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  1. BlueJ
  2. BLUEJ-986

The code completion pop-up in the java editor is not always shown

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Medium
    • Resolution: Done
    • Affects Version/s: None
    • Fix Version/s: 4.1.0
    • Component/s: Java editor
    • Sprint:
      4.1.0

      Description

      The debug log shows
      Exception in thread "JavaFX Application Thread" java.lang.NullPointerException
      at java.util.Comparator.lambda$comparingInt$7b0bb60$1(Comparator.java:490)
      at java.util.Comparator.lambda$thenComparing$36697e65$1(Comparator.java:216)
      at java.util.Comparator.lambda$comparing$ea9a8b3a$1(Comparator.java:436)
      at java.util.Comparator.lambda$thenComparing$36697e65$1(Comparator.java:217)
      at java.util.TimSort.countRunAndMakeAscending(TimSort.java:360)
      at java.util.TimSort.sort(TimSort.java:234)
      at java.util.Arrays.sort(Arrays.java:1438)
      at bluej.editor.moe.MoeEditor.createContentAssist(MoeEditor.java:3106)
      at bluej.editor.moe.MoeActions.lambda$contentAssistAction$40(MoeActions.java:1585)
      at bluej.editor.moe.MoeActions$1.actionPerformed(MoeActions.java:1122)
      at bluej.editor.moe.MoeActions.lambda$null$1(MoeActions.java:128)
      at org.fxmisc.wellbehaved.event.InputMap.lambda$consume$7(InputMap.java:93)
      at java.util.Optional.map(Optional.java:215)
      at org.fxmisc.wellbehaved.event.PatternActionMap.lambda$forEachEventType$22(InputMap.java:200)
      at org.fxmisc.wellbehaved.event.InputHandlerMap.lambda$null$17(InputHandlerMap.java:23)
      at org.fxmisc.wellbehaved.event.InputHandlerMap.lambda$null$17(InputHandlerMap.java:22)
      at org.fxmisc.wellbehaved.event.InputHandler.handle(InputHandler.java:15)
      at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218)
      at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
      at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
      at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
      at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
      at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
      at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
      at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
      at javafx.event.Event.fireEvent(Event.java:198)
      at javafx.scene.Scene$KeyHandler.process(Scene.java:3964)
      at javafx.scene.Scene$KeyHandler.access$1800(Scene.java:3910)
      at javafx.scene.Scene.impl_processKeyEvent(Scene.java:2040)
      at javafx.scene.Scene$ScenePeerListener.keyEvent(Scene.java:2501)
      at com.sun.javafx.tk.quantum.GlassViewEventHandler$KeyEventNotification.run(GlassViewEventHandler.java:217)
      at com.sun.javafx.tk.quantum.GlassViewEventHandler$KeyEventNotification.run(GlassViewEventHandler.java:149)
      at java.security.AccessController.doPrivileged(Native Method)
      at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleKeyEvent$353(GlassViewEventHandler.java:248)
      at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389)
      at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleKeyEvent(GlassViewEventHandler.java:247)
      at com.sun.glass.ui.View.handleKeyEvent(View.java:546)
      at com.sun.glass.ui.View.notifyKey(View.java:966)
      at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
      at com.sun.glass.ui.win.WinApplication.lambda$null$148(WinApplication.java:191)
      at java.lang.Thread.run(Thread.java:748)

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            People

            • Assignee:
              nccb Neil Brown
              Reporter:
              hitech Hamza Hamza
            • Votes:
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              Watchers:
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              Dates

              • Created:
                Updated:
                Resolved: