| /* |
| * Copyright (c) 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 5004188 |
| * @summary Tests sequence of listeners |
| * @author Sergey Malenkov |
| */ |
| |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| import java.beans.PropertyChangeListenerProxy; |
| import java.beans.PropertyChangeSupport; |
| |
| public final class TestListeners implements PropertyChangeListener { |
| private static final String NAME = "property"; |
| private static final String NONE = "broken"; |
| |
| private static int current; |
| |
| public static void main(String[] args) { |
| PropertyChangeSupport pcs = new PropertyChangeSupport(TestListeners.class); |
| pcs.addPropertyChangeListener(new TestListeners(0)); |
| pcs.addPropertyChangeListener(NAME, new TestListeners(2)); |
| pcs.addPropertyChangeListener(new TestListeners(1)); |
| pcs.addPropertyChangeListener(NAME, new PropertyChangeListenerProxy(NAME, new TestListeners(3))); |
| |
| |
| current = 0; |
| pcs.firePropertyChange(NAME, 0, 1); |
| if (current != 4) |
| throw new Error("Expected 4 listeners, but called " + current); |
| |
| current = 0; |
| pcs.firePropertyChange(NONE, 1, 0); |
| if (current != 2) |
| throw new Error("Expected 2 listeners, but called " + current); |
| |
| |
| PropertyChangeListener[] all = pcs.getPropertyChangeListeners(); |
| if (all.length != 4) |
| throw new Error("Expected 4 listeners, but contained " + all.length); |
| |
| PropertyChangeListener[] named = pcs.getPropertyChangeListeners(NAME); |
| if (named.length != 2) |
| throw new Error("Expected 2 named listeners, but contained " + named.length); |
| |
| PropertyChangeListener[] other = pcs.getPropertyChangeListeners(NONE); |
| if (other.length != 0) |
| throw new Error("Expected 0 other listeners, but contained " + other.length); |
| |
| pcs.removePropertyChangeListener(new TestListeners(0)); |
| pcs.removePropertyChangeListener(new TestListeners(1)); |
| pcs.removePropertyChangeListener(NAME, new TestListeners(2)); |
| pcs.removePropertyChangeListener(NAME, new PropertyChangeListenerProxy(NAME, new TestListeners(3))); |
| |
| all = pcs.getPropertyChangeListeners(); |
| if (all.length != 0) |
| throw new Error("Expected 4 listeners, but contained " + all.length); |
| |
| named = pcs.getPropertyChangeListeners(NAME); |
| if (named.length != 0) |
| throw new Error("Expected 2 named listeners, but contained " + named.length); |
| |
| other = pcs.getPropertyChangeListeners(NONE); |
| if (other.length != 0) |
| throw new Error("Expected 0 other listeners, but contained " + other.length); |
| } |
| |
| private final int index; |
| |
| public TestListeners(int index) { |
| this.index = index; |
| } |
| |
| public void propertyChange(PropertyChangeEvent event) { |
| if (this.index < 0) |
| throw new Error("Unexpected listener: " + this.index); |
| |
| System.out.println("index = " + this.index); |
| if (this.index != current++) |
| throw new Error("Unexpected listener: " + this.index); |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (object instanceof TestListeners) { |
| TestListeners test = (TestListeners)object; |
| return test.index == this.index; |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return this.index; |
| } |
| } |