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1 /* |
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2 * Copyright (c) 2007-2009 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: This is Manipulation engine to manage adding, |
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15 * deleting and modifying metadata database entries |
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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 "mdsmanipulationengine.h" |
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21 |
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22 #include "mdcresult.h" |
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23 #include "mdcitem.h" |
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24 #include "mdsschema.h" |
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25 #include "mdsnotifier.h" |
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26 #include "mdsdbconnectionpool.h" |
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27 #include "mdslogger.h" |
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28 #include "mdssqlobjectmanipulate.h" |
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29 #include "mdssqliteconnection.h" |
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30 #include "mdsnamespacedef.h" |
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31 #include "mdcserializationbuffer.h" |
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32 #include "mdeinternalerror.h" |
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33 #include "mdeerror.h" |
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34 |
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35 __USES_LOGGER |
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36 |
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37 // ======== LOCAL FUNCTIONS ======== |
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38 |
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39 static void TransactionCleanupL(void* aConn) |
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40 { |
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41 CMdSSqLiteConnection* conn = (CMdSSqLiteConnection*)aConn; |
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42 conn->TransactionRollbackL(); |
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43 } |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // NewL |
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47 // --------------------------------------------------------------------------- |
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48 // |
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49 CMdSManipulationEngine* CMdSManipulationEngine::NewL( CMdsSchema& aSchema, |
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50 CMdSNotifier& aNotifier, CMdSObjectLockList& aLockList ) |
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51 { |
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52 CMdSManipulationEngine* self = CMdSManipulationEngine::NewLC( aSchema, |
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53 aNotifier, aLockList ); |
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54 CleanupStack::Pop( self ); |
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55 return self; |
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56 } |
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57 |
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58 // --------------------------------------------------------------------------- |
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59 // NewLC |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 CMdSManipulationEngine* CMdSManipulationEngine::NewLC( CMdsSchema& aSchema, |
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63 CMdSNotifier& aNotifier, CMdSObjectLockList& aLockList ) |
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64 { |
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65 CMdSManipulationEngine* self = new (ELeave) CMdSManipulationEngine( |
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66 aSchema, aNotifier, aLockList ); |
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67 CleanupStack::PushL( self ); |
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68 self->ConstructL(); |
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69 return self; |
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70 } |
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71 |
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72 // --------------------------------------------------------------------------- |
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73 // Default constructor |
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74 // --------------------------------------------------------------------------- |
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75 // |
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76 CMdSManipulationEngine::CMdSManipulationEngine( CMdsSchema& aSchema, |
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77 CMdSNotifier& aNotifier, CMdSObjectLockList& aLockList ) |
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78 : iManipulate( NULL ), iSchema( aSchema ), iNotifier( aNotifier ), |
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79 iGarbageCollector( NULL ), iLockList( aLockList ) |
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80 { |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // ConstructL |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 void CMdSManipulationEngine::ConstructL() |
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88 { |
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89 iManipulate = CMdSSqlObjectManipulate::NewL( iSchema, iLockList ); |
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90 iGarbageCollector = CMdSGarbageCollector::NewL(*this); |
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91 } |
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92 |
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93 // --------------------------------------------------------------------------- |
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94 // Destructor |
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95 // --------------------------------------------------------------------------- |
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96 // |
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97 CMdSManipulationEngine::~CMdSManipulationEngine() |
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98 { |
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99 delete iManipulate; |
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100 |
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101 delete iGarbageCollector; |
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102 } |
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103 |
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104 // --------------------------------------------------------------------------- |
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105 // Manipulate |
