1/*
2 * Copyright (c) 2023 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_TASKPOOL_RUNNER_H
17#define JS_CONCURRENT_MODULE_TASKPOOL_RUNNER_H
18
19#include <queue>
20#include <unordered_map>
21
22#include "task.h"
23
24namespace Commonlibrary::Concurrent::TaskPoolModule {
25class SequenceRunner {
26public:
27    SequenceRunner() = default;
28    ~SequenceRunner() = default;
29
30    static napi_value SeqRunnerConstructor(napi_env env, napi_callback_info cbinfo);
31    static napi_value Execute(napi_env env, napi_callback_info cbinfo);
32
33private:
34    SequenceRunner(const SequenceRunner &) = delete;
35    SequenceRunner& operator=(const SequenceRunner &) = delete;
36    SequenceRunner(SequenceRunner &&) = delete;
37    SequenceRunner& operator=(SequenceRunner &&) = delete;
38
39    static void ExecuteTaskImmediately(uint64_t taskId, Priority priority);
40    static void SequenceRunnerDestructor(napi_env env, void* data, void* hint);
41    static void SeqRunnerConstructorInner(napi_env env, napi_value &thisVar, SequenceRunner *seqRunner);
42
43    friend class NativeEngineTest;
44public:
45    uint64_t seqRunnerId_ {};
46    std::atomic<uint64_t> currentTaskId_ {};
47    Priority priority_ {Priority::DEFAULT};
48    std::queue<Task*> seqRunnerTasks_ {};
49    std::shared_mutex seqRunnerMutex_;
50
51    // for global SequenceRunner
52    std::string seqName_ {};
53    napi_ref seqRunnerRef_ = nullptr;
54    bool isGlobalRunner_ {false};
55    uint64_t count_ = 0;
56    std::unordered_map<napi_env, napi_ref> globalSeqRunnerRef_ {};
57};
58}
59
60#endif // JS_CONCURRENT_MODULE_TASKPOOL_RUNNER_H