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 UDMF_UTD_GRAPH_H 17 #define UDMF_UTD_GRAPH_H 18 19 #include <vector> 20 #include <map> 21 #include <stack> 22 #include <string> 23 #include <shared_mutex> 24 #include "graph.h" 25 #include "utd_common.h" 26 #include "preset_type_descriptors.h" 27 28 namespace OHOS { 29 namespace UDMF { 30 class UtdGraph { 31 public: 32 static UtdGraph &GetInstance(); 33 bool IsValidType(const std::string &node); 34 void InitUtdGraph(const std::vector<TypeDescriptorCfg> &descriptorCfgs); 35 bool IsLowerLevelType(const std::string &lowerLevelType, const std::string &heigitLevelType); 36 bool IsDAG(); 37 private: 38 UtdGraph(); 39 ~UtdGraph(); 40 UtdGraph(const UtdGraph &obj) = delete; 41 UtdGraph &operator=(const UtdGraph &obj) = delete; 42 int32_t GetIndex(const std::string &node); 43 void AddEdge(const std::string &startNode, const std::string &endNode); 44 mutable std::shared_mutex graphMutex_; 45 Graph *graph_ = nullptr; 46 std::map<std::string, uint32_t> typeIdIndex_; 47 }; 48 } // namespace UDMF 49 } // namespace OHOS 50 #endif // UDMF_UTD_GRAPH_H 51