/*
* 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.usergrid.clustering.hazelcast;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.Instance;
import com.hazelcast.core.InstanceEvent;
import com.hazelcast.core.InstanceListener;
import com.hazelcast.core.MembershipEvent;
import com.hazelcast.core.MembershipListener;
public class HazelcastLifecycleMonitor implements InstanceListener, MembershipListener {
private static final Logger logger = LoggerFactory.getLogger( HazelcastLifecycleMonitor.class );
public HazelcastLifecycleMonitor() {
}
public void init() {
logger.info( "HazelcastLifecycleMonitor initializing..." );
Hazelcast.addInstanceListener( this );
Hazelcast.getCluster().addMembershipListener( this );
logger.info( "HazelcastLifecycleMonitor initialized" );
}
public void destroy() {
logger.info( "Shutting down Hazelcast" );
Hazelcast.shutdownAll();
logger.info( "Hazelcast shutdown" );
}
@Override
public void instanceCreated( InstanceEvent event ) {
Instance instance = event.getInstance();
logger.info( "Created instance ID: [{}] Type: [{}]", instance.getId(), instance.getInstanceType() );
}
@Override
public void instanceDestroyed( InstanceEvent event ) {
Instance instance = event.getInstance();
logger.info( "Destroyed instance ID: [{}] Type: [{}]", instance.getId(), instance.getInstanceType() );
}
@Override
public void memberAdded( MembershipEvent membersipEvent ) {
logger.info( "MemberAdded {}", membersipEvent );
}
@Override
public void memberRemoved( MembershipEvent membersipEvent ) {
logger.info( "MemberRemoved {}", membersipEvent );
}
}