32 this->meta_sent_ =
false;
36 virtual void start()
override;
42 unsigned int max_buffer_size;
43 std::list<String> buffer;
46 unsigned int get_doc_size_estimate();
47 unsigned int get_metadata_size_estimate();
49 std::size_t get_buffer_size() {
58 void add_metadata(JsonArray updates);
60 SemaphoreHandle_t semaphore_ = NULL;