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106 // --------------------------------------------------------------------------- |
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107 // |
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108 CMdSSqlObjectManipulate& CMdSManipulationEngine::Manipulate() |
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109 { |
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110 return *iManipulate; |
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111 } |
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112 |
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113 // --------------------------------------------------------------------------- |
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114 // GarbageCollector |
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115 // --------------------------------------------------------------------------- |
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116 // |
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117 CMdSGarbageCollector& CMdSManipulationEngine::GarbageCollector() |
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118 { |
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119 return *iGarbageCollector; |
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120 } |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // AddL adds objects from serialized buffer |
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124 // --------------------------------------------------------------------------- |
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125 // |
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126 void CMdSManipulationEngine::AddL( CMdCSerializationBuffer& aBuffer, |
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127 CMdCSerializationBuffer& aResultBuffer, |
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128 const CMdSServerSession* aServerSession ) |
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129 { |
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130 const TMdCItems& items = TMdCItems::GetFromBufferL( aBuffer ); |
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131 |
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132 const CMdsNamespaceDef* namespaceDef = iSchema.GetNamespaceByIdL( |
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133 items.iNamespaceDefId ); |
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134 if ( !namespaceDef ) |
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135 { |
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136 User::Leave( KErrMdEUnknownNamespaceDef ); |
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137 } |
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138 iManipulate->SetNamespace( namespaceDef ); |
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139 |
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140 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
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141 |
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142 TMdCItemIds resultIds; |
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143 resultIds.iNamespaceDefId = items.iNamespaceDefId; |
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144 resultIds.iErrorCode = KErrNone; |
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145 aResultBuffer.PositionL( sizeof(TMdCItemIds) ); |
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146 |
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147 // add objects |
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148 const TInt KObjectCount = items.iObjects.iPtr.iCount; |
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149 if ( KObjectCount > 0 ) |
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150 { |
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151 resultIds.iObjectIds.iPtr.iOffset = aResultBuffer.Position(); |
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152 resultIds.iObjectIds.iPtr.iCount = items.iObjects.iPtr.iCount; |
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153 |
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154 RMdsStatement baseObjStmt; |
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155 CleanupClosePushL(baseObjStmt); |
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156 RMdsStatement objStmt; |
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157 CleanupClosePushL(objStmt); |
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158 |
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159 if( KObjectCount > 1 ) |
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160 { |
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161 RMdSTransaction transaction( connection ); |
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162 CleanupClosePushL(transaction); |
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163 const TInt beginError( transaction.Error() ); |
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164 if( beginError != KErrNone ) |
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165 { |
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166 CleanupStack::PopAndDestroy( &transaction ); |
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167 } |
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168 |
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169 for ( TInt i = 0; i < KObjectCount; ++i ) |
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170 { |
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171 aBuffer.PositionL( items.iObjects.iPtr.iOffset + i * sizeof(TMdCObject) ); |
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172 TItemId id = KNoId; |
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173 TRAPD( err, id = iManipulate->AddObjectL( connection, aBuffer, |
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174 baseObjStmt, objStmt, aServerSession ) ); |
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175 if (err == KErrNone) |
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176 { |
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177 aResultBuffer.InsertL( id ); |
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178 } |
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179 else |
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180 { |
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181 aResultBuffer.InsertL( KNoId ); |
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182 if(resultIds.iErrorCode == KErrNone) |
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183 { |
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184 resultIds.iErrorCode = err; |
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185 } |
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186 } |
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187 } |
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188 if( beginError == KErrNone ) |
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189 { |
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190 transaction.CommitL(); |
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191 CleanupStack::PopAndDestroy( &transaction ); |
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192 } |
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193 } |
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194 else |
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195 { |
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196 for ( TInt i = 0; i < KObjectCount; ++i ) |
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197 { |
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198 aBuffer.PositionL( items.iObjects.iPtr.iOffset + i * sizeof(TMdCObject) ); |
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199 TItemId id = KNoId; |
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200 TRAPD( err, id = iManipulate->AddObjectL( connection, aBuffer, |
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201 baseObjStmt, objStmt, aServerSession ) ); |
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202 if (err == KErrNone) |
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203 { |
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204 aResultBuffer.InsertL( id ); |
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205 } |
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206 else |
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207 { |
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208 aResultBuffer.InsertL( KNoId ); |
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209 if(resultIds.iErrorCode == KErrNone) |
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210 { |
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211 resultIds.iErrorCode = err; |
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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 CleanupStack::PopAndDestroy(&objStmt); |
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217 CleanupStack::PopAndDestroy(&baseObjStmt); |
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218 } |
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219 else |
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220 { |
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221 resultIds.iObjectIds.iPtr.iOffset = KNoOffset; |
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222 resultIds.iObjectIds.iPtr.iCount = 0; |
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223 } |
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224 |
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225 // add events |
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226 const TInt KEventCount = items.iEvents.iPtr.iCount; |
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227 if ( KEventCount > 0 ) |
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228 { |
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229 resultIds.iEventIds.iPtr.iOffset = aResultBuffer.Position(); |
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230 resultIds.iEventIds.iPtr.iCount = KEventCount; |
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231 |
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232 if( KEventCount > 1 ) |
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233 { |
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234 //More than 1 event, transaction will be used. |
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235 connection.TransactionBeginL(); |
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236 CleanupStack::PushL(TCleanupItem(&TransactionCleanupL, &connection)); |
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237 } |
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238 |
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239 for ( TInt i = 0; i < KEventCount; ++i ) |
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240 { |
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241 aBuffer.PositionL( items.iEvents.iPtr.iOffset + |
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242 i * sizeof(TMdCEvent) ); |
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243 |
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244 TItemId id = KNoId; |
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245 TRAPD( err, id = iManipulate->AddEventL( connection, aBuffer ) ); |
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246 if (err == KErrNone) |
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247 { |
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248 aResultBuffer.InsertL( id ); |
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249 } |
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250 else |
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251 { |
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252 aResultBuffer.InsertL( KNoId ); |
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253 if(resultIds.iErrorCode == KErrNone) |
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254 { |
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255 resultIds.iErrorCode = err; |
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256 } |
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257 } |
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258 } |
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259 |
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260 if( KEventCount > 1 ) |
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261 { |
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262 connection.TransactionCommitL(); |
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263 CleanupStack::Pop(); //TransactionCleanup() |
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264 } |
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265 } |
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266 else |
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267 { |
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268 resultIds.iEventIds.iPtr.iOffset = KNoOffset; |
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269 resultIds.iEventIds.iPtr.iCount = 0; |
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270 } |
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271 |
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272 // add relations |
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273 const TInt KRelationCount = items.iRelations.iPtr.iCount; |
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274 if ( KRelationCount > 0 ) |
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275 { |
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276 resultIds.iRelationIds.iPtr.iOffset = aResultBuffer.Position(); |
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277 resultIds.iRelationIds.iPtr.iCount = KRelationCount; |
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278 |
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279 if( KRelationCount > 1 ) |
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280 { |
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281 //More than 1 relation, transaction will be used. |
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282 connection.TransactionBeginL(); |
