com.hazelcast.instance.impl.NodeShutdownHelper Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
*
* 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.hazelcast.instance.impl;
import com.hazelcast.core.LifecycleEvent;
/**
* Helper methods for node shutdown scenarios.
*/
public final class NodeShutdownHelper {
private NodeShutdownHelper() {
}
/**
* Shutdowns a node by firing lifecycle events. Do not call this method for every node shutdown scenario
* since {@link com.hazelcast.core.LifecycleListener}s will end up more than one
* {@link com.hazelcast.core.LifecycleEvent.LifecycleState#SHUTTING_DOWN}
* or {@link com.hazelcast.core.LifecycleEvent.LifecycleState#SHUTDOWN} events.
*
* @param node Node to shutdown.
* @param terminate false for graceful shutdown, true for terminate (un-graceful shutdown)
*/
public static void shutdownNodeByFiringEvents(Node node, boolean terminate) {
final HazelcastInstanceImpl hazelcastInstance = node.hazelcastInstance;
final LifecycleServiceImpl lifecycleService = hazelcastInstance.getLifecycleService();
lifecycleService.fireLifecycleEvent(LifecycleEvent.LifecycleState.SHUTTING_DOWN);
node.shutdown(terminate);
lifecycleService.fireLifecycleEvent(LifecycleEvent.LifecycleState.SHUTDOWN);
}
}