private Index<EntityManagerFactory, JtaEntityManagerRegistry.EntityManagerTracker>
createEntityManagers(BeanContext beanContext) {
// create the extended entity managers
Index<EntityManagerFactory, Map> factories = beanContext.getExtendedEntityManagerFactories();
Index<EntityManagerFactory, JtaEntityManagerRegistry.EntityManagerTracker> entityManagers =
null;
if (factories != null && factories.size() > 0) {
entityManagers =
new Index<EntityManagerFactory, JtaEntityManagerRegistry.EntityManagerTracker>(
new ArrayList<EntityManagerFactory>(factories.keySet()));
for (Map.Entry<EntityManagerFactory, Map> entry : factories.entrySet()) {
EntityManagerFactory entityManagerFactory = entry.getKey();
Map properties = entry.getValue();
JtaEntityManagerRegistry.EntityManagerTracker entityManagerTracker =
entityManagerRegistry.getInheritedEntityManager(entityManagerFactory);
EntityManager entityManager;
if (entityManagerTracker == null) {
if (properties != null) {
entityManager = entityManagerFactory.createEntityManager(properties);
} else {
entityManager = entityManagerFactory.createEntityManager();
}
entityManagerTracker = new JtaEntityManagerRegistry.EntityManagerTracker(entityManager);
} else {
entityManagerTracker.incCounter();
}
entityManagers.put(entityManagerFactory, entityManagerTracker);
}
}
return entityManagers;
}
private void registerEntityManagers(Instance instance, ThreadContext callContext)
throws OpenEJBException {
if (entityManagerRegistry == null) return;
BeanContext beanContext = callContext.getBeanContext();
// get the factories
Index<EntityManagerFactory, Map> factories = beanContext.getExtendedEntityManagerFactories();
if (factories == null) return;
// get the managers for the factories
Map<EntityManagerFactory, JtaEntityManagerRegistry.EntityManagerTracker> entityManagers =
instance.getEntityManagers(factories);
if (entityManagers == null) return;
// register them
try {
entityManagerRegistry.addEntityManagers(
(String) beanContext.getDeploymentID(), instance.primaryKey, entityManagers);
} catch (EntityManagerAlreadyRegisteredException e) {
throw new EJBException(e);
}
}