mirror of
https://github.com/openharmony/ability_ability_runtime.git
synced 2026-08-25 12:23:20 -04:00
wangzhen
100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OHOS_ABILITY_RUNTIME_TASK_HANDLER_WRAP_H
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#define OHOS_ABILITY_RUNTIME_TASK_HANDLER_WRAP_H
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#include <string>
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#include <memory>
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#include <unordered_map>
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#include <functional>
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#include "task_utils_wrap.h"
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namespace ffrt {
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class mutex;
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};
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namespace OHOS {
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namespace AAFwk {
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class TaskHandlerWrap;
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class InnerTaskHandle;
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class TaskHandle {
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friend class TaskHandlerWrap;
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public:
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TaskHandle() = default;
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TaskHandle(std::shared_ptr<TaskHandlerWrap> handler, std::shared_ptr<InnerTaskHandle> InnerTaskHandle,
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TaskStatus status = TaskStatus::PENDING) : handler_(handler), innerTaskHandle_(InnerTaskHandle)
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{
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status_ = std::make_shared<TaskStatus>(status);
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}
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bool Cancel() const;
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void Sync() const;
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bool IsSame(const TaskHandle &other) const
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{
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return innerTaskHandle_ == other.innerTaskHandle_;
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}
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explicit operator bool() const
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{
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return status_ && innerTaskHandle_;
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}
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private:
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std::weak_ptr<TaskHandlerWrap> handler_;
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std::shared_ptr<InnerTaskHandle> innerTaskHandle_;
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std::shared_ptr<TaskStatus> status_;
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};
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class TaskHandlerWrap : public std::enable_shared_from_this<TaskHandlerWrap> {
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friend class TaskHandle;
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public:
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static std::shared_ptr<TaskHandlerWrap> CreateQueueHandler(const std::string &queueName,
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TaskQoS queueQos = TaskQoS::DEFAULT);
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static std::shared_ptr<TaskHandlerWrap> GetFfrtHandler();
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TaskHandlerWrap(TaskHandlerWrap &) = delete;
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void operator=(TaskHandlerWrap &) = delete;
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virtual ~TaskHandlerWrap();
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/**
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* Submit task to be scheduled and executed
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* @return TaskHandle, could be used later
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*/
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TaskHandle SubmitTask(const std::function<void()> &task);
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TaskHandle SubmitTask(const std::function<void()> &task, const std::string &name);
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TaskHandle SubmitTask(const std::function<void()> &task, int64_t delayMillis);
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TaskHandle SubmitTask(const std::function<void()> &task, TaskQoS taskQos);
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TaskHandle SubmitTask(const std::function<void()> &task, const std::string &name,
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int64_t delayMillis, bool forceSubmit = true);
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TaskHandle SubmitTask(const std::function<void()> &task, const TaskAttribute &taskAttr);
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// Task can't be canceled by name if submited with this mothed
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TaskHandle SubmitTaskJust(const std::function<void()> &task, const std::string &name,
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int64_t delayMillis);
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// This is only used for compatibility and could be be wrong if multi tasks with same name submited.
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// TaskHandle::Cancel is prefered.
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bool CancelTask(const std::string &name);
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protected:
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TaskHandlerWrap();
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virtual std::shared_ptr<InnerTaskHandle> SubmitTaskInner(std::function<void()> &&task,
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const TaskAttribute &taskAttr) = 0;
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virtual bool CancelTaskInner(const std::shared_ptr<InnerTaskHandle> &taskHandle) = 0;
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virtual void WaitTaskInner(const std::shared_ptr<InnerTaskHandle> &taskHandle) = 0;
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bool RemoveTask(const std::string &name, const TaskHandle &taskHandle);
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protected:
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// this is used only for compatibility
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std::unordered_map<std::string, TaskHandle> tasks_;
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std::unique_ptr<ffrt::mutex> tasksMutex_;
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};
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} // namespace AAFWK
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} // namespace OHOS
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#endif // OHOS_ABILITY_RUNTIME_TASK_HANDLER_WRAP_H
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