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1 | // Created on: 2001-09-12 |
2 | // Created by: Julia DOROVSKIKH |
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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 | |
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16 | |
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17 | #include <Message_Messenger.hxx> |
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18 | #include <Standard_Type.hxx> |
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19 | #include <TDataStd_Relation.hxx> |
20 | #include <TDataStd_Variable.hxx> |
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21 | #include <TDF_Attribute.hxx> |
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22 | #include <TDF_ListIteratorOfAttributeList.hxx> |
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23 | #include <XmlMDataStd_RelationDriver.hxx> |
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24 | #include <XmlObjMgt.hxx> |
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25 | #include <XmlObjMgt_Persistent.hxx> |
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26 | |
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27 | IMPLEMENT_STANDARD_RTTIEXT(XmlMDataStd_RelationDriver,XmlMDF_ADriver) |
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28 | IMPLEMENT_DOMSTRING (VariablesString, "variables") |
29 | |
30 | //======================================================================= |
31 | //function : XmlMDataStd_RelationDriver |
32 | //purpose : Constructor |
33 | //======================================================================= |
34 | XmlMDataStd_RelationDriver::XmlMDataStd_RelationDriver |
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35 | (const Handle(Message_Messenger)& theMsgDriver) |
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36 | : XmlMDF_ADriver (theMsgDriver, NULL) |
37 | {} |
38 | |
39 | //======================================================================= |
40 | //function : NewEmpty |
41 | //purpose : |
42 | //======================================================================= |
43 | Handle(TDF_Attribute) XmlMDataStd_RelationDriver::NewEmpty() const |
44 | { |
45 | return (new TDataStd_Relation()); |
46 | } |
47 | |
48 | //======================================================================= |
49 | //function : Paste |
50 | //purpose : persistent -> transient (retrieve) |
51 | //======================================================================= |
52 | Standard_Boolean XmlMDataStd_RelationDriver::Paste |
53 | (const XmlObjMgt_Persistent& theSource, |
54 | const Handle(TDF_Attribute)& theTarget, |
55 | XmlObjMgt_RRelocationTable& theRelocTable) const |
56 | { |
57 | Handle(TDataStd_Relation) aC = |
58 | Handle(TDataStd_Relation)::DownCast(theTarget); |
59 | const XmlObjMgt_Element& anElem = theSource; |
60 | |
61 | Standard_Integer aNb; |
62 | TCollection_ExtendedString aMsgString; |
63 | |
64 | // expression |
65 | TCollection_ExtendedString aString; |
66 | if (!XmlObjMgt::GetExtendedString (theSource, aString)) |
67 | { |
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68 | myMessageDriver->Send("error retrieving ExtendedString for type TDataStd_Relation", Message_Fail); |
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69 | return Standard_False; |
70 | } |
71 | aC->SetRelation(aString); |
72 | |
73 | // variables |
74 | XmlObjMgt_DOMString aDOMStr = anElem.getAttribute(::VariablesString()); |
75 | if (aDOMStr != NULL) |
76 | { |
77 | Standard_CString aVs = Standard_CString(aDOMStr.GetString()); |
78 | |
79 | // first variable |
80 | if (!XmlObjMgt::GetInteger(aVs, aNb)) |
81 | { |
82 | aMsgString = TCollection_ExtendedString |
83 | ("XmlMDataStd_RelationDriver: Cannot retrieve reference on first variable from \"") |
84 | + aDOMStr + "\""; |
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85 | myMessageDriver->Send (aMsgString, Message_Fail); |
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86 | return Standard_False; |
87 | } |
88 | Standard_Integer i = 1; |
89 | while (aNb > 0) |
90 | { |
91 | Handle(TDF_Attribute) aV; |
92 | if (theRelocTable.IsBound(aNb)) |
93 | aV = Handle(TDataStd_Variable)::DownCast(theRelocTable.Find(aNb)); |
94 | else |
95 | { |
96 | aV = new TDataStd_Variable; |
97 | theRelocTable.Bind(aNb, aV); |
98 | } |
99 | aC->GetVariables().Append(aV); |
100 | |
101 | // next variable |
102 | if (!XmlObjMgt::GetInteger(aVs, aNb)) aNb = 0; |
103 | i++; |
104 | } |
105 | } |
106 | |
107 | return Standard_True; |
108 | } |
109 | |
110 | //======================================================================= |
111 | //function : Paste |
112 | //purpose : transient -> persistent (store) |
113 | //======================================================================= |
114 | void XmlMDataStd_RelationDriver::Paste |
115 | (const Handle(TDF_Attribute)& theSource, |
116 | XmlObjMgt_Persistent& theTarget, |
117 | XmlObjMgt_SRelocationTable& theRelocTable) const |
118 | { |
119 | Handle(TDataStd_Relation) aC = |
120 | Handle(TDataStd_Relation)::DownCast(theSource); |
121 | XmlObjMgt_Element& anElem = theTarget; |
122 | |
123 | Standard_Integer aNb; |
124 | Handle(TDF_Attribute) TV; |
125 | |
126 | // expression |
127 | XmlObjMgt::SetExtendedString (theTarget, aC->Name()); |
128 | |
129 | // variables |
130 | Standard_Integer nbvar = aC->GetVariables().Extent(); |
131 | if (nbvar >= 1) |
132 | { |
133 | TCollection_AsciiString aGsStr; |
134 | TDF_ListIteratorOfAttributeList it; |
135 | Standard_Integer index = 0; |
136 | for (it.Initialize(aC->GetVariables()); it.More(); it.Next()) |
137 | { |
138 | index++; |
139 | TV = it.Value(); |
140 | if (!TV.IsNull()) |
141 | { |
142 | aNb = theRelocTable.FindIndex(TV); |
143 | if (aNb == 0) |
144 | { |
145 | aNb = theRelocTable.Add(TV); |
146 | } |
147 | aGsStr += TCollection_AsciiString(aNb) + " "; |
148 | } |
149 | else aGsStr += "0 "; |
150 | } |
151 | anElem.setAttribute(::VariablesString(), aGsStr.ToCString()); |
152 | } |
153 | } |