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| Re: Got "The editor class could not be instantiated" when running org.eclipse.gef.examples [message #182438 is a reply to message #182410] |
Tue, 24 May 2005 23:49   |
Eclipse User |
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Originally posted by: none.us.ibm.com
Miaohua Xu wrote:
> Hi,
>
> My system is WinXP + Eclipse SDK 3.1M7 + GEF 3.1M7.
> Here is what I did to run org.eclipse.gef.examples.shapes:
>
> 1. Show plug-ins View
> 2. Chosse "org.eclipse.gef.examples.shapes" and import as source project
> 3. At navigator View, right click the shapes project and follow "Run As..."
> and then Eclipse Application
>
> 4. In the new Eclipse Platform, I create a new simple project named "a"
> 5. In the new Eclipse Platform, I create a new file with extention .shapes
> inside project "a"
>
> Then the Platform tried to invoke something, but returned error message:
> "Unable to create this part due to an internal error. Reason for the
> failure: The editor class could not be instantiated. This usually indicates
> that the editor's class name was mistyped in plugin.xml."
>
> Could someone help me?
>
> Regards,
> Miaohua Xu
>
> PS:
> The details of the error message are:
> "java.lang.ClassNotFoundException:
> org.eclipse.gef.examples.shapes.ShapesEditor
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.findCl ass(BundleLoader.java:403)
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.findCl ass(BundleLoader.java:350)
> at
> org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader. loadClass(AbstractClassLoader.java:74)
> at java.lang.ClassLoader.loadClass(Unknown Source)
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.loadCl ass(BundleLoader.java:275)
> at
> org.eclipse.osgi.framework.internal.core.BundleHost.loadClas s(BundleHost.java:227)
> at
> org.eclipse.osgi.framework.internal.core.AbstractBundle.load Class(AbstractBundle.java:1259)
> at
> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:152)
> at
> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:142)
> at
> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:129)
> at
> org.eclipse.core.internal.registry.ConfigurationElementHandl e.createExecutableExtension(ConfigurationElementHandle.java: 48)
> at org.eclipse.ui.internal.WorkbenchPlugin$1.run(WorkbenchPlugi n.java:239)
> at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator .java:69)
> at
> org.eclipse.ui.internal.WorkbenchPlugin.createExtension(Work benchPlugin.java:235)
> at
> org.eclipse.ui.internal.registry.EditorDescriptor.createEdit or(EditorDescriptor.java:252)
> at org.eclipse.ui.internal.EditorManager.createPart(EditorManag er.java:803)
> at
> org.eclipse.ui.internal.EditorReference.createPartHelper(Edi torReference.java:535)
> at
> org.eclipse.ui.internal.EditorReference.createPart(EditorRef erence.java:357)
> at
> org.eclipse.ui.internal.WorkbenchPartReference.getPart(Workb enchPartReference.java:559)
> at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:26 6)
> at
> org.eclipse.ui.internal.presentations.PresentablePart.setVis ible(PresentablePart.java:126)
> at
> org.eclipse.ui.internal.presentations.util.PresentablePartFo lder.select(PresentablePartFolder.java:268)
> at
> org.eclipse.ui.internal.presentations.util.LeftToRightTabOrd er.select(LeftToRightTabOrder.java:65)
> at
> org.eclipse.ui.internal.presentations.util.TabbedStackPresen tation.selectPart(TabbedStackPresentation.java:391)
> at
> org.eclipse.ui.internal.PartStack.refreshPresentationSelecti on(PartStack.java:1064)
> at org.eclipse.ui.internal.PartStack.setSelection(PartStack.jav a:1013)
> at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:12 22)
> at org.eclipse.ui.internal.PartStack.add(PartStack.java:406)
> at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:109 )
> at
> org.eclipse.ui.internal.EditorSashContainer.addEditor(Editor SashContainer.java:60)
> at
> org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorA reaHelper.java:212)
> at
> org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAre aHelper.java:202)
> at
> org.eclipse.ui.internal.EditorManager.createEditorTab(Editor Manager.java:719)
> at
> org.eclipse.ui.internal.EditorManager.openEditorFromDescript or(EditorManager.java:631)
> at org.eclipse.ui.internal.EditorManager.openEditor(EditorManag er.java:594)
> at
> org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched( WorkbenchPage.java:2254)
> at
> org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(Workben chPage.java:2185)
> at org.eclipse.ui.internal.WorkbenchPage.access$8(WorkbenchPage .java:2177)
> at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.ja va:2163)
> at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator .java:69)
> at
> org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPa ge.java:2158)
> at
> org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPa ge.java:2140)
> at org.eclipse.ui.ide.IDE.openEditor(IDE.java:371)
> at org.eclipse.ui.ide.IDE.openEditor(IDE.java:334)
> at
> org.eclipse.ui.wizards.newresource.BasicNewFileResourceWizar d.performFinish(BasicNewFileResourceWizard.java:100)
> at
> org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDi alog.java:676)
> at
