這個是在tunnel中的報錯，是400錯誤，也是post請求，應該可以進斷點的啊，也進不去，照著老師寫的一字不差的做的，那個createTime也在后面加了“”字符串了，仔細檢查了幾遍，不知道原因出在哪，因為后臺也沒用報錯

package?com.ssxt.weixin.servlet;

import?java.io.IOException;
import?java.io.PrintWriter;
import?java.util.Date;
import?java.util.Map;

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

import?org.dom4j.DocumentException;

import?com.ssxt.weixin.po.TextMessage;
import?com.ssxt.weixin.util.CheckUtil;
import?com.ssxt.weixin.util.MessageUtil;

public?class?WeixinServlet?extends?HttpServlet?{

	@Override
	protected?void?doGet(HttpServletRequest?req,?HttpServletResponse?resp)
			throws?ServletException,?IOException?{
		//?TODO?Auto-generated?method?stub
		//super.doGet(req,?resp);
		String?signature?=?req.getParameter("signature");
		String?timestamp?=?req.getParameter("timestamp");
		String?nonce?=?req.getParameter("nonce");
		String?echostr?=?req.getParameter("echostr");
		
		PrintWriter?out?=?resp.getWriter();
		if(CheckUtil.checkSignature(signature,?timestamp,?nonce))?{
			out.print(echostr);
		}
		//System.out.println("1");
	}
	
	@Override
	protected?void?doPost(HttpServletRequest?req,?HttpServletResponse?resp)
			throws?ServletException,?IOException?{
		//?TODO?Auto-generated?method?stub
		//super.doPost(req,?resp);
		//System.out.println("2");
		req.setCharacterEncoding("UTF-8");
		resp.setCharacterEncoding("UTF-8");
		PrintWriter?out?=?resp.getWriter();
		try?{
			Map<String,?String>?map?=?MessageUtil.xmlToMap(req);
			System.out.println("map="+map);
			String?fromUserName?=?map.get("FromUserName");
			String?toUserName?=?map.get("ToUserName");
			String?msgType?=?map.get("MsgType");
			String?content?=?map.get("Content");
			
			String?message?=?null;
			if("text".equals(msgType))?{
				TextMessage?text?=?new?TextMessage();
				text.setFromUserName(toUserName);
				text.setToUserName(fromUserName);
				text.setMsgType("text");
				text.setCreateTime(new?Date().getTime()?+?"");
				text.setContent("您發送的消息是："?+?content);
				message?=?MessageUtil.textMessageToXml(text);
				
			}
			
			System.out.println(message);
			
			out.print(message);
		}?catch?(DocumentException?e)?{
			//?TODO:?handle?exception
			e.printStackTrace();
		}?finally?{
			out.close();
		}
	}
}