/*
* Copyright (c) 2004, 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.
*
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*/
/*
* @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);
}
}
}