tre

    JFrame Test = new JFrame("TEST");
Test.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Test.setBackground(Color.white);
    JPanel test1 = new JPanel(new BorderLayout());
    test.setMinimumSize(new Dimension(800,800));
    test.add(new JButton("test"),BorderLayout.CENTER);
    JScrollPane tmp = new JScrollPane(test1,JScrollPane.VERTICAL_SCROLLBAR_NEVER,
      JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
    Test.setContentPane(tmp);
    Test.pack();
    Test.setVisible(true);