Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 1 | #ifndef _XEXMLWRITER_HPP |
| 2 | #define _XEXMLWRITER_HPP |
| 3 | /*------------------------------------------------------------------------- |
| 4 | * drawElements Quality Program Test Executor |
| 5 | * ------------------------------------------ |
| 6 | * |
| 7 | * Copyright 2014 The Android Open Source Project |
| 8 | * |
| 9 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 10 | * you may not use this file except in compliance with the License. |
| 11 | * You may obtain a copy of the License at |
| 12 | * |
| 13 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 14 | * |
| 15 | * Unless required by applicable law or agreed to in writing, software |
| 16 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 17 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 18 | * See the License for the specific language governing permissions and |
| 19 | * limitations under the License. |
| 20 | * |
| 21 | *//*! |
| 22 | * \file |
| 23 | * \brief XML Writer. |
| 24 | *//*--------------------------------------------------------------------*/ |
| 25 | |
| 26 | #include "xeDefs.hpp" |
| 27 | |
| 28 | #include <ostream> |
| 29 | #include <vector> |
| 30 | #include <string> |
| 31 | #include <streambuf> |
| 32 | |
| 33 | namespace xe |
| 34 | { |
| 35 | namespace xml |
| 36 | { |
| 37 | |
| 38 | class EscapeStreambuf : public std::streambuf |
| 39 | { |
| 40 | public: |
| 41 | EscapeStreambuf (std::ostream& dst) : m_dst(dst) {} |
| 42 | |
| 43 | protected: |
| 44 | std::streamsize xsputn (const char* s, std::streamsize count); |
| 45 | int overflow (int ch = -1); |
| 46 | |
| 47 | private: |
| 48 | std::ostream& m_dst; |
| 49 | }; |
| 50 | |
| 51 | class Writer |
| 52 | { |
| 53 | public: |
| 54 | struct BeginElement |
| 55 | { |
| 56 | std::string element; |
| 57 | BeginElement (const char* element_) : element(element_) {} |
| 58 | }; |
| 59 | |
| 60 | struct Attribute |
| 61 | { |
| 62 | std::string name; |
| 63 | std::string value; |
| 64 | Attribute (const char* name_, const char* value_) : name(name_), value(value_) {} |
| 65 | Attribute (const char* name_, const std::string& value_) : name(name_), value(value_) {} |
| 66 | Attribute (const std::string& name_, const std::string& value_) : name(name_), value(value_) {} |
| 67 | }; |
| 68 | |
| 69 | static const struct EndElementType {} EndElement; |
| 70 | |
| 71 | Writer (std::ostream& dst); |
| 72 | ~Writer (void); |
| 73 | |
| 74 | Writer& operator<< (const BeginElement& begin); |
| 75 | Writer& operator<< (const Attribute& attribute); |
| 76 | Writer& operator<< (const EndElementType& end); |
| 77 | |
| 78 | template <typename T> |
| 79 | Writer& operator<< (const T& value); //!< Write data. |
| 80 | |
| 81 | private: |
| 82 | Writer (const Writer& other); |
| 83 | Writer& operator= (const Writer& other); |
| 84 | |
| 85 | enum State |
| 86 | { |
| 87 | STATE_DATA = 0, |
| 88 | STATE_ELEMENT, |
| 89 | STATE_ELEMENT_END, |
| 90 | |
| 91 | STATE_LAST |
| 92 | }; |
| 93 | |
| 94 | std::ostream& m_rawDst; |
| 95 | EscapeStreambuf m_dataBuf; |
| 96 | std::ostream m_dataStr; |
| 97 | State m_state; |
| 98 | std::vector<std::string> m_elementStack; |
| 99 | }; |
| 100 | |
| 101 | template <typename T> |
| 102 | Writer& Writer::operator<< (const T& value) |
| 103 | { |
| 104 | if (m_state == STATE_ELEMENT) |
| 105 | m_rawDst << ">"; |
| 106 | |
| 107 | m_dataStr << value; |
| 108 | m_state = STATE_DATA; |
| 109 | |
| 110 | return *this; |
| 111 | } |
| 112 | |
| 113 | } // xml |
| 114 | } // xe |
| 115 | |
| 116 | #endif // _XEXMLWRITER_HPP |