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1.报错内容

org.springframework.beans.factory.BeanNotOfRequiredTypeException: Bean named 'userDao' is expected to be of type 'com.yg.dao.impl.UserDaoImpl' but was actually of type 'com.sun.proxy.$Proxy20'

	at org.springframework.beans.factory.support.AbstractBeanFactory.adaptBeanInstance(AbstractBeanFactory.java:417)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:398)

2.解决方法

    <aop:aspectj-autoproxy proxy-target-class="true"/>

3.proxy-target-class参数解释

  1. 默认 proxy-target-class = false,即 implements InvocationHandler
  2.   proxy-target-class=true:基于类的代理将起作用(这时需要cglib库) implements MethodInterceptor
  3.  proxy-target-class=false: 基于标准的JDK 基于接口的代理 implements InvocationHandler

 
 

本文标签: xxxexpectedbeannamedproxy