With java, js get URL returns a status code

Description: Using java js or visit a Web site, return status code

1.java achieve

//  用getResponseCode可以获取URL返回状态码
String surl = "";
try {
           surl="你的url";
               URL url = new URL(surl);
               URLConnection rulConnection   = url.openConnection();
               HttpURLConnection httpUrlConnection  =  (HttpURLConnection) rulConnection;
               httpUrlConnection.setConnectTimeout(300000);
               httpUrlConnection.setReadTimeout(300000);
               httpUrlConnection.connect();
               String code = new Integer(httpUrlConnection.getResponseCode()).toString();
               String message = httpUrlConnection.getResponseMessage();
               System.out.println("getResponseCode code ="+ code);
               System.out.println("getResponseMessage message ="+ message);
               if(!code.startsWith("2")){
                    throw new Exception("ResponseCode is not begin with 2,code="+code);
               }
               System.out.println(getCurDateTime()+"连接"+surl+"正常");
          }catch(Exception ex){
               System.out.println(ex.getMessage());
          }

2.js achieve (success will return 200, if the page returns a 404 not found)

GetHttpStatusCode function ($ URL) { 
    $ curl = curl_init (); 
    curl_setopt ($ curl, CURLOPT_URL to, $ URL); // Get content URL 
    curl_setopt ($ curl, CURLOPT_HEADER,. 1); // http header information obtaining 
    curl_setopt ($ curl , CURLOPT_NOBODY, 1); // message body of html not return 
    curl_setopt ($ curl, CURLOPT_RETURNTRANSFER, 1 ); // returns the data stream is not directly output 
    curl_setopt ($ curl, CURLOPT_TIMEOUT, 30 ); // timeout time in seconds 
    the curl_exec ($ curl); 
    $ RTN = curl_getinfo ($ curl, CURLINFO_HTTP_CODE); 
    curl_close ($ curl); 
    return $ RTN; 
} 
$ URL = "http://www.baidu.com"; 
GetHttpStatusCode ($ URL);