On Thu, Sep 3, 2009 at 2:55 PM, BAltmiks<[email protected]> wrote: > > Hi Claus, > > thank your for your help! > > This is what the Oracle-Support says. I will try these.
Thanks for sharing this. Yeah the jnid lookup is cumbersome :) > > > Hello Bernd, > > I tried calling you regarding the issue, however couldn't reach. > > As per the issue I understand that you are using trying to lookup the > Entity Manager instance and you are trying to use Entity Manager > Factory, but you do not wish to use injection of ....@persistencecontext. > > Please let me know if you are using any JPA provider (e.g. kodo, > hibernate etc). > > In JEE the EntityManager or EntityManagerFactory can either be looked > up in JNDI, or injected into a SessionBean. To look up the > EntityManager in JNDI it must be published in JNDI such as through a > <persistence-context-ref> in a SessionBean's ejb-jar.xml file. To > inject an EntityManager or EntityManagerFactory the > annotation ....@persistencecontext or ....@persistenceunit are used. > > For your reference I am adding both the options (annotation / non- > annota) > > Example SessionBean ejb-jar.xml file with persistence context > > <?xml version="1.0" encoding="UTF-8"?> > <ejb-jar xmlns="http://java.sun.com/xml/ns/javaee"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xsi:schemaLocation="http://java.sun.com/xml/ns/javaee > http://java.sun.com/xml/ns/javaee/ejb-jar_3_0.xsd"; > version="3.0"> > <enterprise-beans> > <session> > <ejb-name>EmployeeService</ejb-name> > <business-remote>org.acme.EmployeeService</business-remote> > <ejb-class>org.acme.EmployeeServiceBean</ejb-class> > <session-type>Stateless</session-type> > <persistence-context-ref> > <persistence-context-ref-name>persistence/acme/entity-manager</ > persistence-context-ref-name> > <persistence-unit-name>acme</persistence-unit-name> > </persistence-context-ref> > <persistence-unit-ref> > <persistence-unit-ref-name>persistence/acme/factory</persistence-unit- > ref-name> > <persistence-unit-name>acme</persistence-unit-name> > </persistence-unit-ref> > </session> > </enterprise-beans> > </ejb-jar> > > Example of looking up an EntityManager in JNDI > =============================================== > > InitialContext context = new InitialContext(); > EntityManager entityManager = (EntityManager)context.lookup("java:comp/ > env/persistence/acme/entity-manager"); > ... > > Example of looking up an EntityManagerFactory in JNDI > ===================================================== > > InitialContext context = new InitialContext(); > EntityManagerFactory factory = (EntityManagerFactory)context.lookup > ("java:comp/env/persistence/acme/factory"); > ... > > Example of injecting an EntityManager and EntityManagerFactory > =============================================================== > > ....@stateless(name="EmployeeService", mappedName="acme/EmployeeService") > ....@remote(EmployeeService.class) > public class EmployeeServiceBean implements EmployeeService { > > ....@persistencecontext(unitName="acme") > private EntityManager entityManager; > > ....@persistenceunit(unitName="acme") > private EntityManagerFactory factory; > ... > } > > Please feel free to get back to me in case of any doubt or query > regarding the same. > > > Regards, > Saumajit Das > > > > > >> > Claus Ibsen-2 wrote: >> >>>Hi >>> >>>That is the same s*** with the J2ee servers and the JNDI lookup. Its >>>painful when it does not work and you need to setup all kind >>>of indirections in various deployment descriptors both standard j2ee >>>related and server specific. >>> >>>I will try googling and look at WebLogic documentation as its a pure >>>WebLogic + Spring J2ee lookup thingy. >> >> >> >> On Mon, Aug 31, 2009 at 10:31 AM, >> BAltmiks<[email protected]> wrote: >>> >>> - Camel 2.0M3 >>> - Camel-JPA 2.0M3 >>> - Weblogic 10 >>> - Hibernate-Core 3.3.0.SP1 >>> - Hibernate-EntityManager 3.4.0.GA >>> - Configuration in Spring XML >>> >>> >>> Hi, >>> >>> I tried to make use of the jpa component. But I have problems to get an >>> EntityManagerFactory from JNDI on Weblogic 10. As described in the >>> http://static.springsource.org/spring/docs/2.5.x/reference/orm.html#orm-jpa >>> Spring JPA Documentation I do a JNDI-Lookup. persistence-unit-ref >>> entries >>> are defined in the Java EE deployment descriptor (ejb-jar.xml). >>> >>> The Exception is: >>> >>> javax.naming.NameNotFoundException: Unable to resolve 'TMD_PERSISTENCE'. >>> Resolved ''; remaining name 'TMD_PERSISTENCE' >>> at >>> weblogic.jndi.internal.BasicNamingNode.newNameNotFoundException(BasicNamingNode.java:1138) >>> at >>> weblogic.jndi.internal.BasicNamingNode.lookupHere(BasicNamingNode.java:251) >>> at >>> weblogic.jndi.internal.ServerNamingNode.lookupHere(ServerNamingNode.java:171) >>> at >>> weblogic.jndi.internal.BasicNamingNode.lookup(BasicNamingNode.java:205) >>> at >>> weblogic.jndi.internal.WLEventContextImpl.lookup(WLEventContextImpl.java:254) >>> at >>> weblogic.jndi.internal.WLContextImpl.lookup(WLContextImpl.java:367) >>> at javax.naming.InitialContext.lookup(InitialContext.java:351) >>> at >>> org.springframework.jndi.JndiTemplate$1.doInContext(JndiTemplate.java:155) >>> at >>> org.springframework.jndi.JndiTemplate.execute(JndiTemplate.java:88) >>> at >>> org.springframework.jndi.JndiTemplate.lookup(JndiTemplate.java:153) >>> at >>> org.springframework.jndi.JndiTemplate.lookup(JndiTemplate.java:178) >>> >>> Can anybody give me a hint what i am doing wrong? >>> >>> Thanks, >>> Bernd Altmiks >>> >>> My Camel-Context: >>> ... >>> <jee:jndi-lookup id="eMFactory" jndi-name="TMD_PERSISTENCE"/> >>> >>> <bean id="jpa" class="org.apache.camel.component.jpa.JpaComponent"> >>> <property name="entityManagerFactory" ref="eMFactory" /> >>> <property name="transactionManager" ref="txManager" /> >>> </bean> >>> >>> <bean id="txManager" >>> class="org.springframework.transaction.jta.WebLogicJtaTransactionManager"/> >>> ... >>> >>> >>> My ejb-jar.xml >>> >>> <?xml version="1.0" encoding="UTF-8"?> >>> >>> <ejb-jar xmlns="http://java.sun.com/xml/ns/javaee"; >>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >>> xsi:schemaLocation="http://java.sun.com/xml/ns/javaee >>> http://java.sun.com/xml/ns/javaee/ejb-jar_3_0.xsd"; >>> version="3.0"> >>> <enterprise-beans> >>> >>> <session> >>> <ejb-name>ITMDClientDAO</ejb-name> >>> <ejb-class>tmd.al.dao.TMDClientDAO</ejb-class> >>> <session-type>Stateless</session-type> >>> <persistence-unit-ref> >>> >>> <persistence-unit-ref-name>TMD_PERSISTENCE</persistence-unit-ref-name> >>> >>> <persistence-unit-name>TMD_PERSISTENCE</persistence-unit-name> >>> <mapped-name>TMD_PERSISTENCE</mapped-name> >>> </persistence-unit-ref> >>> </session> >>> </enterprise-beans> >>> </ejb-jar> >>> >>> >>> My persistence.xml >>> >>> <?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"; >>> version="1.0" >>> xsi:schemaLocation="http://java.sun.com/xml/ns/persistence >>> http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd";> >>> <persistence-unit name="TMD_PERSISTENCE" transaction-type="JTA"> >>> <provider>org.hibernate.ejb.HibernatePersistence</provider> >>> >>> <jta-data-source>com.mummert.tributum.tbpersistence.TributumDataSource</jta-data-source> >>> <class>tmd.al.entity.TMDMessage</class> >>> <properties> >>> <property name="hibernate.dialect" >>> value="org.hibernate.dialect.Oracle10gDialect"/> >>> <property name="hibernate.transaction.manager_lookup_class" >>> value="org.hibernate.transaction.WeblogicTransactionManagerLookup" /> >>> <property name="hibernate.show_sql" value="false" /> >>> <property name="hibernate.format_sql" value="false" /> >>> <property name="hibernate.use_sql_comments" value="false"/> >>> <property name="hibernate.generate_statistics" value="false" /> >>> <property name="hibernate.jndi.weblogic.jndi.replicateBindings" >>> value="false" /> >>> <property name="hibernate.query.factory_class" >>> value="org.hibernate.hql.classic.ClassicQueryTranslatorFactory"/> >>> <property name="hibernate.cache.use_second_level_cache" >>> value="false"/> >>> </properties> >>> </persistence-unit> >>> </persistence> >>> >>> >>> -- >>> View this message in context: >>> http://www.nabble.com/JPA-component-in-a-JEE5-environment%3A-EntityManagerFactory-from-JNDI-tp25219979p25219979.html >>> Sent from the Camel - Users mailing list archive at Nabble.com. >>> >>> >> >> >> >> -- >> Claus Ibsen >> Apache Camel Committer >> >> Open Source Integration: http://fusesource.com >> Blog: http://davsclaus.blogspot.com/ >> Twitter: http://twitter.com/davsclaus >> >> > > -- > View this message in context: > http://www.nabble.com/JPA-component-in-a-JEE5-environment%3A-EntityManagerFactory-from-JNDI-tp25219979p25275422.html > Sent from the Camel - Users mailing list archive at Nabble.com. > > -- Claus Ibsen Apache Camel Committer Open Source Integration: http://fusesource.com Blog: http://davsclaus.blogspot.com/ Twitter: http://twitter.com/davsclaus
