com.datastax.driver.core

Interface Host.LifecycleAwareStateListener

All Superinterfaces:

Host.StateListener

Enclosing class:

Host

public static interface Host.LifecycleAwareStateListener
extends Host.StateListener

A StateListener that tracks when it gets registered or unregistered with a cluster.

This interface exists only for backward-compatibility reasons: starting with the 3.0 branch of the driver, its methods are on the parent interface directly.

Method Summary

Modifier and Type	Method and Description
void	onRegister(Cluster cluster) Gets invoked when the listener is registered with a cluster, or at cluster startup if the listener was registered at initialization with Cluster.register(Host.StateListener).
void	onUnregister(Cluster cluster) Gets invoked when the listener is unregistered from a cluster, or at cluster shutdown if the listener was not unregistered.

Methods inherited from interface com.datastax.driver.core.Host.StateListener

onAdd, onDown, onRemove, onUp

Method Detail

onRegister

void onRegister(Cluster cluster)

Gets invoked when the listener is registered with a cluster, or at cluster startup if the listener was registered at initialization with Cluster.register(Host.StateListener).

Specified by:

onRegister in interface Host.StateListener

Parameters:

cluster - the cluster that this listener is registered with.

onUnregister

void onUnregister(Cluster cluster)

Gets invoked when the listener is unregistered from a cluster, or at cluster shutdown if the listener was not unregistered.

Specified by:

onUnregister in interface Host.StateListener

Parameters:

cluster - the cluster that this listener was registered with.