public static String sendBody(String target, byte[] body)
            throws IOException {

        return sendBody(target, body, RequestMethod.POST);

    }
public static String sendBody(String target, byte[] body)
            throws IOException {

        return sendBody(target, body, RequestMethod.POST);

    }
public static String sendBody ( String target , byte [ ] body ) throws IOException { return sendBody ( target , body , RequestMethod . POST ) ; }
Send a http request with implicit params

@param target target address
@param body   request body
@return result String
@throws IOException  if an I/O error occurs
Send a http request with implicit params