greenstate.java

23种GOF模式的java代码实现

package org.gof.action.state;

import java.awt.Color;

public class GreenState extends State {

  public void handlepush(Context c) {
    //根据push方法"如果是green状态的切换到red" ;
    c.setState(new RedState());
  }

  public void handlepull(Context c) {
    //根据pull方法"如果是green状态的切换到blue" ;
    c.setState(new BlueState());
  }
  public  Color getcolor() {
    return Color.green;
  }

}