mongocxx::events::topology_changed_event Class Reference

An event notification sent when the driver observes a change in any of the servers it is connected to or a change in the overall server topology. More...

#include <topology_changed_event.hpp>

Public Member Functions
	~topology_changed_event ()
	Destroys a topology_changed_event.
bsoncxx::oid	topology_id () const
	An opaque id, unique to this topology for this mongocxx::client or mongocxx::pool. More...
topology_description	previous_description () const
	The server's description before it changed. More...
topology_description	new_description () const
	The server's description after it changed. More...

Detailed Description

An event notification sent when the driver observes a change in any of the servers it is connected to or a change in the overall server topology.

See also

"TopologyDescriptionChangedEvent" in https://github.com/mongodb/specifications/blob/master/source/server-discovery-and-monitoring/server-discovery-and-monitoring-monitoring.rst

Member Function Documentation

new_description()

topology_description mongocxx::events::topology_changed_event::new_description

(

)

const

The server's description after it changed.

Returns

The topology_description.

previous_description()

topology_description mongocxx::events::topology_changed_event::previous_description

(

)

const

The server's description before it changed.

Returns

The topology_description.

topology_id()

bsoncxx::oid mongocxx::events::topology_changed_event::topology_id

(

)

const

An opaque id, unique to this topology for this mongocxx::client or mongocxx::pool.

Returns

The id.

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The documentation for this class was generated from the following file:

• src/mongocxx/events/topology_changed_event.hpp