//EmployeeTest.java
import javax.swing.JOptionPane;
public class EmployeeTest {
   public static void main( String args[] ){
      Date birth = new Date( 7, 24, 1949 );
      Date hire = new Date( 3, 12, 1988 );
      Employee employee = new Employee( "Bob", "Jones", birth, hire );
      JOptionPane.showMessageDialog( null, employee.toEmployeeString(), 
         "類的組合", JOptionPane.INFORMATION_MESSAGE );
      System.exit( 0 );
   }
}