1 /* <!-- copyright */ 2 /* 3 * aria2 - The high speed download utility 4 * 5 * Copyright (C) 2009 Tatsuhiro Tsujikawa 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 * 21 * In addition, as a special exception, the copyright holders give 22 * permission to link the code of portions of this program with the 23 * OpenSSL library under certain conditions as described in each 24 * individual source file, and distribute linked combinations 25 * including the two. 26 * You must obey the GNU General Public License in all respects 27 * for all of the code used other than OpenSSL. If you modify 28 * file(s) with this exception, you may extend this exception to your 29 * version of the file(s), but you are not obligated to do so. If you 30 * do not wish to do so, delete this exception statement from your 31 * version. If you delete this exception statement from all source 32 * files in the program, then also delete it here. 33 */ 34 /* copyright --> */ 35 #ifndef D_XML_RPC_REQUEST_PARSER_CONTROLLER_H 36 #define D_XML_RPC_REQUEST_PARSER_CONTROLLER_H 37 38 #include "common.h" 39 40 #include <stack> 41 #include <string> 42 43 #include "ValueBase.h" 44 45 namespace aria2 { 46 47 namespace rpc { 48 49 class XmlRpcRequestParserController { 50 private: 51 struct StateFrame { 52 std::unique_ptr<ValueBase> value_; 53 std::string name_; 54 validMemberStateFrame55 bool validMember() const { return value_ && !name_.empty(); } 56 resetStateFrame57 void reset() 58 { 59 value_.reset(); 60 name_.clear(); 61 } 62 }; 63 64 std::stack<StateFrame> frameStack_; 65 66 StateFrame currentFrame_; 67 68 std::string methodName_; 69 70 public: 71 void pushFrame(); 72 73 // Pops StateFrame p from frameStack_ and set p[currentFrame_.name_] 74 // = currentFrame_.value_ and currentFrame_ = p; 75 void popStructFrame(); 76 77 // Pops StateFrame p from frameStack_ and add currentFrame_.value_ 78 // to p and currentFrame_ = p; 79 void popArrayFrame(); 80 81 void setCurrentFrameValue(std::unique_ptr<ValueBase> value); 82 83 void setCurrentFrameName(std::string name); 84 85 const std::unique_ptr<ValueBase>& getCurrentFrameValue() const; 86 87 std::unique_ptr<ValueBase> popCurrentFrameValue(); 88 89 void setMethodName(std::string methodName); 90 getMethodName()91 const std::string& getMethodName() const { return methodName_; } 92 93 void reset(); 94 }; 95 96 } // namespace rpc 97 98 } // namespace aria2 99 100 #endif // D_XML_RPC_REQUEST_PARSER_CONTROLLER_H 101