| /* |
| * Copyright (c) 2004, 2007, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 4985020 |
| * @summary Tests passing of null as property name |
| * @author Brent Christian |
| */ |
| |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| import java.beans.PropertyChangeSupport; |
| import java.beans.VetoableChangeListener; |
| import java.beans.VetoableChangeSupport; |
| |
| public class Test4985020 implements PropertyChangeListener, VetoableChangeListener { |
| private static final String NAME = new String("Property Name"); |
| private static boolean failed; |
| |
| public static void main(String[] args) { |
| PropertyChangeSupport pcs = new PropertyChangeSupport(args); |
| VetoableChangeSupport vcs = new VetoableChangeSupport(args); |
| Test4985020 listener = new Test4985020(); |
| |
| |
| //PropertyChangeSupport.addPropertyChangeListener(null, listener) |
| System.out.println("PropertyChangeSupport.addPropertyChangeListener(null, listener)"); |
| try { |
| pcs.addPropertyChangeListener(null, listener); |
| pcs.firePropertyChange(NAME, null, null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //PropertyChangeSupport.removePropertyChangeListener(null, listener) |
| System.out.println("PropertyChangeSupport.removePropertyChangeListener(null, listener)"); |
| try { |
| pcs.removePropertyChangeListener(null, listener); |
| pcs.firePropertyChange(NAME, null, null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //PropertyChangeSupport.getPropertyChangeListeners(null) |
| System.out.println("PropertyChangeSupport.getPropertyChangeListeners(null)"); |
| try { |
| PropertyChangeListener[] pcls = pcs.getPropertyChangeListeners(null); |
| if (pcls == null) { |
| throw new Error("getPropertyChangeListener() returned null"); |
| } |
| if (pcls.length != 0) { |
| throw new Error("getPropertyChangeListener() did not return an empty array"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //PropertyChangeSupport.hasListeners(null) |
| System.out.println("PropertyChangeSupport.hasListeners(null)"); |
| try { |
| pcs.hasListeners(null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //PropertyChangeSupport.hasListeners(null): with a generic listener |
| System.out.println("PropertyChangeSupport.hasListeners(null) with a generic listener"); |
| try { |
| pcs.addPropertyChangeListener(listener); |
| if (!pcs.hasListeners(null)) { |
| throw new Error("hasListeners(null) returned false, but there was a generic listener"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| pcs = new PropertyChangeSupport(args); // reset |
| |
| //PropertyChangeSupport.hasListeners(null): with a specific listener |
| System.out.println("PropertyChangeSupport.hasListeners(null) with a specific listener"); |
| try { |
| pcs.addPropertyChangeListener(NAME, listener); |
| if (pcs.hasListeners(null)) { |
| throw new Error("hasListeners(null) returned true, but there were no generic listeners - only a specific listener"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| |
| //VetoableChangeSupport.addVetoableChangeListener(null, listener) |
| System.out.println("VetoableChangeSupport.addVetoableChangeListener(null, listener)"); |
| try { |
| vcs.addVetoableChangeListener(null, listener); |
| vcs.fireVetoableChange(NAME, null, null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //VetoableChangeSupport.removeVetoableChangeListener(null, listener) |
| System.out.println("VetoableChangeSupport.removeVetoableChangeListener(null, listener)"); |
| try { |
| vcs.removeVetoableChangeListener(null, listener); |
| vcs.fireVetoableChange(NAME, null, null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //VetoableChangeSupport.getVetoableChangeListeners(null) |
| System.out.println("VetoableChangeSupport.getVetoableChangeListeners(null)"); |
| try { |
| VetoableChangeListener[] pcls = vcs.getVetoableChangeListeners(null); |
| if (pcls == null) { |
| throw new Error("getVetoableChangeListener() returned null"); |
| } |
| if (pcls.length != 0) { |
| throw new Error("getVetoableChangeListener() did not return an empty array"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //VetoableChangeSupport.hasListeners(null) |
| System.out.println("VetoableChangeSupport.hasListeners(null)"); |
| try { |
| boolean result = vcs.hasListeners(null); |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| //VetoableChangeSupport.hasListeners(null): with a generic listener |
| System.out.println("VetoableChangeSupport.hasListeners(null) with a generic listener"); |
| try { |
| vcs.addVetoableChangeListener(listener); |
| if (!vcs.hasListeners(null)) { |
| throw new Error("hasListeners(null) returned false, but there was a generic listener"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| vcs = new VetoableChangeSupport(args); // reset |
| |
| //VetoableChangeSupport.hasListeners(null): with a specific listener |
| System.out.println("VetoableChangeSupport.hasListeners(null) with a specific listener"); |
| try { |
| vcs.addVetoableChangeListener(NAME, listener); |
| if (vcs.hasListeners(null)) { |
| throw new Error("hasListeners(null) returned true, but there were no generic listeners - only a specific listener"); |
| } |
| } |
| catch (Throwable error) { |
| print(error); |
| } |
| |
| |
| if (failed) { |
| throw new Error("TEST FAILED"); |
| } |
| } |
| |
| private static void print(Throwable error) { |
| error.printStackTrace(); |
| failed = true; |
| } |
| |
| public void propertyChange(PropertyChangeEvent event) { |
| System.out.println("* propertyChange(event) event is " + event.getPropertyName()); |
| throw new Error("shouldn't be any listeners"); |
| } |
| |
| public void vetoableChange(PropertyChangeEvent event) { |
| System.out.println("* vetoableChange(event) event is " + event.getPropertyName()); |
| throw new Error("shouldn't be any listeners"); |
| } |
| } |