spring的注解注入

1. <beans xmlns="http://www.springframework.org/schema/beans"  
2.     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
3.     xmlns:context="http://www.springframework.org/schema/context"  
4.     xsi:schemaLocation=" http://www.springframework.org/schema/beans  
5.        http://www.springframework.org/schema/beans/spring-beans-3.0.xsd  
6.        http://www.springframework.org/schema/context  
7.        http://www.springframework.org/schema/context/spring-context-3.0.xsd">  
8.   
9.     <context:annotation-config/>  
10.   
11. </beans>