[HARMONY-5291] [classlib][swing][EIOffice] JList.SetUI(null) causes some methods throw NPE

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 5.0M4
• Component/s: Classlib
• Assignee: Unassigned
• Reporter: Linbin Yu
• Created: 11/Dec/07 08:27
• Updated: 11/Dec/07 08:27

Description

JList.SetUI(null) causes some methods throw NPE in JList class.
Such as indexToLocation(int);

import javax.swing.JFrame;
import javax.swing.JList;

public class ListUIDemo extends JFrame {
final JList list;
CellRendererDemo() {
list = new JList(new String[]

{ "a", "b", "c" }

);
add(list);
list.setUI(null);
list.indexToLocation(0);
setBounds(0, 0, 200,200);
setVisible(true);
}

public static void main(String[] args)

{ new ListUIDemo(); }

}