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1 /* |
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2 * Copyright (c) 2003-2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Class modelling service provider data. The important |
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15 * service provider data that are part of this class |
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16 * is metadata information. |
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17 * |
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18 */ |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 |
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26 #include "LiwServiceData.h" |
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27 #include <LiwVariant.h> |
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28 #include <LiwGenericParam.h> |
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29 |
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30 #include <escapeUtils.h> |
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31 |
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32 #include <BADESCA.H> |
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33 |
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34 /** |
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35 * Creates and returns an instance of \c CLiwServiceData |
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36 * |
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37 * @return an instance of \c CLiwServiceData |
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38 */ |
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39 CLiwServiceData* CLiwServiceData::NewL() |
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40 { |
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41 CLiwServiceData* srvData = CLiwServiceData::NewLC(); |
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42 CleanupStack::Pop(srvData); |
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43 return srvData; |
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44 } |
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45 |
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46 /** |
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47 * Creates and returns an instance of \c CLiwServiceData. |
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48 * Leaves the created instance in the cleanupstack. |
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49 * |
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50 * @return an instance of \c CLiwServiceData |
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51 */ |
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52 CLiwServiceData* CLiwServiceData::NewLC() |
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53 { |
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54 CLiwServiceData* srvData = new (ELeave) CLiwServiceData(); |
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55 CleanupStack::PushL( srvData ); |
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56 srvData->ConstructL(); |
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57 return srvData; |
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58 } |
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59 |
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60 /** |
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61 * Default constructor |
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62 * |
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63 */ |
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64 CLiwServiceData::CLiwServiceData():iDataList(NULL) |
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65 { |
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66 } |
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67 |
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68 /** |
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69 * Instantiates metadata instance |
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70 * |
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71 */ |
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72 void CLiwServiceData::ConstructL() |
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73 { |
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74 iDataList = CLiwGenericParamList::NewL(); |
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75 } |
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76 |
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77 /** |
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78 * Destructor. Cleans up the metadata instance |
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79 * |
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80 */ |
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81 CLiwServiceData::~CLiwServiceData() |
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82 { |
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83 if(iDataList) |
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84 { |
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85 iDataList->Reset(); |
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86 delete iDataList; |
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87 } |
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88 } |
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89 |
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90 CLiwGenericParamList* CLiwServiceData::GetMetaData() const |
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91 { |
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92 if(iDataList) |
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93 return iDataList; |
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94 else |
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95 return NULL; |
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96 } |
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97 |
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98 void CLiwServiceData::AddMetaDataL(const TDesC8& aKey, const TLiwVariant& aValue) |
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99 { |
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100 TInt idx(0); |
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101 const TLiwGenericParam* constParam = iDataList->FindFirst(idx,aKey); |
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102 |
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103 if(constParam) |
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104 { |
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105 TLiwGenericParam* param = const_cast<TLiwGenericParam*>(constParam); |
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106 |
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107 //list exists already..fetch the value list and append aValue to it |
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108 CLiwList* pValues = const_cast<CLiwList*>(param->Value().AsList()); |
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109 pValues->AppendL(aValue); |
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110 } |
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111 else |
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112 { |
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113 //key does not exist so far.. |
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114 CLiwList* pValues = CLiwDefaultList::NewLC(); |
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115 pValues->AppendL(aValue); |
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116 |
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117 iDataList->AppendL(TLiwGenericParam(aKey,TLiwVariant(pValues))); |
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118 CleanupStack::Pop(pValues); |
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119 pValues->DecRef(); |
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120 } |
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121 } |
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122 |
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123 /* |
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124 * Adds a metadata name-value pair if not already added. If the key already |
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125 * exists, then the new metadata value (if does not exist already) will be added |
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126 * to the list of values associated with a metadata key. |
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127 * |
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128 * @param aKey the metadata key to be inserted |
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129 * @param aValue the metadata value corresponding to the key to be added |
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130 * |
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131 */ |
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132 void CLiwServiceData::AddMetaDataL(const TDesC8& aKey, const TDesC8& aValue) |
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133 { |
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134 HBufC *buff = EscapeUtils::ConvertToUnicodeFromUtf8L(aValue); |
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135 CleanupStack::PushL(buff); |
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136 TPtrC ptr = buff->Des(); |
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137 TLiwVariant tempVar(ptr); |
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138 tempVar.PushL(); |
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139 |
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140 this->AddMetaDataL(aKey,tempVar); |
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141 |
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142 CleanupStack::Pop(&tempVar); |
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143 tempVar.Reset(); |
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144 CleanupStack::PopAndDestroy(buff); |
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145 } |
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146 |
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147 /* |
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148 * Removes all the metadata key-value pairs. |
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149 * This is called from service handler implementation if and only |
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150 * if there is an error in parsing. Since, the FW uses SAX parser |
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151 * and if the XML error happens after the metadata entries are |
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152 * created, the entries should be cleaned up. |
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153 * |
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154 */ |
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155 void CLiwServiceData::CleanUpMetaData() |
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156 { |
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157 iDataList->Reset(); |
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158 } |
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159 |