scanner.h
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1 /*
2  * Copyright (C) 2009 by Dr. Marc Boris Duerner
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 #ifndef cxxtools_xmlrpc_Scanner_h
29 #define cxxtools_xmlrpc_Scanner_h
30 
31 #include <cxxtools/string.h>
32 
33 namespace cxxtools
34 {
35 
36 class Deserializer;
37 class IComposer;
38 
39 namespace xml
40 {
41 
42 class Node;
43 
44 }
45 
46 namespace xmlrpc
47 {
48 
49 class Scanner
50 {
51  enum State
52  {
53  OnParam,
54  OnValueBegin,
55  OnValueEnd,
56  //OnParamEnd,
57 
58  OnScalarBegin,
59  OnScalar,
60  OnScalarEnd,
61 
62  OnStructBegin,
63  OnMemberBegin,
64  OnNameBegin,
65  OnName,
66  OnNameEnd,
67  //OnMemberEnd,
68  OnStructEnd,
69 
70  OnArrayBegin,
71  OnDataBegin,
72  OnDataEnd,
73  OnArrayEnd
74  };
75 
76  public:
78  : _state(OnParam)
79  , _deserializer(0)
80  , _composer(0)
81  {}
82 
84  {}
85 
86  void begin(Deserializer& handler, IComposer& composer);
87 
88  bool advance(const xml::Node& node);
89 
90  private:
91  State _state;
92  Deserializer* _deserializer;
93  IComposer* _composer;
94  String _value;
95  String _type;
96 };
97 
98 }
99 
100 }
101 
102 #endif