Exception saving many-to-many entity in Entity Modeler

From: Brendan Duddridge (brenda..lickspace.com)
Date: Fri Dec 01 2006 - 14:49:04 EST

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    Hello,

    I'm trying to save my entity in Entity Modeler. I just created a join
    between 2 tables in a many-to-many configuration. When I save, I get
    the following exception thrown:

    java.lang.NullPointerException
            at
    org.objectstyle.wolips.eomodeler.model.AbstractEOAttributePath.isToMany(
    AbstractEOAttributePath.java:105)
            at org.objectstyle.wolips.eomodeler.model.EORelationship.isToMany
    (EORelationship.java:506)
            at org.objectstyle.wolips.eomodeler.model.EORelationship.isToOne
    (EORelationship.java:528)
            at org.objectstyle.wolips.eomodeler.model.EORelationship.verify
    (EORelationship.java:704)
            at org.objectstyle.wolips.eomodeler.model.EOEntity.verify
    (EOEntity.java:1637)
            at org.objectstyle.wolips.eomodeler.model.EOModel.verify
    (EOModel.java:875)
            at org.objectstyle.wolips.eomodeler.editors.EOModelEditor.doSave
    (EOModelEditor.java:392)
            at org.eclipse.ui.internal.SaveableHelper$1.run(SaveableHelper.java:
    131)
            at org.eclipse.ui.internal.SaveableHelper$4.run(SaveableHelper.java:
    252)
            at org.eclipse.jface.operation.ModalContext.runInCurrentThread
    (ModalContext.java:369)
            at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:313)
            at org.eclipse.jface.window.ApplicationWindow$1.run
    (ApplicationWindow.java:763)
            at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:
    67)
            at org.eclipse.jface.window.ApplicationWindow.run
    (ApplicationWindow.java:760)
            at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:
    2283)
            at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation
    (SaveableHelper.java:258)
            at org.eclipse.ui.internal.SaveableHelper.savePart
    (SaveableHelper.java:136)
            at org.eclipse.ui.internal.EditorManager.savePart(EditorManager.java:
    1386)
            at org.eclipse.ui.internal.WorkbenchPage.savePart(WorkbenchPage.java:
    2995)
            at org.eclipse.ui.internal.WorkbenchPage.saveEditor
    (WorkbenchPage.java:3008)
            at org.eclipse.ui.internal.SaveAction.run(SaveAction.java:67)
            at org.eclipse.jface.action.Action.runWithEvent(Action.java:499)
            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.WorkbenchKeyboard.filterKeySequenceBindings
    (WorkbenchKeyboard.java:564)
            at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3
    (WorkbenchKeyboard.java:506)
            at org.eclipse.ui.internal.keys.WorkbenchKeyboard
    $KeyDownFilter.handleEvent(WorkbenchKeyboard.java:122)
            at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
            at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1109)
            at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1495)
            at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1520)
            at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1505)
            at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1557)
            at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1552)
            at org.eclipse.swt.widgets.Control.kEventUnicodeKeyPressed
    (Control.java:1820)
            at org.eclipse.swt.widgets.Composite.kEventUnicodeKeyPressed
    (Composite.java:583)
            at org.eclipse.swt.widgets.Tree.kEventUnicodeKeyPressed(Tree.java:2299)
            at org.eclipse.swt.widgets.Control.kEventTextInputUnicodeForKeyEvent
    (Control.java:1812)
            at org.eclipse.swt.widgets.Widget.textInputProc(Widget.java:2000)
            at org.eclipse.swt.widgets.Display.textInputProc(Display.java:3838)
            at org.eclipse.swt.internal.carbon.OS.SendEventToEventTarget(Native
    Method)
            at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2910)
            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.runApplicat
    ion(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
    (NativeMethodAccessorImpl.java:39)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke
    (DelegatingMethodAccessorImpl.java:25)
            at java.lang.reflect.Method.invoke(Method.java:585)
            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)

    ____________________________________________________________________
    Brendan Duddridge | CTO | 403-277-5591 x24 | brenda..lickspace.com

    ClickSpace Interactive Inc.
    Suite L100, 239 - 10th Ave. SE
    Calgary, AB T2G 0V9

    http://www.clickspace.com



    This archive was generated by hypermail 2.0.0 : Fri Dec 01 2006 - 14:49:15 EST