How to Use BorderLayout?

import java.awt.*;

public class TestBorderLayout {

public static void main(String[] args){

Frame f = new Frame("TestBorderLayout");

f.setSize(200,200);

f.add("North", new Button("North"));

f.add("South", new Button("South"));

f.add("East", new Button("East"));

f.add("West", new Button("West"));

f.add("Center", new Button("Center"));

f.setVisible(true);

}