MongoDB\Driver\Monitoring\SDAMSubscriber::topologyOpening

(mongodb >=1.13.0)

MongoDB\Driver\Monitoring\SDAMSubscriber::topologyOpening — Notification method for opening the topology

Опис

abstract public MongoDB\Driver\Monitoring\SDAMSubscriber::topologyOpening(MongoDB\Driver\Monitoring\TopologyOpeningEvent $event): void

If the subscriber is registered, this method is called when the topology is opened.

Зауваження: Due to the driver's connection handling and persistence behavior, this event may not be observed if a MongoDB\Driver\Manager uses a previously persisted » libmongoc client.

Параметри

event (MongoDB\Driver\Monitoring\TopologyOpeningEvent): An event object encapsulating information about the opened topology.

Значення, що повертаються

Не повертає значень.

Помилки/виключення

У разі помилки обробки параметрів викидається MongoDB\Driver\Exception\InvalidArgumentException.

Прогляньте також

MongoDB\Driver\Monitoring\TopologyOpeningEvent
MongoDB\Driver\Monitoring\addSubscriber() - Registers a monitoring event subscriber globally
MongoDB\Driver\Manager::addSubscriber() - Registers a monitoring event subscriber with this Manager

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