com.netflix.genie.web.services.impl.ClusterLeaderServiceCuratorImpl Maven / Gradle / Ivy
/*
*
* Copyright 2020 Netflix, Inc.
*
* Licensed 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 com.netflix.genie.web.services.impl;
import com.netflix.genie.web.services.ClusterLeaderService;
import org.springframework.integration.zookeeper.leader.LeaderInitiator;
/**
* Implementation of {@link ClusterLeaderService} using Spring's {@link LeaderInitiator} (Zookeeper/Curator based
* leader election mechanism).
*
* @author mprimi
* @since 4.0.0
*/
public class ClusterLeaderServiceCuratorImpl implements ClusterLeaderService {
private LeaderInitiator leaderInitiator;
/**
* Constructor.
*
* @param leaderInitiator the leader initiator component
*/
public ClusterLeaderServiceCuratorImpl(final LeaderInitiator leaderInitiator) {
this.leaderInitiator = leaderInitiator;
}
/**
* {@inheritDoc}
*/
@Override
public void stop() {
this.leaderInitiator.stop();
}
/**
* {@inheritDoc}
*/
@Override
public void start() {
this.leaderInitiator.start();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isRunning() {
return this.leaderInitiator.isRunning();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isLeader() {
return this.leaderInitiator.getContext().isLeader();
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy