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FGXMLFileRead.h
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1/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2
3 Module: FGXMLFileRead.h
4 Author: Jon S. Berndt
5 Date started: 02/04/07
6 Purpose: Shared base class that wraps the XML file reading logic
7
8 ------------- Copyright (C) 2007 Jon S. Berndt (jon@jsbsim.org) -------------
9
10 This program is free software; you can redistribute it and/or modify it under
11 the terms of the GNU Lesser General Public License as published by the Free Software
12 Foundation; either version 2 of the License, or (at your option) any later
13 version.
14
15 This program is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
18 details.
19
20 You should have received a copy of the GNU Lesser General Public License along with
21 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
22 Place - Suite 330, Boston, MA 02111-1307, USA.
23
24 Further information about the GNU Lesser General Public License can also be found on
25 the world wide web at http://www.gnu.org.
26
27%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
28SENTRY
29%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
30
31#ifndef FGXMLFILEREAD_HEADER_H
32#define FGXMLFILEREAD_HEADER_H
33
34/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35INCLUDES
36%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
37
38#include <iostream>
39#include <fstream>
40
42#include "simgear/misc/sg_path.hxx"
43#include "simgear/io/iostreams/sgstream.hxx"
44
45/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
46FORWARD DECLARATIONS
47%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
48
49namespace JSBSim {
50
52public:
55
56 Element* LoadXMLDocument(const SGPath& XML_filename, bool verbose=true)
57 {
58 return LoadXMLDocument(XML_filename, file_parser, verbose);
59 }
60
61 Element* LoadXMLDocument(const SGPath& XML_filename, FGXMLParse& fparse, bool verbose=true)
62 {
63 sg_ifstream infile;
64 SGPath filename(XML_filename);
65
66 if (!filename.isNull()) {
67 if (filename.extension().empty())
68 filename.concat(".xml");
69
70 infile.open(filename);
71 if ( !infile.is_open()) {
72 if (verbose) std::cerr << "Could not open file: " << filename << std::endl;
73 return 0L;
74 }
75 } else {
76 std::cerr << "No filename given." << std::endl;
77 return 0L;
78 }
79
80 readXML(infile, fparse, filename.utf8Str());
81 Element* document = fparse.GetDocument();
82 infile.close();
83
84 return document;
85 }
86
87 void ResetParser(void) {file_parser.reset();}
88
89private:
90 FGXMLParse file_parser;
91};
92}
93#endif
Element * LoadXMLDocument(const SGPath &XML_filename, bool verbose=true)
Element * LoadXMLDocument(const SGPath &XML_filename, FGXMLParse &fparse, bool verbose=true)
Encapsulates an XML parser based on the EasyXML parser from the SimGear library.
Definition FGXMLParse.h:68
Element * GetDocument(void)
Definition FGXMLParse.h:72