
org.ops4j.pax.exam.sample1.repo.EntityManagerProducer Maven / Gradle / Ivy
/*
* Copyright 2013 Harald Wellmann
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.ops4j.pax.exam.sample1.repo;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.PersistenceUnit;
public class EntityManagerProducer {
@PersistenceUnit
private EntityManagerFactory emf;
@Produces @RequestScoped
public EntityManager em() {
return emf.createEntityManager();
}
public void close(@Disposes EntityManager em) {
if (em.isOpen()) {
em.close();
}
}
}
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