java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput

Spring JIRA | Imported | 10 years ago
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  1. 0

    I get this exception when trying to open a flow definition using UI. Test done on a brand new install of europa and spring ide 2.0 (version: 2.0.0.v200706271108) By the way, I don't know if it could be related, when I right click on a flow and use open with / I get "%flowgraph.name" in the editor selection dialog box. Eclispe running with JRE 1.6 Dom {code} !ENTRY org.eclipse.ui 4 0 2007-07-04 17:01:26.505 !MESSAGE Unable to create editor ID org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor: An exception was thrown during initialization !STACK 0 java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput(WebflowEditor.java:781) at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.setInput(WebflowEditor.java:735) at org.eclipse.gef.ui.parts.GraphicalEditor.init(GraphicalEditor.java:318) at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:794) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:643) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592) at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:299) at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:179) at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268) at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:400) at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1256) at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1209) at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1604) at org.eclipse.ui.internal.PartStack.add(PartStack.java:499) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:103) at org.eclipse.ui.internal.PartStack.add(PartStack.java:485) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:112) at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:63) at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217) at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207) at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:774) at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:673) at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:634) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2719) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2633) at org.eclipse.ui.internal.WorkbenchPage.access####12(WorkbenchPage.java:2625) at org.eclipse.ui.internal.WorkbenchPage####10.run(WorkbenchPage.java:2577) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2572) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2556) at org.eclipse.ui.actions.OpenWithMenu.openEditor(OpenWithMenu.java:340) at org.eclipse.ui.actions.OpenWithMenu.access####0(OpenWithMenu.java:328) at org.eclipse.ui.actions.OpenWithMenu####3.handleEvent(OpenWithMenu.java:226) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353) at org.eclipse.ui.internal.Workbench.access####4(Workbench.java:2219) at org.eclipse.ui.internal.Workbench####4.run(Workbench.java:466) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461) 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:153) 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:363) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176) 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:504) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:443) at org.eclipse.equinox.launcher.Main.run(Main.java:1169) {code}

    Spring JIRA | 10 years ago | Imported
    java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput
  2. 0

    I get this exception when trying to open a flow definition using UI. Test done on a brand new install of europa and spring ide 2.0 (version: 2.0.0.v200706271108) By the way, I don't know if it could be related, when I right click on a flow and use open with / I get "%flowgraph.name" in the editor selection dialog box. Eclispe running with JRE 1.6 Dom {code} !ENTRY org.eclipse.ui 4 0 2007-07-04 17:01:26.505 !MESSAGE Unable to create editor ID org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor: An exception was thrown during initialization !STACK 0 java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput(WebflowEditor.java:781) at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.setInput(WebflowEditor.java:735) at org.eclipse.gef.ui.parts.GraphicalEditor.init(GraphicalEditor.java:318) at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:794) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:643) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592) at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:299) at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:179) at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268) at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:400) at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1256) at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1209) at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1604) at org.eclipse.ui.internal.PartStack.add(PartStack.java:499) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:103) at org.eclipse.ui.internal.PartStack.add(PartStack.java:485) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:112) at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:63) at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217) at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207) at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:774) at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:673) at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:634) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2719) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2633) at org.eclipse.ui.internal.WorkbenchPage.access####12(WorkbenchPage.java:2625) at org.eclipse.ui.internal.WorkbenchPage####10.run(WorkbenchPage.java:2577) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2572) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2556) at org.eclipse.ui.actions.OpenWithMenu.openEditor(OpenWithMenu.java:340) at org.eclipse.ui.actions.OpenWithMenu.access####0(OpenWithMenu.java:328) at org.eclipse.ui.actions.OpenWithMenu####3.handleEvent(OpenWithMenu.java:226) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353) at org.eclipse.ui.internal.Workbench.access####4(Workbench.java:2219) at org.eclipse.ui.internal.Workbench####4.run(Workbench.java:466) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461) 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:153) 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:363) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176) 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:504) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:443) at org.eclipse.equinox.launcher.Main.run(Main.java:1169) {code}

    Spring JIRA | 10 years ago | Imported
    java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput
  3. 0

    I have a flow file which now refuses to open - "Error opening the editor". {code} java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput(WebflowEditor.java:781) at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.setInput(WebflowEditor.java:735) at org.eclipse.gef.ui.parts.GraphicalEditor.init(GraphicalEditor.java:318) at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:794) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:643) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592) at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:263) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2721) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2633) at org.eclipse.ui.internal.WorkbenchPage.access####12(WorkbenchPage.java:2625) at org.eclipse.ui.internal.WorkbenchPage####10.run(WorkbenchPage.java:2577) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2572) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2556) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2547) at org.eclipse.ui.ide.IDE.openEditor(IDE.java:644) {code} Configuration, Eclipse 3.3 final + Spring IDE 2.0

    Spring JIRA | 10 years ago | Imported
    java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput
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  5. 0

    I have a flow file which now refuses to open - "Error opening the editor". {code} java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput(WebflowEditor.java:781) at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.setInput(WebflowEditor.java:735) at org.eclipse.gef.ui.parts.GraphicalEditor.init(GraphicalEditor.java:318) at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:794) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:643) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592) at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:263) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2721) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2633) at org.eclipse.ui.internal.WorkbenchPage.access####12(WorkbenchPage.java:2625) at org.eclipse.ui.internal.WorkbenchPage####10.run(WorkbenchPage.java:2577) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2572) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2556) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2547) at org.eclipse.ui.ide.IDE.openEditor(IDE.java:644) {code} Configuration, Eclipse 3.3 final + Spring IDE 2.0

    Spring JIRA | 10 years ago | Imported
    java.lang.ClassCastException: org.eclipse.ui.part.FileEditorInput

    Root Cause Analysis

    1. java.lang.ClassCastException

      org.eclipse.ui.part.FileEditorInput cannot be cast to org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditorInput

      at org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput()
    2. org.springframework.ide
      WebflowEditor.setInput
      1. org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.superSetInput(WebflowEditor.java:781)
      2. org.springframework.ide.eclipse.webflow.ui.graph.WebflowEditor.setInput(WebflowEditor.java:735)
      2 frames
    3. Graphical Editing Framework
      GraphicalEditor.init
      1. org.eclipse.gef.ui.parts.GraphicalEditor.init(GraphicalEditor.java:318)
      1 frame
    4. Eclipse UI
      PartPane.setVisible
      1. org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:794)
      2. org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:643)
      3. org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426)
      4. org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592)
      5. org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:299)
      5 frames
    5. Workbench
      TabbedStackPresentation.selectPart
      1. org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:179)
      2. org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268)
      3. org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
      4. org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:400)
      4 frames
    6. Eclipse UI
      WorkbenchPage.busyOpenEditor
      1. org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1256)
      2. org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1209)
      3. org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1604)
      4. org.eclipse.ui.internal.PartStack.add(PartStack.java:499)
      5. org.eclipse.ui.internal.EditorStack.add(EditorStack.java:103)
      6. org.eclipse.ui.internal.PartStack.add(PartStack.java:485)
      7. org.eclipse.ui.internal.EditorStack.add(EditorStack.java:112)
      8. org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:63)
      9. org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217)
      10. org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207)
      11. org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:774)
      12. org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:673)
      13. org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:634)
      14. org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2719)
      15. org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2633)
      15 frames