java – 没有事务性的EntityManager可用 – 使用JPA Api,Hibernate Session出错

我试图从注入的EntityManager中解开Hibernate Session,因为我需要使用Hibernate的原生Criteria API.

当我尝试使用Criteria时,我得到以下异常：

Caused by: java.lang.IllegalStateException: No transactional EntityManager available
at org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:224)
at com.sun.proxy.$Proxy28.unwrap(UnkNown Source)
at sk.uniba.ais2.fajr.dao.impl.PouzivatelDAOHibernate.findByLogin(PouzivatelDAOHibernate.java:22)
at sk.uniba.ais2.fajr.bo.PouzivatelService.findByLogin(PouzivatelService.java:20)
at sk.uniba.ais2.fajr.mvc.controller.FooController.getFoooFOO(FooController.java:38)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.springframework.web.method.support.invocableHandlerMethod.invoke(invocableHandlerMethod.java:215)
at org.springframework.web.method.support.invocableHandlerMethod.invokeForRequest(invocableHandlerMethod.java:132)
at org.springframework.web.servlet.mvc.method.annotation.ServletinvocableHandlerMethod.invokeAndHandle(ServletinvocableHandlerMethod.java:104)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:749)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:690)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:83)
at org.springframework.web.servlet.dispatcherServlet.dodispatch(dispatcherServlet.java:945)
at org.springframework.web.servlet.dispatcherServlet.doService(dispatcherServlet.java:876)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)
... 62 more

但是,当我使用EntityManager本身的Query api时,一切正常.

我的配置：

db.xml

    spring-beans-3.0.xsd
        http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">

    
                
                                
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