-- Not confirmed --  confirmed just 1 file parameter.   public static void sendMultipart(HttpURLConnection connection, String[] filefield, File[] filepath, Map<String, String> textdata) throws IOException {           final String twoHyphens = "--";          final String boundary =  "*****"+ UUID.randomUUID().toString()+"*****";          final String lineEnd = "\r\n";          final int maxBufferSize = 1024*1024*3;           DataOutputStream outputStream;           connection.setDoInput(true);          connection.setDoOutput(true);          connection.setUseCaches(false);           connection.setRequestMethod("POST");  //        con...