多态的例子

正文

//基类

public class Accpteacher {

private String name;

private String school;

public Accpteacher(String myName,String mySchool){

name=myName;

school=mySchool;

}

public void giveLesson(){

System.out.println(知识点讲解);

System.out.println(总结提问);

}

public void introduction(){

System.out.println(大家好！我是+school+的+name+.);

}

}

//派生类

public class Java extends Accpteacher {

public Java(String myName,String mySchool){

super(myName,mySchool);

}

public void giveLesson(){

System.out.println(打开eclip);

super.giveLesson();

}

}

//测试类

public class A {

public void judge(Accpteacher t){

t.introduction();

t.giveLesson();

}

public static void main(String args[]){

A a=new A();

Accpteacher as=new Java(无名氏,wuhan);

a.judge(as);

}

}