1 /* 2 * Copyright (c) 2013, 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 import javax.management.MBeanNotificationInfo; 25 import javax.management.modelmbean.DescriptorSupport; 26 import javax.management.openmbean.OpenMBeanAttributeInfo; 27 import javax.management.openmbean.OpenMBeanAttributeInfoSupport; 28 import javax.management.openmbean.OpenMBeanConstructorInfo; 29 import javax.management.openmbean.OpenMBeanConstructorInfoSupport; 30 import javax.management.openmbean.OpenMBeanInfo; 31 import javax.management.openmbean.OpenMBeanInfoSupport; 32 import javax.management.openmbean.OpenMBeanOperationInfo; 33 import javax.management.openmbean.OpenMBeanOperationInfoSupport; 34 import javax.management.openmbean.OpenMBeanParameterInfo; 35 import javax.management.openmbean.OpenMBeanParameterInfoSupport; 36 import javax.management.openmbean.SimpleType; 37 38 /* 39 * @test 40 * @bug 8023529 41 * @summary Test that OpenMBean*Info.hashCode do not throw NPE 42 * @author Shanliang JIANG 43 * @run clean OpenMBeanInfoHashCodeNPETest 44 * @run build OpenMBeanInfoHashCodeNPETest 45 * @run main OpenMBeanInfoHashCodeNPETest 46 */ 47 public class OpenMBeanInfoHashCodeNPETest { 48 private static int failed = 0; 49 50 public static void main(String[] args) throws Exception { 51 System.out.println("---OpenMBeanInfoHashCodeNPETest-main ..."); 52 53 // ---- 54 System.out.println("\n---Testing on OpenMBeanInfohashCodeTest..."); 55 OpenMBeanAttributeInfo openMBeanAttributeInfo = new OpenMBeanAttributeInfoSupport( 56 "name", "description", SimpleType.INTEGER, true, true, false, null, new Integer[]{1, 2, 3}); 57 test(openMBeanAttributeInfo, "defaultValue"); 58 59 openMBeanAttributeInfo = new OpenMBeanAttributeInfoSupport( 60 "name", "description", SimpleType.INTEGER, true, true, false, 1, null); 61 test(openMBeanAttributeInfo, "legalValues"); 62 63 // ---- 64 System.out.println("\n---Testing on OpenMBeanConstructorInfoSupport..."); 65 OpenMBeanConstructorInfo openMBeanConstructorInfo; 66 67 openMBeanConstructorInfo = new OpenMBeanConstructorInfoSupport( 68 "name", "description", null, new DescriptorSupport()); 69 test(openMBeanConstructorInfo, "sigs"); 70 71 openMBeanConstructorInfo = new OpenMBeanConstructorInfoSupport( 72 "name", "description", new OpenMBeanParameterInfo[]{}, null); 73 test(openMBeanConstructorInfo, "Descriptor"); 74 75 // ---- 76 System.out.println("\n---Testing on OpenMBeanOperationInfoSupport..."); 77 OpenMBeanOperationInfo openMBeanOperationInfo; 78 79 openMBeanOperationInfo = new OpenMBeanOperationInfoSupport( 80 "name", "description", null, SimpleType.INTEGER, 1, new DescriptorSupport()); 81 test(openMBeanOperationInfo, "sigs"); 82 83 openMBeanOperationInfo = new OpenMBeanOperationInfoSupport( 84 "name", "description", new OpenMBeanParameterInfo[]{}, SimpleType.INTEGER, 1, null); 85 test(openMBeanOperationInfo, "Descriptor"); 86 87 // ---- 88 System.out.println("\n---Testing on OpenMBeanParameterInfoSupport 1..."); 89 OpenMBeanParameterInfo openMBeanParameterInfo; 90 91 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 92 "name", "description", SimpleType.INTEGER, null, -1, 1); 93 test(openMBeanParameterInfo, "default value"); 94 95 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 96 "name", "description", SimpleType.INTEGER, 0, null, 1); 97 test(openMBeanParameterInfo, "min value"); 98 99 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 100 "name", "description", SimpleType.INTEGER, 0, -1, null); 101 test(openMBeanParameterInfo, "max value"); 102 103 // ---- 104 System.out.println("\n---Testing on OpenMBeanParameterInfoSupport 2..."); 105 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 106 "name", "description", SimpleType.INTEGER, 1, new Integer[]{-1, 1, 2}); 107 108 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 109 "name", "description", SimpleType.INTEGER, null, new Integer[]{-1, 1, 2}); 110 test(openMBeanParameterInfo, "default value"); 111 112 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 113 "name", "description", SimpleType.INTEGER, 1, null); 114 test(openMBeanParameterInfo, "legal values"); 115 116 // ---- 117 System.out.println("\n---Testing on OpenMBeanInfoSupport..."); 118 String className = "toto"; 119 String description = "titi"; 120 OpenMBeanAttributeInfo[] attrInfos = new OpenMBeanAttributeInfo[]{}; 121 OpenMBeanConstructorInfo[] constrInfos = new OpenMBeanConstructorInfo[]{}; 122 OpenMBeanOperationInfo[] operaInfos = new OpenMBeanOperationInfo[]{}; 123 MBeanNotificationInfo[] notifInfos = new MBeanNotificationInfo[]{}; 124 125 OpenMBeanInfo ominfo = new OpenMBeanInfoSupport(null, description, attrInfos, constrInfos, operaInfos, notifInfos); 126 test(ominfo, "class name"); 127 128 ominfo = new OpenMBeanInfoSupport(className, null, attrInfos, constrInfos, operaInfos, notifInfos); 129 test(ominfo, "description"); 130 131 ominfo = new OpenMBeanInfoSupport(className, description, null, constrInfos, operaInfos, notifInfos); 132 test(ominfo, "attrInfos"); 133 134 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, null, operaInfos, notifInfos); 135 test(ominfo, "constructor infos"); 136 137 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, constrInfos, null, notifInfos); 138 test(ominfo, "operation infos"); 139 140 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, constrInfos, operaInfos, null); 141 test(ominfo, "notif infos"); 142 143 if (failed > 0) { 144 throw new RuntimeException("Test failed: "+failed); 145 } else { 146 System.out.println("---Test: PASSED"); 147 } 148 } 149 150 private static void test(Object obj, String param) { 151 try { 152 obj.hashCode(); 153 System.out.println("OK-1: "+obj.getClass().getSimpleName()+ 154 ".hashCode worked with a null paramer: "+param); 155 } catch (NullPointerException npe) { 156 System.out.println("--->KO-1!!! "+obj.getClass().getSimpleName()+ 157 ".hashCode got NPE with null paramer: "+param); 158 npe.printStackTrace(); 159 failed++; 160 } 161 162 try { 163 obj.toString(); 164 System.out.println("OK-1: "+obj.getClass().getSimpleName()+ 165 ".toString worked with a null paramer: "+param); 166 } catch (NullPointerException npe) { 167 System.out.println("--->KO-1!!! "+obj.getClass().getSimpleName()+ 168 ".toString got NPE with null paramer: "+param); 169 npe.printStackTrace(); 170 failed++; 171 } 172 } 173 }