需求一：
具体事物：基础班老师，就业班老师
共性：姓名，年龄，讲课。
特性：
基础班老师讲JavaSE
就业班老师讲Android
class Deom01 {
public static void main(String[] args) {
BaseTeacher bt = new BaseTeacher("你好",18);
bt.teach();
JiuYeTeacher jt=new JiuYeTeacher("再见",18);
jt.teach();
}
}
abstract class Teacher {
private String name; //姓名
private int age; //年龄
public Teacher(){} //空参
public Teacher(String name,int age) {//有参
this.name = name;
this.age = age;
}
public void setName(String name) { //设置姓名
this.name = name;
}
public String getName() { //获取姓名
return name;
}
public void setAge(int age) { //设置年龄
this.age = age;
}
public int getAge() { //获取年龄
return age;
}
public abstract void teach();
}
class BaseTeacher extends Teacher {
public BaseTeacher(){} //空参
public BaseTeacher(String name,int age) {//有参
super(name,age);
}
public void teach() {
System.out.println("我的姓名是:" + this.getName() + ",我的年龄是:" + this.getAge() + ",我是就业班老师讲是JavaSE");
}
}
class JiuYeTeacher extends Teacher {
public JiuYeTeacher(){} //空参
public JiuYeTeacher(String name,int age) {//有参
super(name,age);
}
public void teach() {
System.out.println("我的姓名是:" + this.getName() + ",我的年龄是:" + this.getAge() + ",我是就业班老师讲Android");
}
} |
|
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