proxy.jsp，,将下面代码保存为 pro

proxy.jsp，,将下面代码保存为 pro

将下面代码保存为 proxy.jsp 文件并放到 java 应用服务器中，可用来在服务器中请求任意的网页

<%@page session="false"%><%@page import="java.net.*,java.io.*" %><%try {    String reqUrl = request.getQueryString();    URL url = new URL(reqUrl);    HttpURLConnection con = (HttpURLConnection)url.openConnection();    con.setDoOutput(true);    con.setRequestMethod(request.getMethod());    int clength = request.getContentLength();    if(clength > 0) {        con.setDoInput(true);        byte[] idata = new byte[clength];        request.getInputStream().read(idata, 0, clength);        con.getOutputStream().write(idata, 0, clength);    }    response.setContentType(con.getContentType());    BufferedReader rd = new BufferedReader(new InputStreamReader(con.getInputStream()));    String line;    while ((line = rd.readLine()) != null) {        out.println(line);     }    rd.close();} catch(Exception e) {    response.setStatus(500);}%>//该片段来自于http://byrx.net