Change designer to plugin in code
[sdc.git] / catalog-fe / src / main / java / org / openecomp / sdc / fe / listen / FEAppContextListener.java
1 /*-
2  * ============LICENSE_START=======================================================
3  * SDC
4  * ================================================================================
5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6  * ================================================================================
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  * 
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  * 
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  * ============LICENSE_END=========================================================
19  */
20
21 package org.openecomp.sdc.fe.listen;
22
23 import java.util.concurrent.ExecutorService;
24 import java.util.concurrent.Executors;
25
26 import javax.servlet.ServletContextEvent;
27 import javax.servlet.ServletContextListener;
28
29 import org.openecomp.sdc.common.api.Constants;
30 import org.openecomp.sdc.common.impl.ExternalConfiguration;
31 import org.openecomp.sdc.common.listener.AppContextListener;
32 import org.openecomp.sdc.fe.config.ConfigurationManager;
33 import org.openecomp.sdc.fe.impl.PluginStatusBL;
34 import org.openecomp.sdc.fe.monitoring.FeMonitoringService;
35 import org.openecomp.sdc.fe.servlets.HealthCheckService;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
38
39 public class FEAppContextListener extends AppContextListener implements ServletContextListener {
40
41         private static Logger log = LoggerFactory.getLogger(FEAppContextListener.class.getName());
42
43         public void contextInitialized(ServletContextEvent context) {
44
45                 super.contextInitialized(context);
46
47                 ConfigurationManager configurationManager = new ConfigurationManager(
48                                 ExternalConfiguration.getConfigurationSource());
49                 log.debug("loading configuration from configDir:{} appName:{}", ExternalConfiguration.getConfigDir(),
50                                 ExternalConfiguration.getAppName());
51                 context.getServletContext().setAttribute(Constants.CONFIGURATION_MANAGER_ATTR, configurationManager);
52                 
53                 PluginStatusBL pbl = new PluginStatusBL();
54                 context.getServletContext().setAttribute(Constants.PLUGIN_BL_COMPONENT, pbl);
55
56                 // Health Check service
57                 HealthCheckService hcs = new HealthCheckService(context.getServletContext());
58                 hcs.start(configurationManager.getConfiguration().getHealthCheckIntervalInSeconds(5));
59                 context.getServletContext().setAttribute(Constants.HEALTH_CHECK_SERVICE_ATTR, hcs);
60
61                 // Monitoring service
62                 FeMonitoringService fms = new FeMonitoringService(context.getServletContext());
63                 fms.start(configurationManager.getConfiguration().getSystemMonitoring().getProbeIntervalInSeconds(15));
64
65                 if (configurationManager.getConfiguration() == null) {
66                         log.debug("ERROR: configuration was not properly loaded");
67                         return;
68                 }
69
70                 ExecutorService executorPool = Executors
71                                 .newFixedThreadPool(configurationManager.getConfiguration().getThreadpoolSize());
72                 context.getServletContext().setAttribute(Constants.THREAD_EXECUTOR_ATTR, executorPool);
73
74                 log.debug("After executing {}", this.getClass());
75         }
76
77         public void contextDestroyed(ServletContextEvent context) {
78
79                 ExecutorService executorPool = (ExecutorService) context.getServletContext()
80                                 .getAttribute(Constants.THREAD_EXECUTOR_ATTR);
81                 if (executorPool != null) {
82                         executorPool.shutdown();
83                 }
84
85                 super.contextDestroyed(context);
86
87         }
88
89 }