spring_spring自动装配

<?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">

  <bean name="userDao" class="com.bjsxd.dao.impl.UserDaoImpl">
    <property name="daoId" value="1"></property>
  </bean>
  <bean name="userDao2" class="com.bjsxd.dao.impl.UserDaoImpl">
    <property name="daoId" value="2"></property>
  </bean>

  <!-- <bean id="userService" class="com.bjsxd.service.UserService"> <property 
    name="userDao" ref="userDaoImpl" /> </bean> -->
  <bean id="userService" class="com.bjsxd.service.UserService" scope="prototype" autowire="byName">
    
  </bean>
</beans>