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283 CleanupStack::PushL(TCleanupItem(&TransactionCleanupL, &connection)); |
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284 } |
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285 |
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286 for ( TInt i = 0; i < KRelationCount; ++i ) |
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287 { |
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288 aBuffer.PositionL( items.iRelations.iPtr.iOffset + |
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289 i * sizeof(TMdCRelation) ); |
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290 |
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291 TItemId id = KNoId; |
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292 TRAPD( err, id = iManipulate->AddRelationL( connection, aBuffer ) ); |
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293 if (err == KErrNone) |
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294 { |
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295 aResultBuffer.InsertL( id ); |
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296 } |
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297 else |
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298 { |
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299 aResultBuffer.InsertL( KNoId ); |
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300 if(resultIds.iErrorCode == KErrNone) |
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301 { |
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302 resultIds.iErrorCode = err; |
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303 } |
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304 } |
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305 } |
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306 |
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307 if( KRelationCount > 1 ) |
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308 { |
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309 connection.TransactionCommitL(); |
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310 CleanupStack::Pop(); //TransactionCleanup() |
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311 } |
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312 } |
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313 else |
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314 { |
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315 resultIds.iRelationIds.iPtr.iOffset = KNoOffset; |
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316 resultIds.iRelationIds.iPtr.iCount = 0; |
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317 } |
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318 |
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319 // set up result header |
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320 aResultBuffer.PositionL( KNoOffset ); |
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321 resultIds.SerializeL( aResultBuffer ); |
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322 |
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323 iManipulate->SetNamespace( NULL ); |
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324 iNotifier.NotifyAddedL( aBuffer, aResultBuffer ); |
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325 } |
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326 |
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327 // --------------------------------------------------------------------------- |
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328 // RemoveL |
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329 // --------------------------------------------------------------------------- |
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330 // |
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331 void CMdSManipulationEngine::RemoveL( CMdCSerializationBuffer& aBuffer, |
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332 CMdCSerializationBuffer& aResultBuffer ) |
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333 { |
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334 // Read item ids from buffer. |
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335 const TMdCItemIds& itemIds = TMdCItemIds::GetFromBufferL( aBuffer ); |
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336 |
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337 const CMdsNamespaceDef* namespaceDef = iSchema.GetNamespaceByIdL( |
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338 itemIds.iNamespaceDefId ); |
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339 if ( !namespaceDef ) |
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340 { |
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341 User::Leave( KErrMdEUnknownNamespaceDef ); |
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342 } |
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343 iManipulate->SetNamespace( namespaceDef ); |
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344 |
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345 TMdCItemIds resultIds; |
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346 resultIds.iNamespaceDefId = itemIds.iNamespaceDefId; |
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347 resultIds.iErrorCode = KErrNone; |
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348 resultIds.iObjectUris.iPtr.iCount = 0; |
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349 resultIds.iObjectUris.iPtr.iOffset = KNoOffset; |
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350 |
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351 aResultBuffer.PositionL( sizeof(TMdCItemIds) ); |
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352 |
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353 RArray<TItemId> idArray; |
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354 CleanupClosePushL( idArray ); |
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355 RArray<TItemId> removedRelations; |
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356 CleanupClosePushL( removedRelations ); |
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357 RArray<TItemId> removedEvents; |
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358 CleanupClosePushL( removedEvents ); |
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359 |
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360 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
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361 |
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362 // Remove objects by id or URI. |
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363 if (itemIds.iObjectIds.iPtr.iCount + itemIds.iObjectUris.iPtr.iCount > 0) |
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364 { |
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365 RMdSTransaction transaction( connection ); |
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366 CleanupClosePushL(transaction); |
