Draw the JFrame as You Think It Would Appear Given

Draw the JFrame as you think it would appear given the following set of code:
JButton jb1 = new JButton("A");
JButton jb2 = new JButton("B");
JButton jb3 = new JButton("C");
JButton jb4 = new JButton("D");
JButton jb5 = new JButton("E");
JButton jb6 = new JButton("F");
JButton jb7 = new JButton("G");
JButton jb8 = new JButton("H");
JButton jb9 = new JButton("I");
JPanel jp1 = new JPanel(new BorderLayout( ));
jp1.add(jb1, BorderLayout.NORTH);
jp1.add(jb2, BorderLayout.WEST);
jp1.add(jb3, BorderLayout.EAST);
JPanel jp2 = new JPanel(new BorderLayout( ));
jp2.add(jb4, BorderLayout.WEST);
jp2.add(jb5, BorderLayout.SOUTH);
jp2.add(jb6, BorderLayout.EAST);
JPanel jp3 = new JPanel(new BorderLayout( ));
jp3.add(jb7, BorderLayout.WEST);
jp3.add(jb8, BorderLayout.NORTH);
jp3.add(jb9, BorderLayout.EAST);
JPanel jp4 = new JPanel(new BorderLayout( ));
jp4.add(jp1, BorderLayout.NORTH);
jp4.add(jp2, BorderLayout.EAST);
jp4.add(jp3, BorderLayout.SOUTH);
JFrame jf = new JFrame( );
jf.getContentPane( ).add(jp4);
jf.pack( );
jf.setVisible(True );