//配置

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xmlns:context="http://www.springframework.org/schema/context"

xsi:schemaLocation="http://www.springframework.org/schema/context

http://www.springframework.org/schema/context/spring-context-4.2.xsd

http://www.springframework.org/schema/beans

http://www.springframework.org/schema/beans/spring-beans-4.2.xsd "

xmlns="http://www.springframework.org/schema/beans">

<context:component-scan base-package="cn.jy.domain"></context:component-scan>

</beans>

//User类

package cn.lijun.domain;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.beans.factory.annotation.Qualifier;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.context.annotation.Scope;

import org.springframework.stereotype.Component;

import org.springframework.stereotype.Controller;

import org.springframework.stereotype.Repository;

import org.springframework.stereotype.Service;

//<bean name="user" class="cn.lijun.domain.User">

//@Component("user")

//@Service("user")

//@Controller("user")

@Repository("user")

//@Scope(scopeName="singleton")

public class User {

    private String name;

    

    private Integer age;

    @Autowired

    @Qualifier("car")

    private Car car;

    

    public User() {

        

    }  

 public User(String name, Integer age, Car car) {

        this.name = name;

        this.age = age;

        this.car = car;

    }

public User(Integer age, Car car) {

        this.age = age;

        this.car = car;

    }

    public String getName() {

        return name;

    }

    @Value("QIANG")

    public void setName(String name) {

        this.name = name;

    }

    public Integer getAge() {

        return age;

    }

    @Value("22")

    public void setAge(Integer age) {

        this.age = age;

    }

    public Car getCar() {

        return car;

    }

    public void setCar(Car car) {

        this.car = car;

    }

//    @PostConstruct

//    public void init(){

//        System.out.println("我是初始化方法");

//    }

//    @PreDestroy

//    public void destory(){

//        System.out.println("我是销毁方法");

//    }

    @Override

    public String toString() {

        return "User [name=" + name + ", age=" + age + ", car=" + car + "]";

    }

    

}

//Car类

package cn.jy.domain;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.stereotype.Component;

@Component("car")

public class Car {

     private String name;

     private String color;

public String getName() {

        return name;

    }

    @Value("法拉利")

public void setName(String name) {

        this.name = name;

    }

public String getColor() {

        return color;

    }

    @Value("呕吐绿" + "")

public void setColor(String color) {

        this.color = color;

    }

    @Override

public String toString() {

        return "Car [name=" + name + ", color=" + color + "]";

    }

     

}