org.apache.flink.runtime.checkpoint

Class DefaultLastStateConnectionStateListener

java.lang.Object

org.apache.flink.runtime.checkpoint.DefaultLastStateConnectionStateListener

All Implemented Interfaces:

LastStateConnectionStateListener, org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionStateListener

public class DefaultLastStateConnectionStateListener
extends Object
implements LastStateConnectionStateListener

A simple ConnectionState listener that remembers the last state.

Constructor Summary

Constructors

Constructor and Description
DefaultLastStateConnectionStateListener()

Method Summary

Modifier and Type	Method and Description
Optional<org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionState>	getLastState() Return the last state the listener was notified about.
void	stateChanged(org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework client, org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionState newState)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionStateListener

doNotProxy

Constructor Detail

DefaultLastStateConnectionStateListener

public DefaultLastStateConnectionStateListener()

Method Detail

getLastState

public Optional<org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionState> getLastState()

Description copied from interface: LastStateConnectionStateListener

Return the last state the listener was notified about.

Specified by:

getLastState in interface LastStateConnectionStateListener

Returns:

the last state or none if the listener has not received an update

stateChanged

public void stateChanged(org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework client,
                         org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionState newState)

Specified by:

stateChanged in interface org.apache.flink.shaded.curator5.org.apache.curator.framework.state.ConnectionStateListener