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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // XML DOM Deserializer implementation |
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15 // |
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16 |
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17 #include <xml/dom/xmlengserializeerrors.h> |
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18 #include <xml/dom/xmlengdeserializer.h> |
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19 #include <xml/dom/xmlengdeserializerdom.h> |
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20 #include "xmlengdomcontenthandler.h" |
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21 |
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22 #include <xml/parserfeature.h> |
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23 #include <xml/dom/xmlengdom.h> |
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24 #include <xml/dom/xmlengdocument.h> |
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25 |
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26 using namespace Xml; |
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27 |
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28 // -------------------------------------------------------------------------------------- |
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29 // Creates an instance of CXmlEngDeserializerDOM |
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30 // -------------------------------------------------------------------------------------- |
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31 // |
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32 EXPORT_C CXmlEngDeserializerDOM* CXmlEngDeserializerDOM::NewL() |
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33 { |
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34 CXmlEngDeserializerDOM* self = new (ELeave) CXmlEngDeserializerDOM; |
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35 return self; |
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36 } |
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37 |
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38 // -------------------------------------------------------------------------------------- |
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39 // Set input type as file |
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40 // -------------------------------------------------------------------------------------- |
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41 // |
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42 EXPORT_C void CXmlEngDeserializerDOM::SetInputFileL(const TDesC& aFileName, TXmlEngDeserializerType aType) |
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43 { |
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44 if(iInputFileName) |
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45 { |
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46 delete iInputFileName; |
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47 iInputFileName=NULL; |
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48 } |
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49 iBuffer.Set(KNullDesC8()); |
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50 iInputFileName = aFileName.AllocL(); |
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51 iType = aType; |
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52 } |
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53 |
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54 // -------------------------------------------------------------------------------------- |
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55 // Set input type as buffer |
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56 // -------------------------------------------------------------------------------------- |
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57 // |
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58 EXPORT_C void CXmlEngDeserializerDOM::SetInputBuffer(const TDesC8& aBuffer, TXmlEngDeserializerType aType) |
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59 { |
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60 if(iInputFileName) |
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61 { |
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62 delete iInputFileName; |
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63 iInputFileName=NULL; |
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64 } |
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65 iBuffer.Set(aBuffer); |
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66 iType = aType; |
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67 } |
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68 |
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69 // -------------------------------------------------------------------------------------- |
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70 // Set external data array |
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71 // -------------------------------------------------------------------------------------- |
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72 // |
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73 EXPORT_C void CXmlEngDeserializerDOM::UseExternalDataL(RArray<TXmlEngDataContainer>& aList) |
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74 { |
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75 iDataList = &aList; |
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76 } |
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77 |
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78 |
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79 // -------------------------------------------------------------------------------------- |
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80 // Fetches external data registered in this deserializer |
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81 // -------------------------------------------------------------------------------------- |
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82 // |
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83 EXPORT_C RArray<TXmlEngDataContainer>* CXmlEngDeserializerDOM::ExternalData() |
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84 { |
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85 return iDataList; |
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86 } |
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87 |
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88 // -------------------------------------------------------------------------------------- |
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89 // Serializes TXmlEngNode to file |
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90 // -------------------------------------------------------------------------------------- |
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91 // |
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92 EXPORT_C RXmlEngDocument CXmlEngDeserializerDOM::DeserializeL() |
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93 { |
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94 RXmlEngDocument doc; |
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95 if(iInputFileName) |
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96 { |
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97 RFs fs; |
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98 CleanupClosePushL(fs); |
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99 User::LeaveIfError(fs.Connect()); |
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100 doc =DeserializeL(fs, *iInputFileName, iType); |
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101 CleanupStack::PopAndDestroy(&fs); |
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102 return doc; |
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103 } |
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104 else if(iBuffer.Length()) |
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105 { |
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106 return DeserializeL(iBuffer, iType); |
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107 } |
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108 else |
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109 { |
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110 User::Leave(KXmlEngErrNoParameters); |
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111 } |
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112 return doc; |
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113 } |
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114 |
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115 // -------------------------------------------------------------------------------------- |
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116 // Deserialize document |
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117 // -------------------------------------------------------------------------------------- |
