com.hazelcast.cache.impl.HazelcastInstanceCacheManager 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.cache.impl;
import com.hazelcast.cache.HazelcastCacheManager;
import com.hazelcast.cache.ICache;
import com.hazelcast.core.HazelcastException;
import com.hazelcast.core.ICacheManager;
import com.hazelcast.instance.impl.HazelcastInstanceImpl;
import com.hazelcast.spi.exception.ServiceNotFoundException;
import static com.hazelcast.internal.util.Preconditions.checkNotNull;
/**
* Hazelcast {@code ICacheManager} implementation accessible via {@code HazelcastInstance} that provides access to JSR-107
* (JCache) caches configured on the cluster via Hazelcast API.
*
* @see com.hazelcast.core.ICacheManager
*/
public class HazelcastInstanceCacheManager implements ICacheManager {
private final HazelcastInstanceImpl original;
public HazelcastInstanceCacheManager(HazelcastInstanceImpl original) {
this.original = original;
}
@Override
public ICache getCache(String name) {
checkNotNull(name, "Retrieving a cache instance with a null name is not allowed!");
return getCacheByFullName(HazelcastCacheManager.CACHE_MANAGER_PREFIX + name);
}
public ICache getCacheByFullName(String fullName) {
checkNotNull(fullName, "Retrieving a cache instance with a null name is not allowed!");
try {
return original.getDistributedObject(ICacheService.SERVICE_NAME, fullName);
} catch (HazelcastException e) {
if (e.getCause() instanceof ServiceNotFoundException) {
throw new IllegalStateException(ICacheService.CACHE_SUPPORT_NOT_AVAILABLE_ERROR_MESSAGE);
} else {
throw e;
}
}
}
}