1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef JS_CONCURRENT_MODULE_WORKER_MESSAGE_QUEUE_H_ 17 #define JS_CONCURRENT_MODULE_WORKER_MESSAGE_QUEUE_H_ 18 19 #include <mutex> 20 #include <queue> 21 #include "napi/native_api.h" 22 #include "napi/native_node_api.h" 23 24 namespace Commonlibrary::Concurrent::WorkerModule { 25 using MessageDataType = napi_value; 26 class MessageQueue final { 27 public: 28 void EnQueue(MessageDataType data); 29 bool DeQueue(MessageDataType *data); 30 bool IsEmpty() const; 31 void Clear(napi_env env); GetSize()32 size_t GetSize() const 33 { 34 return queue_.size(); 35 } 36 37 private: 38 std::mutex queueLock_; 39 std::queue<MessageDataType> queue_; 40 }; 41 } // namespace Commonlibrary::Concurrent::WorkerModule 42 #endif // JS_CONCURRENT_MODULE_WORKER_MESSAGE_QUEUE_H_ 43