J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2004 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 5001857 |
| 27 | * @summary Test queryNames() and queryMBeans() with a buggy DynamicMBean |
| 28 | * @author Daniel Fuchs |
| 29 | * @run clean MBeanInfoFailTest |
| 30 | * @run build MBeanInfoFailTest |
| 31 | * @run main MBeanInfoFailTest |
| 32 | */ |
| 33 | |
| 34 | import javax.management.*; |
| 35 | import java.util.*; |
| 36 | |
| 37 | public class MBeanInfoFailTest { |
| 38 | |
| 39 | public static class UnspeakableException extends RuntimeException { |
| 40 | public UnspeakableException(String unspeakableMessage) { |
| 41 | super(unspeakableMessage); |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | public interface ThornyDevilMBean { |
| 46 | public boolean isDormant(); |
| 47 | public void setDormant(boolean sleep); |
| 48 | } |
| 49 | |
| 50 | public static class ThornyDevil |
| 51 | extends StandardMBean implements ThornyDevilMBean { |
| 52 | private boolean sleep=true; |
| 53 | public ThornyDevil() throws NotCompliantMBeanException { |
| 54 | super(ThornyDevilMBean.class); |
| 55 | } |
| 56 | public boolean isDormant() { |
| 57 | return this.sleep; |
| 58 | } |
| 59 | public void setDormant(boolean sleep) { |
| 60 | this.sleep = sleep; |
| 61 | } |
| 62 | public MBeanInfo getMBeanInfo() { |
| 63 | if (isDormant()) return super.getMBeanInfo(); |
| 64 | throw new UnspeakableException("The Thorny Devil has awoken!"); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | public static void printInstances(Set instances) { |
| 69 | for (Iterator it1 = instances.iterator(); it1.hasNext();) { |
| 70 | final ObjectInstance oi = (ObjectInstance)it1.next(); |
| 71 | final ObjectName on = oi.getObjectName(); |
| 72 | final String cn = oi.getClassName(); |
| 73 | System.err.println(String.valueOf(on) + ": class is " + cn); |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | public static void main(String[] args) throws Exception { |
| 78 | System.out.println("Test queryNames() and queryMBeans() with a "+ |
| 79 | "buggy DynamicMBean"); |
| 80 | try { |
| 81 | final MBeanServer server = MBeanServerFactory.createMBeanServer(); |
| 82 | |
| 83 | final ObjectName troubleKeeper = |
| 84 | new ObjectName("ThornyDevil:name=TroubleKeeper"); |
| 85 | final ObjectName troubleMaker = |
| 86 | new ObjectName("ThornyDevil:name=TroubleMaker"); |
| 87 | final ObjectName thornyPattern = |
| 88 | new ObjectName("ThornyDevil:*"); |
| 89 | |
| 90 | server.createMBean(ThornyDevil.class.getName(), |
| 91 | troubleKeeper); |
| 92 | server.createMBean(ThornyDevil.class.getName(), |
| 93 | troubleMaker); |
| 94 | |
| 95 | final MBeanInfo info1 = server.getMBeanInfo(troubleKeeper); |
| 96 | System.out.println(String.valueOf(troubleKeeper)+" is a " + |
| 97 | info1.getClassName()); |
| 98 | final MBeanInfo info2 = server.getMBeanInfo(troubleMaker); |
| 99 | System.out.println(String.valueOf(troubleMaker)+" is a " + |
| 100 | info2.getClassName()); |
| 101 | final Set thorny1 = server.queryNames(thornyPattern,null); |
| 102 | if (thorny1.size() != 2) { |
| 103 | System.err.println("queryNames(): " + |
| 104 | "Expected to find 2 ThornyDevils before" + |
| 105 | " trouble started! "); |
| 106 | System.err.println("Found "+thorny1.size()+" instead: "+ |
| 107 | thorny1); |
| 108 | System.exit(1); |
| 109 | } |
| 110 | final Set thornyM1 = server.queryMBeans(thornyPattern,null); |
| 111 | if (thornyM1.size() != 2) { |
| 112 | System.err.println("queryMBeans(): " + |
| 113 | "Expected to find 2 ThornyDevils before" + |
