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Posted to commits@netbeans.apache.org by "albert Steiner (Jira)" <ji...@apache.org> on 2020/07/06 18:11:00 UTC

[jira] [Created] (NETBEANS-4549) class javax.swing.DebugGraphics cannot be cast to class java.awt.Graphics2D

albert Steiner created NETBEANS-4549:
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             Summary: class javax.swing.DebugGraphics cannot be cast to class java.awt.Graphics2D 
                 Key: NETBEANS-4549
                 URL: https://issues.apache.org/jira/browse/NETBEANS-4549
             Project: NetBeans
          Issue Type: Bug
          Components: javaee - Code
    Affects Versions: 11.3
         Environment: Windows 10, with netbeans 11.3 set to global library open Java 14
            Reporter: albert Steiner
         Attachments: StarTrader.java

I have worked on this code, a few hours a week for 9 years, so there is a lot of history

The code works for Java1.8_251 but not for open java 13,14,15  Error occurs as part of initialization of the program, producing a panel with tabs.  I produces a blank panel and a fatal exception.

I don't know if this is a Java bug or a bug in the display code generated over the 9 years, so I'm posting this as a possible open netbeans bug.  

source at: https://drive.google.com/drive/folders/1M1KxuS_2Zi9iagQlXrlT3dgEpfOa9j76?usp=sharing

Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: class javax.swing.DebugGraphics cannot be cast to class java.awt.Graphics2D (javax.swing.DebugGraphics and java.awt.Graphics2D are in module java.desktop of loader 'bootstrap')Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: class javax.swing.DebugGraphics cannot be cast to class java.awt.Graphics2D (javax.swing.DebugGraphics and java.awt.Graphics2D are in module java.desktop of loader 'bootstrap') at java.desktop/javax.swing.plaf.synth.SynthGraphicsUtils.paintText(SynthGraphicsUtils.java:331) at java.desktop/javax.swing.plaf.synth.SynthTabbedPaneUI.paintText(SynthTabbedPaneUI.java:683) at java.desktop/javax.swing.plaf.synth.SynthTabbedPaneUI.paintTab(SynthTabbedPaneUI.java:633) at java.desktop/javax.swing.plaf.synth.SynthTabbedPaneUI.paintTabArea(SynthTabbedPaneUI.java:526) at java.desktop/javax.swing.plaf.synth.SynthTabbedPaneUI.paintTabArea(SynthTabbedPaneUI.java:482) at java.desktop/javax.swing.plaf.basic.BasicTabbedPaneUI$ScrollableTabPanel.paintComponent(BasicTabbedPaneUI.java:3918) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1074) at java.desktop/javax.swing.JComponent.paintChildren(JComponent.java:907) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1083) at java.desktop/javax.swing.JViewport.paint(JViewport.java:737) at java.desktop/javax.swing.JComponent.paintChildren(JComponent.java:907) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1083) at java.desktop/javax.swing.JComponent.paintChildren(JComponent.java:907) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1083) at java.desktop/javax.swing.JComponent.paintChildren(JComponent.java:907) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1083) at java.desktop/javax.swing.JLayeredPane.paint(JLayeredPane.java:586) at java.desktop/javax.swing.JComponent.paintChildren(JComponent.java:907) at java.desktop/javax.swing.JComponent.paintToOffscreen(JComponent.java:5262) at java.desktop/javax.swing.RepaintManager$PaintManager.paintDoubleBufferedImpl(RepaintManager.java:1643) at java.desktop/javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1618) at java.desktop/javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1556) at java.desktop/javax.swing.RepaintManager.paint(RepaintManager.java:1323) at java.desktop/javax.swing.JComponent.paint(JComponent.java:1060) at java.desktop/java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:39) at java.desktop/sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:75) at java.desktop/sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:112) at java.desktop/java.awt.Container.paint(Container.java:2002) at java.desktop/java.awt.Window.paint(Window.java:3928) at java.desktop/javax.swing.RepaintManager$4.run(RepaintManager.java:876) at java.desktop/javax.swing.RepaintManager$4.run(RepaintManager.java:848) at java.base/java.security.AccessController.doPrivileged(AccessController.java:391) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) at java.desktop/javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:848) at java.desktop/javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:823) at java.desktop/javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:772) at java.desktop/javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1884) at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:316) at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715) at java.base/java.security.AccessController.doPrivileged(AccessController.java:391) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740) at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)



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