private static byte[] createReq(byte[] command,int value){
  byte[] array=new byte[8];
  System.arraycopy(command,0,array,0,4);
  ArrayHelper.swap32bitsToArray(value,array,4);
  return array;
}

private static byte [ ] createReq ( byte [ ] command , int value ) { byte [ ] array = new byte [ 8 ] ; System . arraycopy ( command , 0 , array , 0 , 4 ) ; ArrayHelper . swap32bitsToArray ( value , array , 4 ) ; return array ; }
create a command with a code and an int values
