diff options
Diffstat (limited to 'catalog-fe/src/main/java/org/openecomp/sdc/fe/listen/FEAppContextListener.java')
-rw-r--r-- | catalog-fe/src/main/java/org/openecomp/sdc/fe/listen/FEAppContextListener.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/catalog-fe/src/main/java/org/openecomp/sdc/fe/listen/FEAppContextListener.java b/catalog-fe/src/main/java/org/openecomp/sdc/fe/listen/FEAppContextListener.java new file mode 100644 index 0000000000..b132c46866 --- /dev/null +++ b/catalog-fe/src/main/java/org/openecomp/sdc/fe/listen/FEAppContextListener.java @@ -0,0 +1,85 @@ +/*- + * ============LICENSE_START======================================================= + * SDC + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdc.fe.listen; + +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; + +import javax.servlet.ServletContextEvent; +import javax.servlet.ServletContextListener; + +import org.openecomp.sdc.common.api.Constants; +import org.openecomp.sdc.common.impl.ExternalConfiguration; +import org.openecomp.sdc.common.listener.AppContextListener; +import org.openecomp.sdc.fe.config.ConfigurationManager; +import org.openecomp.sdc.fe.monitoring.FeMonitoringService; +import org.openecomp.sdc.fe.servlets.HealthCheckService; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class FEAppContextListener extends AppContextListener implements ServletContextListener { + + private static Logger log = LoggerFactory.getLogger(FEAppContextListener.class.getName()); + + public void contextInitialized(ServletContextEvent context) { + + super.contextInitialized(context); + + ConfigurationManager configurationManager = new ConfigurationManager( + ExternalConfiguration.getConfigurationSource()); + log.debug("loading configuration from configDir:{} appName:{}", ExternalConfiguration.getConfigDir(), + ExternalConfiguration.getAppName()); + context.getServletContext().setAttribute(Constants.CONFIGURATION_MANAGER_ATTR, configurationManager); + + // Health Check service + HealthCheckService hcs = new HealthCheckService(context.getServletContext()); + hcs.start(configurationManager.getConfiguration().getHealthCheckIntervalInSeconds(5)); + context.getServletContext().setAttribute(Constants.HEALTH_CHECK_SERVICE_ATTR, hcs); + + // Monitoring service + FeMonitoringService fms = new FeMonitoringService(context.getServletContext()); + fms.start(configurationManager.getConfiguration().getSystemMonitoring().getProbeIntervalInSeconds(15)); + + if (configurationManager.getConfiguration() == null) { + log.debug("ERROR: configuration was not properly loaded"); + return; + } + + ExecutorService executorPool = Executors + .newFixedThreadPool(configurationManager.getConfiguration().getThreadpoolSize()); + context.getServletContext().setAttribute(Constants.THREAD_EXECUTOR_ATTR, executorPool); + + log.debug("After executing {}", this.getClass()); + } + + public void contextDestroyed(ServletContextEvent context) { + + ExecutorService executorPool = (ExecutorService) context.getServletContext() + .getAttribute(Constants.THREAD_EXECUTOR_ATTR); + if (executorPool != null) { + executorPool.shutdown(); + } + + super.contextDestroyed(context); + + } + +} |