> org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDi alog.java:349)
> at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.jav a:556)
> at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListe ner.java:89)
> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :82)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:842)
> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja va:2921)
> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java :2554)
> at org.eclipse.jface.window.Window.runEventLoop(Window.java:809 )
> at org.eclipse.jface.window.Window.open(Window.java:787)
> at
> org.eclipse.ui.internal.actions.NewWizardShortcutAction.run( NewWizardShortcutAction.java:110)
> at org.eclipse.jface.action.Action.runWithEvent(Action.java:996 )
> at
> org.eclipse.jface.action.ActionContributionItem.handleWidget Selection(ActionContributionItem.java:538)
> at
> org.eclipse.jface.action.ActionContributionItem.access$2(Act ionContributionItem.java:488)
> at
> org.eclipse.jface.action.ActionContributionItem$5.handleEven t(ActionContributionItem.java:400)
> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :82)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:842)
> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja va:2921)
> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java :2554)
> at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.jav a:1601)
> at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1565)
> at
> org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Work bench.java:315)
> at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.j ava:143)
> at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplicatio n.java:103)
> at
> org.eclipse.core.internal.runtime.PlatformActivator$1.run(Pl atformActivator.java:230)
> at
> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:371)
> at
> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:160)
> 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:330 )
> at org.eclipse.core.launcher.Main.basicRun(Main.java:274)
> at org.eclipse.core.launcher.Main.run(Main.java:977)
> at org.eclipse.core.launcher.Main.main(Main.java:952)
>
>
Goto the plugin.xml and make sure "Export entire library" is set instead
of the subset of packages. I think this is the problem if I vaguely
remember :)
Cheers,
~ Chris
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| Re: Got "The editor class could not be instantiated" when running org.eclipse.gef.examples [message #182445 is a reply to message #182438] |
Wed, 25 May 2005 02:13 |
 victor fiu
Messages: 37
Registered: July 2009 |
Member |
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Thank you for your reply!
I have solved the problem by creating a .shapes file in current project
without launching new application, the Eclipse invoked the Shapes Editor
automatically.
Thanks,
Miaohua Xu
"Chris Aniszczyk" <none@us.ibm.com> wrote in message
news:d70enm$736$1@news.eclipse.org...
> Miaohua Xu wrote:
>> Hi,
>>
>> My system is WinXP + Eclipse SDK 3.1M7 + GEF 3.1M7.
>> Here is what I did to run org.eclipse.gef.examples.shapes:
>>
>> 1. Show plug-ins View
>> 2. Chosse "org.eclipse.gef.examples.shapes" and import as source project
>> 3. At navigator View, right click the shapes project and follow "Run
>> As..." and then Eclipse Application
>>
>> 4. In the new Eclipse Platform, I create a new simple project named "a"
>> 5. In the new Eclipse Platform, I create a new file with extention
>> .shapes inside project "a"
>>
>> Then the Platform tried to invoke something, but returned error message:
>> "Unable to create this part due to an internal error. Reason for the
>> failure: The editor class could not be instantiated. This usually
>> indicates that the editor's class name was mistyped in plugin.xml."
>>
>> Could someone help me?
>>
>> Regards,
>> Miaohua Xu
>>
>> PS:
>> The details of the error message are:
>> "java.lang.ClassNotFoundException:
>> org.eclipse.gef.examples.shapes.ShapesEditor
>> at
>> org.eclipse.osgi.framework.internal.core.BundleLoader.findCl ass(BundleLoader.java:403)
>> at
>> org.eclipse.osgi.framework.internal.core.BundleLoader.findCl ass(BundleLoader.java:350)
>> at
>> org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader. loadClass(AbstractClassLoader.java:74)
>> at java.lang.ClassLoader.loadClass(Unknown Source)
>> at
>> org.eclipse.osgi.framework.internal.core.BundleLoader.loadCl ass(BundleLoader.java:275)
>> at
>> org.eclipse.osgi.framework.internal.core.BundleHost.loadClas s(BundleHost.java:227)
>> at
>> org.eclipse.osgi.framework.internal.core.AbstractBundle.load Class(AbstractBundle.java:1259)
>> at
>> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:152)
>> at
>> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:142)
>> at
>> org.eclipse.core.internal.registry.ConfigurationElement.crea teExecutableExtension(ConfigurationElement.java:129)
>> at
>> org.eclipse.core.internal.registry.ConfigurationElementHandl e.createExecutableExtension(ConfigurationElementHandle.java: 48)
>> at
>> org.eclipse.ui.internal.WorkbenchPlugin$1.run(WorkbenchPlugi n.java:239)
>> at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator .java:69)
>> at
>> org.eclipse.ui.internal.WorkbenchPlugin.createExtension(Work benchPlugin.java:235)
