php could not receive data sent by Android using HttpURLConnection -


i'm try send data android server(database) using outputstreamwriter cant see result in database , logcat fine. tried solutions posted on stackoverflow no luck. here codes:-

private class sentfeedback extends asynctask<string,void,string>{     @override     protected string doinbackground(string... params) {         if(isnetworkavailable()){             try{                 url feedback = new url("http:.../setfeedback.php");                 httpurlconnection conn = (httpurlconnection) feedback.openconnection();                 conn.setdooutput(true);                 conn.setrequestmethod("post");                 outputstreamwriter wr = new outputstreamwriter(conn.getoutputstream());                 string data = getdata(params);                 wr.write(data);                 wr.flush();              } catch (malformedurlexception e) {                 e.printstacktrace();             } catch (ioexception e) {                 e.printstacktrace();             }         }else{             return "no internet connection";         }         return null;     }      public string getdata(string... params) throws unsupportedencodingexception {          string data = "id" + "=" + urlencoder.encode(params[0], "utf-8");         data += "&" + "rating" + "=" + urlencoder.encode(params[1], "utf-8");         data += "&" + "message" + "=" + urlencoder.encode(params[2], "utf-8");         return data;     } } 

php code:-

$id = $_post['id']; $rating = (double)$_post['rating']; $message = $_post['message'];  $feedbackquery = "insert feedback(message, id, rating) values ('$message', '$id', '$rating')"; $feedbackqueryresult = $mysqli->query($feedbackquery);  $mysqli->close(); 

currently i'm using free 000webhost account. reason can send data back?

thanks in advance!!

in php file replace tablenname dbname.tablename in query string example if db name mydb

$feedbackquery = "insert mydb.feedback(message, id, rating) values ('$message', '$id', '$rating')"; 

and test again,in 1 project problem solve this