/* * Copyright 2004-2009 the original author or authors. * * 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.compass.gps.device.jpa.extractor; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import org.apache.openejb.persistence.JtaEntityManager; import org.compass.gps.device.jpa.JpaGpsDeviceException; /** * Extracts the native entity manager factory from a managed OpenEJB one. If Spring * has not wrapped the factory, will return it as is. * * @author kimchy */ public class OpenEjbNativeJpaExtractor implements NativeJpaExtractor { public EntityManagerFactory extractNative(EntityManagerFactory entityManagerFactory) throws JpaGpsDeviceException { return entityManagerFactory; } public EntityManager extractNative(EntityManager entityManager) throws JpaGpsDeviceException { if (entityManager instanceof JtaEntityManager) { return ((JtaEntityManager) entityManager).getDelegate(); } return entityManager; } }