And
public void myMethod2() {
Query query = entityManager.createQuery("select o from Myclass
o where o.title = :p1 and o.myProperty <> :p2");
// bind params
query.getResultList();
// exception thrown unexpectedly also
}
On Nov 1, 3:32 am, Dave Cheong <[email protected]> wrote:
> The relevant code snippets are:
>
> In MyServiceImpl -
>
> @Repository
> @Transactional
> public MyServiceImpl ... {
>
> protected EntityManager entityManager;
>
> public void myMethod() {
> Query query = entityManager.createQuery("select o from Myclass
> o where o.title = :p1 and o.myProperty != :p2");
> // bind params
> query.getResultList();
> // exception thrown unexpectedly
> }
>
> @PersistenceContext
> public void setEntityManager(EntityManager entityManager) {
> this.entityManager = entityManager;
> }
>
> }
>
> In applicationContext.xml -
>
> <!-- JPA EntityManagerFactory -->
> <bean id="entityManagerFactory"
>
> class="org.springframework.orm.jpa.LocalEntityManagerFactoryBean"
> p:persistenceUnitName="main"/>
>
> <!-- Transaction manager for a single JPA EntityManagerFactory
> (alternative to JTA) -->
> <bean id="transactionManager"
> class="org.springframework.orm.jpa.JpaTransactionManager"
> p:entityManagerFactory-ref="entityManagerFactory"/>
>
> In persistence.xml -
>
> <persistence-unit name="main">
>
> <provider>org.datanucleus.store.appengine.jpa.DatastorePersistenceProvider< /
> provider>
> <properties>
> <property name="datanucleus.NontransactionalRead"
> value="true"/>
> <property name="datanucleus.NontransactionalWrite"
> value="true"/>
> <property name="datanucleus.ConnectionURL"
> value="appengine"/>
> </properties>
> </persistence-unit>
>
> Any help you provide is appreciated.
>
> thanks,
> dave
>
> On Nov 1, 3:23 am, Dave Cheong <[email protected]> wrote:
>
>
>
> > What I'm saying is I'm using EMF and writing JPQL and "<>" is not
> > working, which it should since it is the valid operator for
> > inequality. Are you saying it works for you?
>
> > dave
>
> > On Nov 1, 12:27 am, datanucleus <[email protected]> wrote:
>
> > > > 1). I can't seem to get "!=" working either.
>
> > > I have no such problems with JDOQL, but then you're using it in GAE/J
> > > with an old version of DataNucleus.
>
> > > > 2) If I have mapped my objects using JPA annotations, will the query
> > > > engine default to JDOQL vs JPQL?
>
> > > The type of metadata specification ... JDO XML, JDO Annotations, JPA
> > > XML, JPA Annotations ... has nothing to do with the persistence API
> > > being used (in DataNucleus). If you create a PMF then you use JDO API,
> > > if you create an EMF then you use JPA API. JPA API only allows JPQL
> > > queries (you can't use JDOQL). JDO API allows JDOQL or JPQL queries,
> > > using the API to define what you're using; see the JDO javadocs.
--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups
"Google App Engine for Java" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/google-appengine-java?hl=en
-~----------~----~----~----~------~----~------~--~---
