[学习交流] 关于抽象、继承的案例：老师和学生

jeremy月

/*
老师和学生案例,加入抽烟的额外功能
属性：姓名，年龄
行为：学生学习，老师教学,学生和老师都睡觉
*/
class Demo_People {
public static void main(String[] args) {
Student s = new Student("嘉嘉",19);
System.out.println("*学生***"+s.getName()+"***年龄*"+s.getAge()+"****");
s.study();
s.sleep();
System.out.println();
Teacher t = new Teacher("艳艳",24);
System.out.println("*老师***"+t.getName()+"***年龄*"+t.getAge()+"****");
t.teach();
t.sleep();
System.out.println();
SmokeTeacher st = new SmokeTeacher("李龙",32);
System.out.println("*老师***"+st.getName()+"**年龄**"+st.getAge());
st.smoke();
System.out.println();
SmokeStudent ss = new SmokeStudent("张海",29);
System.out.println("*老师***"+ss.getName()+"**年龄**"+ss.getAge());
ss.smoke();
}
}

abstract class People {
private String name;
private int age;

public People(){}

public People(String name,int age){
this.name = name;
this.age = age;
}

public void setName(String name){
this.name = name;
}

public String getName(){
return name;
}

public void setAge(int age){
this.age = age;
}

public int getAge(){
return age;
}

public abstract void sleep();
}

class Student extends People {
public Student(){}

public Student(String name,int age){
super(name,age);
}

public void sleep(){
System.out.println("趴着睡");
}

public void study() {
System.out.println("好好学习，天天向上");
}
}

class Teacher extends People {
public Teacher(){}

public Teacher(String name,int age) {
super(name,age);
}

public void sleep(){
System.out.println("躺着睡");
}

public void teach(){
System.out.println("教学授课");
}
}

interface Smoke {
public void smoke();
}

class SmokeStudent extends Student implements Smoke {
public SmokeStudent() {}

public SmokeStudent(String name,int age) {
super(name,age);
}

public void smoke(){
System.out.println("爱抽烟");
}
}

class SmokeTeacher extends Teacher implements Smoke {
public SmokeTeacher () {}

public SmokeTeacher (String name,int age) {
super(name,age);
}

public void smoke(){
System.out.println("爱抽烟");
}
}

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[学习交流] 关于抽象、继承的案例：老师和学生

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