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From "Alexey A. Ivanov (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-2819) [classlib][swing] j.s.text.JTextComponent.fireCaretUpdate(null) throws unspecified NPE
Date Wed, 20 Dec 2006 15:36:22 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-2819?page=all ]

Alexey A. Ivanov updated HARMONY-2819:
--------------------------------------

    Attachment: H2819-JTextComponentTest.patch
                H2819-JTextComponent.patch

Regression test and the fix.

Just wrapped the code which accesses CaretEvent information with check for null.

> [classlib][swing] j.s.text.JTextComponent.fireCaretUpdate(null) throws unspecified NPE
> --------------------------------------------------------------------------------------
>
>                 Key: HARMONY-2819
>                 URL: http://issues.apache.org/jira/browse/HARMONY-2819
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Alexey A. Ivanov
>            Priority: Minor
>         Attachments: H2819-JTextComponent.patch, H2819-JTextComponentTest.patch
>
>
> RI works silently but Harmony throws NPE in the following code.
> ======== Code to Reproduce =======
> import javax.swing.JEditorPane;
> import javax.swing.event.CaretEvent;
> public class Test {
>     private static class Editor extends JEditorPane {
>         @Override
>         public void fireCaretUpdate(CaretEvent ce) {
>             super.fireCaretUpdate(ce);
>         }
>     }
>     public static void main(String[] args) {
>         Editor editor = new Editor();
>         editor.fireCaretUpdate(null);
>     }
> }
> ======= end of code =======

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