作业-继承4

package T092204;

public class Human {
    private String name;
    private int age;
    private String sex;
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age) {
        this.age = age;
    }
    public String getSex() {
        return sex;
    }
    public void setSex(String sex) {
        this.sex = sex;
    }
    public void speak(){
        System.out.println("I am a human.");
    }
    public void run(){
        System.out.println("I can run.");
    }
    public void getInfo(){
        System.out.println("我的名字是："+getName()+" 我的年龄是："+getAge()+" 我的性别是："+getSex());
        Man m=new Man();
    }
}




package T092204;

public class Man extends Human {
    public void man(){
        if(getSex()=="男")
        {
            System.out.println("我是男人");
        }
        else{
            System.out.println("我是女人");
        }
    }
    public void run(){
        System.out.println("我会打篮球");
    }
}



package T092204;

public class Woman extends Human {
    public void woman(){
        if(getSex()=="女")
        {
            System.out.println("我是女人");
        }
        else
        {
            System.out.println("我是男人");
        }
    }
    public void run(){
        System.out.println("我会跳舞");
    }
}



package T092204;

public class Test {

    public static void main(String[] agrs){
        Man m=new Man();
        m.setName("张三");
        m.setAge(30);
        m.setSex("男");
        m.getInfo();
        m.speak();
        m.run();
        m.man();
        Human h=new Woman();
        h.setName("如花");
        h.setAge(25);
        h.setSex("女");
        h.speak();
        h.run();
        h.getInfo();
        if(h instanceof Woman){
            Woman w=(Woman)h;
            w.woman();
        }
        else{
            System.out.println("类型不符！");
        }
    }

}