org.opendaylight.controller.cluster.dom.api.LeaderLocation Maven / Gradle / Ivy
/*
* Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.dom.api;
/**
* Enumeration of possible shard leader locations relative to the local node.
*/
public enum LeaderLocation {
/**
* The leader is co-located on this node.
*/
LOCAL,
/**
* The leader is resident on a different node.
*/
REMOTE,
/**
* The leader is residence is currently unknown. This is a transition state during a leader failure, which can be
* caused by a network partition. This state is not observed during a leadership transfer vote initiated by
* the leader shutting down.
*/
UNKNOWN,
}