Border Layout

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

public class DemoBorderLayout {

  public static void main(String args[]) {
    JFrame frame = new JFrame("Border Layout");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(300, 200);
    JButton northButton = new JButton("North");
    JButton southButton = new JButton("South");
    JButton eastButton = new JButton("East");
    JButton westButton = new JButton("West");
    JButton centerButton = new JButton("Center");
    Container contentPane = frame.getContentPane();
    contentPane.setLayout(new BorderLayout());
    contentPane.add(northButton, BorderLayout.NORTH);
    contentPane.add(southButton, BorderLayout.SOUTH);
    contentPane.add(eastButton, BorderLayout.EAST);
    contentPane.add(westButton, BorderLayout.WEST);
    contentPane.add(centerButton, BorderLayout.CENTER);
    frame.setVisible(true);
  }
}