Name 2

package name2;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;

public class Name2 implements ActionListener {
    final static String LABEL_TEXT = JOptionPane.showInputDialog("Enter your name.");
    JFrame frame;
    JPanel contentPane;
    JLabel label;
    JButton button;

    public Name2(){

        frame = new JFrame("Name");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        contentPane = new JPanel();

        label = new JLabel(LABEL_TEXT);
        contentPane.add(label);

        button = new JButton("Hide");
        button.setActionCommand("Hide");
        button.addActionListener(this);
        contentPane.add(button);

        frame.setContentPane(contentPane);

        frame.pack();
        frame.setVisible(true);
    }

    @Override
    public void actionPerformed(ActionEvent event) {
        String eventName = event.getActionCommand();
        if (eventName.equals("Hide")) {
            label.setText(" ");
            button.setText("Show");
            button.setActionCommand("Show");
        } else {
            label.setText(LABEL_TEXT);
            button.setText("Hide");
            button.setActionCommand("Hide");
        }
    }

    private static void runGUI() {
        JFrame.setDefaultLookAndFeelDecorated(true);
        Name2 name = new Name2();
    }
    public static void main(String[] args) {

        javax.swing.SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                runGUI();
            }
        });
    }
}