| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #ifndef BRPC_JSON_LOADER_H |
| #define BRPC_JSON_LOADER_H |
| |
| #include <string> |
| #include <deque> |
| #include <google/protobuf/message.h> |
| #include <google/protobuf/compiler/importer.h> |
| #include <google/protobuf/dynamic_message.h> |
| #include <butil/iobuf.h> |
| |
| namespace brpc { |
| |
| // This utility loads pb messages in json format from a file or string. |
| class JsonLoader { |
| public: |
| JsonLoader(google::protobuf::compiler::Importer* importer, |
| google::protobuf::DynamicMessageFactory* factory, |
| const std::string& service_name, |
| const std::string& method_name); |
| ~JsonLoader() {} |
| |
| // TODO(gejun): messages should be lazily loaded. |
| |
| // Load jsons from fd or string, convert them into pb messages, then insert |
| // them into `out_msgs'. |
| void load_messages(int fd, std::deque<google::protobuf::Message*>* out_msgs); |
| void load_messages(const std::string& jsons, |
| std::deque<google::protobuf::Message*>* out_msgs); |
| |
| private: |
| class Reader; |
| |
| void load_messages( |
| JsonLoader::Reader* ctx, |
| std::deque<google::protobuf::Message*>* out_msgs); |
| |
| google::protobuf::compiler::Importer* _importer; |
| google::protobuf::DynamicMessageFactory* _factory; |
| std::string _service_name; |
| std::string _method_name; |
| const google::protobuf::Message* _request_prototype; |
| }; |
| |
| } // namespace brpc |
| |
| #endif // BRPC_JSON_LOADER_H |