Spring 中 Exception in thread "main" org.springframework.beans.factory.BeanCreationException:问题解决

开始spring 时遇到这样问题:

 Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'helloworldbean' defined in file [C:/WL/spring04-08/src/applicationContext.xml]: Initialization of bean failed; nested exception is org.springframework.aop.framework.AopConfigException: Couldn't generate CGLIB subclass of class [class com.spring.aop.HelloWorld]: Common causes of this problem include using a final class or a non-visible class; nested exception is net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InvocationTargetException-->null
Caused by: org.springframework.aop.framework.AopConfigException: Couldn't generate CGLIB subclass of class [class com.spring.aop.HelloWorld]: Common causes of this problem include using a final class or a non-visible class; nested exception is net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InvocationTargetException-->null
Caused by: net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InvocationTargetException-->null
 at net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:237)
 at net.sf.cglib.proxy.Enhancer.createHelper(Enhancer.java:377)
 at net.sf.cglib.proxy.Enhancer.create(Enhancer.java:285)
 at org.springframework.aop.framework.Cglib2AopProxy.getProxy(Cglib2AopProxy.java:196)
 at org.springframework.aop.framework.ProxyFactory.getProxy(ProxyFactory.java:110)
 at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.createProxy(AbstractAutoProxyCreator.java:429)
 at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.postProcessAfterInitialization(AbstractAutoProxyCreator.java:299)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsAfterInitialization(AbstractAutowireCapableBeanFactory.java:315)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1181)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:428)
 at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:251)
 at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:156)
 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:248)
 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:160)
 at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:287)
 at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:352)
 at org.springframework.context.support.FileSystemXmlApplicationContext.(FileSystemXmlApplicationContext.java:93)
 at org.springframework.context.support.FileSystemXmlApplicationContext.(FileSystemXmlApplicationContext.java:77)
 at org.springframework.context.support.FileSystemXmlApplicationContext.(FileSystemXmlApplicationContext.java:67)
 at com.spring.aop.ProxyFactoryBeanTest.main(ProxyFactoryBeanTest.java:6)
Caused by: java.lang.reflect.InvocationTargetException
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
 at java.lang.reflect.Method.invoke(Unknown Source)
 at net.sf.cglib.core.ReflectUtils.defineClass(ReflectUtils.java:384)
 at net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:219)
 ... 19 more
Caused by: java.lang.SecurityException: class "com.spring.aop.HelloWorld$$EnhancerByCGLIB$$b4b90129"'s signer information does not match signer information of other classes in the same package
 at java.lang.ClassLoader.checkCerts(Unknown Source)
 at java.lang.ClassLoader.preDefineClass(Unknown Source)
 at java.lang.ClassLoader.defineClass(Unknown Source)
 ... 25 more

 

 

 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-2.0.xsd">
     class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">
  
   
    *
    
   
  
  
   
    advice
   
  
  
  true