public void actionPerformed(ActionEvent e) {
      int k = 0;
      try {
        rs = statement.executeQuery("select * from hostelStatus");
        while (rs.next()) {
          data[k][0] = rs.getString(1);
          data[k][1] = rs.getString(2);
          data[k][2] = rs.getString(3);
          k++;
        }

        data[k][0] = " ";
        data[k][1] = " ";
        data[k][2] = " ";

        table = new JTable(data, col);
        table.setFont(new Font("Serif", Font.BOLD, 16));
        table.setBackground(new Color(250, 250, 250));

        JScrollPane jsp = new JScrollPane(table);
        jsp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
        jsp.setBounds(5, 100, 590, 200);
        cn.add(jsp);

      } catch (Exception sq) {
        JOptionPane.showMessageDialog(null, "error" + sq);
      }
    }
  public hostelStatus() {
    setTitle("Hostel");
    connect();
    updateRecord();

    JFrame fr = new JFrame();
    Toolkit tkt = fr.getToolkit();
    Dimension frsize = tkt.getScreenSize();
    setBounds(frsize.width / 4, frsize.height / 12, frsize.width / 2, frsize.height / 8);
    setLayout(null);

    cn = getContentPane();
    cn.setBackground(new Color(190, 180, 170));

    setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

    tl = new JLabel("Current Hostels Status");
    tl.setFont(new Font("Engravers MT", 1, 25));
    tl.setForeground(new Color(247, 251, 249));

    p1 = new JPanel();
    p1.setBounds(0, 0, 600, 50);
    p1.add(tl);
    p1.setBackground(new Color(31, 88, 166));
    cn.add(p1);

    b1 = new JButton("LOAD");
    b1.setMnemonic('L');
    b1.addActionListener(new dispListener());
    b1.setBounds(230, 320, 120, 30);

    b2 = new JButton("EXIT");
    b2.setMnemonic('X');
    b2.addActionListener(new exitListener());
    b2.setBounds(350, 320, 100, 30);

    cn.add(b1);
    cn.add(b2);

    table = new JTable(data, col);
    table.setFont(new Font("Serif", Font.BOLD, 16));
    table.setBackground(new Color(250, 250, 250));
    table.setEnabled(false);

    JScrollPane jsp = new JScrollPane(table);
    jsp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
    jsp.setBounds(5, 100, 590, 200);
    cn.add(jsp);

    screensize = Toolkit.getDefaultToolkit().getScreenSize();

    setSize(600, 400);
    setVisible(true);
    setVisible(true);
    setResizable(true);
    connect();
  }