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
}

Table of Contents