2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 * ============LICENSE_END=========================================================
25 package org.onap.appc.mdsal.impl;
27 import org.onap.appc.mdsal.MDSALStore;
30 * Factory class to create/get instance of MDSALStore
32 public class MDSALStoreFactory {
33 private static class ReferenceHolder{
34 private static MDSALStore store = new MDSALStoreImpl();
35 private ReferenceHolder(){}
37 private MDSALStoreFactory(){
42 * Method for creating MDSALStore instance, It creates an instance of
43 * MDSALStoreImpl once and returns the same instance everytime it is invoked.
46 public static MDSALStore createMDSALStore (){
47 return ReferenceHolder.store;