2 * ============LICENSE_START==========================================
4 * ===================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ===================================================================
8 * Unless otherwise specified, all software contained herein is licensed
9 * under the Apache License, Version 2.0 (the "License");
10 * you may not use this software 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 * Unless otherwise specified, all documentation contained herein is licensed
22 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
23 * you may not use this documentation except in compliance with the License.
24 * You may obtain a copy of the License at
26 * https://creativecommons.org/licenses/by/4.0/
28 * Unless required by applicable law or agreed to in writing, documentation
29 * distributed under the License is distributed on an "AS IS" BASIS,
30 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
31 * See the License for the specific language governing permissions and
32 * limitations under the License.
34 * ============LICENSE_END============================================
38 package org.onap.portalapp.portal.service;
40 import java.util.HashMap;
41 import java.util.List;
44 import javax.annotation.PostConstruct;
46 import org.springframework.beans.factory.annotation.Autowired;
47 import org.springframework.context.annotation.EnableAspectJAutoProxy;
48 import org.springframework.stereotype.Service;
49 import org.onap.portalapp.portal.domain.EPApp;
50 import org.onap.portalapp.portal.logging.aop.EPMetricsLog;
51 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
52 import org.onap.portalapp.portal.service.AppsCacheService;
53 import org.onap.portalapp.portal.service.AppsCacheServiceImple;
55 @Service("appsCacheService")
56 @org.springframework.context.annotation.Configuration
57 @EnableAspectJAutoProxy
59 public class AppsCacheServiceImple implements AppsCacheService {
61 EPAppService appsService;
63 EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(AppsCacheServiceImple.class);
65 final class CacheConfiguration {
67 private long updateTime = 0;
68 private int updateInterval = 10;
70 public CacheConfiguration (long _updateTime, int _updateInterval) {
71 updateTime = _updateTime;
72 updateInterval = _updateInterval;
76 CacheConfiguration quickRefreshCacheConf = null;
77 CacheConfiguration slowRefreshCacheConf = null;
80 private static volatile Map<Long, EPApp> appsMap;
81 private static volatile Map<String, EPApp> uebAppsMap;
85 quickRefreshCacheConf = new CacheConfiguration(0, 120);
86 slowRefreshCacheConf = new CacheConfiguration(0, 3600);
88 this.refreshAppsMap(quickRefreshCacheConf);
91 private void refreshAppsMap(CacheConfiguration conf) {
92 long now = System.currentTimeMillis();
94 if(noNeedToUpdate(now, conf))
98 if(noNeedToUpdate(now, conf))
100 List<EPApp> allApps = appsService.getAppsFullList();
101 Map<Long, EPApp> newAppsMap = new HashMap<Long, EPApp>();
102 for (EPApp app : allApps) {
103 newAppsMap.put(app.getId(), app);
106 Map<String, EPApp> newUebAppsMap = new HashMap<String, EPApp>();
107 for (EPApp app : allApps) {
108 newUebAppsMap.put(app.getUebKey(), app);
110 // Switch cache with the new one.
111 appsMap = newAppsMap;
112 uebAppsMap = newUebAppsMap;
113 conf.updateTime = now;
118 private boolean noNeedToUpdate(long now, CacheConfiguration conf) {
119 long secondsPassed = (now - conf.updateTime)/1000;
120 if(secondsPassed < conf.updateInterval){
121 logger.debug(EELFLoggerDelegate.debugLogger, "no need to refresh yet, seconds since last refresh: " + secondsPassed + ", refresh interval (sec) = " + conf.updateInterval);
122 return true; // no need to update cache
124 return false; // its time to update
128 public String getAppEndpoint(Long appId) {
129 refreshAppsMap(quickRefreshCacheConf);
130 EPApp app = appsMap.get(appId);
132 return app.getAppRestEndpoint();
137 public EPApp getApp(Long appId) {
138 refreshAppsMap(quickRefreshCacheConf);
139 EPApp app = appsMap.get(appId);
146 public EPApp getAppFromUeb(String appKey) {
147 return getAppFromUeb(appKey,0);
151 public EPApp getAppFromUeb(String appKey, Integer quickCacheRefresh) {
152 refreshAppsMap(quickCacheRefresh == 1 ? quickRefreshCacheConf:slowRefreshCacheConf);
153 EPApp app = uebAppsMap.get(appKey);