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JPA integration test with Pax-JPA (not working)

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package conf;

/*
 * #%L
 * net.osgiliath.features.karaf-features.itests.jpa.cdi
 * %%
 * Copyright (C) 2013 - 2014 Osgiliath corp
 * %%
 * 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.
 * #L%
 */

import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.Default;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.inject.Inject;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import org.ops4j.pax.cdi.api.OsgiService;

/**
 * 
 * @author charliemordant JPA configuration with CDI
 */
@ApplicationScoped
public class JpaConfiguration {

  /**
   * Entity manager factory
   */
  @Inject
  @OsgiService(timeout = 100000)
  private EntityManagerFactory emf;
  private transient EntityManager mgr;

  // @Inject
  // @OsgiService
  // private UserTransaction tx;

  /**
   * transaction manager
   * 
   * @return manager
   */
  // @Inject
  // @OsgiService(dynamic=true,required=true)
  // private TransactionManager txManager;
  // @Produces
  // @Default
  // public UserTransaction createUserTransaction() {
  // return this.tx;
  // }

  /**
   * Entity manager producer
   * 
   * @return the entity manager
   */
  @Produces
  public EntityManager createEntityManager() {
    if (mgr == null) {
      mgr = this.emf.createEntityManager();
    }
    return mgr;
  }

  public void dispose(@Disposes @Default EntityManager entityManager) {
    if (entityManager.isOpen()) {
      entityManager.close();
    }
  }
  // @Produces
  // @Default
  // protected TransactionManager createTx() {
  // return this.txManager;
  // }
}