package org.hanqi.array;
public class DongWu {
private String name;
private String color;
public String getName() {
return name;
}
public void setName(String name) {
this.name =
name;
}
public String getColor() {
return color;
}
public void setColor(String color) {
this.color =
color;
}
public void run()
{
System.out.print("会跑"
);
}
public void eat()
{
System.out.print("会吃东西"
);
}
}
DongWu类
package org.hanqi.array;
public class TuZi
extends DongWu {
public void eat()
{
System.out.print("会吃萝卜"
);
}
}
TuZi类
package org.hanqi.array;
public class TestDongWu {
public static void main(String[] args) {
DongWu d=
new DongWu();
d.setName("动物"
);
d.setColor("有颜色"
);
System.out.print("一只"+d.getColor()+"的"+
d.getName() );
d.run();
d.eat();
System.out.println(""
);
//子类中覆盖第二个方法
TuZi t=
new TuZi();
t.setName("兔子"
);
t.setColor("白色"
);
System.out.print("一只"+t.getColor()+"的"+
t.getName() );
t.run();
t.eat();
System.out.println();
//向上转型
DongWu d1=
new TuZi();
d1.setName("狗"
);
d1.setColor("黑色"
);
System.out.print("一只"+d1.getColor()+"的"+
d1.getName() );
d1.run();
d1.eat();
}
}
测试类
转载于:https://www.cnblogs.com/wangchuanqi/p/5263279.html
相关资源：JAVA上百实例源码以及开源项目
