chore: import upstream snapshot with attribution

2026-07-13 13:29:29 +08:00
commit f52cf32e56
1718 changed files with 366293 additions and 0 deletions
@@ -0,0 +1,63 @@
+// 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