JPA error: A JTA EntityManager cannot use getTransaction()

**vsaji** · May 13th, 2009, 02:38 AM

Does any one know whats wrong here.

Exception

HTML Code:

javax.ejb.EJBException: EJB Exception: ; nested exception is: 
	org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is java.lang.IllegalStateException: A JTA EntityManager cannot use getTransaction()
	at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.unwrapRemoteException(RemoteBusinessIntfProxy.java:105)
	at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.invoke(RemoteBusinessIntfProxy.java:87)
	at $Proxy0.save(Unknown Source)
	at egm.poc.jpa.JPATestClient.main(JPATestClient.java:36)
Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is java.lang.IllegalStateException: A JTA EntityManager cannot use getTransaction()
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:375)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:377)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:263)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:101)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
	at $Proxy80.save(Unknown Source)
	at egm.poc.jpa.JPATestBean.save(JPATestBean.java:50)
	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 com.bea.core.repackaged.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:281)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:187)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:154)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:126)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:114)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:176)
	at com.bea.core.repackaged.springframework.jee.spi.MethodInvocationVisitorImpl.visit(MethodInvocationVisitorImpl.java:15)
	at weblogic.ejb.container.injection.EnvironmentInterceptorCallbackImpl.callback(EnvironmentInterceptorCallbackImpl.java:54)
	at com.bea.core.repackaged.springframework.jee.spi.EnvironmentInterceptor.invoke(EnvironmentInterceptor.java:30)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:176)
	at com.bea.core.repackaged.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:176)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:126)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:114)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:176)
	at com.bea.core.repackaged.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:210)
	at $Proxy76.save(Unknown Source)
	at egm.poc.jpa.JPATestBean_apxnvk_JPATestBeanRemoteImpl.save(JPATestBean_apxnvk_JPATestBeanRemoteImpl.java:217)
	at egm.poc.jpa.JPATestBean_apxnvk_JPATestBeanRemoteImpl_WLSkel.invoke(Unknown Source)
	at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:589)
	at weblogic.rmi.cluster.ClusterableServerRef.invoke(ClusterableServerRef.java:230)
	at weblogic.rmi.internal.BasicServerRef$1.run(BasicServerRef.java:477)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:363)
	at weblogic.security.service.SecurityManager.runAs(Unknown Source)
	at weblogic.rmi.internal.BasicServerRef.handleRequest(BasicServerRef.java:473)
	at weblogic.rmi.internal.wls.WLSExecuteRequest.run(WLSExecuteRequest.java:118)
	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
	at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
Caused by: java.lang.IllegalStateException: A JTA EntityManager cannot use getTransaction()
	at org.hibernate.ejb.AbstractEntityManagerImpl.getTransaction(AbstractEntityManagerImpl.java:324)
	at org.springframework.orm.jpa.DefaultJpaDialect.beginTransaction(DefaultJpaDialect.java:70)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:52)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:330)
	... 39 more

spring file

HTML Code:

<?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:context="http://www.springframework.org/schema/context"
		xmlns:jee="http://www.springframework.org/schema/jee"
		xmlns:tx="http://www.springframework.org/schema/tx"
		xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
				http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
				http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
				http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-2.5.xsd">

   
   <bean id="jpaTemplate"
		class="org.springframework.orm.jpa.JpaTemplate">
		<property name="entityManagerFactory"
			ref="entityManagerFactory" />
	</bean>
   

  <bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
      <property name="dataSource" ref="dataSource"/>
      <property name="persistenceUnitName" value="egm"/>
      <property name="jpaVendorAdapter">
	    <bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">      
	     <property name="showSql" value="true" />      
	     <property name="generateDdl" value="false" />       
	     <property name="database" value="ORACLE"/>
    	 </bean>
      </property>
		<property name="jpaProperties">
			<props>
				<prop key="hibernate.transaction.factory_class">org.hibernate.transaction.JTATransactionFactory</prop>
				<prop key="hibernate.transaction.manager_lookup_class">org.hibernate.transaction.WeblogicTransactionManagerLookup</prop>
			</props>
		</property>
  </bean> 
   
   <jee:jndi-lookup id="dataSource" jndi-name="jdbc/EGMDS"/>
   
   <tx:annotation-driven transaction-manager="transactionManager"/>

   <bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
      <property name="entityManagerFactory" ref="entityManagerFactory"/>
      <property name="dataSource" ref="dataSource"/>
   </bean>
   
   <bean id="auditDAO" class="egm.poc.jpa.AuditInfoDAO">
		<property name="jpaTemplate" ref="jpaTemplate" />
	</bean>

</beans>

persistance.xml

HTML Code:

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
    http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" version="1.0">

	<persistence-unit name="egm" transaction-type="JTA">
	<jta-data-source>jdbc/EGMDS</jta-data-source>	
	<properties>
			<property name="hibernate.show_sql" value="true" />
			<property name="hibernate.transaction.factory_class"
				value="org.hibernate.transaction.JTATransactionFactory" />
			<property name="hibernate.transaction.manager_lookup_class"
				value="org.hibernate.transaction.WeblogicTransactionManagerLookup" />
			<property name="jta.UserTransaction"
				value="java:comp/UserTransaction" />
	</properties>		
	</persistence-unit>


</persistence>

Even I have tried without <properties> tags in persistance.xml

Please help.

Saji

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