2 * Copyright (c) 2018. Developed by Hedgecode.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.hedgecode.chess.persistence;
19 import javax.persistence.EntityManagerFactory;
20 import javax.persistence.Persistence;
22 import org.hedgecode.chess.EtudeConstants;
27 * @author Dmitry Samoshin aka gotty
29 public final class PersistenceUtils {
31 public static EntityManagerFactory createEntityManagerFactory() {
32 return Persistence.createEntityManagerFactory(
33 EtudeConstants.PERSISTENCE_UNIT_NAME
37 private PersistenceUtils() {
38 throw new AssertionError(
39 "No org.hedgecode.chess.persistence.PersistenceUtils instances!"