Bug 83476 NPE setting inclusion/exclusion filters for build path [build path]
Version: 3.1.0 Build id: I20050118-1015 When you "remove" an inclusion or exclusion filter a NPE is thrown when you try to edit the filter. 1. Open java build path properties 2. select libraries tab 3. select an inclusin or exclusion filter 4. press the remove button 5. press the edit button (nothing happens, NPE logged) 6. Exit dialog (error about setting build path) java.lang.NullPointerException at org.eclipse.jdt.internal.ui.wizards.buildpaths.TypeRestrictionDialog.createListContents(TypeRestrictionDialog.java:140) at org.eclipse.jdt.internal.ui.wizards.buildpaths.TypeRestrictionDialog.<init>(TypeRestrictionDialog.java:119) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage.showExclusionInclusionDialog(LibrariesWorkbookPage.java:387) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage.editAttributeEntry(LibrariesWorkbookPage.java:380) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage.editEntry(LibrariesWorkbookPage.java:332) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage.libaryPageCustomButtonPressed(LibrariesWorkbookPage.java:222) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage.access$0(LibrariesWorkbookPage.java:203) at org.eclipse.jdt.internal.ui.wizards.buildpaths.LibrariesWorkbookPage$LibrariesAdapter.customButtonPressed(LibrariesWorkbookPage.java:163) at org.eclipse.jdt.internal.ui.wizards.dialogfields.TreeListDialogField.buttonPressed(TreeListDialogField.java:167) at org.eclipse.jdt.internal.ui.wizards.dialogfields.TreeListDialogField.doButtonSelected(TreeListDialogField.java:380) at org.eclipse.jdt.internal.ui.wizards.dialogfields.TreeListDialogField.access$2(TreeListDialogField.java:376) at org.eclipse.jdt.internal.ui.wizards.dialogfields.TreeListDialogField$2.widgetSelected(TreeListDialogField.java:343) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:89) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:833) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2810) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2455) at org.eclipse.jface.window.Window.runEventLoop(Window.java:718) at org.eclipse.jface.window.Window.open(Window.java:696) at org.eclipse.ui.dialogs.PropertyDialogAction.run(PropertyDialogAction.java:169) at org.eclipse.jface.action.Action.runWithEvent(Action.java:989) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:555) at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:505) at org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContributionItem.java:419) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:833) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2810) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2455) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1575) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1541) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:287) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:144) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:102) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:220) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:274) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:129) 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.core.launcher.Main.basicRun(Main.java:255) at org.eclipse.core.launcher.Main.run(Main.java:811) at org.eclipse.core.launcher.Main.main(Main.java:795)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/CPListElement.java
/*******************************************************************************
 * Copyright (c) 2000, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.ui.wizards.buildpaths;
import java.net.URL;
import java.util.ArrayList;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.jdt.core.IClasspathContainer;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.ui.JavaUI;
public class CPListElement {