Project: JDT
Bug 212734 [jar exporter] NPE when saying 'No' to replace confirmation dialog
Reported: 2007-12-12 06:57:32 | Status: resolved fixed

I20071212-0010 - Export > JAR File - try to export to an existing jar - click 'No' in the 'Confirm Replace' dialog => error dialog and log entry: Error Wed Dec 12 12:48:25 CET 2007 Internal Error java.lang.reflect.InvocationTargetException at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:388) at org.eclipse.jface.wizard.WizardDialog.run(WizardDialog.java:934) at org.eclipse.jdt.internal.ui.jarpackager.JarPackageWizard.executeExportOperation(JarPackageWizard.java:160) at org.eclipse.jdt.internal.ui.jarpackager.JarPackageWizard.performFinish(JarPackageWizard.java:260) at org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:742) at org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDialog.java:373) at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:623) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:227) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3750) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3361) at org.eclipse.jface.window.Window.runEventLoop(Window.java:825) at org.eclipse.jface.window.Window.open(Window.java:801) at org.eclipse.ui.internal.handlers.WizardHandler$Export.executeHandler(WizardHandler.java:103) at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:280) at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:240) at org.eclipse.core.commands.Command.executeWithChecks(Command.java:475) at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:470) at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:165) at org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:247) at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:157) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:582) at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:499) at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:410) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3750) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3361) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2381) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2345) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2211) at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:473) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:468) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:362) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:175) 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:597) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:561) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:501) at org.eclipse.equinox.launcher.Main.run(Main.java:1239) at org.eclipse.equinox.launcher.Main.main(Main.java:1215) Caused by: java.lang.NullPointerException at org.eclipse.jdt.internal.ui.jarpackager.PlainJarBuilder.close(PlainJarBuilder.java:82) at org.eclipse.jdt.internal.ui.jarpackager.JarFileExportOperation.singleRun(JarFileExportOperation.java:906) at org.eclipse.jdt.internal.ui.jarpackager.JarFileExportOperation.execute(JarFileExportOperation.java:870) at org.eclipse.ui.actions.WorkspaceModifyOperation$1.run(WorkspaceModifyOperation.java:104) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800) at org.eclipse.ui.actions.WorkspaceModifyOperation.run(WorkspaceModifyOperation.java:116) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) Root exception: java.lang.NullPointerException at org.eclipse.jdt.internal.ui.jarpackager.PlainJarBuilder.close(PlainJarBuilder.java:82) at org.eclipse.jdt.internal.ui.jarpackager.JarFileExportOperation.singleRun(JarFileExportOperation.java:906) at org.eclipse.jdt.internal.ui.jarpackager.JarFileExportOperation.execute(JarFileExportOperation.java:870) at org.eclipse.ui.actions.WorkspaceModifyOperation$1.run(WorkspaceModifyOperation.java:104) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800) at org.eclipse.ui.actions.WorkspaceModifyOperation.run(WorkspaceModifyOperation.java:116) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119)

Files changed in fix:
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/jarpackager/PlainJarBuilder.java