2 * ============LICENSE_START========================================================
3 * Copyright (C) 2022 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.impl.config.embeddedcache;
23 import com.hazelcast.config.Config;
24 import com.hazelcast.config.MapConfig;
25 import com.hazelcast.core.Hazelcast;
26 import com.hazelcast.core.HazelcastInstance;
28 import java.util.concurrent.ConcurrentMap;
29 import java.util.concurrent.TimeUnit;
30 import org.springframework.context.annotation.Bean;
31 import org.springframework.context.annotation.Configuration;
34 * Core infrastructure of the hazelcast distributed map for Module Sync and Data Sync use cases.
37 public class SynchronizationSemaphoresConfig {
39 private static final int TIME_TO_LIVE_IN_SECONDS = (int) TimeUnit.MINUTES.toSeconds(30);
42 * Module Sync Distributed Map Instance.
44 * @return configured map of module sync semaphore
47 public ConcurrentMap<String, Boolean> moduleSyncSemaphoreMap() {
48 return createHazelcastInstance("moduleSyncSemaphore", "moduleSyncSemaphoreConfig")
49 .getMap("moduleSyncSemaphore");
53 * Data Sync Distributed Map Instance.
55 * @return configured map of data sync semaphore
58 public Map<String, String> dataSyncSemaphoreMap() {
59 return createHazelcastInstance("dataSyncSemaphore", "dataSyncSemaphoreConfig")
60 .getMap("dataSyncSemaphore");
63 private HazelcastInstance createHazelcastInstance(
64 final String hazelcastInstanceName, final String configMapName) {
65 return Hazelcast.newHazelcastInstance(
66 initializeDefaultMapConfig(hazelcastInstanceName, configMapName));
69 private Config initializeDefaultMapConfig(final String instanceName, final String configName) {
70 final Config config = new Config(instanceName);
71 final MapConfig mapConfig = new MapConfig(configName);
72 mapConfig.setTimeToLiveSeconds(TIME_TO_LIVE_IN_SECONDS);
73 mapConfig.setBackupCount(3);
74 mapConfig.setAsyncBackupCount(3);
75 config.addMapConfig(mapConfig);
76 config.setClusterName("synchronization-semaphores");