1 /* 2 * Copyright (c) 2025 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 LIBPANDABASE_TASKMANAGER_UTILS_TWO_LOCK_QUEUE 17 #define LIBPANDABASE_TASKMANAGER_UTILS_TWO_LOCK_QUEUE 18 19 #include "libpandabase/taskmanager/utils/sp_sc_lock_free_queue.h" 20 #include "libpandabase/os/mutex.h" 21 22 namespace ark::taskmanager::internal { 23 24 template <class T, class Allocator> 25 class TwoLockQueue { 26 public: Push(T && val)27 void Push(T &&val) 28 { 29 os::memory::LockHolder lh(pushLock_); 30 queue_.Push(std::move(val)); 31 } 32 Pop()33 T Pop() 34 { 35 os::memory::LockHolder lh(popLock_); 36 return queue_.Pop(); 37 } 38 TryPop(T * val)39 bool TryPop(T *val) 40 { 41 os::memory::LockHolder lh(popLock_); 42 return queue_.TryPop(val); 43 } 44 IsEmpty()45 bool IsEmpty() const 46 { 47 return queue_.IsEmpty(); 48 } 49 Size()50 size_t Size() const 51 { 52 return queue_.Size(); 53 } 54 55 private: 56 using InternalTaskQueue = SPSCLockFreeQueue<T, Allocator>; 57 58 mutable os::memory::Mutex pushLock_; 59 mutable os::memory::Mutex popLock_; 60 InternalTaskQueue queue_; 61 }; 62 63 } // namespace ark::taskmanager::internal 64 65 #endif // LIBPANDABASE_TASKMANAGER_UTILS_TWO_LOCK_QUEUE 66