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1 | // Created on: 2001-07-20 |
2 | // Created by: Alexander GRIGORIEV |
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3 | // Copyright (c) 2001-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
16 | //AGV 060302: Input from istream |
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17 | |
18 | #ifndef LDOMParser_HeaderFile |
19 | #define LDOMParser_HeaderFile |
20 | |
21 | #include <LDOM_Document.hxx> |
22 | #include <LDOM_OSStream.hxx> |
23 | |
24 | class LDOM_XmlReader; |
25 | //class istream; |
26 | |
27 | // Class LDOMParser |
28 | // |
29 | |
30 | class LDOMParser |
31 | { |
32 | public: |
33 | // ---------- PUBLIC METHODS ---------- |
34 | |
35 | LDOMParser () : myReader (NULL), myCurrentData (16384) {} |
36 | // Empty constructor |
37 | |
38 | virtual Standard_EXPORT ~LDOMParser (); |
39 | // Destructor |
40 | |
41 | Standard_EXPORT LDOM_Document |
42 | getDocument (); |
43 | // Get the LDOM_Document |
44 | |
45 | Standard_EXPORT Standard_Boolean |
46 | parse (const char * const aFileName); |
47 | // Parse a file |
48 | // Returns True if error occurred, then GetError() can be called |
49 | |
50 | Standard_EXPORT Standard_Boolean |
51 | parse (istream& anInput); |
52 | // Parse a C++ stream |
53 | // Returns True if error occurred, then GetError() can be called |
54 | |
55 | Standard_EXPORT const TCollection_AsciiString& |
56 | GetError (TCollection_AsciiString& aData) const; |
57 | // Return text describing a parsing error, or Empty if no error occurred |
58 | |
59 | protected: |
60 | // ---------- PROTECTED METHODS ---------- |
61 | |
62 | Standard_EXPORT virtual Standard_Boolean |
63 | startElement (); |
64 | // virtual hook on 'StartElement' event for descendant classes |
65 | |
66 | Standard_EXPORT virtual Standard_Boolean |
67 | endElement (); |
68 | // virtual hook on 'EndElement' event for descendant classes |
69 | |
70 | Standard_EXPORT LDOM_Element |
71 | getCurrentElement () const; |
72 | // to be called from startElement() and endElement() |
73 | |
74 | private: |
75 | // ---------- PRIVATE METHODS ---------- |
76 | Standard_Boolean ParseDocument (); |
77 | |
78 | Standard_Boolean ParseElement (); |
79 | |
80 | // ---------- PRIVATE (PROHIBITED) METHODS ---------- |
81 | |
82 | LDOMParser (const LDOMParser& theOther); |
83 | // Copy constructor |
84 | |
85 | LDOMParser& operator = (const LDOMParser& theOther); |
86 | // Assignment |
87 | |
88 | private: |
89 | // ---------- PRIVATE FIELDS ---------- |
90 | |
91 | LDOM_XmlReader * myReader; |
92 | Handle(LDOM_MemManager) myDocument; |
93 | LDOM_OSStream myCurrentData; |
94 | TCollection_AsciiString myError; |
95 | }; |
96 | |
97 | #endif |