public class DedisWindow {
    private static JFrame frame;

    private static DefaultTableModel tableModel;

    static {
        initialize();
    }

    private static void initialize() {
        frame = new JFrame("Control de servidores dedicados");

        frame.setDefaultCloseOperation(WindowConstants.HIDE_ON_CLOSE);
        frame.setVisible(false);

        JTable table = new JTable();

        table.getTableHeader().setReorderingAllowed(false);
        table.setFillsViewportHeight(true);
        table.setRowSelectionAllowed(false);
        table.setBackground(new Color(204, 204, 153));

        tableModel = new DefaultTableModel() {
            private static final long serialVersionUID = -5177074969522608672L;

            @Override
            public boolean isCellEditable(int row, int column) {
                return false;
            }
        };

        tableModel.addColumn("Servidor");
        tableModel.addColumn("Carga CPU (%)");
        tableModel.addColumn("Memoria usada");
        tableModel.addColumn("Memoria máxima");
        tableModel.addColumn("Espacio libre");

        table.setModel(tableModel);
        table.getColumnModel().getColumn(1).setCellRenderer(new DedisCellRenderer());

        JScrollPane scrollPane = new JScrollPane();

        scrollPane.setViewportView(table);

        GroupLayout groupLayout = new GroupLayout(frame.getContentPane());

        groupLayout.setHorizontalGroup(
            groupLayout.createParallelGroup(Alignment.LEADING)
                .addGroup(groupLayout.createSequentialGroup()
                    .addContainerGap()
                    .addGroup(groupLayout.createParallelGroup(Alignment.LEADING)
                        .addComponent(scrollPane, GroupLayout.DEFAULT_SIZE, 550, Short.MAX_VALUE))
                    .addContainerGap())
        );

        groupLayout.setVerticalGroup(
            groupLayout.createParallelGroup(Alignment.LEADING)
                .addGroup(groupLayout.createSequentialGroup()
                    .addContainerGap()
                    .addComponent(scrollPane, GroupLayout.DEFAULT_SIZE, 311, Short.MAX_VALUE)
                    .addContainerGap())
        );

        frame.getContentPane().setLayout(groupLayout);
        frame.pack();
    }

    public static void update() {
        // TODO Actualizar
    }

    public static void show() {
        if (frame.isVisible()) {
            return;
        }

        frame.setLocationRelativeTo(null);
        frame.setVisible(!frame.isVisible());
    }
}