Java继承和重写

package ch3;public class Animal { private String name ; private String color; public Animal(String name,String color){ this.name =name; this.color =color; } public void speak(String action) { System.out.println("my name"+name+"我的颜色"+color+"\t"+action); }}

package ch3;public class Dog extends Animal {private String food;public Dog(String name,String color,String food){super(name,color);this.food =food;}@Overridepublic void speak(String action) {// TODO Auto-generated method stubSystem.out.println("喜欢"+food);}   }