FULL PRODUCT VERSION :
java version "1.5.0_04"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_04-b05)
Java HotSpot(TM) Client VM (build 1.5.0_04-b05, mixed mode, sharing)


ADDITIONAL OS VERSION INFORMATION :
Windows XP Professional with SP1a (Simplified Chinese)


EXTRA RELEVANT SYSTEM CONFIGURATION :
NetVista M42 8307-41C (CPU: Pentium 4 2.4GHz, Memory: 1G, Video: Intel 82845G)


A DESCRIPTION OF THE PROBLEM :
double click on Extension-A character for selected, e.g. \u3400.
but i has selected letter and Extension-A character

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
1. Compile and run test case : Test007.java
2. Move focus to line end
3. Double click on Extension-A character

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Extension-A character should be selected
ACTUAL -
Letter and Extension-A character is selected.

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Nothing

REPRODUCIBILITY :
This bug can be reproduced always.

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

public class Test007 {
public static void main(String[] args) {
JFrame jframe = new JFrame("Test Case.");
JTextArea jta = new JTextArea("Hello world\u3400");
jframe.getContentPane().add(jta);
jframe.pack();
jframe.setSize(160, 80);
jframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jframe.setVisible(true);
}
}
---------- END SOURCE ----------