| /* |
| * Copyright (c) 2004, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 5001857 |
| * @summary Test queryNames() and queryMBeans() with a buggy DynamicMBean |
| * @author Daniel Fuchs |
| * |
| * @run clean MBeanInfoFailTest |
| * @run build MBeanInfoFailTest |
| * @run main MBeanInfoFailTest |
| */ |
| |
| import javax.management.*; |
| import java.util.*; |
| |
| public class MBeanInfoFailTest { |
| |
| public static class UnspeakableException extends RuntimeException { |
| public UnspeakableException(String unspeakableMessage) { |
| super(unspeakableMessage); |
| } |
| } |
| |
| public interface ThornyDevilMBean { |
| public boolean isDormant(); |
| public void setDormant(boolean sleep); |
| } |
| |
| public static class ThornyDevil |
| extends StandardMBean implements ThornyDevilMBean { |
| private boolean sleep=true; |
| public ThornyDevil() throws NotCompliantMBeanException { |
| super(ThornyDevilMBean.class); |
| } |
| public boolean isDormant() { |
| return this.sleep; |
| } |
| public void setDormant(boolean sleep) { |
| this.sleep = sleep; |
| } |
| public MBeanInfo getMBeanInfo() { |
| if (isDormant()) return super.getMBeanInfo(); |
| throw new UnspeakableException("The Thorny Devil has awoken!"); |
| } |
| } |
| |
| public static void printInstances(Set instances) { |
| for (Iterator it1 = instances.iterator(); it1.hasNext();) { |
| final ObjectInstance oi = (ObjectInstance)it1.next(); |
| final ObjectName on = oi.getObjectName(); |
| final String cn = oi.getClassName(); |
| System.err.println(String.valueOf(on) + ": class is " + cn); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| System.out.println("Test queryNames() and queryMBeans() with a "+ |
| "buggy DynamicMBean"); |
| try { |
| final MBeanServer server = MBeanServerFactory.createMBeanServer(); |
| |
| final ObjectName troubleKeeper = |
| new ObjectName("ThornyDevil:name=TroubleKeeper"); |
| final ObjectName troubleMaker = |
| new ObjectName("ThornyDevil:name=TroubleMaker"); |
| final ObjectName thornyPattern = |
| new ObjectName("ThornyDevil:*"); |
| |
| server.createMBean(ThornyDevil.class.getName(), |
| troubleKeeper); |
| server.createMBean(ThornyDevil.class.getName(), |
| troubleMaker); |
| |
| final MBeanInfo info1 = server.getMBeanInfo(troubleKeeper); |
| System.out.println(String.valueOf(troubleKeeper)+" is a " + |
| info1.getClassName()); |
| final MBeanInfo info2 = server.getMBeanInfo(troubleMaker); |
| System.out.println(String.valueOf(troubleMaker)+" is a " + |
| info2.getClassName()); |
| final Set thorny1 = server.queryNames(thornyPattern,null); |
| if (thorny1.size() != 2) { |
| System.err.println("queryNames(): " + |
| "Expected to find 2 ThornyDevils before" + |
| " trouble started! "); |
| System.err.println("Found "+thorny1.size()+" instead: "+ |
| thorny1); |
| System.exit(1); |
| } |
| final Set thornyM1 = server.queryMBeans(thornyPattern,null); |
| if (thornyM1.size() != 2) { |
| System.err.println("queryMBeans(): " + |
| "Expected to find 2 ThornyDevils before" + |
| " trouble started! "); |
| System.err.println("Found "+thornyM1.size()+" instead: "); |
| printInstances(thornyM1); |
| System.exit(2); |
| } |
| for (Iterator it1 = thornyM1.iterator(); it1.hasNext();) { |
| final ObjectInstance oi = (ObjectInstance)it1.next(); |
| final ObjectName on = oi.getObjectName(); |
| final String cn = oi.getClassName(); |
| if (cn == null || !ThornyDevil.class.getName(). |
| equals(cn)) { |
| System.err.println("Expected no trouble yet!"); |
| System.err.println(String.valueOf(on) + ": class is " + |
| cn); |
| System.exit(3); |
| } |
| System.out.println(String.valueOf(on) + ": class is " + cn); |
| } |
| |
| System.out.println("Starting trouble with "+troubleMaker+" ..."); |
| ThornyDevilMBean troubleMakerproxy = |
| (ThornyDevilMBean) MBeanServerInvocationHandler. |
| newProxyInstance(server, troubleMaker, ThornyDevilMBean.class, |
| false); |
| troubleMakerproxy.setDormant(false); |
| |
| try { |
| final MBeanInfo mbi = server.getMBeanInfo(troubleMaker); |
| System.err.println("No trouble started!: " + mbi); |
| System.exit(2); |
| } catch (Exception x) { |
| if (x.getCause() instanceof UnspeakableException) |
| System.out.println("Trouble started as expected: " |
| + x.getCause()); |
| else { |
| System.err.println("Unexpected trouble: " + x.getCause()); |
| x.printStackTrace(); |
| System.exit(3); |
| } |
| } |
| |
| final Set thorny2 = server.queryNames(thornyPattern,null); |
| if (thorny2.size() != 2) { |
| System.err.println("Expected to find 2 ThornyDevils after" + |
| " trouble started! "); |
| System.err.println("Found "+thorny2.size()+" instead: "+ |
| thorny2); |
| System.exit(4); |
| } |
| |
| final Set thornyM2 = server.queryMBeans(thornyPattern,null); |
| if (thornyM2.size() != 2) { |
| System.err.println("queryMBeans(): " + |
| "Expected to find 2 ThornyDevils after" + |
| " trouble started! "); |
| System.err.println("Found "+thornyM2.size()+" instead: "); |
| printInstances(thornyM2); |
| System.exit(5); |
| } |
| for (Iterator it1 = thornyM2.iterator(); it1.hasNext();) { |
| final ObjectInstance oi = (ObjectInstance)it1.next(); |
| final ObjectName on = oi.getObjectName(); |
| final String cn = oi.getClassName(); |
| if (!on.equals(troubleMaker)) { |
| if (cn == null || !ThornyDevil.class.getName(). |
| equals(cn)) { |
| System.err.println("Expected no trouble for " + on); |
| System.err.println(String.valueOf(on) + ": class is " + |
| cn); |
| System.exit(6); |
| } |
| } else { |
| if (cn != null) { |
| System.err.println("Expected trouble for " + on); |
| System.err.println(String.valueOf(on) + ": class is " + |
| cn); |
| System.exit(7); |
| } |
| } |
| System.out.println(String.valueOf(on) + ": class is " + cn); |
| } |
| |
| System.out.println("Ahahah! " + troubleMaker + |
| " successfully thwarted!"); |
| } catch( Exception x) { |
| System.err.println("Unexpected exception: " + x); |
| x.printStackTrace(); |
| System.exit(8); |
| } |
| } |
| |
| } |