Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-5042872

ArrayIndexOutOfBoundsException in JEditorPane layout

    Details

    • Subcomponent:
    • Resolved In Build:
      b56
    • CPU:
      x86
    • OS:
      windows_2000

      Description



      Name: rmT116609 Date: 05/05/2004


      FULL PRODUCT VERSION :
      java version "1.4.2_04"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_04-b05)
      Java HotSpot(TM) Client VM (build 1.4.2_04-b05, mixed mode)

      java version "1.5.0-beta"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-beta-b32c)
      Java HotSpot(TM) Client VM (build 1.5.0-beta-b32c, mixed mode)

      ADDITIONAL OS VERSION INFORMATION :
      Microsoft Windows 2000 [Version 5.00.2195]

      A DESCRIPTION OF THE PROBLEM :
      JEditorPane can throw an ArrayIndexOutOfBoundsException during layout when comment-containing HTML content is overwritten by other content. See the sample application. If you remove the comment from the HTML, the problem does not occur.

      java.lang.ArrayIndexOutOfBoundsException: 0
      at javax.swing.text.BoxView.getOffset(BoxView.java:1079)
      at javax.swing.text.BoxView.childAllocation(BoxView.java:669)
      at javax.swing.text.CompositeView.getChildAllocation(CompositeView.java:215)
      at javax.swing.text.BoxView.getChildAllocation(BoxView.java:427)
      at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.calculateViewPosition(BasicTextUI.java:1856)
      at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.layoutContainer(BasicTextUI.java:1832)
      at java.awt.Container.layout(Container.java:1020)
      at java.awt.Container.doLayout(Container.java:1010)
      at java.awt.Container.validateTree(Container.java:1092)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validate(Container.java:1067)
      at java.awt.Window.show(Window.java:461)
      at java.awt.Component.show(Component.java:1133)
      at java.awt.Component.setVisible(Component.java:1088)
      at JEditorPaneBug.demoBug(JEditorPaneBug.java:32)
      at JEditorPaneBug.access$000(JEditorPaneBug.java:9)
      at JEditorPaneBug$1.run(JEditorPaneBug.java:13)
      at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
      at java.awt.EventQueue.dispatchEvent(EventQueue.java:454)
      at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
      at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
      at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
      at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
      at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)


      STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
      Run the sample application, noting the stack trace on the console.

      EXPECTED VERSUS ACTUAL BEHAVIOR :
      EXPECTED -
      I would expect the frame to open.
      ACTUAL -
      An ArrayIndexOutOfBoundsException occurred

      ERROR MESSAGES/STACK TRACES THAT OCCUR :
      java.lang.ArrayIndexOutOfBoundsException: 0
      at javax.swing.text.BoxView.getOffset(BoxView.java:1079)
      at javax.swing.text.BoxView.childAllocation(BoxView.java:669)
      at javax.swing.text.CompositeView.getChildAllocation(CompositeView.java:215)
      at javax.swing.text.BoxView.getChildAllocation(BoxView.java:427)
      at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.calculateViewPosition(BasicTextUI.java:1856)
      at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.layoutContainer(BasicTextUI.java:1832)
      at java.awt.Container.layout(Container.java:1020)
      at java.awt.Container.doLayout(Container.java:1010)
      at java.awt.Container.validateTree(Container.java:1092)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validateTree(Container.java:1099)
      at java.awt.Container.validate(Container.java:1067)
      at java.awt.Window.show(Window.java:461)
      at java.awt.Component.show(Component.java:1133)
      at java.awt.Component.setVisible(Component.java:1088)
      at JEditorPaneBug.demoBug(JEditorPaneBug.java:32)
      at JEditorPaneBug.access$000(JEditorPaneBug.java:9)
      at JEditorPaneBug$1.run(JEditorPaneBug.java:13)
      at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
      at java.awt.EventQueue.dispatchEvent(EventQueue.java:454)
      at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
      at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
      at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
      at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
      at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)

      REPRODUCIBILITY :
      This bug can be reproduced always.

      ---------- BEGIN SOURCE ----------

      import java.awt.EventQueue;

      import javax.swing.JEditorPane;
      import javax.swing.JFrame;
      import javax.swing.JScrollPane;

      public class JEditorPaneBug {
          public static void main(String[] args) {
              EventQueue.invokeLater(new Runnable() {
                  public void run() {
                      demoBug();
                  }
              });
          }

          private static void demoBug() {
              try {
                  // if you comment the following line out and uncomment succeeding line, the bug does not occur
                  // the HTML comment seems to be necessary to reproduce the issue
                  String html = "<html><!-- this is a comment --><body><h1>Hello, world</h1></body></html>";
                  //String html = "<html><body><h1>Hello, world</h1></body></html>";
                  JEditorPane editorPane = new JEditorPane("text/html", html);
                  editorPane.setText("<html><body>hello, world</body></html");
                  JFrame f = new JFrame();
                  f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                  f.setSize(400, 400);
                  f.getContentPane().add(new JScrollPane(editorPane));
                  f.setLocationRelativeTo(null);
                  f.setVisible(true);
              } catch (Exception e) {
                  e.printStackTrace(System.err);
                  System.exit(1);
              }
          }
      }

      ---------- END SOURCE ----------

      CUSTOMER SUBMITTED WORKAROUND :
      Remove the comment from the HTML
      (Incident Review ID: 260981)
      ======================================================================

        Attachments

          Activity

            People

            • Assignee:
              sdvsunw Sdv Sdv (Inactive)
              Reporter:
              rmandalasunw Ranjith Mandala (Inactive)
            • Votes:
              0 Vote for this issue
              Watchers:
              0 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved:
                Imported:
                Indexed: