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1 /* |
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2 * Copyright (c) 2004 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 "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: Map command buffering |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <nsmlconstants.h> |
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21 #include "nsmldsmapcontainer.h" |
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22 |
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23 // <MAPINFO_RESEND_MOD_BEGIN> |
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24 #include <nsmldebug.h> |
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25 // <MAPINFO_RESEND_MOD_END> |
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26 |
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27 // ============================ MEMBER FUNCTIONS =============================== |
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28 |
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29 // ----------------------------------------------------------------------------- |
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30 // CNSmlDSMapContainer::CMapItem::~CMapItem |
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31 // Destructor. |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 CNSmlDSMapContainer::CMapItem::~CMapItem() |
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35 { |
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36 delete iGlobalUid; |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CNSmlDSMapContainer::CNSmlDSMapContainer |
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41 // C++ default constructor. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CNSmlDSMapContainer::CNSmlDSMapContainer() |
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45 { |
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46 // <MAPINFO_RESEND_MOD_BEGIN> |
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47 setAppendToStore( EFalse ); |
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48 iMapRemovable = EFalse; |
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49 // <MAPINFO_RESEND_MOD_END> |
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50 } |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CNSmlDSMapContainer::~CNSmlDSMapContainer |
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54 // Destructor. |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 CNSmlDSMapContainer::~CNSmlDSMapContainer() |
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58 { |
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59 iMapItemList.ResetAndDestroy(); |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CNSmlDSMapContainer::NewL |
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64 // Two-phased constructor. |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CNSmlDSMapContainer* CNSmlDSMapContainer::NewL() |
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68 { |
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69 CNSmlDSMapContainer* self = new ( ELeave ) CNSmlDSMapContainer; |
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70 return self; |
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71 } |
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72 |
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73 // ----------------------------------------------------------------------------- |
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74 // CNSmlDSMapContainer::MapListExists |
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75 // Checks whether the map list exists. |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 TBool CNSmlDSMapContainer::MapListExists() const |
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79 { |
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80 if ( iMapItemList.Count() == 0 ) |
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81 { |
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82 return EFalse; |
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83 } |
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84 |
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85 for ( TInt i = 0; i < iMapItemList.Count(); i++ ) |
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86 { |
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87 if ( !iMapItemList[i]->iAlreadySent ) |
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88 { |
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89 return ETrue; |
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90 } |
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91 } |
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92 |
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93 return EFalse; |
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94 } |
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95 |
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96 // ----------------------------------------------------------------------------- |
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97 // CNSmlDSMapContainer::CreateNewMapItemL |
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98 // Creates new map item to the list. |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 void CNSmlDSMapContainer::CreateNewMapItemL( const TSmlDbItemUid aLocalUid, const TDesC8& aGlobalUid, const TInt aAtomicId ) |
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102 { |
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103 CMapItem* item = new ( ELeave ) CMapItem; |
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104 CleanupStack::PushL( item ); |
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105 item->iAlreadySent = EFalse; |
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106 item->iAtomicId = aAtomicId; |
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107 item->iGlobalUid = aGlobalUid.AllocL(); |
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108 item->iLocalUid = aLocalUid; |
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109 |
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110 // <MAPINFO_RESEND_MOD_BEGIN> |
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111 if( !MapListExists() ) |
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112 { |
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113 iMapRemovable = EFalse; |
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114 } |
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115 // <MAPINFO_RESEND_MOD_BEGIN> |
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116 |
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117 iMapItemList.AppendL( item ); |
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118 |
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119 CleanupStack::Pop(); // item |
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120 } |
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121 |
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122 // ----------------------------------------------------------------------------- |
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123 // CNSmlDSMapContainer::RemoveFailedAtomics |
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124 // Removes those map items that were executed under a failed atomic command. |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 void CNSmlDSMapContainer::RemoveFailedAtomics( const TInt aAtomicId ) |
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128 { |
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129 for ( TInt i = 0; i < iMapItemList.Count(); ) |
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130 { |
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131 if ( iMapItemList[i]->iAtomicId == aAtomicId ) |
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132 { |
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133 delete iMapItemList[i]; |
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134 iMapItemList.Remove( i ); |
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135 } |
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136 else |
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137 { |
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138 ++i; |
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139 } |
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140 } |
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141 |
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142 iMapItemList.Compress(); |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // CNSmlDSMapContainer::MapItemList |
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147 // Returns the map item list, ownership is changed to a caller. |
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148 // ----------------------------------------------------------------------------- |
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149 // |
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150 SmlMapItemList_t* CNSmlDSMapContainer::MapItemListL() |
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151 { |
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152 SmlMapItemList_t* mapItemList( NULL ); |
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153 SmlMapItemList_t* mapItemListLast( NULL ); |
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154 |
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155 for ( TInt i = 0; i < iMapItemList.Count(); i++ ) |
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156 { |
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157 if ( iMapItemList[i]->iAlreadySent ) |
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158 { |
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159 continue; |
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160 } |
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161 |
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162 TBuf8<16> localUid; |
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163 localUid.Num( iMapItemList[i]->iLocalUid ); |
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164 |
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165 if ( !mapItemList ) |
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166 { |
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167 mapItemList = new ( ELeave ) SmlMapItemList_t; |
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168 mapItemListLast = mapItemList; |
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169 } |
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170 else |
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171 { |
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172 mapItemListLast->next = new ( ELeave ) SmlMapItemList_t; |
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173 mapItemListLast = mapItemListLast->next; |
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174 } |
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175 |
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176 mapItemListLast->next = NULL; |
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177 mapItemListLast->mapItem = new( ELeave ) SmlMapItem_t; |
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178 mapItemListLast->mapItem->target = new( ELeave ) SmlTarget_t; |
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179 mapItemListLast->mapItem->target->locName = NULL; |
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180 PcdataNewL( mapItemListLast->mapItem->target->locURI, *iMapItemList[i]->iGlobalUid ); |
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181 mapItemListLast->mapItem->source = new( ELeave ) SmlSource_t; |
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182 mapItemListLast->mapItem->source->locName = NULL; |
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183 PcdataNewL( mapItemListLast->mapItem->source->locURI, localUid ); |
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184 } |
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185 |
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186 return mapItemList; |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CNSmlDSMapContainer::SetMapItemList |
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191 // Sets the map item list, ownership is changed to this class. |
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192 // ----------------------------------------------------------------------------- |
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193 // |
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194 void CNSmlDSMapContainer::SetMapItemList( SmlMapItemList_t* aMapItemList ) |
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195 { |
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196 // <MAPINFO_RESEND_MOD_BEGIN> |
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197 iMapRemovable = EFalse; |
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198 // <MAPINFO_RESEND_MOD_END> |
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199 delete aMapItemList; |
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200 } |
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201 |
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202 // ----------------------------------------------------------------------------- |
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203 // CNSmlDSMapContainer::PcdataNewL |
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204 // Creates a new Pcdata element. |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 void CNSmlDSMapContainer::PcdataNewL( SmlPcdata_t*& aPcdata, const TDesC8& aContent ) const |
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208 { |
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209 aPcdata = new( ELeave ) SmlPcdata_t; |
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210 aPcdata->SetDataL( aContent ); |
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211 aPcdata->contentType = SML_PCDATA_OPAQUE; |
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212 aPcdata->extension = SML_EXT_UNDEFINED; |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CNSmlDSMapContainer::MapSourceParent |
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217 // Maps a SourceParent to an existing LUID. |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 TBool CNSmlDSMapContainer::MapSourceParent( const TDesC8& aSourceParent, TSmlDbItemUid& aUid ) const |
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221 { |
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222 for ( TInt i = 0; i < iMapItemList.Count(); i++ ) |
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223 { |
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224 if ( *iMapItemList[i]->iGlobalUid == aSourceParent ) |
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225 { |
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226 aUid = iMapItemList[i]->iLocalUid; |
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227 return ETrue; |
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228 } |
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229 } |
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230 |
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231 return EFalse; |
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232 } |
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233 |
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234 // ----------------------------------------------------------------------------- |
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235 // CNSmlDSMapContainer::MarkAllItemsSent |
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236 // Marks all items as sent. |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 void CNSmlDSMapContainer::MarkAllItemsSent() |
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240 { |
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241 for ( TInt i = 0; i < iMapItemList.Count(); i++ ) |
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242 { |
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243 iMapItemList[i]->iAlreadySent = ETrue; |
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244 } |
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245 } |
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246 |
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247 // <MAPINFO_RESEND_MOD_BEGIN> |
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248 |
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249 // ------------------------------------------------------------------------------------------------ |
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250 //CNSmlDSMapContainer::ExternalizeL |
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251 ///To externalize the map information |
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252 // ------------------------------------------------------------------------------------------------ |
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253 void CNSmlDSMapContainer::ExternalizeL( RWriteStream& aStream ) const |
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254 { |
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255 DBG_FILE(_S8("CNSmlDSMapContainer::ExternalizeL(): begin")); |
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256 if( !isAppendToStore() ) |
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257 { |
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258 TPckgBuf<TTime> anchor( iMapAnchor ); |
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259 aStream << anchor; |
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260 } |
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261 aStream.WriteInt8L(iMapItemList.Count()); |
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262 for( int i = 0 ; i < iMapItemList.Count() ; i++ ) |
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263 { |
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264 if( !iMapItemList[i]->iLocalUid != NULL && iMapItemList[i]->iGlobalUid != NULL ) |
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265 { |
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266 break; |
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267 } |
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268 TNSmlMapInfoItem mapItem( iMapItemList[i]->iLocalUid, *iMapItemList[i]->iGlobalUid, iMapItemList[i]->iAtomicId ); |
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269 TInt err; |
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270 TRAP( err, aStream << mapItem ); |
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271 DBG_FILE_CODE( err, _S8("CNSmlDSMapContainer::ExternalizeL(): Item externalized!")); |
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272 } |
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273 DBG_FILE(_S8("CNSmlDSMapContainer::ExternalizeL(): end")); |
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274 } |
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275 |
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276 // ------------------------------------------------------------------------------------------------ |
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277 //CNSmlDSMapContainer::InternalizeL |
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278 ///To internalize the map information |
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279 // ------------------------------------------------------------------------------------------------ |
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280 void CNSmlDSMapContainer::InternalizeL( RReadStream& aStream ) |
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281 { |
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282 DBG_FILE(_S8("CNSmlDSMapContainer::InternalizeL(): begin")); |
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283 TPckgBuf<TTime> lastMapAnchor; |
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284 TRAPD( er, aStream >> lastMapAnchor ); |
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285 TInt count = 0; |
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286 TInt8 mapItemCount = 0; |
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287 if( er != KErrEof ) |
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288 { |
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289 TRAP( er, mapItemCount = aStream.ReadInt8L(); ); |
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290 } |
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291 if( er != KErrEof ) |
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292 { |
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293 setMapAnchor( lastMapAnchor() ); |
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294 if( mapItemCount > 0 ) |
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295 { |
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296 iMapRemovable = EFalse; |
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297 for( int i = 0; i < mapItemCount; i++ ) |
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298 { |
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299 TNSmlMapInfoItem mapItem; |
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300 TRAPD( er1, aStream >> mapItem ); |
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301 if( er1 == KErrEof ) |
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302 break; |
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303 if( mapItem.iLUId != 0 && mapItem.iGUId.Length() != 0 ) |
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304 { |
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305 CreateNewMapItemL( mapItem.iLUId, mapItem.iGUId, mapItem.iAtomicId ); |
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306 count++; |
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307 } |
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308 } |
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309 } |
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310 } |
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311 DBG_FILE(_S8("CNSmlDSMapContainer::InternalizeL(): end")); |
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312 } |
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313 |
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314 // ------------------------------------------------------------------------------------------------ |
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315 //CNSmlDSMapContainer::MapItemListSize |
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316 //To Retrieve the number of map items present in the map list |
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317 //------------------------------------------------------------------------------------------------- |
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318 TInt CNSmlDSMapContainer::MapItemListSize() const |
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319 { |
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320 return iMapItemList.Count(); |
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321 } |
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322 // ------------------------------------------------------------------------------------------------ |
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323 //CNSmlDSMapContainer::setMapAnchor |
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324 //To set the time stamp of the map list items, for any Time comparisions required |
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325 // ------------------------------------------------------------------------------------------------ |
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326 void CNSmlDSMapContainer::setMapAnchor(TTime aMapAnchor) |
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327 { |
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328 iMapAnchor=aMapAnchor; |
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329 } |
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330 |
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331 // ------------------------------------------------------------------------------------------------ |
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332 //CNSmlDSMapContainer::getMapAnchor |
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333 //To get the time stamp of the last map list items externalized, for any Time comparisions required |
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334 // ------------------------------------------------------------------------------------------------ |
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335 TTime CNSmlDSMapContainer::getMapAnchor() |
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336 { |
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337 return iMapAnchor; |
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338 } |
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339 |
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340 // ------------------------------------------------------------------------------------------------ |
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341 //CNSmlDSMapContainer::isAppendToStore |
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342 //To check if the map store has to be overwritten or the new map items to be appended to the existing map store |
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343 // ------------------------------------------------------------------------------------------------ |
