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Bug 26624 - NPE and/or ClassCastException when clicking in an Editor window while Tomcat menu is open
Summary: NPE and/or ClassCastException when clicking in an Editor window while Tomcat ...
Status: VERIFIED FIXED
Alias: None
Product: serverplugins
Classification: Unclassified
Component: Tomcat (show other bugs)
Version: 3.x
Hardware: PC Windows ME/2000
: P3 blocker (vote)
Assignee: Petr Jiricka
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2002-08-19 22:21 UTC by Isaac Arias
Modified: 2003-02-20 13:47 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter:

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Description Isaac Arias 2002-08-19 22:21:13 UTC 
To reproduce, click on the Runtime tab. Expand Server 
Registry > Installed Servers > Tomcat 4.0 > Internal.

Right-click on Internal to pop-up the menu. while the menu 
is open, click on an open Editor window.

I currently get the following exceptions:

java.lang.ClassCastException: 
org.netbeans.modules.java.JavaNode
        at 
org.netbeans.modules.tomcat.tomcat40.StopServerAction.enabl
e(StopServerAction.java:68)
        at org.openide.util.actions.NodeAction.isEnabled
(NodeAction.java:118)
        at org.openide.awt.Actions$MenuBridge.updateState
(Actions.java:508)
        at org.openide.awt.Actions$1.run(Actions.java:327)
        at org.openide.util.Mutex.doEvent(Mutex.java:897)
        at org.openide.util.Mutex.readAccess
(Mutex.java:230)
        at org.openide.awt.Actions$Bridge.propertyChange
(Actions.java:325)
        at 
java.beans.PropertyChangeSupport.firePropertyChange
(PropertyChangeSupport.java:252)
        at 
org.openide.util.SharedClassObject.firePropertyChange
(SharedClassObject.java:373)
        at 
org.openide.util.actions.NodeAction.maybeFireEnabledChange
(NodeAction.java:246)
        at 
org.openide.util.actions.NodeAction$NodesL.forget
(NodeAction.java:364)
        at 
org.openide.util.actions.NodeAction$NodesL.update
(NodeAction.java:339)
        at 
org.openide.util.actions.NodeAction$NodesL.propertyChange
(NodeAction.java:331)
        at 
java.beans.PropertyChangeSupport.firePropertyChange
(PropertyChangeSupport.java:252)
        at 
org.netbeans.core.windows.RegistryImpl.tryFireChanges
(RegistryImpl.java:366)
        at 
org.netbeans.core.windows.RegistryImpl.selectedNodesChanged
(RegistryImpl.java:322)
        at 
org.netbeans.core.windows.frames.DefaultContainerImpl.doAct
ivateComponent(DefaultContainerImpl.java:864)
        at 
org.netbeans.core.windows.frames.DefaultContainerImpl.react
ivateSelectedComponent(DefaultContainerImpl.java:1089)
        at 
org.netbeans.core.windows.frames.SplitContainerImpl$Activat
eTopComponentOnMouseClick.eventDispatched
(SplitContainerImpl.java:1032)
        at 
java.awt.Toolkit$SelectiveAWTEventListener.eventDispatched
(Toolkit.java:2114)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2008)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at 
java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched
(Toolkit.java:2007)
        at java.awt.Toolkit.notifyAWTEventListeners
(Toolkit.java:1966)
        at java.awt.Component.dispatchEventImpl
(Component.java:3441)
        at java.awt.Container.dispatchEventImpl
(Container.java:1437)
        at java.awt.Component.dispatchEvent
(Component.java:3367)
        at 
javax.swing.plaf.basic.BasicInternalFrameUI$GlassPaneDispat
cher.retargetMouseEvent(BasicInternalFrameUI.java:1379)
        at 
javax.swing.plaf.basic.BasicInternalFrameUI$GlassPaneDispat
cher.forwardMouseEvent(BasicInternalFrameUI.java:1305)
        at 
javax.swing.plaf.basic.BasicInternalFrameUI$GlassPaneDispat
cher.mousePressed(BasicInternalFrameUI.java:1245)
        at java.awt.AWTEventMulticaster.mousePressed
(AWTEventMulticaster.java:217)
        at java.awt.Component.processMouseEvent
(Component.java:5018)
        at java.awt.Component.processEvent
(Component.java:4818)
        at java.awt.Container.processEvent
(Container.java:1380)
        at java.awt.Component.dispatchEventImpl
(Component.java:3526)
        at java.awt.Container.dispatchEventImpl
(Container.java:1437)
        at java.awt.Component.dispatchEvent
(Component.java:3367)
        at 
java.awt.LightweightDispatcher.retargetMouseEvent
(Container.java:3214)
        at java.awt.LightweightDispatcher.processMouseEvent
(Container.java:2926)
        at java.awt.LightweightDispatcher.dispatchEvent
(Container.java:2859)
        at java.awt.Container.dispatchEventImpl
(Container.java:1423)
        at java.awt.Window.dispatchEventImpl
(Window.java:1566)
        at java.awt.Component.dispatchEvent
(Component.java:3367)
[catch] at java.awt.EventQueue.dispatchEvent
(EventQueue.java:445)
        at 
java.awt.EventDispatchThread.pumpOneEventForHierarchy
(EventDispatchThread.java:190)
        at 
java.awt.EventDispatchThread.pumpEventsForHierarchy
(EventDispatchThread.java:144)
        at java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:138)
        at java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:130)
        at java.awt.EventDispatchThread.run
(EventDispatchThread.java:98)


