* Copyright (c) Huawei Technologies Co., Ltd. 2025. 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.
*/
* Description: A writer preference lock implementation.
*/
#include "datasystem/common/util/locks.h"
#include "datasystem/common/log/log.h"
namespace datasystem {
#ifdef WITH_TESTS
void WriterPrefRWLock::CheckReader()
{
std::shared_lock<std::shared_timed_mutex> locker(mutex_);
if (readerThreadIds_.count(std::this_thread::get_id()) > 0) {
LOG(ERROR) << "Not allowed to acquire multiple read locks from the same thread.";
}
}
#endif
}