1 package cn.lihainan; 2  3 import java.io.IOException; 4 import java.io.InputStream; 5 import java.io.PrintWriter; 6  7 import javax.servlet.ServletException; 8 import javax.servlet.ServletRequest; 9 import javax.servlet.http.HttpServlet;10 import javax.servlet.http.HttpServletRequest;11 import javax.servlet.http.HttpServletResponse;12 import javax.xml.parsers.DocumentBuilder;13 import javax.xml.parsers.DocumentBuilderFactory;14 import javax.xml.parsers.ParserConfigurationException;15 16 import org.w3c.dom.Document;17 import org.w3c.dom.Node;18 import org.xml.sax.SAXException;19 20 public class Get extends HttpServlet {21 22     public void doPost(HttpServletRequest request, HttpServletResponse response)23     throws ServletException, IOException {24 25     try {26         request.setCharacterEncoding("UTF-8");  27         //response.setCharacterEncoding("UTF-8");28         29         response.setContentType("textml");30         InputStream inputStream = request.getInputStream();31         32         33         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();34         DocumentBuilder builder;35         builder = factory.newDocumentBuilder();36         Document document =  builder.parse(inputStream);37         38         39         System.out.println(document.getInputEncoding());40               41         Node ToUserName = document.getElementsByTagName("ToUserName").item(0);      42         System.out.println(ToUserName.getTextContent());43         44         Node FromUserName = document.getElementsByTagName("FromUserName").item(0);      45         System.out.println(FromUserName.getTextContent());46         47         Node MsgType= document.getElementsByTagName("MsgType").item(0);      48         System.out.println(MsgType.getTextContent());49         50         Node Content = document.getElementsByTagName("Content").item(0);      51         System.out.println(Content.getTextContent());52         53         Node MsgId= document.getElementsByTagName("MsgId").item(0);      54         System.out.println(MsgId.getTextContent());55         56         57         58         StringBuffer   out1   =   new   StringBuffer();59         byte[]   b   =   new   byte[4096];60         for   (int   n;   (n   =   inputStream.read(b))   !=   -1;)   {61                 out1.append(new   String(b,   0,   n));62         }63         String value=http://www.mamicode.com/out1.toString();64         65 66         PrintWriter out = response.getWriter();67 68         out.println(document.getInputEncoding());69         out.println("FromUserName(来自):");70         out.println(FromUserName.getTextContent());71         out.println("ToUserName(发送至):");72         out.println(ToUserName.getTextContent());73         out.println("CreateTime(时间):");74         out.println("MsgType(消息类型):");75         out.println(MsgType.getTextContent());76         out.println("Content(文本内容):");77         out.println(Content.getTextContent());78         out.println("MsgId(文件消息标识号):");79         out.println(MsgId.getTextContent());80         } catch (ParserConfigurationException e) {81         // TODO Auto-generated catch block82         e.printStackTrace();83         } catch (Exception e) {84         // TODO Auto-generated catch block85         e.printStackTrace();86         }87     }88 89 }