Swing Components Java

package com.ack.gui.swing.simple;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.*;
public class JTableExample extends JFrame {
String data[][] = {{"John", "Sutherland", "Student"},
{"George", "Davies", "Student"},
{"Melissa", "Anderson", "Associate"},
{"Stergios", "Maglaras", "Developer"},
};
String fields[] = {"Name", "Surname", "Status"};
public static void main( String[] argv ) {
JTableExample myExample = new JTableExample( "JTable Example" );
}
public JTableExample( String title ) {
super( title );
setSize( 150, 150 );
addWindowListener( new WindowAdapter() {
public void windowClosing( WindowEvent we ) {
dispose();
System.exit( 0 );
}
} );
init();
pack();
setVisible( true );
}
private void init() {
JTable jt = new JTable( data, fields );
JScrollPane pane = new JScrollPane( jt );
getContentPane().add( pane );
}
}