/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.zookeeper.recipes.leader;
import org.apache.zookeeper.recipes.leader.LeaderElectionSupport.EventType;
/**
* An interface to be implemented by clients that want to receive election
* events.
*/
public interface LeaderElectionAware {
/**
* Called during each state transition. Current, low level events are provided
* at the beginning and end of each state. For instance, START may be followed
* by OFFER_START, OFFER_COMPLETE, DETERMINE_START, DETERMINE_COMPLETE, and so
* on.
*
* @param eventType
*/
public void onElectionEvent(EventType eventType);
}