How to set color to a certain row if certain conditions are met using java?

Question

I have A jtable. (tablesummary). one of it\'s column is EXPIRY. i want to highlight the row with the client whose expiry date already lapsed on the current date..

i

Answer 1

public class TablePrepareRenderer extends JFrame {

    private JTable table;

    public TablePrepareRenderer() {
        Object[] columnNames = { "Type", "Company", "Name", "Salery", "Designation" };
        Object[][] data =
        { { "Probation", "Digital Research Lab", "Kamran Ali", "500,000", "Java Developer" }, { "Permenent", "Netsole",
                                                                                                "Farhan Khan",
                                                                                                "80,000",
                                                                                                "System Administaror" },
          { "Contract", "System Limited", "Danyal", "100,000", "Network Administrator" },
          { "Probation", "TeraData", "Ali Raza", "45,000", "IT Officer" },
          { "Contract", "MicroSoft", "Sikandar Hayat", "450,000", "Team Lead" },
          { "Permenent", "MicroSoft", "Adnan", "30,000", "Driver" }, };
        DefaultTableModel model = new DefaultTableModel(data, columnNames) {


            @Override
            public Class getColumnClass(int column) {
                return getValueAt(0, column).getClass();
            }
        };
        table = new JTable(model) {
                @Override
                public Component prepareRenderer(TableCellRenderer renderer, int row, int column) {
                    Component c = super.prepareRenderer(renderer, row, column);

                    if (!isRowSelected(row)) {
                        if (table.getColumnCount() >= 0) {
                            String type = (String)getModel().getValueAt(row, 0);
                            if (type.equalsIgnoreCase("Probation")) {
                                c.setBackground(new Color(198, 190, 255));

                            }
                            if (type.equalsIgnoreCase("Permenent")) {
                                c.setBackground(new Color(14, 255, 190));

                            }
                            if (type.equalsIgnoreCase("Contract")) {
                                c.setBackground(Color.green);

                            }

                        }
                    }
                    if (isRowSelected(row) && isColumnSelected(column)) {
                        ((JComponent)c).setBorder(new LineBorder(Color.red));
                    }
                    return c;
                }
            };

        table.setPreferredScrollableViewportSize(table.getPreferredSize());
        JScrollPane scrollPane = new JScrollPane(table);
        getContentPane().add(scrollPane);
    }


    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {

            @Override
            public void run() {
                TablePrepareRenderer frame = new TablePrepareRenderer();
                frame.setDefaultCloseOperation(EXIT_ON_CLOSE);
                frame.pack();
                frame.setLocation(150, 150);
                frame.setSize(800, 500);
                frame.setVisible(true);


            }
        });
    }
}