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* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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package org.jboss.as.weld.services.bootstrap;
import java.util.HashMap;
import javax.enterprise.inject.spi.InjectionPoint;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.PersistenceContext;
import javax.persistence.PersistenceUnit;
import org.jboss.as.jpa.container.PersistenceUnitSearch;
import org.jboss.as.jpa.container.TransactionScopedEntityManager;
import org.jboss.as.jpa.service.PersistenceUnitServiceImpl;
import org.jboss.as.jpa.spi.PersistenceUnitMetadata;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistry;
import org.jboss.weld.injection.spi.JpaInjectionServices;
public class WeldJpaInjectionServices implements JpaInjectionServices {
private final DeploymentUnit deploymentUnit;
private final ServiceRegistry serviceRegistry;
public WeldJpaInjectionServices(DeploymentUnit deploymentUnit, ServiceRegistry serviceRegistry) {
this.deploymentUnit = deploymentUnit;
this.serviceRegistry = serviceRegistry;
}
@Override
public EntityManager resolvePersistenceContext(InjectionPoint injectionPoint) {
//TODO: cache this stuff
final PersistenceContext context = injectionPoint.getAnnotated().getAnnotation(PersistenceContext.class);
if (context == null) {
throw new RuntimeException("Could not find @PersistenceContext annotation on " + injectionPoint.getMember());
}
final String scopedPuName = getScopedPUName(deploymentUnit, context.unitName());
final ServiceName persistenceUnitServiceName = PersistenceUnitServiceImpl.getPUServiceName(scopedPuName);
final ServiceController<?> serviceController = serviceRegistry.getRequiredService(persistenceUnitServiceName);
//now we have the service controller, as this method is only called at runtime the service should
//always be up
PersistenceUnitServiceImpl persistenceUnitService = (PersistenceUnitServiceImpl) serviceController.getValue();
return new TransactionScopedEntityManager(scopedPuName, new HashMap<Object, Object>(), persistenceUnitService.getEntityManagerFactory());
}
@Override
public EntityManagerFactory resolvePersistenceUnit(InjectionPoint injectionPoint) {
//TODO: cache this stuff
final PersistenceUnit context = injectionPoint.getAnnotated().getAnnotation(PersistenceUnit.class);
if (context == null) {
throw new RuntimeException("Could not find @PersistenceUnit annotation on " + injectionPoint.getMember());
}
final String scopedPuName = getScopedPUName(deploymentUnit, context.unitName());
final ServiceName persistenceUnitServiceName = PersistenceUnitServiceImpl.getPUServiceName(scopedPuName);
final ServiceController<?> serviceController = serviceRegistry.getRequiredService(persistenceUnitServiceName);
//now we have the service controller, as this method is only called at runtime the service should
//always be up
PersistenceUnitServiceImpl persistenceUnitService = (PersistenceUnitServiceImpl) serviceController.getValue();
return persistenceUnitService.getEntityManagerFactory();
}
@Override
public void cleanup() {
}
private String getScopedPUName(final DeploymentUnit deploymentUnit, final String persistenceUnitName) {
PersistenceUnitMetadata scopedPu;
scopedPu = PersistenceUnitSearch.resolvePersistenceUnitSupplier(deploymentUnit, persistenceUnitName);
if (null == scopedPu) {
throw new RuntimeException("Error injecting persistence unit into CDI managed bean. Can't find a persistence unit named " + persistenceUnitName + " in deployment " + deploymentUnit.getName());
}
return scopedPu.getScopedPersistenceUnitName();
}
}