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:
EscapeStreambuf(std::ostream & dst)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;
BeginElementxe::xml::Writer::BeginElement57 BeginElement (const char* element_) : element(element_) {}
58 };
59
60 struct Attribute
61 {
62 std::string name;
63 std::string value;
Attributexe::xml::Writer::Attribute64 Attribute (const char* name_, const char* value_) : name(name_), value(value_) {}
Attributexe::xml::Writer::Attribute65 Attribute (const char* name_, const std::string& value_) : name(name_), value(value_) {}
Attributexe::xml::Writer::Attribute66 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>
operator <<(const T & value)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
117