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");
JPanel jp1 = new JPanel(new GridLayout(3, 3));
jp1.add(jb1);
jp1.add(jb2);
jp1.add(jb3);
jp1.add(jb4);
jp1.add(jb5);
jp1.add(jb6);
jp1.add(jb7);
JFrame jf = new JFrame( );
jf.getContentPane( ).add(jp1);
jf.pack( );
jf.setVisible(True);