func (self *ProtobufRequestHandler) handleWrites(request *protocol.Request, conn net.Conn) {
	shard := self.clusterConfig.GetLocalShardById(*request.ShardId)
	log.Debug("HANDLE: (%d):%d:%v", self.clusterConfig.LocalServer.Id, request.GetId(), shard)
	err := shard.WriteLocalOnly(request)
	var response *protocol.Response
	if err != nil {
		log.Error("ProtobufRequestHandler: error writing local shard: %s", err)
		response = &protocol.Response{
			RequestId:    request.Id,
			Type:         protocol.Response_ERROR.Enum(),
			ErrorMessage: protocol.String(err.Error()),
		}
	} else {
		response = &protocol.Response{
			RequestId: request.Id,
			Type:      protocol.Response_END_STREAM.Enum(),
		}
	}
	if err := self.WriteResponse(conn, response); err != nil {
		log.Error("ProtobufRequestHandler: error writing local shard: %s", err)
	}
}