Java8 Stream Step1-2-3 Bean

package com.xbb.java.stream;

public class Person {
    private int id;
    private String name;
    private int age;
    private String couny;

    public Person(int id, String name, int age) {
        this.id = id;
        this.name = name;
        this.age = age;
    }
    public Person(int id, String name, int age,String couny) {
        this.id = id;
        this.name = name;
        this.age = age;
        this.couny = couny;
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    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 getCouny() {
        return couny;
    }

    public void setCouny(String couny) {
        this.couny = couny;
    }

    @Override
    public String toString() {
        return this.id + "--" + this.getName() + "--" +this.getAge();
    }
}