1 /* 2 * Copyright (c) 2013, 2015, 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 * @modules java.management 44 * @run clean OpenMBeanInfoHashCodeNPETest 45 * @run build OpenMBeanInfoHashCodeNPETest 46 * @run main OpenMBeanInfoHashCodeNPETest 47 */ 48 public class OpenMBeanInfoHashCodeNPETest { 49 private static int failed = 0; 50 51 public static void main(String[] args) throws Exception { 52 System.out.println("---OpenMBeanInfoHashCodeNPETest-main ..."); 53 54 // ---- 55 System.out.println("\n---Testing on OpenMBeanInfohashCodeTest..."); 56 OpenMBeanAttributeInfo openMBeanAttributeInfo = new OpenMBeanAttributeInfoSupport( 57 "name", "description", SimpleType.INTEGER, true, true, false, null, new Integer[]{1, 2, 3}); 58 test(openMBeanAttributeInfo, "defaultValue"); 59 60 openMBeanAttributeInfo = new OpenMBeanAttributeInfoSupport( 61 "name", "description", SimpleType.INTEGER, true, true, false, 1, null); 62 test(openMBeanAttributeInfo, "legalValues"); 63 64 // ---- 65 System.out.println("\n---Testing on OpenMBeanConstructorInfoSupport..."); 66 OpenMBeanConstructorInfo openMBeanConstructorInfo; 67 68 openMBeanConstructorInfo = new OpenMBeanConstructorInfoSupport( 69 "name", "description", null, new DescriptorSupport()); 70 test(openMBeanConstructorInfo, "sigs"); 71 72 openMBeanConstructorInfo = new OpenMBeanConstructorInfoSupport( 73 "name", "description", new OpenMBeanParameterInfo[]{}, null); 74 test(openMBeanConstructorInfo, "Descriptor"); 75 76 // ---- 77 System.out.println("\n---Testing on OpenMBeanOperationInfoSupport..."); 78 OpenMBeanOperationInfo openMBeanOperationInfo; 79 80 openMBeanOperationInfo = new OpenMBeanOperationInfoSupport( 81 "name", "description", null, SimpleType.INTEGER, 1, new DescriptorSupport()); 82 test(openMBeanOperationInfo, "sigs"); 83 84 openMBeanOperationInfo = new OpenMBeanOperationInfoSupport( 85 "name", "description", new OpenMBeanParameterInfo[]{}, SimpleType.INTEGER, 1, null); 86 test(openMBeanOperationInfo, "Descriptor"); 87 88 // ---- 89 System.out.println("\n---Testing on OpenMBeanParameterInfoSupport 1..."); 90 OpenMBeanParameterInfo openMBeanParameterInfo; 91 92 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 93 "name", "description", SimpleType.INTEGER, null, -1, 1); 94 test(openMBeanParameterInfo, "default value"); 95 96 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 97 "name", "description", SimpleType.INTEGER, 0, null, 1); 98 test(openMBeanParameterInfo, "min value"); 99 100 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 101 "name", "description", SimpleType.INTEGER, 0, -1, null); 102 test(openMBeanParameterInfo, "max value"); 103 104 // ---- 105 System.out.println("\n---Testing on OpenMBeanParameterInfoSupport 2..."); 106 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 107 "name", "description", SimpleType.INTEGER, 1, new Integer[]{-1, 1, 2}); 108 109 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 110 "name", "description", SimpleType.INTEGER, null, new Integer[]{-1, 1, 2}); 111 test(openMBeanParameterInfo, "default value"); 112 113 openMBeanParameterInfo = new OpenMBeanParameterInfoSupport( 114 "name", "description", SimpleType.INTEGER, 1, null); 115 test(openMBeanParameterInfo, "legal values"); 116 117 // ---- 118 System.out.println("\n---Testing on OpenMBeanInfoSupport..."); 119 String className = "toto"; 120 String description = "titi"; 121 OpenMBeanAttributeInfo[] attrInfos = new OpenMBeanAttributeInfo[]{}; 122 OpenMBeanConstructorInfo[] constrInfos = new OpenMBeanConstructorInfo[]{}; 123 OpenMBeanOperationInfo[] operaInfos = new OpenMBeanOperationInfo[]{}; 124 MBeanNotificationInfo[] notifInfos = new MBeanNotificationInfo[]{}; 125 126 OpenMBeanInfo ominfo = new OpenMBeanInfoSupport(null, description, attrInfos, constrInfos, operaInfos, notifInfos); 127 test(ominfo, "class name"); 128 129 ominfo = new OpenMBeanInfoSupport(className, null, attrInfos, constrInfos, operaInfos, notifInfos); 130 test(ominfo, "description"); 131 132 ominfo = new OpenMBeanInfoSupport(className, description, null, constrInfos, operaInfos, notifInfos); 133 test(ominfo, "attrInfos"); 134 135 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, null, operaInfos, notifInfos); 136 test(ominfo, "constructor infos"); 137 138 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, constrInfos, null, notifInfos); 139 test(ominfo, "operation infos"); 140 141 ominfo = new OpenMBeanInfoSupport(className, description, attrInfos, constrInfos, operaInfos, null); 142 test(ominfo, "notif infos"); 143 144 if (failed > 0) { 145 throw new RuntimeException("Test failed: "+failed); 146 } else { 147 System.out.println("---Test: PASSED"); 148 } 149 } 150 151 private static void test(Object obj, String param) { 152 try { 153 obj.hashCode(); 154 System.out.println("OK-1: "+obj.getClass().getSimpleName()+ 155 ".hashCode worked with a null paramer: "+param); 156 } catch (NullPointerException npe) { 157 System.out.println("--->KO-1!!! "+obj.getClass().getSimpleName()+ 158 ".hashCode got NPE with null paramer: "+param); 159 npe.printStackTrace(); 160 failed++; 161 } 162 163 try { 164 obj.toString(); 165 System.out.println("OK-1: "+obj.getClass().getSimpleName()+ 166 ".toString worked with a null paramer: "+param); 167 } catch (NullPointerException npe) { 168 System.out.println("--->KO-1!!! "+obj.getClass().getSimpleName()+ 169 ".toString got NPE with null paramer: "+param); 170 npe.printStackTrace(); 171 failed++; 172 } 173 } 174 }