normalfrog.java~1~

来自「《深入浅出设计模式》的完整源代码」· JAVA~1~ 代码 · 共 15 行

package frog;

public abstract class Frog {
  String name;
  Frog(String name){
    this.name=name;
  }
  public abstract void Jump(){
    System.out.println(this.name+" jump");
  }
  public abstract void Eat(){
    System.out.println(this.name+" Eat");
  }

}