[jira] [Created] (CAY-2430) Redo throws NPE

["ana benko (JIRA)" <ji...@apache.org>]

ana benko created CAY-2430:
------------------------------

             Summary: Redo throws NPE
                 Key: CAY-2430
                 URL: https://issues.apache.org/jira/browse/CAY-2430
             Project: Cayenne
          Issue Type: Bug
          Components: Modeler
    Affects Versions: 4.0.B3, 4.1.M2
            Reporter: ana benko


Redo throws NPE

Exception occurs in different cases, below is the simplest way to reproduce
 # Add stored procedure
 # Remove stored procedure
 # Select Undo
 # Select Redo

-> Cayenne Modeler error appears

Log:

 

 Apr 14, 2018 7:47:52 AM ERROR: CayenneModeler Error
java.lang.NullPointerException
    at org.apache.cayenne.modeler.action.RemoveAction.removeDataMapFromDataNode(RemoveAction.java:463)
    at org.apache.cayenne.modeler.undo.RemoveUndoableEdit.redo(RemoveUndoableEdit.java:215)
    at javax.swing.undo.UndoManager.redoTo(UndoManager.java:351)
    at javax.swing.undo.UndoManager.redo(UndoManager.java:458)
    at org.apache.cayenne.modeler.undo.CayenneUndoManager.redo(CayenneUndoManager.java:65)
    at org.apache.cayenne.modeler.action.RedoAction.performAction(RedoAction.java:65)
    at org.apache.cayenne.modeler.util.CayenneAction.actionPerformed(CayenneAction.java:171)
    at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
    at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
    at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
    at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833)
    at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
    at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
    at java.awt.Component.processMouseEvent(Component.java:6533)
    at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
    at java.awt.Component.processEvent(Component.java:6298)
    at java.awt.Container.processEvent(Container.java:2236)
    at java.awt.Component.dispatchEventImpl(Component.java:4889)
    at java.awt.Container.dispatchEventImpl(Container.java:2294)
    at java.awt.Component.dispatchEvent(Component.java:4711)
    at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
    at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
    at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
    at java.awt.Container.dispatchEventImpl(Container.java:2280)
    at java.awt.Window.dispatchEventImpl(Window.java:2746)
    at java.awt.Component.dispatchEvent(Component.java:4711)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
    at java.awt.EventQueue.access$500(EventQueue.java:97)
    at java.awt.EventQueue$3.run(EventQueue.java:709)
    at java.awt.EventQueue$3.run(EventQueue.java:703)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
    at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
    at java.awt.EventQueue$4.run(EventQueue.java:731)
    at java.awt.EventQueue$4.run(EventQueue.java:729)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)



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