继承性练习01

 

package com.yhqtv.duotai;
//主方法
public class KidsTest {
    public static void main(String[] args) {
        Kids someKid=new Kids(16);
        someKid.setSex(1);
        someKid.setSalary(1);
//        someKid.setYearsOld(10);
        someKid.printAge();
        someKid.employeed();
        someKid.manOrWoman();

    }
}

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package com.yhqtv.duotai;
//父类
import java.util.NoSuchElementException;

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

    public void manOrWoman() {

        if (sex == 1) {
            System.out.println("man");
        } else if (sex == 0) {
            System.out.println("woman");
        }
    }

    public void employeed() {

        String jobInfo = (salary == 0) ? "no job" : "job";
        System.out.println(jobInfo);
    }

    public ManKind() {
    }

    public ManKind(int sex, int salary) {
        this.sex = sex;
        this.salary = 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;
    }
}

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package com.yhqtv.duotai;
//子类
public class Kids extends ManKind {

    private int yearsOld;

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

    public Kids() {

    }

    public Kids(int yearsOld) {
        this.yearsOld = yearsOld;
    }

    public int getYearsOld() {
        return yearsOld;
    }

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