1 /* 2 * Copyright (c) 2008, 2016, 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 %I% %E% 26 @key headful 27 @bug 6315717 28 @summary verifies that InputEvents button masks arrays are the same 29 @author Andrei Dmitriev : area=awt.event 30 @modules java.desktop/java.awt.event:open 31 @run main ButtonArraysEquality 32 */ 33 34 import java.awt.*; 35 import java.awt.event.*; 36 import java.lang.reflect.*; 37 import java.security.AccessController; 38 import java.security.PrivilegedAction; 39 40 // get array InputEvent.BUTTON_MASK via reflection 41 // get array InputEvent.BUTTON_DOWN_MASK via reflection 42 // compare their lengths and values 43 44 public class ButtonArraysEquality { 45 static int [] eventDownMask = new int []{InputEvent.BUTTON1_DOWN_MASK, InputEvent.BUTTON2_DOWN_MASK, InputEvent.BUTTON3_DOWN_MASK}; 46 main(String []s)47 public static void main(String []s){ 48 int [] buttonDownMasksAPI = new int [MouseInfo.getNumberOfButtons()]; 49 for (int i = 0; i < MouseInfo.getNumberOfButtons(); i++){ 50 buttonDownMasksAPI[i] = InputEvent.getMaskForButton(i+1); 51 System.out.println("TEST: "+buttonDownMasksAPI[i]); 52 } 53 54 // getButtonDownMasks() 55 Object obj = AccessController.doPrivileged( 56 new PrivilegedAction() { 57 public Object run() { 58 try { 59 Class clazz = Class.forName("java.awt.event.InputEvent"); 60 Method method = clazz.getDeclaredMethod("getButtonDownMasks",new Class [] {}); 61 if (method != null) { 62 method.setAccessible(true); 63 return method.invoke(null, (Object[])null); 64 } 65 }catch (Exception e){ 66 throw new RuntimeException("Test failed. Exception occured:", e); 67 } 68 return null; 69 } 70 }); 71 72 int [] buttonDownMasks = new int [Array.getLength(obj)]; 73 checkNullAndPutValuesToArray(buttonDownMasks, obj); 74 75 //check lengths: array shouldn't contain less elements then the number of buttons on a mouse 76 if (buttonDownMasks.length < buttonDownMasksAPI.length){ 77 throw new RuntimeException("Test failed. The lengths array is less than the number of buttons"); 78 } 79 80 // verify values for first three buttons 81 for (int i = 0; i < 3; i++) { 82 if (eventDownMask[i] != buttonDownMasks[i]) 83 { 84 System.out.println("Test : "+ i + " | " + " | " +eventDownMask[i] + " | "+ buttonDownMasks[i]); 85 throw new RuntimeException("Failure: masks are not correct for standard buttons"); 86 } 87 } 88 89 // verify values for extra buttons if any 90 for (int i = 3; i < MouseInfo.getNumberOfButtons(); i++) { 91 if (buttonDownMasksAPI[i] != buttonDownMasks[i]) { 92 throw new RuntimeException("Failure: masks are not the same for extra buttons"); 93 } 94 } 95 System.out.println("Test passed."); 96 } 97 checkNullAndPutValuesToArray(int [] array, Object obj)98 public static void checkNullAndPutValuesToArray(int [] array, Object obj){ 99 if (obj == null){ 100 throw new RuntimeException("Test failed. The array obtained via reflection is "+obj); 101 } 102 103 for (int i = 0; i < Array.getLength(obj); i++){ 104 System.out.println("Test (Reflection): "+ Array.getInt(obj, i)); 105 array[i] = Array.getInt(obj, i); 106 } 107 } 108 } 109