1 /* 2 * Copyright (c) 2024 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 META_SRC_SERIALIZATION_BACKEND_JSON_INPUT_H 17 #define META_SRC_SERIALIZATION_BACKEND_JSON_INPUT_H 18 19 #include <core/json/json.h> 20 21 #include <meta/base/namespace.h> 22 #include <meta/interface/builtin_objects.h> 23 #include <meta/interface/serialization/intf_ser_input.h> 24 25 #include "base_object.h" 26 META_BEGIN_NAMESPACE()27META_BEGIN_NAMESPACE() 28 29 namespace Serialization { 30 31 namespace json = CORE_NS::json; 32 using json_value = CORE_NS::json::standalone_value; 33 34 class JsonInput : public IntroduceInterfaces<BaseObject, ISerInput> { 35 META_OBJECT(JsonInput, ClassId::JsonInput, IntroduceInterfaces) 36 public: 37 const char* ClassNameName = "$className"; 38 const char* NameName = "$name"; 39 const char* ObjectIdName = "$classId"; 40 const char* InstanceIdName = "$instanceId"; 41 BASE_NS::string (*RewriteReservedName)( 42 const BASE_NS::string_view& name) = [](auto name) { return BASE_NS::string(name); }; 43 44 ISerNode::Ptr Process(BASE_NS::string_view data) override; 45 46 ISerNode::Ptr ImportRef(const json::value& ref); 47 ISerNode::Ptr ImportObject(const json::value& value); 48 ISerNode::Ptr ImportArray(const json::value::array& arr); 49 ISerNode::Ptr Import(const json::value& value); 50 bool ReadMetadata(const json::value& value); 51 ISerNode::Ptr ImportRootObject(const json::value& value); 52 53 Version GetVersion() const 54 { 55 return metaVersion_; 56 } 57 58 private: 59 void SetMetaV1Compatibility(); 60 61 private: 62 Version metaVersion_; 63 SerMetadata metadata_; 64 }; 65 66 } // namespace Serialization 67 68 META_END_NAMESPACE() 69 70 #endif 71