SharedMutexCacheLockGuard.h

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/*
 * Copyright 2017-present Facebook, Inc.
 *
 * 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.
 */
#pragma once

#include <folly/SharedMutex.h>
#include <wangle/client/persistence/PersistentCacheCommon.h>

namespace wangle {

// A CacheLockGuard specialization for a folly::SharedMutex
template<>
struct CacheLockGuard<folly::SharedMutex> {
  using Read = folly::SharedMutex::ReadHolder;
  using Write = folly::SharedMutex::WriteHolder;
};

}