[Mc4j-development] [ mc4j-Bugs-1046838 ] Add Watch on MBean attribute exception

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Bugs item #1046838, was opened at 2004-10-14 00:14
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You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=493495&aid=1046838&group_id=60228

Category: MBeans
Group: MC4J 1.2b7
Status: Open
Resolution: None
Priority: 5
Submitted By: Nobody/Anonymous (nobody)
Assigned to: Nobody/Anonymous (nobody)
Summary: Add Watch on MBean attribute exception

Initial Comment:
When i try to "Create Watch" on any MBean attribute.
The following exception is thrown. While JDK .15
MBeans, click on any MBean attribute and "Create watch".

OS : Linux, using jdk1.5 RC


ava.lang.reflect.InvocationTargetException
    at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:585)
    at
org.openide.util.actions.CallableSystemAction.invokeAction(CallableSystemAction.java:179)
    at
org.openide.util.actions.CallableSystemAction.access$000(CallableSystemAction.java:31)
    at
org.openide.util.actions.CallableSystemAction$ActionRunnable.doRun(CallableSystemAction.java:241)
    at
org.openide.util.actions.CallableSystemAction$2.run(CallableSystemAction.java:111)
    at org.openide.util.Task.run(Task.java:136)
    at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)
    at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:686)
Caused by: java.lang.NullPointerException
    at org.openide.nodes.Node.<init>(Node.java:158)
    at
org.openide.nodes.AbstractNode.<init>(AbstractNode.java:139)
    at
org.openide.nodes.AbstractNode.<init>(AbstractNode.java:124)
    at
org.mc4j.console.bean.attribute.watch.monitor.AbstractMonitorNode.<init>(AbstractMonitorNode.java:55)
    at
org.mc4j.console.bean.attribute.watch.monitor.BeanMonitorNode.<init>(BeanMonitorNode.java:85)
    at
org.mc4j.console.bean.attribute.watch.CreateMonitorAction.performAction(CreateMonitorAction.java:62)
    at
org.openide.util.actions.NodeAction$3.run(NodeAction.java:440)
    at
org.openide.util.actions.CallableSystemAction$ActionRunnable.actionPerformed(CallableSystemAction.java:247)
    at
org.netbeans.core.ModuleActions.invokeAction(ModuleActions.java:74)
[catch] ... 11 more
==>
java.lang.NullPointerException
    at org.openide.nodes.Node.<init>(Node.java:158)
    at
org.openide.nodes.AbstractNode.<init>(AbstractNode.java:139)
    at
org.openide.nodes.AbstractNode.<init>(AbstractNode.java:124)
    at
org.mc4j.console.bean.attribute.watch.monitor.AbstractMonitorNode.<init>(AbstractMonitorNode.java:55)
    at
org.mc4j.console.bean.attribute.watch.monitor.BeanMonitorNode.<init>(BeanMonitorNode.java:85)
    at
org.mc4j.console.bean.attribute.watch.CreateMonitorAction.performAction(CreateMonitorAction.java:62)
    at
org.openide.util.actions.NodeAction$3.run(NodeAction.java:440)
    at
org.openide.util.actions.CallableSystemAction$ActionRunnable.actionPerformed(CallableSystemAction.java:247)
    at
org.netbeans.core.ModuleActions.invokeAction(ModuleActions.java:74)
    at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:585)
    at
org.openide.util.actions.CallableSystemAction.invokeAction(CallableSystemAction.java:179)
    at
org.openide.util.actions.CallableSystemAction.access$000(CallableSystemAction.java:31)
    at
org.openide.util.actions.CallableSystemAction$ActionRunnable.doRun(CallableSystemAction.java:241)
    at
org.openide.util.actions.CallableSystemAction$2.run(CallableSystemAction.java:111)
    at org.openide.util.Task.run(Task.java:136)
    at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)
[catch] at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:686)

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