check if a http status code is client error 400 < = status < 500 concode_field_sep int UNAUTHORIZED concode_elem_sep int METHOD_NOT_ALLOWED concode_elem_sep int GATEWAY_TIEMOUT concode_elem_sep int FORBIDDEN concode_elem_sep int REQUEST_ENTITY_TOO_LARGE concode_elem_sep int NOT_MODIFIED concode_elem_sep int CONFLICT concode_elem_sep int[] CODES concode_elem_sep int CONTINUE concode_elem_sep int PRECONDITION_FAILED concode_elem_sep int HTTP_VERSION_NOT_SUPPORTED concode_elem_sep int NOT_FOUND concode_elem_sep int BAD_REQUEST concode_elem_sep int RESET_CONTENT concode_elem_sep int TEMPORARY_REDIRECT concode_elem_sep int GONE concode_elem_sep int ACCEPTED concode_elem_sep int SEE_OTHER concode_elem_sep int INTERNAL_SERVER_ERROR concode_elem_sep int SERVICE_UNAVAILABLE concode_elem_sep int NOT_IMPLEMENTED concode_elem_sep int NO_CONTENT concode_elem_sep int EXPECTATION_FAILED concode_elem_sep int PROXY_AUTHENTICATION_REQUIRED concode_elem_sep int FOUND concode_elem_sep int UNSUPPORTED_MEDIA_TYPE concode_elem_sep int BAD_GATEWAY concode_elem_sep int LENGTH_REQUIRED concode_elem_sep int NOT_ACCEPTABLE concode_elem_sep int SWITCHING_Protocols concode_elem_sep int USE_PROXY concode_elem_sep int REQUEST_URI_TOO_LARGE concode_elem_sep int NON_AUTHORITATIVE_INFORMATION concode_elem_sep int REQUEST_TIME_OUT concode_elem_sep int REQUESTED_RANGE_NOT_SATISFIABLE concode_elem_sep int PAYMENT_REQUIRED concode_elem_sep int MULTIPLE_CHOICES concode_elem_sep int MOVED_PERMANENTLY concode_elem_sep int OK concode_elem_sep int CREATED concode_elem_sep int PARTIAL_CONTENT concode_field_sep boolean isInformatinal concode_elem_sep boolean isServerError concode_elem_sep boolean isRedirection concode_elem_sep boolean isSuccess
boolean function ( int arg0 ) { if ( arg0 >= 400 && arg0 < 500 ) return true ; else return false ; }