rollingdice.java

Java 程序设计教程（第五版）EXAMPLESchap04源码

//********************************************************************
//  RollingDice.java       Author: Lewis/Loftus
//
//  Demonstrates the creation and use of a user-defined class.
//********************************************************************

public class RollingDice
{
   //-----------------------------------------------------------------
   //  Creates two Die objects and rolls them several times.
   //-----------------------------------------------------------------
   public static void main (String[] args)
   {
      Die die1, die2;
      int sum;

      die1 = new Die();
      die2 = new Die();

      die1.roll();
      die2.roll();
      System.out.println ("Die One: " + die1 + ", Die Two: " + die2);

      die1.roll();
      die2.setFaceValue(4);
      System.out.println ("Die One: " + die1 + ", Die Two: " + die2);

      sum = die1.getFaceValue() + die2.getFaceValue();
      System.out.println ("Sum: " + sum);

      sum = die1.roll() + die2.roll();
      System.out.println ("Die One: " + die1 + ", Die Two: " + die2);
      System.out.println ("New sum: " + sum);
   }
}