>> at
>> org.eclipse.ui.internal.registry.EditorDescriptor.createEdit or(EditorDescriptor.java:252)
>> at
>> org.eclipse.ui.internal.EditorManager.createPart(EditorManag er.java:803)
>> at
>> org.eclipse.ui.internal.EditorReference.createPartHelper(Edi torReference.java:535)
>> at
>> org.eclipse.ui.internal.EditorReference.createPart(EditorRef erence.java:357)
>> at
>> org.eclipse.ui.internal.WorkbenchPartReference.getPart(Workb enchPartReference.java:559)
>> at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:26 6)
>> at
>> org.eclipse.ui.internal.presentations.PresentablePart.setVis ible(PresentablePart.java:126)
>> at
>> org.eclipse.ui.internal.presentations.util.PresentablePartFo lder.select(PresentablePartFolder.java:268)
>> at
>> org.eclipse.ui.internal.presentations.util.LeftToRightTabOrd er.select(LeftToRightTabOrder.java:65)
>> at
>> org.eclipse.ui.internal.presentations.util.TabbedStackPresen tation.selectPart(TabbedStackPresentation.java:391)
>> at
>> org.eclipse.ui.internal.PartStack.refreshPresentationSelecti on(PartStack.java:1064)
>> at org.eclipse.ui.internal.PartStack.setSelection(PartStack.jav a:1013)
>> at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:12 22)
>> at org.eclipse.ui.internal.PartStack.add(PartStack.java:406)
>> at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:109 )
>> at
>> org.eclipse.ui.internal.EditorSashContainer.addEditor(Editor SashContainer.java:60)
>> at
>> org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorA reaHelper.java:212)
>> at
>> org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAre aHelper.java:202)
>> at
>> org.eclipse.ui.internal.EditorManager.createEditorTab(Editor Manager.java:719)
>> at
>> org.eclipse.ui.internal.EditorManager.openEditorFromDescript or(EditorManager.java:631)
>> at
>> org.eclipse.ui.internal.EditorManager.openEditor(EditorManag er.java:594)
>> at
>> org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched( WorkbenchPage.java:2254)
>> at
>> org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(Workben chPage.java:2185)
>> at
>> org.eclipse.ui.internal.WorkbenchPage.access$8(WorkbenchPage .java:2177)
>> at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.ja va:2163)
>> at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator .java:69)
>> at
>> org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPa ge.java:2158)
>> at
>> org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPa ge.java:2140)
>> at org.eclipse.ui.ide.IDE.openEditor(IDE.java:371)
>> at org.eclipse.ui.ide.IDE.openEditor(IDE.java:334)
>> at
>> org.eclipse.ui.wizards.newresource.BasicNewFileResourceWizar d.performFinish(BasicNewFileResourceWizard.java:100)
>> at
>> org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDi alog.java:676)
>> at
>> org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDi alog.java:349)
>> at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.jav a:556)
>> at
>> org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListe ner.java:89)
>> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :82)
>> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:842)
>> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja va:2921)
>> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java :2554)
>> at org.eclipse.jface.window.Window.runEventLoop(Window.java:809 )
>> at org.eclipse.jface.window.Window.open(Window.java:787)
>> at
>> org.eclipse.ui.internal.actions.NewWizardShortcutAction.run( NewWizardShortcutAction.java:110)
>> at org.eclipse.jface.action.Action.runWithEvent(Action.java:996 )
>> at
>> org.eclipse.jface.action.ActionContributionItem.handleWidget Selection(ActionContributionItem.java:538)
>> at
>> org.eclipse.jface.action.ActionContributionItem.access$2(Act ionContributionItem.java:488)
>> at
>> org.eclipse.jface.action.ActionContributionItem$5.handleEven t(ActionContributionItem.java:400)
>> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :82)
>> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:842)
>> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja va:2921)
>> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java :2554)
>> at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.jav a:1601)
>> at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1565)
>> at
>> org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Work bench.java:315)
>> at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.j ava:143)
>> at
>> org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplicatio n.java:103)
>> at
>> org.eclipse.core.internal.runtime.PlatformActivator$1.run(Pl atformActivator.java:230)
>> at
>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:371)
>> at
>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:160)
>> 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:330 )
>> at org.eclipse.core.launcher.Main.basicRun(Main.java:274)
>> at org.eclipse.core.launcher.Main.run(Main.java:977)
>> at org.eclipse.core.launcher.Main.main(Main.java:952)
>>
>>
>
> Goto the plugin.xml and make sure "Export entire library" is set instead
> of the subset of packages. I think this is the problem if I vaguely
> remember :)
>
> Cheers,
>
> ~ Chris
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