OPERATING SYSTEM(S):
All

FULL JDK VERSION(S):
Java version "1.6.0_04"
Java(TM) SE Runtime Environment (build 1.6.0_04-b12)
Java HotSpot(TM) Client VM (build 10.0-b19, mixed mode, sharing)

STEPS TO REPRODUCE:

1.Install Sun jdk 1.6.0_04.Set PATH to java.
2.To test compile and run the following testcase.
4.Select "Swing text components" .
5.Put the cursor in the 1st line of "JEditorPane1".
7.Press "Home" button in the keyboard.(It will move the cursor before "B".
8.Now press "END" button.

Observed result:
Cursor will not move to the end of line. It will move the cursor one
character before the last character.

Expected result:
Cursor should be moved to the end of the character in the corresponding
line.


TESTCASE:

import java.awt.*;
import javax.swing.*;

public class SwingComponenttest {

    static JFrame textComponentsFrame = null;
    public static void main(String[] args) {

        textComponentsFrame = new JFrame(" Swing Text Components : " );
        Container container = textComponentsFrame.getContentPane();
        container.add(new dndTextComponentsPanel().dndJEditorPane());
        textComponentsFrame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
        textComponentsFrame.pack();
        textComponentsFrame.setVisible(true);
    }
}

class dndTextComponentsPanel extends JPanel {

    final String nurseryText1 = "Baa, baa, black sheep, Have you any wool? Yes sir, yes sir, Three bags full;";

    private JEditorPane editorPane1 = null;

    private JScrollPane editorScrollPane1 = null;

    public JPanel dndJEditorPane() {

        JPanel epPanel = null;
        editorPane1 = new JEditorPane("text/plain", nurseryText1);
        editorScrollPane1 = new JScrollPane(editorPane1);
        editorScrollPane1.setBorder(BorderFactory.createTitledBorder("JEditorPane 1"));

        // setup scroll panes
        editorScrollPane1.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
        editorScrollPane1.setPreferredSize(new Dimension(200, 110));
        editorScrollPane1.setMinimumSize(new Dimension(10, 10));

        // enable dnd for components
        editorPane1.setDragEnabled(true);
        editorPane1.setVisible(true);
        editorPane1.setContentType("text/plain");
        editorPane1.setText(nurseryText1);

        epPanel = new JPanel();
        epPanel.setLayout(new BorderLayout());
        epPanel.add(editorScrollPane1, BorderLayout.NORTH);
        return epPanel;
    }

}