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Bug 369693

Summary:	Using a workspace root as include paths causes NPE in Project Explorer
Product:	[Tools] CDT	Reporter:	Andrew Gvozdev <angvoz.dev>
Component:	cdt-build	Assignee:	Andrew Gvozdev <angvoz.dev>
Status:	RESOLVED FIXED	QA Contact:	Andrew Gvozdev <angvoz.dev>
Severity:	normal
Priority:	P3	CC:	cdtdoug
Version:	8.1.0
Target Milestone:	8.1.0
Hardware:	All
OS:	All
Whiteboard:

Description Andrew Gvozdev

2012-01-25 11:16:36 EST

It is possible to represent workspace root with a slash and "Is workspace path" in Paths&Symbols Includes. However, that causes NPE when Project Explorer tries to determine icon to be shown. It seems as much confused what icon to show as developers in bug 330750.

java.lang.NullPointerException
	at org.eclipse.cdt.internal.ui.cview.CViewLabelProvider.getImage(CViewLabelProvider.java:118)
	at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.findImage(NavigatorContentServiceLabelProvider.java:197)
	at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.getColumnImage(NavigatorContentServiceLabelProvider.java:105)
	at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.getImage(NavigatorContentServiceLabelProvider.java:98)
	at org.eclipse.ui.internal.navigator.NavigatorDecoratingLabelProvider$StyledLabelProviderAdapter.getImage(NavigatorDecoratingLabelProvider.java:60)
	at org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.getImage(DelegatingStyledCellLabelProvider.java:184)
	at org.eclipse.jface.viewers.DecoratingStyledCellLabelProvider.getImage(DecoratingStyledCellLabelProvider.java:167)
	at org.eclipse.ui.navigator.CommonNavigatorManager.updateStatusBar(CommonNavigatorManager.java:308)
	at org.eclipse.ui.navigator.CommonNavigatorManager$1.selectionChanged(CommonNavigatorManager.java:74)
	at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:888)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
	at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:886)
	at org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:1226)
	at org.eclipse.ui.navigator.CommonViewer.handlePostSelect(CommonViewer.java:470)
	at org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:1251)
	at org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:262)
	at org.eclipse.jface.util.OpenStrategy.access$5(OpenStrategy.java:256)
	at org.eclipse.jface.util.OpenStrategy$3.run(OpenStrategy.java:433)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4140)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:352)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:624)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:579)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1433)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1409)

Comment 1 Andrew Gvozdev

2012-01-25 11:35:42 EST

Seems to affect only master. Fixed .

Comment 2 CDT Genie

2012-02-29 13:22:15 EST

*** cdt git genie on behalf of Andrew Gvozdev ***

    bug 369693: Using a workspace root as include paths causes NPE in
    Project Explorer

[*] http://git.eclipse.org/c/cdt/org.eclipse.cdt.git/commit/?id=a6ca3ea2353f3b2ef221296a45ee4f43481991ca