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367 User::LeaveIfError( transaction.Error() ); |
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368 |
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369 if (itemIds.iObjectUris.iPtr.iCount > 0) |
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370 { |
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371 aBuffer.PositionL( itemIds.iObjectUris.iPtr.iOffset ); |
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372 iManipulate->RemoveObjectsByUriL( aBuffer, itemIds.iObjectUris.iPtr.iCount, |
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373 idArray, removedRelations, removedEvents ); |
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374 } |
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375 else |
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376 { |
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377 aBuffer.PositionL( itemIds.iObjectIds.iPtr.iOffset ); |
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378 iManipulate->RemoveObjectsByIdL( aBuffer, itemIds.iObjectIds.iPtr.iCount, |
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379 idArray, removedRelations, removedEvents ); |
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380 } |
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381 |
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382 transaction.CommitL(); |
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383 CleanupStack::PopAndDestroy( &transaction ); |
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384 |
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385 // write it to the buffer |
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386 const TInt count = idArray.Count(); |
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387 resultIds.iObjectIds.iPtr.iOffset = aResultBuffer.Position(); |
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388 resultIds.iObjectIds.iPtr.iCount = count; |
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389 |
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390 for ( TInt i = 0; i < count; ++i ) |
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391 { |
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392 aResultBuffer.InsertL( idArray[i] ); |
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393 if (idArray[i] == KNoId && resultIds.iErrorCode==KErrNone) |
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394 { |
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395 resultIds.iErrorCode = KErrNotFound; |
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396 } |
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397 } |
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398 idArray.Reset(); |
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399 } |
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400 else |
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401 { |
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402 resultIds.iObjectIds.iPtr.iCount = 0; |
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403 resultIds.iObjectIds.iPtr.iOffset = KNoOffset; |
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404 } |
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405 |
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406 // Remove events by id. |
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407 if (itemIds.iEventIds.iPtr.iCount > 0) |
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408 { |
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409 // process events |
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410 aBuffer.PositionL( itemIds.iEventIds.iPtr.iOffset ); |
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411 |
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412 RMdSTransaction transaction( connection ); |
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413 CleanupClosePushL(transaction); |
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414 User::LeaveIfError( transaction.Error() ); |
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415 |
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416 iManipulate->RemoveEventsL( aBuffer, itemIds.iEventIds.iPtr.iCount, idArray ); |
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417 |
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418 transaction.CommitL(); |
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419 CleanupStack::PopAndDestroy( &transaction ); |
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420 |
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421 const TInt count = idArray.Count(); |
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422 resultIds.iEventIds.iPtr.iOffset = aResultBuffer.Position(); |
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423 resultIds.iEventIds.iPtr.iCount = count; |
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424 |
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425 for ( TInt i = 0; i < count; ++i ) |
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426 { |
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427 aResultBuffer.InsertL( idArray[i] ); |
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428 if (idArray[i] == KNoId && resultIds.iErrorCode==KErrNone) |
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429 { |
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430 resultIds.iErrorCode = KErrNotFound; |
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431 } |
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432 } |
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433 idArray.Reset(); |
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434 } |
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435 else |
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436 { |
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437 resultIds.iEventIds.iPtr.iOffset = KNoOffset; |
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438 resultIds.iEventIds.iPtr.iCount = 0; |
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439 } |
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440 |
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441 // Remove relations by id. |
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442 if (itemIds.iRelationIds.iPtr.iCount > 0) |
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443 { |
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444 // process relations |
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445 aBuffer.PositionL( itemIds.iRelationIds.iPtr.iOffset ); |
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446 |
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447 RMdSTransaction transaction( connection ); |
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448 CleanupClosePushL(transaction); |
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449 User::LeaveIfError( transaction.Error() ); |
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450 |
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451 iManipulate->RemoveRelationsL( aBuffer, itemIds.iRelationIds.iPtr.iCount, idArray ); |
