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/*
* ============LICENSE_START=======================================================
* Common Utils
* ================================================================================
* Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.common.utils.jpa;
import javax.persistence.EntityManagerFactory;
/**
* Wrapper for an <i>EntityManagerFactory</i>, providing auto-close
* functionality. This is useful in try-with-resources statements.
*/
public class EntityMgrFactoryCloser implements AutoCloseable {
/**
* The wrapped factory.
*/
private final EntityManagerFactory emf;
/**
*
* @param emf
* manager to be auto-closed
*/
public EntityMgrFactoryCloser(EntityManagerFactory emf) {
this.emf = emf;
}
/**
* Gets the EntityManagerFactory wrapped within this object.
*
* @return the associated EntityManagerFactory
*/
public EntityManagerFactory getFactory() {
return emf;
}
@Override
public void close() {
emf.close();
}
}
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