[IVYDE-386] ClassCastException on Menu Display, IvyDE 2.3.0 beta1, Eclipse Oxygen.2

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: master
• Fix Version/s: master

Environment

Windows 10
IvyDE 2.3.0 beta1-201711082032-jenkins-344
eclipse.buildId=4.7.2.M20171130-0510
java.version=1.8.0_144
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments: -product org.eclipse.epp.package.jee.product -product org.eclipse.epp.package.jee.product -product org.eclipse.epp.package.jee.product --clean
Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.jee.product -product org.eclipse.epp.package.jee.product -data file:// -product org.eclipse.epp.package.jee.product --clean

• Assignee: Jaikiran Pai
• Reporter: Jonathon Lamon
• Created: 20/Dec/17 16:25
• Updated: 01/Mar/18 16:16
• Resolved: 01/Mar/18 10:25

Description

When opening a context menu on Eclipse a project or file the following error occurs.

[code]
org.eclipse.e4.core.di.InjectionException: java.lang.ClassCastException: org.eclipse.ui.menus.CommandContributionItem cannot be cast to org.eclipse.jface.action.MenuManager
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:65)
at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:64)
at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233)
at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:144)
at org.eclipse.swt.widgets.Display.syncExec(Display.java:4889)
at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:212)
at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:61)
at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201)
at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197)
at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1)
at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135)
at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78)
at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39)
at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:52)
at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60)
at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374)
at org.eclipse.emf.ecore.util.EcoreEList.dispatchNotification(EcoreEList.java:249)
at org.eclipse.emf.common.notify.impl.NotifyingListImpl.addUnique(NotifyingListImpl.java:356)
at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList.java:343)
at org.eclipse.e4.ui.workbench.renderers.swt.ContributionRecord.mergeIntoModel(ContributionRecord.java:250)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.processAddition(MenuManagerRenderer.java:546)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.generateContributions(MenuManagerRenderer.java:525)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.processContributions(MenuManagerRenderer.java:493)
at org.eclipse.ui.internal.PopupMenuExtender.addMenuContributions(PopupMenuExtender.java:410)
at org.eclipse.ui.internal.PopupMenuExtender.menuAboutToShow(PopupMenuExtender.java:382)
at org.eclipse.jface.action.MenuManager.fireAboutToShow(MenuManager.java:339)
at org.eclipse.jface.action.MenuManager.handleAboutToShow(MenuManager.java:470)
at org.eclipse.jface.action.MenuManager.access$1(MenuManager.java:465)
at org.eclipse.jface.action.MenuManager$2.menuShown(MenuManager.java:497)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:256)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:86)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4428)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1084)
at org.eclipse.swt.widgets.Control.WM_INITMENUPOPUP(Control.java:5204)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4872)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1657)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5178)
at org.eclipse.swt.internal.win32.OS.TrackPopupMenu(Native Method)
at org.eclipse.swt.widgets.Menu._setVisible(Menu.java:262)
at org.eclipse.swt.widgets.Display.runPopups(Display.java:4279)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1150)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1039)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:680)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:594)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:151)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
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.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1499)
Caused by: java.lang.ClassCastException: org.eclipse.ui.menus.CommandContributionItem cannot be cast to org.eclipse.jface.action.MenuManager
at org.apache.ivyde.internal.eclipse.ui.menu.IvyMenuContributionItem.fillMenu(IvyMenuContributionItem.java:196)
at org.apache.ivyde.internal.eclipse.ui.menu.IvyMenuContributionItem.addCommand(IvyMenuContributionItem.java:188)
at org.apache.ivyde.internal.eclipse.ui.menu.IvyMenuContributionItem.getContributionItems(IvyMenuContributionItem.java:179)
at org.eclipse.ui.actions.CompoundContributionItem.getContributionItemsToFill(CompoundContributionItem.java:80)
at org.eclipse.ui.actions.CompoundContributionItem.fill(CompoundContributionItem.java:54)
at org.eclipse.ui.internal.menus.DynamicMenuContributionItem.fill(DynamicMenuContributionItem.java:147)
at org.eclipse.jface.action.MenuManager.doItemFill(MenuManager.java:728)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:810)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:669)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.scheduleManagerUpdate(MenuManagerRenderer.java:1214)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.processContents(MenuManagerRenderer.java:649)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRenderer.subscribeTopicChildAdded(MenuManagerRenderer.java:324)
at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
... 67 more
[/code]

Issue Links

• links to: GitHub Pull Request #7
• links to: GitHub Pull Request #8