/*
* Copyright 2014-2017 Groupon, Inc
* Copyright 2014-2017 The Billing Project, LLC
*
* The Billing Project 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.killbill.billing.util.cache;
// import java.util.List;
// import javax.inject.Inject;
// import javax.inject.Singleton;
// import org.killbill.billing.callcontext.InternalTenantContext;
// import org.killbill.billing.tenant.api.TenantInternalApi;
// import org.killbill.billing.util.cache.Cachable.CacheType;
// @Singleton
// public class TenantKVCacheLoader extends BaseCacheLoader<String, String> {
// private final TenantInternalApi tenantApi;
// @Inject
// public TenantKVCacheLoader(final TenantInternalApi tenantApi) {
// super();
// this.tenantApi = tenantApi;
// }
// @Override
// public CacheType getCacheType() {
// return CacheType.TENANT_KV;
// }
// @Override
// public String compute(final String key, final CacheLoaderArgument cacheLoaderArgument) {
// final String[] parts = key.split(CacheControllerDispatcher.CACHE_KEY_SEPARATOR);
// final String rawKey = parts[0];
// final String tenantRecordId = parts[1];
// final InternalTenantContext internalTenantContext = new InternalTenantContext(Long.valueOf(tenantRecordId));
// final List<String> valuesForKey = tenantApi.getTenantValuesForKey(rawKey, internalTenantContext);
// if (valuesForKey == null || valuesForKey.isEmpty()) {
// return EMPTY_VALUE_PLACEHOLDER;
// }
// if (valuesForKey.size() > 1) {
// throw new IllegalStateException("TenantKVCacheLoader expecting no more than one value for key " + key);
// }
// return valuesForKey.get(0);
// }
// }