FULL PRODUCT VERSION :
java version "1.6.0_05"
Java(TM) SE Runtime Environment (build 1.6.0_05-b13)
Java HotSpot(TM) Server VM (build 10.0-b19, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Linux localhost 2.6.9-55.ELsmp #1 SMP Fri Apr 20 17:03:35 EDT 2007 i686 i686 i386 GNU/Linux

A DESCRIPTION OF THE PROBLEM :
The border around the frame is empty

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
launch the test case

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
no transparent region between the black line and the panel.
ACTUAL -
When you look at the inner-frame that is in front where it is crossing the inner-frame that is in the back, ther is missing border.

REPRODUCIBILITY :
This bug can be reproduced always.

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

import com.sun.java.swing.plaf.gtk.*;

public class TestFrame extends JFrame
{
public TestFrame()
{
JDesktopPane desktop = new JDesktopPane();
JInternalFrame frame = new JInternalFrame();
JInternalFrame frame2 = new JInternalFrame();

frame.setVisible(true);
frame.setSize(300, 300);
frame.setLocation(25, 25);
desktop.add(frame);
frame2.setVisible(true);
frame2.setSize(300, 300);
desktop.add(frame2);
setContentPane(desktop);

setSize(500, 500);
}

public static void main(String[] args) throws Exception
{
SwingUtilities.invokeLater(new Runnable()
{
public void run()
{
try
{
System.setProperty("swing.metacitythemename", "Bluecurve");
GTKLookAndFeel lookAndFeel = new GTKLookAndFeel();
UIManager.setLookAndFeel(lookAndFeel);
}
catch (Exception e) {}

new TestFrame().setVisible(true);
}
});
}
}
---------- END SOURCE ----------