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48 lines (38 loc) · 1015 Bytes
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Copy pathFish.java
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48 lines (38 loc) · 1015 Bytes
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package studyjava;
import javax.xml.namespace.QName;
/*1. 创建Fish类，它继承Animal类
2. 重写Animal的walk方法以表明鱼不能走且没有腿。
3. 实现Pet接口
4. 无参构造方法
5. 提供一个private 的name属性
*/
public class Fish extends Animal implements Pet {
private String name;
public Fish() {
super(0);
}
public void walk() {
System.out.println("Fish has " + legs + "legs can walk");
}
public void eat() {
System.out.println("fish eat grass");
}
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
public void play() {
System.out.println(name + "is playing");
}
public static void main(String[] args) {
Fish fish = new Fish();
System.out.println(fish.legs);
fish.setName("kilo");
fish.play();
fish.eat();
System.out.println(fish.getName());
fish.walk();
}
}