Border Layout

import javax.swing.*;

import java.awt.*;

///////////////////////////////////////////////// class BorderTest

class BorderTest extends JFrame

{

    //======================================================= main

    public static void main(String[] args)

    {

        JFrame window = new BorderTest();

        window.setVisible(true);

    }

    //================================================ constructor

    BorderTest()

    {

        //... Create components (but without listeners)

        JButton north  = new JButton("North");

        JButton east   = new JButton("East");

        JButton south  = new JButton("South");

        JButton west   = new JButton("West");

        JButton center = new JButton("Center");

        //... Create content pane, set layout, add components

        JPanel content = new JPanel();

        content.setLayout(new BorderLayout());

        content.add(north , BorderLayout.NORTH);

        content.add(east  , BorderLayout.EAST);

        content.add(south , BorderLayout.SOUTH);

        content.add(west  , BorderLayout.WEST);

        content.add(center, BorderLayout.CENTER);

        //... Set window characteristics.

        setContentPane(content);

        setTitle("BorderTest");

        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        pack();

    }

}

FlowLayout