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452 |
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453 transaction.CommitL(); |
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454 CleanupStack::PopAndDestroy( &transaction ); |
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455 |
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456 const TInt count = idArray.Count(); |
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457 resultIds.iRelationIds.iPtr.iOffset = aResultBuffer.Position(); |
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458 resultIds.iRelationIds.iPtr.iCount = count; |
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459 |
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460 for ( TInt i = 0; i < count; ++i ) |
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461 { |
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462 aResultBuffer.InsertL( idArray[i] ); |
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463 if (idArray[i] == KNoId && resultIds.iErrorCode==KErrNone) |
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464 { |
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465 resultIds.iErrorCode = KErrNotFound; |
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466 } |
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467 } |
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468 } |
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469 else |
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470 { |
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471 resultIds.iRelationIds.iPtr.iOffset = KNoOffset; |
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472 resultIds.iRelationIds.iPtr.iCount = 0; |
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473 } |
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474 |
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475 aResultBuffer.PositionL( KNoOffset ); |
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476 resultIds.SerializeL( aResultBuffer ); |
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477 |
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478 // notify about items removed |
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479 const TBool notify = iNotifier.CheckForNotifier(EObjectNotifyRemove|EEventNotifyRemove|ERelationNotifyRemove); |
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480 if (notify) |
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481 { |
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482 iNotifier.NotifyRemovedL( aResultBuffer, EFalse ); |
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483 } |
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484 |
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485 // notify about additional items removed |
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486 const TInt KRemovedItemsCount = removedRelations.Count() + removedEvents.Count(); |
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487 if ( notify && KRemovedItemsCount > 0 ) |
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488 { |
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489 const TInt32 bufferSize = sizeof(TMdCItemIds) |
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490 + KRemovedItemsCount * CMdCSerializationBuffer::KRequiredSizeForTItemId; |
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491 |
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492 CMdCSerializationBuffer* buffer = CMdCSerializationBuffer::NewLC( bufferSize ); |
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493 |
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494 buffer->PositionL( sizeof(TMdCItemIds) ); |
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495 |
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496 TMdCItemIds additResultIds; |
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497 additResultIds.iNamespaceDefId = itemIds.iNamespaceDefId; |
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498 additResultIds.iErrorCode = KErrNone; |
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499 additResultIds.iObjectIds.iPtr.iOffset = KNoOffset; |
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500 additResultIds.iObjectIds.iPtr.iCount = 0; |
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501 additResultIds.iObjectUris.iPtr.iOffset = KNoOffset; |
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502 additResultIds.iObjectUris.iPtr.iCount = 0; |
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503 |
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504 // Insert list of removed events to the serialization buffer. |
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505 const TInt KRemovedEventsCount = removedEvents.Count(); |
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506 additResultIds.iEventIds.iPtr.iCount = KRemovedEventsCount; |
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507 if ( KRemovedEventsCount > 0 ) |
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508 { |
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509 additResultIds.iEventIds.iPtr.iOffset = buffer->Position(); |
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510 for ( TInt i = 0; i < KRemovedEventsCount; ++i ) |
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511 { |
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512 buffer->InsertL( removedEvents[i] ); |
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513 } |
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514 } |
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515 else |
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516 { |
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517 additResultIds.iEventIds.iPtr.iOffset = KNoOffset; |
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518 } |
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519 |
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520 // Insert list of removed relations to the serialization buffer. |
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521 const TInt KRemovedRelationsCount = removedRelations.Count(); |
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522 additResultIds.iRelationIds.iPtr.iCount = KRemovedRelationsCount; |
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523 if ( KRemovedRelationsCount > 0 ) |
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524 { |
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525 additResultIds.iRelationIds.iPtr.iOffset = buffer->Position(); |
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526 for ( TInt i = 0; i < KRemovedRelationsCount; ++i ) |
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527 { |
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528 buffer->InsertL( removedRelations[i] ); |
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529 } |
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530 } |
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531 else |
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532 { |
