Bug 60849 [projection] NPE when opening pref page
plugin-export I200404281424.from20040503_1936 running with my existing development workspace Open the preference page and select the Java editor page java.lang.NullPointerException at java.lang.Throwable.<init>(Throwable.java) at java.lang.Throwable.<init>(Throwable.java) at java.lang.NullPointerException.<init>(NullPointerException.java:60) at org.eclipse.jdt.internal.ui.preferences.FoldingConfigurationBlock.restoreFromPreferences(FoldingConfigurationBlock.java:343) at org.eclipse.jdt.internal.ui.preferences.FoldingConfigurationBlock.initialize(FoldingConfigurationBlock.java:316) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.initialize(JavaEditorPreferencePage.java:1499) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createContents(JavaEditorPreferencePage.java:1443) at org.eclipse.jface.preference.PreferencePage.createControl(PreferencePage.java:217) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createControl(JavaEditorPreferencePage.java:410) at org.eclipse.jface.preference.PreferenceDialog$12.run(PreferenceDialog.java:1021) at org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java) at org.eclipse.core.runtime.Platform.run(Platform.java) at org.eclipse.jface.preference.PreferenceDialog.showPage(PreferenceDialog.java:1016) at org.eclipse.jface.preference.PreferenceDialog$9.selectionChanged(PreferenceDialog.java:576) at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:431) at org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java) at org.eclipse.core.runtime.Platform.run(Platform.java) at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:429) at org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:680) at org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:698) at org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:198) at org.eclipse.jface.util.OpenStrategy.access$4(OpenStrategy.java:193) at org.eclipse.jface.util.OpenStrategy$3.run(OpenStrategy.java:334) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java) at org.eclipse.jface.window.Window.runEventLoop(Window.java) at org.eclipse.jface.window.Window.open(Window.java:648) at org.eclipse.ui.internal.OpenPreferencesAction.run(OpenPreferencesAction.java:72) at org.eclipse.jface.action.Action.runWithEvent(Action.java:881) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:612) at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:564) at org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContributionItem.java:483) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1353) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1324) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:240) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:140) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:90) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:283) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:240) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:117) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:41) at java.lang.reflect.Method.invoke(Method.java:386) at org.eclipse.core.launcher.Main.basicRun(Main.java:269) at org.eclipse.core.launcher.Main.run(Main.java:700) at org.eclipse.core.launcher.Main.main(Main.java:684)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
fHighlightInTextCheckBox.setSelection(fOverlayStore.getBoolean(key));
			fHighlightInTextCheckBox.setEnabled(true);
		} else
			fHighlightInTextCheckBox.setEnabled(false);
		
		key= fAnnotationColorListModel[i][5];
		if (key != null) {
			fShowInVerticalRulerCheckBox.setSelection(fOverlayStore.getBoolean(key));
			fShowInVerticalRulerCheckBox.setEnabled(true);
		} else {
			fShowInVerticalRulerCheckBox.setSelection(true);
			fShowInVerticalRulerCheckBox.setEnabled(false);
		}
	}
	
	private Control createSyntaxPage(Composite parent) {
		
		Composite colorComposite= new Composite(parent, SWT.NULL);
		colorComposite.setLayout(new GridLayout());
		Group backgroundComposite= new Group(colorComposite, SWT.SHADOW_ETCHED_IN);
		backgroundComposite.setLayout(new RowLayout());
		backgroundComposite.setText(PreferencesMessages.getString("JavaEditorPreferencePage.backgroundColor"));
	
		SelectionListener backgroundSelectionListener= new SelectionListener() {
			public void widgetSelected(SelectionEvent e) {				
				boolean custom= fBackgroundCustomRadioButton.getSelection();
				fBackgroundColorButton.setEnabled(custom);
				fOverlayStore.setValue(PreferenceConstants.EDITOR_BACKGROUND_DEFAULT_COLOR, !custom);
			}
			public void widgetDefaultSelected(SelectionEvent e) {}