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344 TBool CNSmlDSMapContainer::isAppendToStore() const |
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345 { |
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346 return iAppendToStore; |
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347 } |
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348 // ------------------------------------------------------------------------------------------------ |
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349 //CNSmlDSMapContainer::isAppendToStore |
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350 //To set the flag fro the map store for over writing or to appended the new map items to the existing map store |
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351 // ------------------------------------------------------------------------------------------------ |
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352 void CNSmlDSMapContainer::setAppendToStore(TBool aAppend) |
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353 { |
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354 iAppendToStore = aAppend; |
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355 } |
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356 |
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357 // ------------------------------------------------------------------------------------------------ |
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358 //CNSmlDSMapContainer::setRemoveMap() |
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359 // To Delay the removal of map information from the cache and to remove at a later stage by using isMapRemovable |
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360 // --------------------------------------------------------- |
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361 void CNSmlDSMapContainer::setRemoveMap(TBool aRemoveMap) |
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362 { |
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363 iMapRemovable = aRemoveMap; |
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364 } |
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365 // ------------------------------------------------------------------------------------------------ |
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366 //CNSmlDSMapContainer::isMapRemovable() |
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367 // To check if map information can be removed from the cache. |
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368 // --------------------------------------------------------- |
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369 TBool CNSmlDSMapContainer::isMapRemovable() |
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370 { |
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371 return iMapRemovable; |
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372 } |
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373 |
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374 // ------------------------------------------------------------------------------------------------ |
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375 //TNSmlMapInfoItem::ExternalizeL |
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376 ///To externalize a map item |
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377 // ------------------------------------------------------------------------------------------------ |
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378 void TNSmlMapInfoItem::ExternalizeL(RWriteStream& aStream) const |
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379 { |
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380 aStream.WriteInt16L(iLUId); |
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381 aStream << iGUId; |
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382 aStream.WriteInt8L(iAtomicId); |
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383 } |
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384 // ------------------------------------------------------------------------------------------------ |
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385 //TNSmlMapInfoItem::InternalizeL |
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386 ///To internalize a map item |
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387 // ------------------------------------------------------------------------------------------------ |
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388 void TNSmlMapInfoItem::InternalizeL(RReadStream& aStream) |
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389 { |
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390 iLUId = aStream.ReadInt16L(); |
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391 aStream >> iGUId; |
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392 iAtomicId = aStream.ReadInt8L(); |
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393 } |
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394 // ------------------------------------------------------------------------------------------------ |
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395 //TNSmlMapInfoItem::TNSmlMapInfoItem |
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396 ///Map item constructor |
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397 // ------------------------------------------------------------------------------------------------ |
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398 TNSmlMapInfoItem::TNSmlMapInfoItem() |
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399 { |
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400 iLUId = 0; |
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401 iGUId.Zero(); |
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402 iAtomicId = 0; |
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403 } |
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404 // ------------------------------------------------------------------------------------------------ |
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405 //TNSmlMapInfoItem::TNSmlMapInfoItem |
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406 ///Map item overloaded constructor |
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407 // ------------------------------------------------------------------------------------------------ |
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408 TNSmlMapInfoItem::TNSmlMapInfoItem( const TSmlDbItemUid aLUId, const TDesC8& aGUId, const TInt aAtomicId ) |
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409 { |
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410 iLUId = aLUId; |
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411 iGUId = aGUId; |
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412 iAtomicId = aAtomicId; |
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413 } |
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414 // ------------------------------------------------------------------------------------------------ |
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415 //TNSmlMapInfoItem::TNSmlMapInfoItem |
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416 ///Map item copy constructor |
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417 // ------------------------------------------------------------------------------------------------ |
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418 TNSmlMapInfoItem::TNSmlMapInfoItem( const TNSmlMapInfoItem& aItem ) |
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419 { |
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420 iLUId = aItem.iLUId; |
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421 iGUId = aItem.iGUId; |
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422 iAtomicId = aItem.iAtomicId; |
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423 } |
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424 |
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425 // ------------------------------------------------------------------------------------------------ |
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426 |
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427 // <MAPINFO_RESEND_MOD_END> |
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428 |
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429 // End of File |