Caused by: java.lang.ClassNotFoundException: org.apache.shiro.spring.LifecycleBeanPostProcessor

1、错误描述

Caused by: java.lang.ClassNotFoundException: org.apache.shiro.spring.LifecycleBeanPostProcessor
	at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50)
	at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271)
	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247)
	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239)
	at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:369)
	at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:322)
	at org.springframework.util.ClassUtils.forName(ClassUtils.java:247)
	at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:395)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1348)
	at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1319)
	... 54 more

2、错误原因

       有错误提示可知是缺少shiro-spring有关的jar

3、解决办法

（1）将shiro-spring-1.2.4.jar复制到lib目录下

（2）在pom.xml中配置

<dependency>
      <groupId>org.apache.shiro</groupId>
      <artifactId>shiro-spring</artifactId>
      <version>1.2.4</version>
</dependency>