本文共 1354 字，大约阅读时间需要 4 分钟。

Hero类：

package Demo14;public class Hero {       private String name;    private int age;    private Weapon weapon;    public Hero(String name, int age, Weapon weapon) {           this.name = name;        this.age = age;        this.weapon = weapon;    }    public String getName() {           return name;    }    public void setName(String name) {           this.name = name;    }    public int getAge() {           return age;    }    public void setAge(int age) {           this.age = age;    }    public Weapon getWeapon() {           return weapon;    }    public void setWeapon(Weapon weapon) {           this.weapon = weapon;    }    public Hero() {       }    public void Attack(){           System.out.println("年龄为"+ age +"的"+name+"用"+weapon.getCode()+"攻击敌人");    }}

Weapon类

package Demo14;public class Weapon {       private String code;    public String getCode() {           return code;    }    public void setCode(String code) {           this.code = code;    }    public Weapon() {       }    public Weapon(String code) {           this.code = code;    }}

Main方法

package Demo14;public class DemoMain {       public static void main(String[] args) {           Hero hero = new Hero();        hero.setName("盖伦");        hero.setAge(20);        Weapon weapon = new Weapon("多兰之剑");        hero.setWeapon(weapon);        hero.Attack();    }}

效果：

转载地址：http://njapz.baihongyu.com/