Java Swing How to - Insert empty row after each record in JTable

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Question

We would like to know how to insert empty row after each record in JTable.

Answer

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
/* w  ww.  j  a  v a 2 s  .  c o m*/
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

public class Main {
  public static void main(String[] args) {
    String[][] data = { { "Data", "Data" } };
    String[] col = { "Col", "Col" };
    final DefaultTableModel model = new DefaultTableModel(data, col);
    JTable table = new JTable(model);
    JButton addRow = new JButton("Add Empty Row");
    addRow.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        model.addRow(new Object[] {});
      }
    });
    JPanel panel = new JPanel(new BorderLayout());
    panel.add(new JScrollPane(table));
    panel.add(addRow, BorderLayout.SOUTH);
    JOptionPane.showMessageDialog(null, panel);
  }
}

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