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/*
* 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.cache.impl;
import com.hazelcast.cache.ICache;
import com.hazelcast.cache.impl.operation.CacheCreateConfigOperation;
import com.hazelcast.cache.impl.operation.CacheGetConfigOperation;
import com.hazelcast.cache.impl.operation.CacheManagementConfigOperation;
import com.hazelcast.config.CacheConfig;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.instance.MemberImpl;
import com.hazelcast.spi.InternalCompletableFuture;
import com.hazelcast.spi.NodeEngine;
import com.hazelcast.spi.OperationService;
import com.hazelcast.util.FutureUtil;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Properties;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
public class HazelcastServerCacheManager
extends HazelcastCacheManager {
private NodeEngine nodeEngine;
private CacheService cacheService;
public HazelcastServerCacheManager(HazelcastServerCachingProvider cachingProvider, HazelcastInstance hazelcastInstance,
URI uri, ClassLoader classLoader, Properties properties) {
super(cachingProvider, uri, classLoader, properties);
if (hazelcastInstance == null) {
throw new NullPointerException("hazelcastInstance missing");
}
this.hazelcastInstance = hazelcastInstance;
//just to get a reference to nodeEngine and cacheService
final CacheDistributedObject setupRef = hazelcastInstance.getDistributedObject(CacheService.SERVICE_NAME, "setupRef");
nodeEngine = setupRef.getNodeEngine();
cacheService = setupRef.getService();
//TODO: should we destroy the ref ?
//setupRef.destroy();
logger = nodeEngine.getLogger(getClass());
}
@Override
public void enableManagement(String cacheName, boolean enabled) {
if (isClosed()) {
throw new IllegalStateException();
}
if (cacheName == null) {
throw new NullPointerException();
}
final String cacheNameWithPrefix = getCacheNameWithPrefix(cacheName);
cacheService.enableManagement(cacheNameWithPrefix, enabled);
//ENABLE OTHER NODES
enableStatisticManagementOnOtherNodes(cacheName, false, enabled);
}
@Override
public void enableStatistics(String cacheName, boolean enabled) {
if (isClosed()) {
throw new IllegalStateException();
}
if (cacheName == null) {
throw new NullPointerException();
}
final String cacheNameWithPrefix = getCacheNameWithPrefix(cacheName);
cacheService.enableStatistics(cacheNameWithPrefix, enabled);
//ENABLE OTHER NODES
enableStatisticManagementOnOtherNodes(cacheName, true, enabled);
}
private void enableStatisticManagementOnOtherNodes(String cacheName, boolean statOrMan, boolean enabled) {
final String cacheNameWithPrefix = getCacheNameWithPrefix(cacheName);
final Collection members = nodeEngine.getClusterService().getMemberList();
final Collection futures = new ArrayList();
for (MemberImpl member : members) {
if (!member.localMember()) {
final CacheManagementConfigOperation op = new CacheManagementConfigOperation(cacheNameWithPrefix, statOrMan,
enabled);
final Future future = nodeEngine.getOperationService()
.invokeOnTarget(CacheService.SERVICE_NAME, op, member.getAddress());
futures.add(future);
}
}
try {
FutureUtil.waitWithDeadline(futures, CacheProxyUtil.AWAIT_COMPLETION_TIMEOUT_SECONDS, TimeUnit.SECONDS);
} catch (TimeoutException e) {
logger.warning(e);
}
}
@Override
protected CacheConfig getCacheConfigLocal(String cacheName) {
return cacheService.getCacheConfig(cacheName);
}
@Override
protected boolean createConfigOnPartition(CacheConfig cacheConfig) {
//CREATE THE CONFIG ON PARTITION BY cacheNamePrefix using a request
final CacheCreateConfigOperation cacheCreateConfigOperation = new CacheCreateConfigOperation(cacheConfig);
final OperationService operationService = nodeEngine.getOperationService();
int partitionId = nodeEngine.getPartitionService().getPartitionId(cacheConfig.getNameWithPrefix());
final InternalCompletableFuture f = operationService
.invokeOnPartition(CacheService.SERVICE_NAME, cacheCreateConfigOperation, partitionId);
return f.getSafely();
}
@Override
protected void addCacheConfigIfAbsentToLocal(CacheConfig cacheConfig) {
cacheService.createCacheConfigIfAbsent(cacheConfig, false);
}
@Override
protected ICache createCacheProxy(CacheConfig cacheConfig) {
return new CacheProxy(cacheConfig, nodeEngine, cacheService, this);
}
@Override
protected CacheConfig getCacheConfigFromPartition(String cacheNameWithPrefix) {
//remote check
final CacheGetConfigOperation op = new CacheGetConfigOperation(cacheNameWithPrefix);
int partitionId = nodeEngine.getPartitionService().getPartitionId(cacheNameWithPrefix);
final InternalCompletableFuture f = nodeEngine.getOperationService()
.invokeOnPartition(CacheService.SERVICE_NAME, op, partitionId);
return f.getSafely();
}
}
