J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 5004188 |
| 27 | * @summary Tests sequence of listeners |
| 28 | * @author Sergey Malenkov |
| 29 | */ |
| 30 | |
| 31 | import java.beans.PropertyChangeEvent; |
| 32 | import java.beans.PropertyVetoException; |
| 33 | import java.beans.VetoableChangeListener; |
| 34 | import java.beans.VetoableChangeListenerProxy; |
| 35 | import java.beans.VetoableChangeSupport; |
| 36 | |
| 37 | public final class TestListeners implements VetoableChangeListener { |
| 38 | private static final String NAME = "property"; |
| 39 | private static final String NONE = "broken"; |
| 40 | |
| 41 | private static int current; |
| 42 | |
| 43 | public static void main(String[] args) throws PropertyVetoException { |
| 44 | VetoableChangeSupport vcs = new VetoableChangeSupport(TestListeners.class); |
| 45 | vcs.addVetoableChangeListener(new TestListeners(0)); |
| 46 | vcs.addVetoableChangeListener(NAME, new TestListeners(2)); |
| 47 | vcs.addVetoableChangeListener(new TestListeners(1)); |
| 48 | vcs.addVetoableChangeListener(NAME, new VetoableChangeListenerProxy(NAME, new TestListeners(3))); |
| 49 | |
| 50 | |
| 51 | current = 0; |
| 52 | vcs.fireVetoableChange(NAME, 0, 1); |
| 53 | if (current != 4) |
| 54 | throw new Error("Expected 4 listeners, but called " + current); |
| 55 | |
| 56 | current = 0; |
| 57 | vcs.fireVetoableChange(NONE, 1, 0); |
| 58 | if (current != 2) |
| 59 | throw new Error("Expected 2 listeners, but called " + current); |
| 60 | |
| 61 | |
| 62 | VetoableChangeListener[] all = vcs.getVetoableChangeListeners(); |
| 63 | if (all.length != 4) |
| 64 | throw new Error("Expected 4 listeners, but contained " + all.length); |
| 65 | |
| 66 | VetoableChangeListener[] named = vcs.getVetoableChangeListeners(NAME); |
| 67 | if (named.length != 2) |
| 68 | throw new Error("Expected 2 named listeners, but contained " + named.length); |
| 69 | |
| 70 | VetoableChangeListener[] other = vcs.getVetoableChangeListeners(NONE); |
| 71 | if (other.length != 0) |
| 72 | throw new Error("Expected 0 other listeners, but contained " + other.length); |
| 73 | |
| 74 | vcs.removeVetoableChangeListener(new TestListeners(0)); |
| 75 | vcs.removeVetoableChangeListener(new TestListeners(1)); |
| 76 | vcs.removeVetoableChangeListener(NAME, new TestListeners(2)); |
| 77 | vcs.removeVetoableChangeListener(NAME, new VetoableChangeListenerProxy(NAME, new TestListeners(3))); |
| 78 | |
| 79 | all = vcs.getVetoableChangeListeners(); |
| 80 | if (all.length != 0) |
| 81 | throw new Error("Expected 4 listeners, but contained " + all.length); |
| 82 | |
| 83 | named = vcs.getVetoableChangeListeners(NAME); |
| 84 | if (named.length != 0) |
| 85 | throw new Error("Expected 2 named listeners, but contained " + named.length); |
| 86 | |
| 87 | other = vcs.getVetoableChangeListeners(NONE); |
| 88 | if (other.length != 0) |
| 89 | throw new Error("Expected 0 other listeners, but contained " + other.length); |
| 90 | } |
| 91 | |
| 92 | private final int index; |
| 93 | |
| 94 | public TestListeners(int index) { |
| 95 | this.index = index; |
| 96 | } |
| 97 | |
| 98 | public void vetoableChange(PropertyChangeEvent event) { |
| 99 | if (this.index < 0) |
| 100 | throw new Error("Unexpected listener: " + this.index); |
| 101 | |
| 102 | System.out.println("index = " + this.index); |
| 103 | if (this.index != current++) |
| 104 | throw new Error("Unexpected listener: " + this.index); |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public boolean equals(Object object) { |
| 109 | if (object instanceof TestListeners) { |
| 110 | TestListeners test = (TestListeners)object; |
| 111 | return test.index == this.index; |
| 112 | } |
| 113 | return false; |
| 114 | } |
| 115 | |
| 116 | @Override |
| 117 | public int hashCode() { |
| 118 | return this.index; |
| 119 | } |
| 120 | } |