com.hazelcast.map.impl.querycache.subscriber.NodeQueryCacheConfigurator 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.map.impl.querycache.subscriber;
import com.hazelcast.config.Config;
import com.hazelcast.config.MapConfig;
import com.hazelcast.config.QueryCacheConfig;
import com.hazelcast.internal.config.ConfigUtils;
import com.hazelcast.map.impl.querycache.QueryCacheConfigurator;
import com.hazelcast.map.impl.querycache.QueryCacheEventService;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
/**
* Node side implementation of {@link QueryCacheConfigurator}.
*
* @see QueryCacheConfigurator
*/
public class NodeQueryCacheConfigurator extends AbstractQueryCacheConfigurator {
private final Config config;
public NodeQueryCacheConfigurator(Config config, ClassLoader configClassLoader,
QueryCacheEventService eventService) {
super(configClassLoader, eventService);
this.config = config;
}
@Override
public QueryCacheConfig getOrCreateConfiguration(String mapName, String cacheName, String cacheId) {
MapConfig mapConfig = config.getMapConfig(mapName);
QueryCacheConfig queryCacheConfig = findQueryCacheConfigFromMapConfig(mapConfig, cacheName);
if (queryCacheConfig != null) {
setPredicateImpl(queryCacheConfig);
setEntryListener(mapName, cacheId, queryCacheConfig);
return queryCacheConfig;
}
QueryCacheConfig newConfig = new QueryCacheConfig(cacheName);
mapConfig.getQueryCacheConfigs().add(newConfig);
return newConfig;
}
@Override
public QueryCacheConfig getOrNull(String mapName, String cacheName, String cacheId) {
MapConfig mapConfig = config.getMapConfigOrNull(mapName);
if (mapConfig == null) {
return null;
}
QueryCacheConfig queryCacheConfig = findQueryCacheConfigFromMapConfig(mapConfig, cacheName);
if (queryCacheConfig != null) {
setPredicateImpl(queryCacheConfig);
setEntryListener(mapName, cacheId, queryCacheConfig);
return queryCacheConfig;
}
return queryCacheConfig;
}
private QueryCacheConfig findQueryCacheConfigFromMapConfig(MapConfig mapConfig, String cacheName) {
List queryCacheConfigs = mapConfig.getQueryCacheConfigs();
Map allQueryCacheConfigs = new HashMap(queryCacheConfigs.size());
for (QueryCacheConfig queryCacheConfig : queryCacheConfigs) {
allQueryCacheConfigs.put(queryCacheConfig.getName(), queryCacheConfig);
}
return ConfigUtils.lookupByPattern(config.getConfigPatternMatcher(), allQueryCacheConfigs, cacheName);
}
@Override
public void removeConfiguration(String mapName, String cacheName) {
MapConfig mapConfig = config.getMapConfig(mapName);
List queryCacheConfigs = mapConfig.getQueryCacheConfigs();
if (queryCacheConfigs == null || queryCacheConfigs.isEmpty()) {
return;
}
Iterator iterator = queryCacheConfigs.iterator();
while (iterator.hasNext()) {
QueryCacheConfig config = iterator.next();
if (config.getName().equals(cacheName)) {
iterator.remove();
}
}
}
}