashMap();
>+		}
>+
>+		public void handleValuePropertyChange(ValuePropertyChangeEvent event) {
>+			listener.handleValuePropertyChange(event);
>+		}
>+
>+		private INativePropertyListener getNativeListener(
>+				SimpleValueProperty delegate) {
>+			if (nativeListeners.containsKey(delegate))
>+				return (INativePropertyListener) nativeListeners.get(delegate);
>+
>+			INativePropertyListener nativeListener = delegate
>+					.adaptListener(this);
>+			nativeListeners.put(delegate, nativeListener);
>+			return nativeListener;
>+		}
>+
>+		private void addListener(Object source) {
>+			SimpleValueProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+
>+		private void removeListener(Object source) {
>+			SimpleValueProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+	}
>+
>+	public void addListener(Object source, INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).addListener(source);
>+	}
>+
>+	public void removeListener(Object source, INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).removeListener(source);
>+	}
>+
>+	public IObservableValue observeValue(Realm realm, Object source) {
>+		SimpleValueProperty delegate = getDelegate(source);
>+		if (delegate != null)
>+			return delegate.observeValue(realm, source);
>+		return super.observeValue(realm, source);
>+	}
>+}
>Index: src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java
>===================================================================
>RCS file: src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java
>diff -N src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,122 @@
>+/*******************************************************************************
>+ * 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.set;
>+
>+import java.util.Collections;
>+import java.util.HashMap;
>+import java.util.Map;
>+import java.util.Set;
>+
>+import org.eclipse.core.databinding.observable.Realm;
>+import org.eclipse.core.databinding.observable.set.IObservableSet;
>+import org.eclipse.core.databinding.observable.set.SetDiff;
>+import org.eclipse.core.databinding.property.INativePropertyListener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class DelegatingSetProperty extends SimpleSetProperty {
>+	private final Object elementType;
>+
>+	protected DelegatingSetProperty() {
>+		this(null);
>+	}
>+
>+	protected DelegatingSetProperty(Object elementType) {
>+		this.elementType = elementType;
>+	}
>+
>+	protected abstract SimpleSetProperty getDelegate(Object source);
>+
>+	protected Object getElementType() {
>+		return elementType;
>+	}
>+
>+	protected Set doGetSet(Object source) {
>+		SimpleSetProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return Collections.EMPTY_SET;
>+		return delegate.doGetSet(source);
>+	}
>+
>+	protected boolean setSet(Object source, Set set, SetDiff diff) {
>+		SimpleSetProperty delegate = getDelegate(source);
>+		if (delegate == null)
>+			return false;
>+		return delegate.setSet(source, set, diff);
>+	}
>+
>+	protected INativePropertyListener adaptListener(
>+			ISetPropertyChangeListener listener) {
>+		return new Listener(listener);
>+	}
>+
>+	private class Listener implements INativePropertyListener,
>+			ISetPropertyChangeListener {
>+		private final ISetPropertyChangeListener listener;
>+
>+		private Map nativeListeners;
>+
>+		private Listener(ISetPropertyChangeListener listener) {
>+			this.listener = listener;
>+			this.nativeListeners = new HashMap();
>+		}
>+
>+		public void handleSetPropertyChange(SetPropertyChangeEvent event) {
>+			listener.handleSetPropertyChange(event);
>+		}
>+
>+		private INativePropertyListener getNativeListener(
>+				SimpleSetProperty delegate) {
>+			if (nativeListeners.containsKey(delegate))
>+				return (INativePropertyListener) nativeListeners.get(delegate);
>+
>+			INativePropertyListener nativeListener = delegate
>+					.adaptListener(this);
>+			nativeListeners.put(delegate, nativeListener);
>+			return nativeListener;
>+		}
>+
>+		private void addListener(Object source) {
>+			SimpleSetProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+
>+		private void removeListener(Object source) {
>+			SimpleSetProperty delegate = getDelegate(source);
>+			if (delegate != null) {
>+				delegate.addListener(source, getNativeListener(delegate));
>+			}
>+		}
>+	}
>+
>+	protected void addListener(Object source, INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).addListener(source);
>+	}
>+
>+	protected void removeListener(Object source,
>+			INativePropertyListener listener) {
>+		if (listener != null)
>+			((Listener) listener).removeListener(source);
>+	}
>+
>+	public IObservableSet observeSet(Realm realm, Object source) {
>+		SimpleSetProperty delegate = getDelegate(source);
>+		if (delegate != null)
>+			return delegate.observeSet(realm, source);
>+		return super.observeSet(realm, source);
>+	}
>+}

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