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533 additResultIds.iRelationIds.iPtr.iOffset = KNoOffset; |
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534 } |
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535 |
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536 buffer->PositionL( KNoOffset ); |
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537 additResultIds.SerializeL( *buffer ); |
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538 iNotifier.NotifyRemovedL( *buffer, EFalse ); |
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539 CleanupStack::PopAndDestroy( buffer ); |
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540 } |
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541 |
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542 // notify about removed relation items |
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543 const TInt relationsCount = removedRelations.Count() + idArray.Count(); |
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544 |
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545 if ( relationsCount > 0 && iNotifier.CheckForNotifier(ERelationItemNotifyRemove) ) |
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546 { |
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547 CMdCSerializationBuffer* itemsBuffer = CMdCSerializationBuffer::NewLC( |
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548 sizeof( TMdCItems ) + |
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549 sizeof( TMdCRelation ) * relationsCount ); |
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550 |
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551 iManipulate->GetRemovedRelationItemsL( *itemsBuffer, |
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552 removedRelations, idArray ); |
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553 |
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554 iNotifier.NotifyRemovedRelationItemsL( *itemsBuffer ); |
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555 |
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556 CleanupStack::PopAndDestroy( itemsBuffer ); |
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557 } |
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558 |
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559 // start garbage collector |
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560 if( iGarbageCollector ) |
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561 { |
|
562 iGarbageCollector->Start( KGarbageCollectionDelay ); |
|
563 } |
|
564 |
|
565 // removedEvents, removedRelations, idArray |
|
566 CleanupStack::PopAndDestroy( 3, &idArray ); |
|
567 } |
|
568 |
|
569 void CMdSManipulationEngine::UpdateL( CMdCSerializationBuffer& aBuffer, |
|
570 CMdCSerializationBuffer& aResultBuffer ) |
|
571 { |
|
572 const TMdCItems& items = TMdCItems::GetFromBufferL( aBuffer ); |
|
573 |
|
574 const CMdsNamespaceDef* namespaceDef = iSchema.GetNamespaceByIdL( |
|
575 items.iNamespaceDefId ); |
|
576 if ( !namespaceDef ) |
|
577 { |
|
578 User::Leave( KErrMdEUnknownNamespaceDef ); |
|
579 } |
|
580 iManipulate->SetNamespace( namespaceDef ); |
|
581 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
582 |
|
583 TMdCItemIds resultIds; |
|
584 resultIds.iNamespaceDefId = items.iNamespaceDefId; |
|
585 resultIds.iErrorCode = KErrNone; |
|
586 resultIds.iObjectUris.iPtr.iOffset = KNoOffset; |
|
587 resultIds.iObjectUris.iPtr.iCount = 0; |
|
588 resultIds.iEventIds.iPtr.iOffset = KNoOffset; |
|
589 resultIds.iEventIds.iPtr.iCount = 0; |
|
590 |
|
591 aResultBuffer.PositionL( sizeof(TMdCItemIds) ); |
|
592 |
|
593 // update objects |
|
594 if ( items.iObjects.iPtr.iCount > 0 ) |
|
595 { |
|
596 resultIds.iObjectIds.iPtr.iOffset = aResultBuffer.Position(); |
|
597 resultIds.iObjectIds.iPtr.iCount = items.iObjects.iPtr.iCount; |
|
598 |
|
599 for ( TInt i = 0; i < items.iObjects.iPtr.iCount; ++i ) |
|
600 { |
|
601 aBuffer.PositionL( items.iObjects.iPtr.iOffset + i * sizeof(TMdCObject) ); |
|
602 |
|
603 TItemId id = KNoId; |
|
604 TRAPD( err, id = iManipulate->UpdateObjectL( connection, aBuffer ) ); |
|
605 if (err == KErrNone) |
|
606 { |
|
607 aResultBuffer.InsertL( id ); |
|
608 } |
|
609 else |
|
610 { |
|
611 aResultBuffer.InsertL( KNoId ); |
|
612 if ( resultIds.iErrorCode == KErrNone ) |
|
613 { |
|
614 resultIds.iErrorCode = err; |
|
615 } |
|
616 } |
|
617 } |
|
618 } |
|
619 else |
|
620 { |
|
621 resultIds.iObjectIds.iPtr.iOffset = KNoOffset; |
|
622 resultIds.iObjectIds.iPtr.iCount = 0; |
|
623 } |
|
624 |
|
625 // update relations |
|
626 if ( items.iRelations.iPtr.iCount > 0 ) |
|
627 { |
|
628 resultIds.iRelationIds.iPtr.iOffset = aResultBuffer.Position(); |
|
629 resultIds.iRelationIds.iPtr.iCount = items.iRelations.iPtr.iCount; |
|
630 |
|
631 for ( TInt i = 0; i < items.iRelations.iPtr.iCount; ++i ) |
|
632 { |
|
633 aBuffer.PositionL( items.iRelations.iPtr.iOffset + i * sizeof(TMdCRelation) ); |
|
634 |
|
635 TItemId id = KNoId; |
|
636 TRAPD( err, id = iManipulate->UpdateRelationsL( connection, aBuffer ) ); |
|
637 if (err == KErrNone) |
|
638 { |
|
639 aResultBuffer.InsertL( id ); |
|
640 } |
|
641 else |
|
642 { |
|
643 aResultBuffer.InsertL( KNoId ); |
|
644 if ( resultIds.iErrorCode == KErrNone ) |
|
645 { |
|
646 resultIds.iErrorCode = err; |
|
647 } |
|
648 } |
|
649 } |
|
650 } |
|
651 else |
|
652 { |
|
653 resultIds.iRelationIds.iPtr.iOffset = KNoOffset; |
|
654 resultIds.iRelationIds.iPtr.iCount = 0; |
|
655 } |
|
656 |
|
657 if ( items.iEvents.iPtr.iCount > 0 ) |
|
658 { |
|
659 // events cannot be updated |
|
660 // so just ignore it, but if possible return error code |
|
661 if ( resultIds.iErrorCode == KErrNone ) |
|
662 { |
|
663 resultIds.iErrorCode = KErrArgument; |
|
664 } |
|
665 } |
|
666 |
|
667 iManipulate->SetNamespace( NULL ); |
|
668 |
|
669 // set up result header |
|
670 aResultBuffer.PositionL( KNoOffset ); |
|
671 resultIds.SerializeL( aResultBuffer ); |
|
672 |
|
673 iNotifier.NotifyModifiedL( aBuffer, aResultBuffer ); |
|
674 } |
|
675 |
|
676 CMdCSerializationBuffer* CMdSManipulationEngine::CheckObjectL( |
|
677 TInt aResultBufferSize, const TDesC& aUri, TDefId aNamespaceDefId ) |
|
678 { |
|
679 return iManipulate->CheckObjectL( |
|
680 aResultBufferSize, aUri, aNamespaceDefId ); |
|
681 } |
|
682 |
|
683 CMdCSerializationBuffer* CMdSManipulationEngine::CheckObjectL( |
|
684 TInt aResultBufferSize, TItemId aId, TDefId aNamespaceDefId ) |
|
685 { |
|
686 return iManipulate->CheckObjectL( |
|
687 aResultBufferSize, aId, aNamespaceDefId ); |
|
688 } |
|
689 |
|
690 CMdCSerializationBuffer* CMdSManipulationEngine::CheckObjectL( |
|
691 TInt aResultBufferSize, CMdCSerializationBuffer& aIds, |
|
692 TDefId aNamespaceDefId ) |
|
693 { |
|
694 return iManipulate->CheckObjectL( |
|
695 aResultBufferSize, aIds, aNamespaceDefId ); |
|
696 } |
|
697 |
|
698 // --------------------------------------------------------------------------- |
|
699 // AddMemoryCardL |
|
700 // --------------------------------------------------------------------------- |
|
701 // |
|
702 void CMdSManipulationEngine::AddMemoryCardL(TUint32 aMediaId) |
|
703 { |
|
