com.graphaware.runtime.listener

Interface TopologyChangeEvent

All Known Implementing Classes:

TopologyListener.TopologyChangeEventImpl

public interface TopologyChangeEvent

Abstraction of a topology change event. This event will be fired both with HA cluster and Causal cluster

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	TopologyChangeEvent.EventType Type of events that are normalized respect to the different events that can occurs when running an HA or a Causal cluster

Method Summary

Modifier and Type	Method and Description
TopologyChangeEvent.EventType	getEventType()
String	getInstanceId() The id that is related to the instance leaving, joining the cluster or elected
String	getOwnInstanceId() The id that is related to the instance that is receiving the event
InstanceRole	getOwnInstanceRole() The role that is related to the instance that is receiving the event

Method Detail

getInstanceId

String getInstanceId()

The id that is related to the instance leaving, joining the cluster or elected

Returns:

instance id related to the instance leaving, joining the cluster or elected

getOwnInstanceId

String getOwnInstanceId()

The id that is related to the instance that is receiving the event

Returns:

instance id for this instance

getOwnInstanceRole

InstanceRole getOwnInstanceRole()

The role that is related to the instance that is receiving the event

Returns:

instance role for this instance InstanceRole

getEventType

TopologyChangeEvent.EventType getEventType()

Returns:

type of the event that is occurred TopologyChangeEvent.EventType