Spring4整合Hibernate4出現的錯誤的解決

今天在使用Spring4整合Hibernate4過程當中出現錯誤

org.hibernate.HibernateException: Could not obtain transaction-synchronized Session for current thread

錯誤的緣由是因爲hibernate4修改了hibernate3中 getCurrentSession()方法的支持，須要在service層註解@Transactional

具體的代碼以下：

Spring-hibernate.xml

  
  
  
  

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

  
  
  
  
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xmlns:aop="http://www.springframework.org/schema/aop"  xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"  xsi:schemaLocation="http://www.springframework.org/schema/beans  http://www.springframework.org/schema/beans/spring-beans-4.0.xsd  http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd  http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd ">  <!-- Hibernate4 --> <!-- 加載資源文件 其中包含變量信息，必須在Spring配置文件的最前面加載，即第一個加載--> <context:property-placeholder location="classpath:db.properties" />  <bean id="sessionFactory"  class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="packagesToScan"> <list> <!-- 能夠加多個包 --> <value>com.xrea.entity</value> </list> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">${hibernate.dialect}</prop> <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop> </props> </property> </bean>  <!-- 數據庫映射 --> <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="${jdbc.driverClassName}" /> <property name="url" value="${jdbc.url}" /> <property name="username" value="${jdbc.user}" /> <property name="password" value="${jdbc.pass}" /> </bean>  <!-- 配置Hibernate事務管理器 --> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean>  <!-- 配置事務異常封裝 --> <bean id="persistenceExceptionTranslationPostProcessor"  class="org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor" />   <!-- 聲明式容器事務管理 ,transaction-manager指定事務管理器爲transactionManager --> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="add*" propagation="REQUIRED" /> <tx:method name="save*" propagation="REQUIRED" /> <tx:method name="get*" propagation="REQUIRED" /> <tx:method name="*" read-only="true" /> </tx:attributes> </tx:advice>  <aop:config expose-proxy="true"> <!-- 只對業務邏輯層實施事務 --> <aop:pointcut id="txPointcut" expression="execution(* com.xrea.service..*.*(..))" /> <!-- Advisor定義，切入點和通知分別爲txPointcut、txAdvice --> <aop:advisor pointcut-ref="txPointcut" advice-ref="txAdvice"/> </aop:config></beans>

web.xml

  
  
  
  

   
   
   
   
 
    
 
     <?xml version="1.0" encoding="UTF-8"?> 
    
 
    
 
     <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"> 
    
 
    
 
       <display-name>easyui</display-name> 
    
 
    
 
       <!-- 加載Spring相關配置文件 --> 
    
 
    
 
       <context-param> 
    
 
    
 
           <param-name>contextConfigLocation</param-name> 
    
 
    
 
           <param-value>classpath:spring/spring-*.xml</param-value> 
    
 
    
 
       </context-param> 
    
 
    
 
       <!-- 啓動Spring的監聽 --> 
    
 
    
 
       <listener> 
    
 
    
 
           <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> 
    
 
    
 
       </listener> 
    
 
    
 
        <!-- 定義DispatcherServlet --> 
    
 
    
 
       <servlet> 
    
 
    
 
         <servlet-name>mvc-dispatcher</servlet-name> 
    
 
    
 
         <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 
    
 
    
 
         <init-param> 
    
 
    
 
           <!-- 默認/WEB-INF/[servlet名字]-servlet.xml加載上下文，  
    
 
    
 
               若是配置了contextConfigLocation參數， 
    
 
    
 
               將使用classpath:/mvc-dispatcher-servlet.xml加載上下文 
    
 
    
 
           --> 
    
 
    
 
           <param-name>contextConfigLocation</param-name> 
    
 
    
 
           <param-value>classpath:spring/spring-mvc.xml</param-value> 
    
 
    
 
         </init-param> 
    
 
    
 
         <load-on-startup>1</load-on-startup> 
    
 
    
 
       </servlet> 
    
 
    
 
       <!-- 攔截匹配的請求，這裏全部請求採用名字爲mvc-dispatcher的DispatcherServlet處理 --> 
    
 
    
 
       <servlet-mapping> 
    
 
    
 
         <servlet-name>mvc-dispatcher</servlet-name> 
    
 
    
 
         <url-pattern>*.html</url-pattern> 
    
 
    
 
       </servlet-mapping> 
    
 
    
 
       <welcome-file-list> 
    
 
    
 
         <welcome-file>index.jsp</welcome-file> 
    
 
    
 
       </welcome-file-list> 
    
</web-app>
  
  
  
  

spring-mvc.xml

  
  
  
  

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

   
   
   
   

  
  
  
  
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xmlns:aop="http://www.springframework.org/schema/aop"  xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"  xsi:schemaLocation="http://www.springframework.org/schema/beans  http://www.springframework.org/schema/beans/spring-beans-4.0.xsd  http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd  http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd ">  <context:annotation-config></context:annotation-config>  <context:component-scan base-package="com.xrea"></context:component-scan>  <!-- 基於註釋的業務，當註釋中發現@Transactional時，使用id爲transactionManager的事務管理器 --> <!-- 若是沒有設置transaction-manager的值，則spring以缺省默認的事務管理器來處理事務，默認事務管理器爲第一個加載的事務管理器 --> <tx:annotation-driven transaction-manager="transactionManager"/> <!-- 定義視圖解析器 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix"> <value>/WEB-INF/jsp/</value> </property> <property name="suffix"> <value>.jsp</value> </property> </bean></beans> 

而後在Service層添加@Transactional註解便可

來自爲知筆記(Wiz)