| 114 | " trouble started! "); |
| 115 | System.err.println("Found "+thornyM1.size()+" instead: "); |
| 116 | printInstances(thornyM1); |
| 117 | System.exit(2); |
| 118 | } |
| 119 | for (Iterator it1 = thornyM1.iterator(); it1.hasNext();) { |
| 120 | final ObjectInstance oi = (ObjectInstance)it1.next(); |
| 121 | final ObjectName on = oi.getObjectName(); |
| 122 | final String cn = oi.getClassName(); |
| 123 | if (cn == null || !ThornyDevil.class.getName(). |
| 124 | equals(cn)) { |
| 125 | System.err.println("Expected no trouble yet!"); |
| 126 | System.err.println(String.valueOf(on) + ": class is " + |
| 127 | cn); |
| 128 | System.exit(3); |
| 129 | } |
| 130 | System.out.println(String.valueOf(on) + ": class is " + cn); |
| 131 | } |
| 132 | |
| 133 | System.out.println("Starting trouble with "+troubleMaker+" ..."); |
| 134 | ThornyDevilMBean troubleMakerproxy = |
| 135 | (ThornyDevilMBean) MBeanServerInvocationHandler. |
| 136 | newProxyInstance(server, troubleMaker, ThornyDevilMBean.class, |
| 137 | false); |
| 138 | troubleMakerproxy.setDormant(false); |
| 139 | |
| 140 | try { |
| 141 | final MBeanInfo mbi = server.getMBeanInfo(troubleMaker); |
| 142 | System.err.println("No trouble started!: " + mbi); |
| 143 | System.exit(2); |
| 144 | } catch (Exception x) { |
| 145 | if (x.getCause() instanceof UnspeakableException) |
| 146 | System.out.println("Trouble started as expected: " |
| 147 | + x.getCause()); |
| 148 | else { |
| 149 | System.err.println("Unexpected trouble: " + x.getCause()); |
| 150 | x.printStackTrace(); |
| 151 | System.exit(3); |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | final Set thorny2 = server.queryNames(thornyPattern,null); |
| 156 | if (thorny2.size() != 2) { |
| 157 | System.err.println("Expected to find 2 ThornyDevils after" + |
| 158 | " trouble started! "); |
| 159 | System.err.println("Found "+thorny2.size()+" instead: "+ |
| 160 | thorny2); |
| 161 | System.exit(4); |
| 162 | } |
| 163 | |
| 164 | final Set thornyM2 = server.queryMBeans(thornyPattern,null); |
| 165 | if (thornyM2.size() != 2) { |
| 166 | System.err.println("queryMBeans(): " + |
| 167 | "Expected to find 2 ThornyDevils after" + |
| 168 | " trouble started! "); |
| 169 | System.err.println("Found "+thornyM2.size()+" instead: "); |
| 170 | printInstances(thornyM2); |
| 171 | System.exit(5); |
| 172 | } |
| 173 | for (Iterator it1 = thornyM2.iterator(); it1.hasNext();) { |
| 174 | final ObjectInstance oi = (ObjectInstance)it1.next(); |
| 175 | final ObjectName on = oi.getObjectName(); |
| 176 | final String cn = oi.getClassName(); |
| 177 | if (!on.equals(troubleMaker)) { |
| 178 | if (cn == null || !ThornyDevil.class.getName(). |
| 179 | equals(cn)) { |
| 180 | System.err.println("Expected no trouble for " + on); |
| 181 | System.err.println(String.valueOf(on) + ": class is " + |
| 182 | cn); |
| 183 | System.exit(6); |
| 184 | } |
| 185 | } else { |
| 186 | if (cn != null) { |
| 187 | System.err.println("Expected trouble for " + on); |
| 188 | System.err.println(String.valueOf(on) + ": class is " + |
| 189 | cn); |
| 190 | System.exit(7); |
| 191 | } |
| 192 | } |
| 193 | System.out.println(String.valueOf(on) + ": class is " + cn); |
| 194 | } |
| 195 | |
| 196 | System.out.println("Ahahah! " + troubleMaker + |
| 197 | " successfully thwarted!"); |
| 198 | } catch( Exception x) { |
| 199 | System.err.println("Unexpected exception: " + x); |
| 200 | x.printStackTrace(); |
| 201 | System.exit(8); |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | } |