/*
* Copyright (c) 2008-2013, 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.concurrent.idgen;
import com.hazelcast.core.DistributedObject;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.IAtomicLong;
import com.hazelcast.spi.ManagedService;
import com.hazelcast.spi.NodeEngine;
import com.hazelcast.spi.RemoteService;
import java.util.Properties;
public class IdGeneratorService implements ManagedService, RemoteService {
public static final String SERVICE_NAME = "hz:impl:idGeneratorService";
public static final String ATOMIC_LONG_NAME = "hz:atomic:idGenerator:";
private NodeEngine nodeEngine;
public IdGeneratorService(NodeEngine nodeEngine) {
this.nodeEngine = nodeEngine;
}
@Override
public void init(NodeEngine nodeEngine, Properties properties) {
this.nodeEngine = nodeEngine;
}
@Override
public void reset() {
}
@Override
public void shutdown(boolean terminate) {
}
private IAtomicLong getBlockGenerator(String name) {
HazelcastInstance hazelcastInstance = nodeEngine.getHazelcastInstance();
return hazelcastInstance.getAtomicLong(ATOMIC_LONG_NAME + name);
}
@Override
public DistributedObject createDistributedObject(String name) {
IAtomicLong blockGenerator = getBlockGenerator(name);
return new IdGeneratorProxy(blockGenerator, name, nodeEngine, this);
}
@Override
public void destroyDistributedObject(String name) {
}
}