count

Returns the number of other connections sharing the same subscription.

Signature

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int count(const std::string& room_id);

int count(const std::string& room_id, const kuzzleio::query_options& options);

Arguments

Arguments Type Description
room_id
const std::string&
Subscription room ID
options
kuzzleio::query_options*
Query options

options

Additional query options

Option Type
(default)
Description
queuable
bool

(true)
If true, queues the request during downtime, until connected to Kuzzle again

Return

Returns the number of active connections using the same provided subscription room.

Exceptions

Throws a kuzzleio::KuzzleException if there is an error. See how to handle error.

Usage

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kuzzleio::NotificationListener listener =
  [](const std::shared_ptr<kuzzleio::notification_result> &notification){};

try {
  std::string room_id = kuzzle->realtime->subscribe(
    "nyc-open-data",
    "yellow-taxi",
    "{}",
    &listener);

  int count = kuzzle->realtime->count(room_id);

  std::cout << "Currently " << count << " active subscription" << std::endl;
} catch (kuzzleio::KuzzleException &e) {
  std::cerr << e.what() << std::endl;
}