And...

java.lang.NullPointerException
        at 
org.netbeans.modules.tomcat.tomcat40.RestartServerAction.en
able(RestartServerAction.java:68)
        at org.openide.util.actions.NodeAction.isEnabled
(NodeAction.java:118)
        at org.openide.awt.Actions$MenuBridge.updateState
(Actions.java:508)
        at org.openide.awt.Actions$1.run(Actions.java:327)
        at org.openide.util.Mutex.doEvent(Mutex.java:897)
        at org.openide.util.Mutex.readAccess
(Mutex.java:230)
        at org.openide.awt.Actions$Bridge.propertyChange
(Actions.java:325)
        at 
java.beans.PropertyChangeSupport.firePropertyChange
(PropertyChangeSupport.java:252)
        at 
org.openide.util.SharedClassObject.firePropertyChange
(SharedClassObject.java:373)
        at 
org.openide.util.actions.NodeAction.maybeFireEnabledChange
(NodeAction.java:246)
        at 
org.openide.util.actions.NodeAction$NodesL.forget
(NodeAction.java:364)
        at 
org.openide.util.actions.NodeAction$NodesL.update
(NodeAction.java:339)
        at 
org.openide.util.actions.NodeAction$NodesL.propertyChange
(NodeAction.java:331)
        at 
java.beans.PropertyChangeSupport.firePropertyChange
(PropertyChangeSupport.java:252)
        at 
org.netbeans.core.windows.RegistryImpl.tryFireChanges
(RegistryImpl.java:362)
        at 
org.netbeans.core.windows.RegistryImpl.selectedNodesChanged
(RegistryImpl.java:322)
        at 
org.netbeans.core.windows.WindowManagerImpl$TopComponentMan
ager.setActivatedNodes(WindowManagerImpl.java:1833)
        at 
org.openide.windows.TopComponent.setActivatedNodes
(TopComponent.java:168)
        at 
org.netbeans.modules.java.JavaEditor$JavaEditorComponent.se
lectElementsAtOffset(JavaEditor.java:1056)
        at 
org.netbeans.modules.java.JavaEditor$10.actionPerformed
(JavaEditor.java:1090)
        at javax.swing.Timer.fireActionPerformed
(Timer.java:271)
[catch] at javax.swing.Timer$DoPostEvent.run
(Timer.java:201)
        at java.awt.event.InvocationEvent.dispatch
(InvocationEvent.java:178)
        at java.awt.EventQueue.dispatchEvent
(EventQueue.java:443)
        at 
java.awt.EventDispatchThread.pumpOneEventForHierarchy
(EventDispatchThread.java:190)
        at 
java.awt.EventDispatchThread.pumpEventsForHierarchy
(EventDispatchThread.java:144)
        at java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:138)
        at java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:130)
        at java.awt.EventDispatchThread.run
(EventDispatchThread.java:98)
Comment 1 Damian Frach 2002-09-06 18:54:15 UTC 
the instanceof check will be add
Comment 2 _ rkubacki 2003-02-17 13:51:47 UTC 
NPE is already fixed and also CCE should not occur.
Comment 3 Oleg Khokhlov 2003-02-20 13:47:21 UTC 
Verified in S1S 5 Standart Edition build 030217_1 and nb dev build
200302200100.
JDK 1.4.0_02