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import java.awt.event.ActionEvent;
import javax.swing.JFrame;
import javax.swing.JTextField;
public class AddingActionListenerJTextField {
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);
}
}
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