struts2+spring集成，提示有多个相同的注解实体,该如何解决

18:15:03,889 ERROR org.springframework.web.context.ContextLoader:215 - Context initialization failedorg.springframework.beans.factory.BeanCreationException: Error creating bean with name 'loginAction': Injection of resource methods failed; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [com.itadmin.model.User] is defined: Unsatisfied dependency of type [class com.itadmin.model.User]: expected at least 1 matching bean    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:305)    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:998)    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:472)    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)    at java.security.AccessController.doPrivileged(Native Method)    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:429)    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:728)    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:380)    at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255)    at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199)    at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45)    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3934)    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4429)    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:526)    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:987)    at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:909)    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:495)    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1206)    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:314)    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)    at org.apache.catalina.core.StandardHost.start(StandardHost.java:722)    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)    at org.apache.catalina.core.StandardService.start(StandardService.java:516)    at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)    at org.apache.catalina.startup.Catalina.start(Catalina.java:583)    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)    at java.lang.reflect.Method.invoke(Method.java:597)    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [com.itadmin.model.User] is defined: Unsatisfied dependency of type [class com.itadmin.model.User]: expected at least 1 matching bean    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:613)    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.autowireResource(CommonAnnotationBeanPostProcessor.java:431)    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.getResource(CommonAnnotationBeanPostProcessor.java:409)    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor$ResourceElement.getResourceToInject(CommonAnnotationBeanPostProcessor.java:537)    at org.springframework.beans.factory.annotation.InjectionMetadata$InjectedElement.inject(InjectionMetadata.java:192)    at org.springframework.beans.factory.annotation.InjectionMetadata.injectMethods(InjectionMetadata.java:117)    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:302)    ... 40 more2012-4-19 18:15:03 org.apache.catalina.core.StandardContext listenerStart