// SOURCE:  
//   Liang, _Introduction_to_Java_Programming:_Fundamentals_First_, 6/e.
//   Listing 1.2, page 22

/** This application program displays Welcome to Java!
 *  in a message dialog box.
 */
import javax.swing.JOptionPane;

public class WelcomeInMessageDialogBox {
  public static void main(String[] args) {
    // Display Welcome to Java! in a message dialog box
    JOptionPane.showMessageDialog(null, "Welcome to Java!",
      "Display Message", JOptionPane.INFORMATION_MESSAGE);
  }
}