Spring使用注解实现自动装配

Spring使用注解实现自动装配

jdk1.5开始支持注解
spring2.5开始支持注解
使用注解须知

1. 导入约束：xmlns:context="http://www.springframework.org/schema/context"
2. 配置注解的支持： context:annotation-config/

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/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/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        https://www.springframework.org/schema/context/spring-context.xsd">

    <context:annotation-config/>

</beans>