Spring系列：IOC根据别名查找Bean

目录

​​基础​​

​​demo​​

---

基础

​​IOC依赖注入（根据类型查找）实例​​

demo

content-inject

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">

    <!--实时查找-->
    <import resource="content.xml" />

    <bean id="userRepos" class="com.test.repos.UserRepos" autowire="byType" />

    <alias name="user" alias="user2" />
 </beans>

InjectDemo 

package com.test;

import com.test.anonation.VIP;
import com.test.pojo.User;
import com.test.repos.UserRepos;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.ListableBeanFactory;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.core.env.Environment;

import java.util.Map;

public class InjectDemo {
    public static void main(String[] args) {

        BeanFactory beanFactory = new ClassPathXmlApplicationContext("classpath:/META-INF/content-inject.xml") ;
        User user =  beanFactory.getBean("user",User.class);
        User user2 =  beanFactory.getBean("user2",User.class);

        System.out.println(user == user2);

    }
}