继承类的练习 学习笔记

package com.ctgu.java;

public class ManKind {
private int sex;
private int salary;

public int getSex() {
return sex;
}

public void setSex(int sex) {
this.sex = sex;
}

public int getSalary() {
return salary;
}

public void setSalary(int salary) {
this.salary = salary;
}

public void manOrWomen(){
if(sex == 1)
System.out.println("Man");
else if(sex == 0)
System.out.println("Women");
else
System.out.println("你输入的有误");
}
public void employees(){
if(salary == 0)
System.out.println("no job");
else if(salary > 0)
System.out.println("job");

}

}

package com.ctgu.java;

public class Kids extends ManKind {
private int yearsOld;

public int getYearsOld() {
return yearsOld;
}

public void setYearsOld(int yearsOld) {
this.yearsOld = yearsOld;
}

public void printAge(){
System.out.println(this.yearsOld + " years old ");
}

}

package com.ctgu.java;

public class TestKids {
public static void main(String[] args) {
Kids someKids = new Kids();
someKids.setSalary(10);
someKids.setSex(1);
someKids.setYearsOld(13);

someKids.employees();
someKids.manOrWomen();
someKids.printAge();
}

}