46 lines
2.2 KiB
C++
46 lines
2.2 KiB
C++
/**
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* Copyright 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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#include "include/api/graph.h"
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#include "cxx_api/graph/graph_data.h"
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#include "utils/log_adapter.h"
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namespace mindspore {
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Graph::Graph() : graph_data_(nullptr) {}
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Graph::Graph(const std::shared_ptr<GraphData> &graph_data) : graph_data_(graph_data) {}
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Graph::Graph(std::shared_ptr<GraphData> &&graph_data) : graph_data_(graph_data) {}
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Graph::~Graph() {}
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Graph::Graph(std::nullptr_t) : graph_data_(nullptr) {}
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/// \brief Overload the operator to determine if the graph model (the object pointed to by graph_data) fails to load.
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/// If it fails to load, graph_data_==nullptr, and this method returns True.
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/// Due to the possibility that the Graph object(this pointer) may be constant, and C++ rules dictate that only pointers to constants can be used to store the address of constant objects, the const keyword is used to modify the this pointer.
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bool Graph::operator==(std::nullptr_t) const { return graph_data_ == nullptr; }
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/// \brief Overload the operator to determine whether the graph model (the object pointed to by graph_data) is loaded successfully.
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/// If it is loaded successfully, graph_data_ != nullptr, and this method returns True.
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/// Due to the possibility that the Graph object(this pointer) may be constant, and C++ rules dictate that only pointers to constants can be used to store the address of constant objects, the const keyword is used to modify the this pointer.
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bool Graph::operator!=(std::nullptr_t) const { return graph_data_ != nullptr; }
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ModelType Graph::ModelType() const {
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MS_EXCEPTION_IF_NULL(graph_data_);
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return graph_data_->ModelType();
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}
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} // namespace mindspore
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