android - Server returns invalid user when sending login details via POST -


hi im trying working image upload on android, im trying upload image , parse json data returned. when ever try pass data in either 500 error or json saying invalid user. cant server side code on clinets end , not release me or give me access. im going insane ive looked @ says should work, own sanity there ive missed or done wrong here passing login details incorrectly or what? fresh pair of eyes extremely appreciated here thanks.

 class postimage extends asynctask<void, void, void> {      @override     protected void doinbackground(void... params) {         log.i("api handler", "beginning image upload.");          string crlf = "\r\n";         string twohyphens = "--";         string boundary =  "*****";          try {              bytearrayoutputstream bos = new bytearrayoutputstream();             //compress image jpeg format make file small enough.             image.compress(bitmap.compressformat.jpeg, 90, bos);             byte[] data = bos.tobytearray();              string charset = "utf-8";              //open http connection             url url = new url(utilities.uploadimageapi);             httpurlconnection conn = (httpurlconnection) url.openconnection();             conn.addrequestproperty(urlencoder.encode("username", charset), urlencoder.encode("username", charset));             conn.addrequestproperty(urlencoder.encode("password", charset), urlencoder.encode("password", charset));             conn.setrequestmethod("post");             conn.setrequestproperty("content-type", "image/jpeg");             conn.setrequestproperty("connection", "keep-alive");             conn.setdoinput(true);             conn.setdooutput(true);              //conn.setrequestproperty("content-disposition", "form-statsdataarray; name=name; filename=" + filename +".jpg");              dataoutputstream dos = new dataoutputstream(conn.getoutputstream());             dos.writebytes(twohyphens + boundary + crlf);             dos.writebytes("content-disposition; form-statsdataarray; name=name" + "; filename=" + filename + ".jpeg");             dos.writebytes(crlf);             dos.write(data);             dos.writebytes(crlf);             dos.writebytes(twohyphens + boundary + twohyphens + crlf);             dos.flush();             dos.close();              if(conn.getresponsecode() == 200) {                 inputstream in = new bufferedinputstream(conn.getinputstream());                 bufferedreader reader = new bufferedreader(new inputstreamreader(in));                 stringbuilder sb = new stringbuilder();                  string line;                  try {                      while ((line = reader.readline()) != null) {                         sb.append(line + "\n");                     }                  } catch (ioexception e) {                     e.printstacktrace();                 } {                      try {                         in.close();                     } catch (ioexception e) {                         e.printstacktrace();                     }                 }                  log.i("api handler", sb.tostring());              } else {                 log.i("api handler", "bad response image upload " + conn.getresponsecode() +                         " message: " + conn.getresponsemessage());                 //log.e("api handler", conn.geterrorstream().tostring());                 inputstream = new bufferedinputstream(conn.geterrorstream());                 //get error specifics                 bufferedreader reader = new bufferedreader(new inputstreamreader(i));                 stringbuilder sb = new stringbuilder();                  string line;                  try {                      while ((line = reader.readline()) != null) {                         sb.append(line + "\n");                     }                  } catch (ioexception e) {                     e.printstacktrace();                 } {                      try {                         i.close();                     } catch (ioexception e) {                         e.printstacktrace();                     }                 }                  log.i("api handler", sb.tostring());               }          } catch (exception e) {             log.i("api handler", "upload failed");             log.e("api handler", "" + e.getmessage());             e.printstacktrace();         }         return null;     } 

for obvious reasons ive changed login details being passed in generic username , password these become variables passed in @ later date once ive got working test account.


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