asPrefix
Casts this GrpcRouteMetadataMatchMethod as a Prefix and retrieves its kotlin.String value. Throws an exception if the GrpcRouteMetadataMatchMethod is not a Prefix.
Casts this GrpcRouteMetadataMatchMethod as a Prefix and retrieves its kotlin.String value. Throws an exception if the GrpcRouteMetadataMatchMethod is not a Prefix.