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87 lines
2.9 KiB
87 lines
2.9 KiB
/**
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* Copyright 2019-2020 Huawei Technologies Co., Ltd
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*
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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 GE_GE_RUNTIME_TASK_TASK_FACTORY_H_
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#define GE_GE_RUNTIME_TASK_TASK_FACTORY_H_
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#include <functional>
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#include <map>
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#include <memory>
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#include <unordered_map>
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#include "common/ge_inner_error_codes.h"
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#include "framework/common/debug/ge_log.h"
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#include "ge_runtime/task_info.h"
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namespace ge {
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namespace model_runner {
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class Task;
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class ModelContext;
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using TASK_CREATOR_FUN = std::function<std::shared_ptr<Task>(const ModelContext &, std::shared_ptr<TaskInfo>)>;
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class TaskFactory {
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private:
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TaskFactory() {}
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~TaskFactory() {}
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void RegisterCreator(const TaskInfoType &type, const TASK_CREATOR_FUN &func) {
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if (creator_map_.find(type) != creator_map_.end()) {
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GELOGW("Creator type %d already exist", static_cast<int32_t>(type));
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}
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creator_map_[type] = func;
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}
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std::map<TaskInfoType, TASK_CREATOR_FUN> creator_map_;
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public:
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static TaskFactory &GetInstance() {
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static TaskFactory instance;
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return instance;
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}
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std::shared_ptr<Task> Create(const ModelContext &model_context, std::shared_ptr<TaskInfo> &task_info) const {
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if (task_info == nullptr) {
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GELOGE(FAILED, "task_info is null.");
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return nullptr;
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}
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auto iter = creator_map_.find(task_info->type());
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if (iter == creator_map_.end()) {
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GELOGE(FAILED, "Unknow task type %d", static_cast<int32_t>(task_info->type()));
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return nullptr;
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}
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return iter->second(model_context, task_info);
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}
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class Register {
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public:
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Register(const TaskInfoType &type, const TASK_CREATOR_FUN &func) {
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GELOGI("regist type %d", static_cast<int32_t>(type));
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TaskFactory::GetInstance().RegisterCreator(type, func);
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}
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~Register() {}
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};
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};
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#define REGISTER_TASK(type, task_clazz, task_info_clazz) \
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TaskFactory::Register g_##task_clazz##_register( \
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type, [](const ModelContext &model_context, const std::shared_ptr<TaskInfo> &task_info) -> std::shared_ptr<Task> { \
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std::shared_ptr<task_info_clazz> concrete_task_info = std::static_pointer_cast<task_info_clazz>(task_info); \
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return std::make_shared<task_clazz>(model_context, concrete_task_info); \
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});
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} // namespace model_runner
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} // namespace ge
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#endif // GE_GE_RUNTIME_TASK_TASK_FACTORY_H_
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