1 /* 2 * Copyright (C) 2021 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 CAPABILITY_H 17 #define CAPABILITY_H 18 19 #include <map> 20 #include <string> 21 #include "json.hpp" 22 #include "attr_data.h" 23 #include "plugin_errors.h" 24 25 namespace OHOS { 26 namespace MultimediaPlugin { 27 class Capability final { 28 public: 29 Capability() = default; 30 explicit Capability(const std::map<std::string, AttrData> &caps); 31 explicit Capability(std::map<std::string, AttrData> &&caps); 32 ~Capability() = default; 33 uint32_t SetCapability(const nlohmann::json &capsInfo); 34 bool IsCompatible(const std::map<std::string, AttrData> &caps) const; 35 const AttrData *GetCapability(const std::string &key) const; 36 const std::map<std::string, AttrData> &GetCapability() const; 37 38 private: 39 uint32_t AnalyzeAttrData(const nlohmann::json &capInfo, AttrData &attrData); 40 uint32_t AnalyzeBool(const nlohmann::json &capInfo, AttrData &attrData); 41 uint32_t AnalyzeUint32(const nlohmann::json &capInfo, AttrData &attrData); 42 uint32_t AnalyzeString(const nlohmann::json &capInfo, AttrData &attrData); 43 uint32_t AnalyzeUint32Set(const nlohmann::json &capInfo, AttrData &attrData); 44 uint32_t AnalyzeUint32Range(const nlohmann::json &capInfo, AttrData &attrData); 45 uint32_t AnalyzeStringSet(const nlohmann::json &capInfo, AttrData &attrData); 46 47 static constexpr uint32_t SET_MIN_VALUE_NUM = 1; 48 static const std::string CAPABILITY_BOOL_TRUE; 49 static const std::string CAPABILITY_BOOL_FALSE; 50 static std::map<std::string, AttrDataType> typeMap_; 51 using CapsMap = std::map<std::string, AttrData>; 52 CapsMap caps_; 53 }; 54 } // namespace MultimediaPlugin 55 } // namespace OHOS 56 57 #endif // CAPABILITY_H 58