1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 7107905 27 * @summary Test verifies whether equals() and hashCode() methods in 28 * ComponentColorModel works properly. 29 * @run main ComponentColorModelEqualsTest 30 */ 31 32 import java.awt.Transparency; 33 import java.awt.color.ColorSpace; 34 import java.awt.image.ComponentColorModel; 35 import java.awt.image.DataBuffer; 36 37 public class ComponentColorModelEqualsTest { 38 39 private static void compareComponentColorModels(ComponentColorModel m1, 40 ComponentColorModel m2) { 41 if (m1.equals(null)) { 42 throw new RuntimeException("equals(null) returns true"); 43 } 44 if (!(m1.equals(m2))) { 45 throw new RuntimeException("equals() method is not working" 46 + " properly"); 47 } 48 if (!(m2.equals(m1))) { 49 throw new RuntimeException("equals() method is not working" 50 + " properly"); 51 } 52 if (m1.hashCode() != m2.hashCode()) { 53 throw new RuntimeException("HashCode is not same for same" 54 + " ComponentColorModels"); 55 } 56 } 57 58 private static void testConstructor1() { 59 /* 60 * verify equality with constructor 61 * ComponentColorModel(ColorSpace colorSpace, 62 * int[] bits, 63 * boolean hasAlpha, 64 * boolean isAlphaPremultiplied, 65 * int transparency, 66 * int transferType) 67 */ 68 ComponentColorModel model1 = 69 new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 70 new int[] {8, 8, 8}, 71 false, 72 false, 73 Transparency.OPAQUE, 74 DataBuffer.TYPE_BYTE); 75 ComponentColorModel model2 = 76 new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 77 new int[] {8, 8, 8}, 78 false, 79 false, 80 Transparency.OPAQUE, 81 DataBuffer.TYPE_BYTE); 82 compareComponentColorModels(model1, model2); 83 } 84 85 private static void testConstructor2() { 86 /* 87 * verify equality with constructor 88 * ComponentColorModel(ColorSpace colorSpace, 89 * boolean hasAlpha, 90 * boolean isAlphaPremultiplied, 91 * int transparency, 92 * int transferType) 93 */ 94 ComponentColorModel model1 = 95 new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 96 false, 97 false, 98 Transparency.OPAQUE, 99 DataBuffer.TYPE_BYTE); 100 ComponentColorModel model2 = 101 new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 102 false, 103 false, 104 Transparency.OPAQUE, 105 DataBuffer.TYPE_BYTE); 106 compareComponentColorModels(model1, model2); 107 } 108 109 private static void testSameComponentColorModel() { 110 testConstructor1(); 111 testConstructor2(); 112 } 113 public static void main(String[] args) { 114 // verify ComponentColorModel equality using different constructors. 115 testSameComponentColorModel(); 116 } 117 } 118