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118 // |
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119 EXPORT_C RXmlEngDocument CXmlEngDeserializerDOM::DeserializeL(const TDesC& aFileName, |
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120 TXmlEngDeserializerType aType) |
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121 { |
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122 RFs fs; |
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123 CleanupClosePushL(fs); |
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124 User::LeaveIfError(fs.Connect()); |
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125 RXmlEngDocument doc = DeserializeL(fs,aFileName,aType); |
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126 CleanupStack::PopAndDestroy(&fs); |
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127 return doc; |
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128 } |
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129 |
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130 // -------------------------------------------------------------------------------------- |
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131 // Deserialize document |
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132 // -------------------------------------------------------------------------------------- |
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133 // |
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134 EXPORT_C RXmlEngDocument CXmlEngDeserializerDOM::DeserializeL(RFs& aRFs, |
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135 const TDesC& aFileName, |
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136 TXmlEngDeserializerType aType) |
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137 { |
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138 if(!iImpl) |
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139 { |
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140 User::Leave(KXmlEngErrWrongUseOfAPI); |
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141 } |
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142 |
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143 RXmlEngDocument doc; |
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144 doc.OpenL(*iImpl); |
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145 CleanupClosePushL(doc); |
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146 |
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147 CXmlEngDOMContentHandler* handler = CXmlEngDOMContentHandler::NewL(doc); |
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148 CleanupStack::PushL(handler); |
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149 |
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150 CXmlEngDeserializer* des = CXmlEngDeserializer::NewL(*handler,aType); |
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151 CleanupStack::PushL(des); |
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152 |
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153 des->UseExternalDataL(*iDataList); |
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154 des->EnableFeature(EReportNamespaceMapping); |
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155 des->DeserializeL(aRFs,aFileName); |
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156 |
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157 CleanupStack::PopAndDestroy(des); |
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158 CleanupStack::PopAndDestroy(handler); |
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159 CleanupStack::Pop(&doc); |
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160 |
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161 return doc; |
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162 } |
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163 |
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164 // -------------------------------------------------------------------------------------- |
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165 // Deserialize document |
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166 // -------------------------------------------------------------------------------------- |
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167 // |
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168 EXPORT_C RXmlEngDocument CXmlEngDeserializerDOM::DeserializeL(const TDesC8& aBuffer, |
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169 TXmlEngDeserializerType aType) |
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170 { |
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171 if(!iImpl) |
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172 { |
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173 User::Leave(KXmlEngErrWrongUseOfAPI); |
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174 } |
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175 |
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176 RXmlEngDocument doc; |
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177 doc.OpenL(*iImpl); |
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178 CleanupClosePushL(doc); |
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179 |
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180 CXmlEngDOMContentHandler* handler = CXmlEngDOMContentHandler::NewL(doc); |
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181 CleanupStack::PushL(handler); |
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182 |
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183 CXmlEngDeserializer* des = CXmlEngDeserializer::NewL(*handler,aType); |
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184 CleanupStack::PushL(des); |
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185 |
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186 des->UseExternalDataL(*iDataList); |
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187 des->EnableFeature(EReportNamespaceMapping); |
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188 des->DeserializeL(aBuffer); |
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189 |
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190 CleanupStack::PopAndDestroy(des); |
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191 CleanupStack::PopAndDestroy(handler); |
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192 CleanupStack::Pop(&doc); |
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193 |
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194 return doc; |
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195 } |
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196 |
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197 // -------------------------------------------------------------------------------------- |
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198 // Sets DOM implementation that should be used during document creating. |
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199 // -------------------------------------------------------------------------------------- |
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200 // |
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201 EXPORT_C void CXmlEngDeserializerDOM::UseDOMImplementationL(RXmlEngDOMImplementation& aImpl) |
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202 { |
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203 iImpl = &aImpl; |
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204 } |
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205 |
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206 |
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207 // -------------------------------------------------------------------------------------- |
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208 // Default Constructor |
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209 // -------------------------------------------------------------------------------------- |
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210 // |
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211 CXmlEngDeserializerDOM::CXmlEngDeserializerDOM( ) |
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212 { |
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213 } |
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214 |
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215 // -------------------------------------------------------------------------------------- |
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216 // Destructor |
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217 // -------------------------------------------------------------------------------------- |
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218 // |
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219 CXmlEngDeserializerDOM::~CXmlEngDeserializerDOM() |
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220 { |
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221 delete iInputFileName; |
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222 } |
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223 |