Java tutorial
/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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. */ package org.apache.stratos.cartridge.agent.internal; import org.apache.axis2.context.ConfigurationContext; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.stratos.cartridge.agent.ClusteringClient; import org.apache.stratos.cartridge.agent.ELBMembershipListener; import org.apache.stratos.cartridge.agent.registrant.RegistrantDatabase; import org.apache.stratos.cartridge.agent.registrant.RegistrantHealthChecker; import org.osgi.service.component.ComponentContext; import org.wso2.carbon.utils.CarbonUtils; import org.wso2.carbon.utils.ConfigurationContextService; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.util.Properties; /** * @scr.component name="org.wso2.carbon.cartridge.agent" immediate="true" * * @scr.reference name="config.context.service" * interface="org.wso2.carbon.utils.ConfigurationContextService" * cardinality="1..1" policy="dynamic" * bind="setConfigurationContextService" * unbind="unsetConfigurationContextService" */ public class CartridgeAgentServiceComponent { private static final Log log = LogFactory.getLog(CartridgeAgentServiceComponent.class); protected void activate(ComponentContext ctx) { RegistrantHealthChecker healthChecker; ConfigurationContext configurationContext = DataHolder.getServerConfigContext(); FileInputStream confFileIPStream = null; try { long start = System.currentTimeMillis(); log.info("Starting WSO2 Cartridge Agent..."); Properties conf = new Properties(); confFileIPStream = new FileInputStream( CarbonUtils.getCarbonConfigDirPath() + File.separator + "agent.properties"); conf.load(confFileIPStream); for (String name : conf.stringPropertyNames()) { String value = conf.getProperty(name); System.setProperty(name, value); } RegistrantDatabase registrantDatabase = new RegistrantDatabase(); // AxisServer axisServer = new AxisServer(); // ConfigurationContext configurationContext = axisServer.getConfigurationContext(); ClusteringClient clusteringClient = new ClusteringClient(registrantDatabase); configurationContext.setProperty(CartridgeAgentConstants.CLUSTERING_CLIENT, clusteringClient); String healthCheckInterval = conf.getProperty("registrant.heathCheckInterval"); String threadPoolSize = conf.getProperty("registrant.healthCheckThreadPoolSize"); int healthCheckIntervalInt = (healthCheckInterval == null) ? 2000 : Integer.parseInt(healthCheckInterval); int threadPoolSizeInt = (threadPoolSize == null) ? 10 : Integer.parseInt(healthCheckInterval); log.info("Registrant health check interval: " + healthCheckIntervalInt + "s"); healthChecker = new RegistrantHealthChecker(registrantDatabase, clusteringClient, configurationContext, healthCheckIntervalInt, threadPoolSizeInt); clusteringClient.init(conf, configurationContext, new ELBMembershipListener(clusteringClient, configurationContext, registrantDatabase, healthChecker)); healthChecker.startAll(); DataHolder.setHealthChecker(healthChecker); /*configurationContext.deployService(AxisService.createService(CartridgeAgentService.class.getName().toString(), configurationContext.getAxisConfiguration()));*/ // axisServer.deployService(CartridgeAgentService.class.getName()); // Starting cliet.. // String trustStorePath = conf.getProperty("wso2.carbon.truststore"); // System.setProperty("javax.net.ssl.trustStore", trustStorePath); // System.setProperty("javax.net.ssl.trustStorePassword", "wso2carbon"); // // new InstanceStateNotificationClient().notify(null, null); // // System.setProperty("adc.host", conf.getProperty("adc.host")); // System.setProperty("adc.port", conf.getProperty("adc.port")); // ---------------------- Runtime.getRuntime().addShutdownHook(new Thread() { @Override public void run() { log.info("Shutting down WSO2 Cartridge Agent..."); } }); log.info("Started Cartridge Agent in " + (System.currentTimeMillis() - start) + "ms"); } catch (Exception e) { log.fatal("Could not start Cartridge Agent", e); //System.exit(1); } finally { if (confFileIPStream != null) { try { confFileIPStream.close(); } catch (IOException e) { log.error("Cannot close agent.properties file", e); } } } } protected void deactivate(ComponentContext ctx) { } protected void setConfigurationContextService(ConfigurationContextService contextService) { DataHolder.setServerConfigContext(contextService.getServerConfigContext()); } protected void unsetConfigurationContextService(ConfigurationContextService contextService) { } }