Add ActionListener to JTextField in Java

//from www .j  a  v  a2 s  .  c  o m
import java.awt.event.ActionEvent;

import javax.swing.JFrame;
import javax.swing.JTextField;

public class Main {

  public static void main(String[] a) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTextField jTextField1 = new JTextField();

    jTextField1.setText("jTextField1");
    jTextField1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        System.out.println("action");
      }
    });
    frame.add(jTextField1);

    frame.setSize(300, 200);
    frame.setVisible(true);
  }

}