nhvalueMatch := assignExactOrPrefix(nhvalueExact, nhvaluePrefix)
			noHeaderMap[nhkey] = nhvalueMatch
		}

		matchHTTPRoutes = &OverlappingMatchValidationForHTTPRoute{
			routeName(route, rulen),
			requestName(match, matchn),
			tmpPrefix,
			match.Port,
			methodMatch,
			authorityMatch,
			headerMap,
			QPMap,
			noHeaderMap,
		}
		return
	}
	return nil
}