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  1. JDK
  2. JDK-7052268

NullPointerException when submitting an HTML form via a JEditorPane

    Details

      Description

      SYNOPSIS
      --------
      NullPointerException when submitting an HTML form via a JEditorPane

      OPERATING SYSTEM
      ----------------
      All

      FULL JDK VERSION
      ----------------
      Java 6 (tested with 6u25)
      JDK 7 (tested with b144)

      REPRODUCTION INSTRUCTIONS
      -------------------------
      Java 6:
      1. Compile and run the attached testcase
      2. Click the Submit button

      JDK 7:
      1. Uncomment line 16 of the attached testcase (the call to
         SwingUtilities.updateComponentTreeUI())
      2. Compile and run the testcase
      3. Click the Submit button

      Expected behaviour:
      No Exception should be thrown

      Observed Behaviour:
      The following Exception is thrown (this is from JDK 7 b144):

      Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
              at javax.swing.text.html.FormView.submitData(FormView.java:427)
              at javax.swing.text.html.FormView.actionPerformed(FormView.java:373)
              at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
              at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
              at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
              at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
              at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
              at java.awt.Component.processMouseEvent(Component.java:6504)
              at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
              at java.awt.Component.processEvent(Component.java:6269)
              at java.awt.Container.processEvent(Container.java:2229)
              at java.awt.Component.dispatchEventImpl(Component.java:4860)
              at java.awt.Container.dispatchEventImpl(Container.java:2287)
              at java.awt.Component.dispatchEvent(Component.java:4686)
              at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
              at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
              at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
              at java.awt.Container.dispatchEventImpl(Container.java:2273)
              at java.awt.Window.dispatchEventImpl(Window.java:2713)
              at java.awt.Component.dispatchEvent(Component.java:4686)
              at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:707)
              at java.awt.EventQueue.access$000(EventQueue.java:101)
              at java.awt.EventQueue$3.run(EventQueue.java:666)
              at java.awt.EventQueue$3.run(EventQueue.java:664)
              at java.security.AccessController.doPrivileged(Native Method)
              at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
              at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
              at java.awt.EventQueue$4.run(EventQueue.java:680)
              at java.awt.EventQueue$4.run(EventQueue.java:678)
              at java.security.AccessController.doPrivileged(Native Method)
              at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
              at java.awt.EventQueue.dispatchEvent(EventQueue.java:677)
              at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
              at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
              at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
              at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
              at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
              at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

      TESTCASE SOURCE
      ---------------
      import javax.swing.*;

      public class HtmlDemo {
          public static void main(String[] args) {
              JEditorPane html = new JEditorPane("text/html",
                                     "<html><body><FORM ACTION=\"examplescript.cgi\"><INPUT type=\"submit\" value=\"Submit\"></FORM></BODY></HTML>");
              html.setEditable(false);

              JFrame f = new JFrame();
              f.getContentPane().add(html);
              f.setSize(200,100);
              f.setDefaultCloseOperation(f.EXIT_ON_CLOSE);
              f.setVisible(true);

              // Uncomment this line to see the Exception on JDK 7
              //SwingUtilities.updateComponentTreeUI(html);
          }
      }

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            • Assignee:
              Unassigned
              Reporter:
              dkorbel David Korbel (Inactive)
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              Dates

              • Created:
                Updated:
                Imported:
                Indexed: