content: /*
   *  Copyright Beijing 58 Information Technology Co.,Ltd.
   *
   *  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 com.bj58.spat.gaea.server.deploy.filemonitor;
  
  import com.bj58.spat.gaea.serializer.component.helper.TypeHelper;
  import com.bj58.spat.gaea.server.contract.context.Global;
  import com.bj58.spat.gaea.server.contract.context.IProxyFactory;
  import com.bj58.spat.gaea.server.contract.log.ILog;
  import com.bj58.spat.gaea.server.contract.log.LogFactory;
  import com.bj58.spat.gaea.server.deploy.hotdeploy.DynamicClassLoader;
  import com.bj58.spat.gaea.server.deploy.hotdeploy.ProxyFactoryLoader;
  
  /**
   * 
   * @author Service Platform Architecture Team (spat@58.com)
   */
  public class HotDeployListener implements IListener {
  	
  	/**
  	 * log
  	 */
  	private static ILog logger = LogFactory.getLogger(HotDeployListener.class);
  
  	
  	public void fileChanged(FileInfo fInfo) {
  		logger.info("service file is change!!! ");
  		try {
  			logger.info("begin hot deploy gaea...");
  			
  			DynamicClassLoader classLoader = new DynamicClassLoader();
  			classLoader.addFolder(
  					Global.getSingleton().getRootPath() + "service/deploy/" + Global.getSingleton().getServiceConfig().getString("gaea.service.name") + "/",
  					Global.getSingleton().getRootPath() + "service/lib/",
  					Global.getSingleton().getRootPath() + "lib"
  					);
  			
  			IProxyFactory proxyFactory = ProxyFactoryLoader.loadProxyFactory(classLoader);
  			if(proxyFactory != null) {
  				Global.getSingleton().setProxyFactory(proxyFactory);
  				logger.info("change context class loader");
  				Thread.currentThread().setContextClassLoader(proxyFactory.getClass().getClassLoader());
  				logger.info("init serializer type map");
  				TypeHelper.InitTypeMap();
  				logger.info("notice gc");
  				System.gc();
  				logger.info("hot deploy service success!!!");
  				
  			} else {
  				logger.error("IInvokerHandle is null when hotDeploy!!!");
  			}
  
  			logger.info("finish hot deploy!!!");
  		} catch (Exception e) {
  			logger.error("create proxy error" , e);
  		}
  	}
  }