Jsp中使用xmlhttp进行数据交互[收藏]

    技术2022-05-11  127

    1.客户端提交请求Domain = " test.com" sXml = "<?xml version=""1.0"" encoding=""gb2312"" ?>" &_     "<Package>" &_     "<Domain>" & Domain & "</Domain>" &_     "</Package>" Set oD = Server.CreateObject("Microsoft.XMLHTTP") oD.Open "Post", "http://Server/Domain_Check.jsp", False oD.Send(sXml)  If oD.Status = 200 Then  Result = oD.responseText  Set o = Server.CreateObject("Microsoft.XMLDOM")  o.LoadXML(Result)    Domain = CInt(o.selectSingleNode("//Result").text)  Response.Write Domain  Set o = Nothing  Set oD = Nothing End If2.服务器端解析数据包<%@ page import="java.util.*" %><%@ page import="java.text.*" %><%@ page import="java.io.*" %><%@ page import="org.w3c.dom.*" %><%@ page import="javax.xml.parsers.*" %><%@ page contentType="text/html; charset=gbk" %><% //获得数据包 request.setCharacterEncoding("UTF-8"); BufferedReader in = request.getReader(); String line; String xmlRequest = ""; String domain_name = "";  while ((line = in.readLine()) != null) {  //构造数据包  xmlRequest = xmlRequest + line + "/n"; } DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder db = factory.newDocumentBuilder(); ByteArrayInputStream stream = new ByteArrayInputStream(xmlRequest.getBytes("UTF-8")); Document doc = db.parse(stream); Element root = doc.getDocumentElement();

     NodeList Domain = root.getElementsByTagName("Domain"); if (Domain.getLength() == 1) {  Element e = (Element) Domain.item(0);  domain_name = (String) e.getFirstChild().getNodeValue(); }//返回数据 out.println("<?xml version=/"1.0/" encoding=/"gb2312/" ?>/n"); out.println("<Package>/n"); out.println("/t<Result>" + domain_name + "</Result>/n"); out.println("</Package>");%>3.得到返回结果test.com


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