Underlining a text or a character

Question

hello
I want to underline and make the string "hello" to be. the code is not showing any error but the "hello" string is not changing to RED or UNDERLINED.
can anybody help?
import java.text.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.text.*;
public class TypingTest extends JFrame
     public TypingTest()
          super( "Typing Test" );
          Container cn = getContentPane();
          cn.setLayout( null );
          JPanel textPanel1, textPanel2;
          JTextPane textPane1, textPane2;
          //JPanel1
          textPanel1 = new JPanel();
          textPanel1.setLayout( null );
         StringBuffer bf = new StringBuffer( "hello" );
          textPanel1.setBounds( 0,0,600,300);
          textPane1 = new JTextPane();
          String s = "";
          for( int i = 0; i < bf.length(); i++)
          s = s + bf.charAt(i);
          Style style = textPane1.addStyle("Red", null);
          StyleConstants.setForeground(style, Color.red);
          style = textPane1.addStyle("Red Underline", style);
         StyleConstants.setUnderline(style, true);
          textPane1.setText(  s  );
          textPane1.setBounds( 0,0,600,290);
          textPanel1.add( textPane1 );
          // Panel2
          textPanel2 = new JPanel();
          textPanel2.setLayout( null );
          textPanel2.setBounds( 0,300,600,300);
          textPane2 = new JTextPane();
          textPane2.setBounds( 0,0,600,290);
          textPanel2.add( textPane2 );
          cn.add( textPanel1 );
          cn.add( textPanel2 );
          setSize( 600, 600 );
          setVisible( true );
        repaint();
     public static void main( String args[] )
          TypingTest app = new TypingTest();
          app.addWindowListener(
                    new WindowAdapter(){
                         public void WindowClosing( WindowEvent we){
                              System.exit( 0 );
}

Answer 1

In the future, Swing related questions should be posted in the Swing forum.
Here is an example of using attributes from an example found in the Swing forum:
http://forum.java.sun.com/thread.jspa?forumID=57&threadID=342068