HttpUrlConnection setRequestProperties参数

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public static void loginBaidu()
　　{
　　URL url = null;
　　HttpURLConnection httpurlconnection = null;
　　try {
　　url = new URL
　　httpurlconnection = (HttpURLConnection) url.openConnection();
　　httpurlconnection.setRequestProperty("User-Agent", "Internet Explorer");
　　httpurlconnection.setRequestProperty("Host",
　　httpurlconnection.connect();
　　String cookie0 = httpurlconnection.getHeaderField("Set-Cookie");
　　httpurlconnection.disconnect();
　　//String cookie0 = "BAIDUID=8AF5EA24DBF1275CE15C02B5FF65A265:FG=1;
　　BDSTAT=61a1d3a7118ce8a7ce1b9d16fdfaaf51f3deb48f8e5494eef01f3a292cf5b899; BDUSE=deleted";
　　url = new URL　　String strPost = "username=xxxxxx&password=xxxxxx&mem_pass=on";
　　httpurlconnection = (HttpURLConnection) url.openConnection();
　　httpurlconnection.setFollowRedirects(true);
　　httpurlconnection.setInstanceFollowRedirects(true);
　　httpurlconnection.setDoOutput(true); // 需要向服务器写数据
　　httpurlconnection.setDoInput(true); //
　　httpurlconnection.setUseCaches(false); // 获得服务器最新的信息
　　httpurlconnection.setAllowUserInteraction(false);
　　httpurlconnection.setRequestMethod("POST");
　　httpurlconnection
　　.addRequestProperty(
　　"Accept",
　　"image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/x-silverlight, */*");
　　httpurlconnection.setRequestProperty("Referer",
　　"http://passport.examda.com/?login&tpl=mn&u=http%3A//www.examda.com/"); httpurlconnection.setRequestProperty("Accept-Language", "zh-cn");
　　httpurlconnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); httpurlconnection.setRequestProperty("Accept-Encoding",
　　"gzip, deflate");
　　httpurlconnection
　　.setRequestProperty(
　　"User-Agent",
　　"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Foxy/1; .NET CLR 2.0.50727;
　　MEGAUPLOAD 1.0)");
　　httpurlconnection.setRequestProperty("Host", "passport.examda.com");
　　httpurlconnection.setRequestProperty("Content-Length", strPost
　　.length()
　　+ "");
　　httpurlconnection.setRequestProperty("Connection", "Keep-Alive");
　　httpurlconnection.setRequestProperty("Cache-Control", "no-cache");
　　httpurlconnection.setRequestProperty("Cookie", cookie0);
　　httpurlconnection.getOutputStream().write(strPost.getBytes());
　　httpurlconnection.getOutputStream().flush();
　　httpurlconnection.getOutputStream().close();
　　httpurlconnection.connect();
　　int code = httpurlconnection.getResponseCode();
　　System.out.println("code　 " + code);
　　String cookie1 = httpurlconnection.getHeaderField("Set-Cookie");
　　System.out.print(cookie0 + "; " + cookie1);
　　httpurlconnection.disconnect();
　　url = new URL
　　httpurlconnection = (HttpURLConnection) url.openConnection();
　　httpurlconnection.setRequestProperty("User-Agent", "Internet Explorer");
　　httpurlconnection.setRequestProperty("Host",
　　httpurlconnection.setRequestProperty("Cookie", cookie0 + "; " + cookie1);
　　httpurlconnection.connect();
　　InputStream urlStream = httpurlconnection.getInputStream();
　　BufferedInputStream buff = new BufferedInputStream(urlStream);
　　Reader r = new InputStreamReader(buff, "gbk");
　　BufferedReader br = new BufferedReader(r);
　　StringBuffer strHtml = new StringBuffer("");
　　String　strLine = null;
　　while ((strLine = br.readLine()) != null)
　　{
　　strHtml.append(strLine + "rn");
　　}
　　System.out.print(strHtml.toString());
　　}
　　catch (Exception e)
　　{
　　e.printStackTrace();
　　}
　　finally {
　　if (httpurlconnection != null)
　　httpurlconnection.disconnect();
　　}
　　}
转自:http://bbs.yuloo.com/redirect.php?tid=894670&goto=lastpos

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