MongoDB\Driver\Monitoring\SDAMSubscriber::topologyChanged
(mongodb >=1.13.0)
MongoDB\Driver\Monitoring\SDAMSubscriber::topologyChanged — Notification method for a topology description change
说明
abstract public MongoDB\Driver\Monitoring\SDAMSubscriber::topologyChanged(MongoDB\Driver\Monitoring\TopologyChangedEvent
$event): voidIf the subscriber has been registered, the driver will call this method when the topology's description has changed.
参数
-
event(MongoDB\Driver\Monitoring\TopologyChangedEvent) -
An event object encapsulating information about the changed topology description.
返回值
没有返回值。
错误／异常
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
参见
- MongoDB\Driver\Monitoring\TopologyChangedEvent
- 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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