chatserverservlet.java

flex实现的前台

package cn.humanmonth.chat.server.servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import cn.humanmonth.chat.server.Server;
import cn.humanmonth.framework.servlet.ServletUtil;


/**
 * @author Piterlin
 *
 *这个类为附助类，用于在Web环境中启动Server类
 */
public class ChatServerServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
	static final long serialVersionUID = 1L;
	private Log log=LogFactory.getLog(this.getClass());
	private static Server server;
	private static int port;
	private static Exception e;

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public ChatServerServlet() {
		super();
	}

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request,
	 *      HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		ServletUtil.setNoCache(response);
		PrintWriter writer = response.getWriter();
		if (e == null) {
			writer.print(port);
		} else {
			writer.print(e.getMessage());
		}
		log.info("请求得到的端口为："+port);
		writer.close();
	}

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request,
	 *      HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException,
			IOException {
		// TODO Auto-generated method stub
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.servlet.GenericServlet#init()
	 */
	public void init() throws ServletException {
		super.init();
		server = new Server();
		try {
			port = server.init();
		} catch (IOException e) {
			ChatServerServlet.e = e;
			e.printStackTrace();
		}
	  log.info("服务器启动成功，端口为："+port);
	}
}