NullPointerException in ConfigurationHelper when deleting file from Eclipse
project with DSO nature
---------------------------------------------------------------------------------------------------
Key: CDV-308
URL: https://jira.terracotta.org/jira//browse/CDV-308
Project: Community Development
Issue Type: Bug
Components: Eclipse Plugin
Affects Versions: 2.4-stable0
Reporter: Albert Strasheim
Assigned To: Issue Review Board
I tried to delete a class from my Eclipse project with the Terracotta DSO
nature enabled and got the following error:
Participant org.terracotta.dso.deleteTypeParticipant removed due to the
following exception
java.lang.NullPointerException
at
org.terracotta.dso.ConfigurationHelper.testRemoveDsoApplication(ConfigurationHelper.java:3584)
at
org.terracotta.dso.ConfigurationHelper.testRemoveInstrumentedClasses(ConfigurationHelper.java:3694)
at
org.terracotta.dso.ConfigurationHelper.internalEnsureNotAdaptable(ConfigurationHelper.java:603)
at
org.terracotta.dso.ConfigurationHelper.baseEnsureNotAdaptable(ConfigurationHelper.java:560)
at
org.terracotta.dso.refactoring.DeleteTypeChange.perform(DeleteTypeChange.java:84)
at
org.eclipse.ltk.core.refactoring.CompositeChange.perform(CompositeChange.java:278)
at
org.eclipse.ltk.core.refactoring.CompositeChange.perform(CompositeChange.java:278)
at
org.eclipse.ltk.core.refactoring.PerformChangeOperation$1.run(PerformChangeOperation.java:232)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1737)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1719)
at
org.eclipse.ltk.core.refactoring.PerformChangeOperation.executeChange(PerformChangeOperation.java:280)
at
org.eclipse.ltk.internal.ui.refactoring.UIPerformChangeOperation.access$1(UIPerformChangeOperation.java:1)
at
org.eclipse.ltk.internal.ui.refactoring.UIPerformChangeOperation$1.run(UIPerformChangeOperation.java:66)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at
org.eclipse.ltk.internal.ui.refactoring.UIPerformChangeOperation$2.run(UIPerformChangeOperation.java:84)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:123)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3325)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2971)
at
org.eclipse.jface.operation.ModalContext$ModalContextThread.block(ModalContext.java:158)
at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:326)
at
org.eclipse.ltk.internal.ui.refactoring.RefactoringWizardDialog2.run(RefactoringWizardDialog2.java:304)
at
org.eclipse.ltk.ui.refactoring.RefactoringWizard.internalPerformFinish(RefactoringWizard.java:545)
at
org.eclipse.ltk.ui.refactoring.UserInputWizardPage.performFinish(UserInputWizardPage.java:154)
at
org.eclipse.jdt.internal.ui.refactoring.reorg.DeleteWizard$DeleteInputPage.performFinish(DeleteWizard.java:177)
at
org.eclipse.ltk.ui.refactoring.RefactoringWizard.performFinish(RefactoringWizard.java:611)
at
org.eclipse.ltk.internal.ui.refactoring.RefactoringWizardDialog2.okPressed(RefactoringWizardDialog2.java:433)
at org.eclipse.jface.dialogs.Dialog.buttonPressed(Dialog.java:508)
at org.eclipse.jface.dialogs.Dialog$3.widgetSelected(Dialog.java:660)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:90)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3348)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2968)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:820)
at org.eclipse.jface.window.Window.open(Window.java:796)
at
org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation$1.run(RefactoringWizardOpenOperation.java:132)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
at
org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation.run(RefactoringWizardOpenOperation.java:145)
at
org.eclipse.jdt.internal.ui.refactoring.actions.RefactoringStarter.activate(RefactoringStarter.java:40)
at
org.eclipse.jdt.internal.ui.refactoring.UserInterfaceStarter.activate(UserInterfaceStarter.java:56)
at
org.eclipse.jdt.internal.corext.refactoring.RefactoringExecutionStarter.startDeleteRefactoring(RefactoringExecutionStarter.java:229)
at
org.eclipse.jdt.internal.ui.refactoring.reorg.DeleteAction.run(DeleteAction.java:83)
at
org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:267)
at
org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:243)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:499)
at org.eclipse.ui.actions.RetargetAction.runWithEvent(RetargetAction.java:229)
at org.eclipse.jface.commands.ActionHandler.execute(ActionHandler.java:119)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:461)
at
org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:424)
at
org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:160)
at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:466)
at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:799)
at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:846)
at
org.eclipse.ui.internal.keys.OutOfOrderListener.handleEvent(OutOfOrderListener.java:76)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:937)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:965)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:961)
at org.eclipse.swt.widgets.Widget.wmKeyDown(Widget.java:1560)
at org.eclipse.swt.widgets.Control.WM_KEYDOWN(Control.java:3567)
at org.eclipse.swt.widgets.Tree.WM_KEYDOWN(Tree.java:4895)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3275)
at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:4785)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:1925)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2966)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1914)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1878)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:419)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95)
at
org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.Main.main(Main.java:952)
The class was more or less empty, i.e., no methods were defined.
My tc-config.xml:
<?xml version="1.0" encoding="UTF-8"?>
<tc:tc-config xmlns:tc="http://www.terracotta.org/config";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://www.terracotta.org/schema/terracotta-3.xsd";>
<servers>
<server host="%i" name="localhost">
<dso-port>9510</dso-port>
<jmx-port>9520</jmx-port>
<data>terracotta/server-data</data>
<logs>terracotta/server-logs</logs>
</server>
</servers>
<clients>
<logs>terracotta/client-logs/%D</logs>
</clients>
<application>
<dso>
<instrumented-classes>
<include>
<class-expression>
foo..*
</class-expression>
</include>
</instrumented-classes>
<roots>
<root>
<field-name>
foo.Foo.queue
</field-name>
</root>
</roots>
</dso>
</application>
</tc:tc-config>
I'm using version 2.4.0.r3493_v20070605 of the plugin, installed through the
update site a few days ago.
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