struts2+spring集成，提示有多个相同的注解实体
- Java code
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$InjectedElement.inject(InjectionMetadata.java:192) at org.springframework.beans.factory.annotation.InjectionMetadata.injectMethods(InjectionMetadata.java:117) at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:302) ... 40 more2012-4-19 18:15:03 org.apache.catalina.core.StandardContext listenerStart
上面是报错信息。
以下是配置文件(Spring)
- HTML code
<?xml version="1.0" encoding="UTF-8"?> <context:annotation-config /> <context:component-scan base-package="com.itadmin" /> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="${jdbc.driverClassName}" /> <property name="url" value="${jdbc.url}" /> <property name="username" value="${jdbc.username}" /> <property name="password" value="${jdbc.password}" /> </bean> <context:property-placeholder location="/WEB-INF/jdbc.properties" /> <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="packagesToScan"> <list> <value>com.itadmin.model</value> </list> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.OracleDialect</prop> <prop key="hibernate.show_sql">true</prop> <prop key="hibernate.format_sql">true</prop> <prop key="hibernate.current_session_context_class">thread</prop> </props> </property> </bean> <bean id="loginAction" class="com.itadmin.action.LoginAction"> </bean> <bean id="logoutAction" class="com.itadmin.action.LogoutAction" scope="prototype"> </bean> <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory"> <ref local="sessionFactory" /> </property> </bean> <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <tx:annotation-driven transaction-manager="txManager"/> <bean id="hibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate"> <property name="sessionFactory" ref="sessionFactory"></property> </bean></beans>下面是loginAction文件
- Java code
package com.itadmin.action;import java.util.Map;import javax.annotation.Resource;import org.springframework.stereotype.Repository;import com.itadmin.model.User;import com.itadmin.service.UserService;import com.opensymphony.xwork2.ActionContext;//@Repositorypublic class LoginAction{ private int id; private String name; private String pwd; private UserService userService; private User user; public boolean checkParamNull(String name, String pwd) { if ("".equals(name) || "".equals(pwd)) { return false; } else { return true; } } public String execute() throws Exception{ boolean check = checkParamNull(name, pwd); boolean userAvaiable; if (check) {// User user = new User(); user.setName(name); user.setPassword(pwd); userAvaiable = userService.userExists(user); id = userService.getUserByName(name).getId(); if (userAvaiable) { Map<String, Object> sessionInfo = ActionContext.getContext().getSession(); sessionInfo.put("username", name); sessionInfo.put("pwd", pwd); sessionInfo.put("uid", String.valueOf(id)); return "success"; } else { return "error"; } } else { return "error"; } } public int getId() { return id; } public String getName() { return name; } public String getPwd() { return pwd; } public User getUser() { return user; } public UserService getUserService() { return userService; } public void setId(int id) { this.id = id; } public void setName(String name) { this.name = name; } public void setPwd(String pwd) { this.pwd = pwd; } @Resource public void setUser(User user) { this.user = user; } @Resource public void setUserService(UserService userService) { this.userService = userService; }}
请大神们指教。
[解决办法]
@Resource
public void setUser(User user) {
this.user = user;
}
上面这块儿的@resource是多余的吧