The MongoDB\Driver\Monitoring\TopologyChangedEvent class

(mongodb >=1.13.0)

Introduction

The MongoDB\Driver\Monitoring\TopologyChangedEvent class encapsulates information about a changed topology description. For example, a topology discovering a new replica set primary would cause its topology description to change.

Class synopsis

final class MongoDB\Driver\Monitoring\TopologyChangedEvent {

/* Methods */

final public getNewDescription(): MongoDB\Driver\TopologyDescription

final public getPreviousDescription(): MongoDB\Driver\TopologyDescription

final public getTopologyId(): MongoDB\BSON\ObjectId

}

MongoDB\Driver\Monitoring\TopologyChangedEvent::getNewDescription — Returns the new description for the topology
MongoDB\Driver\Monitoring\TopologyChangedEvent::getPreviousDescription — Returns the previous description for the topology
MongoDB\Driver\Monitoring\TopologyChangedEvent::getTopologyId — Returns the topology ID

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The MongoDB\Driver\Monitoring\TopologyChangedEvent class

Introduction

Class synopsis

Table of Contents

Found A Problem?

User Contributed Notes