2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.openecomp.appc.lockmanager.impl.sql;
24 public class Synchronizer {
26 private int participantNo;
27 private int participantCount;
29 public Synchronizer(int participantNo) {
30 this.participantNo = participantNo;
33 public int getParticipantCount() {
34 return participantCount;
37 public void postLoadLockRecord(String resource, String owner) {
39 waitForAllParticipants(this, participantNo, ++participantCount);
43 public void preAddLockRecord(String resource, String owner) {
46 public void postAddLockRecord(String resource, String owner) {
49 public void preUpdateLockRecord(String resource, String owner) {
52 public void postUpdateLockRecord(String resource, String owner) {
55 public void releaseWait() {
61 protected void waitOn(Object obj, long timeout) {
64 } catch(InterruptedException e) {
65 throw new RuntimeException(e);
69 protected void waitOn(Object obj) {
73 protected void waitForAllParticipants(Object waitObj, int totalParticipantsNo, int currentParticipantsNo) {
74 if(totalParticipantsNo > currentParticipantsNo) {