704 iManipulate->AddMemoryCardL( aMediaId ); |
|
705 } |
|
706 |
|
707 // --------------------------------------------------------------------------- |
|
708 // GetMemoryCardL |
|
709 // --------------------------------------------------------------------------- |
|
710 // |
|
711 void CMdSManipulationEngine::GetMemoryCardL(TUint32& aMediaId) |
|
712 { |
|
713 iManipulate->GetMemoryCardL( aMediaId ); |
|
714 } |
|
715 |
|
716 // --------------------------------------------------------------------------- |
|
717 // CheckMemoryCardL |
|
718 // --------------------------------------------------------------------------- |
|
719 // |
|
720 TBool CMdSManipulationEngine::CheckMemoryCardL(TUint32 aMediaId) |
|
721 { |
|
722 return iManipulate->CheckMemoryCardL( aMediaId ); |
|
723 } |
|
724 |
|
725 // --------------------------------------------------------------------------- |
|
726 // SetMediaL |
|
727 // --------------------------------------------------------------------------- |
|
728 // |
|
729 void CMdSManipulationEngine::SetMediaL(TUint32 aMediaId, TChar aDrive, |
|
730 TBool aPresentState) |
|
731 { |
|
732 return iManipulate->SetMediaL( aMediaId, aDrive, aPresentState ); |
|
733 } |
|
734 |
|
735 // --------------------------------------------------------------------------- |
|
736 // GetMediaL |
|
737 // --------------------------------------------------------------------------- |
|
738 // |
|
739 TBool CMdSManipulationEngine::GetMediaL(TUint32 aMediaId, TChar& aDrive, |
|
740 TBool& aPresentState) |
|
741 { |
|
742 return iManipulate->GetMediaL( aMediaId, aDrive, aPresentState ); |
|
743 } |
|
744 |
|
745 // --------------------------------------------------------------------------- |
|
746 // GetPresentMediasL |
|
747 // --------------------------------------------------------------------------- |
|
748 // |
|
749 TInt32 CMdSManipulationEngine::GetPresentMediasL(TDes8& aMediaInfoBuffer) |
|
750 { |
|
751 return iManipulate->GetPresentMediasL( aMediaInfoBuffer ); |
|
752 } |
|
753 |
|
754 // --------------------------------------------------------------------------- |
|
755 // SetFilesToPresentL |
|
756 // --------------------------------------------------------------------------- |
|
757 // |
|
758 void CMdSManipulationEngine::SetFilesToPresentL(TUint32 aMediaId, TUint32 aFileCount, |
|
759 CMdCSerializationBuffer& aUris, CMdCSerializationBuffer& aFileInfos, |
|
760 CMdCSerializationBuffer& aResults) |
|
761 { |
|
762 |
|
763 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
764 RMdSTransaction transaction( connection ); |
|
765 CleanupClosePushL( transaction ); |
|
766 User::LeaveIfError( transaction.Error() ); |
|
767 |
|
768 RArray<TItemId> itemIds; |
|
769 CleanupClosePushL( itemIds ); |
|
770 itemIds.ReserveL( aFileCount ); |
|
771 |
|
772 RArray<TItemId> notifyItemIds; |
|
773 CleanupClosePushL( notifyItemIds ); |
|
774 notifyItemIds.ReserveL( aFileCount ); |
|
775 |
|
776 for( TUint32 i = 0; i < aFileCount; i++ ) |
|
777 { |
|
778 TPtrC16 uri = aUris.ReceivePtr16L(); |
|
779 TPtr16 uriLC( CONST_CAST( TUint16*, uri.Ptr() ), uri.Length(), uri.Length() ); |
|
780 uriLC.LowerCase(); |
|
781 |
|
782 TMdSFileInfo fileInfo; |
|
783 aFileInfos.ReceiveL(fileInfo.iModifiedTime); |
|
784 aFileInfos.ReceiveL(fileInfo.iSize); |
|
785 |
|
786 #ifdef _DEBUG |
|
787 const TInt64 time = fileInfo.iModifiedTime; |
|
788 RDebug::Print( _L("CMdSManipulationEngine::SetFilesToPresentL: (%d) iSize %u, iModified %Ld, uri %S"), |
|
789 i, |
|
790 fileInfo.iSize, |
|
791 time, |
|
792 &uri); |
|
793 #endif |
|
794 |
|
795 TFilePresentStates placeHolder; |
|
796 TBool notPresentState( EFalse ); |
|
797 const TItemId objectId = iManipulate->SearchNotPresentFileL( /*reservation(), */ |
|
798 aMediaId, uri, fileInfo, placeHolder, notPresentState ); |
|
799 if ( placeHolder != EMdsNotFound ) |
|
800 { |
|
801 itemIds.Append( objectId ); |
|
802 |
|
803 if( notPresentState ) |
|
804 { |
|
805 notifyItemIds.Append( objectId ); |
|
806 } |
|
807 } |
|
808 |
|
809 aResults.InsertL( (TUint8)placeHolder ); |
|
810 } |
|
811 |
|
812 iManipulate->SetFilesToPresentL( itemIds ); |
|
813 |
|
814 // only notify about objects in not present state and |
|
815 // modify and notify relations related to those |
|
816 if( notifyItemIds.Count() > 0 ) |
|
817 { |
|
818 iNotifier.NotifyObjectPresent( ETrue, notifyItemIds ); |
|
819 |
|
820 RArray<TItemId> relationIds; |
|
821 CleanupClosePushL( relationIds ); |
|
822 |
|
823 const TInt itemIdCount = notifyItemIds.Count(); |
|
824 for( TUint32 i = 0; i < itemIdCount; i++ ) |
|
825 { |
|
826 iManipulate->SetRelationsToPresentL( notifyItemIds[i], relationIds ); |
|
827 } |
|
828 |
|
829 iNotifier.NotifyRelationPresent( ETrue, relationIds ); |
|
830 |
|
831 CleanupStack::PopAndDestroy( &relationIds ); |
|
832 } |
|
833 |
|
834 transaction.CommitL(); |
|
835 |
|
836 CleanupStack::PopAndDestroy( ¬ifyItemIds ); |
|
837 CleanupStack::PopAndDestroy( &itemIds ); |
|
838 |
|
839 CleanupStack::PopAndDestroy( &transaction ); |
|
840 } |
|
841 |
|
842 // --------------------------------------------------------------------------- |
|
843 // SetFilesToNotPresentL |
|
844 // --------------------------------------------------------------------------- |
|
845 // |
|
846 void CMdSManipulationEngine::SetFilesToNotPresentL(TUint32 aMediaId, TBool aStartUp) |
|
847 { |
|
848 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
849 RMdSTransaction transaction( connection ); |
|
850 CleanupClosePushL( transaction ); |
|
851 User::LeaveIfError( transaction.Error() ); |
|
852 |
|
853 RArray<TItemId> objectIds; |
|
854 CleanupClosePushL( objectIds ); |
|
855 |
|
856 iManipulate->SetFilesToNotPresentL( aMediaId, aStartUp, objectIds ); |
|
857 |
|
858 // if start up no need for object notifications, |
|
859 // setting relations to not present and relation notifications |
|
860 if( !aStartUp ) |
|
861 { |
|
862 iNotifier.NotifyObjectPresent( EFalse, objectIds ); |
|
863 |
|
864 RArray<TItemId> relationIds; |
|
865 CleanupClosePushL( relationIds ); |
|
866 |
|
867 iManipulate->SetRelationsToNotPresentL( aMediaId, relationIds ); |
|
868 iNotifier.NotifyRelationPresent( EFalse, relationIds ); |
|
869 |
|
870 CleanupStack::PopAndDestroy( &relationIds ); |
|
871 } |
|
872 |
|
873 transaction.CommitL(); |
|
874 |
|
875 CleanupStack::PopAndDestroy( &objectIds ); |
|
876 CleanupStack::PopAndDestroy( &transaction ); |
|
877 } |
|
878 |
|
879 // --------------------------------------------------------------------------- |
|
880 // RemoveFilesNotPresentL |
|
881 // --------------------------------------------------------------------------- |
|
882 // |
|
883 void CMdSManipulationEngine::RemoveFilesNotPresentL(TUint32 aMediaId, TBool aStartUp) |
|
884 { |
|
885 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
886 RMdSTransaction transaction( connection ); |
|
887 CleanupClosePushL( transaction ); |
|
888 User::LeaveIfError( transaction.Error() ); |
|
889 |
|
890 if( aStartUp ) |
|
891 { |
|
892 RArray<TItemId> objectIds; |
|
893 CleanupClosePushL( objectIds ); |
|
894 |
|
895 iManipulate->RemoveFilesNotPresentL( aMediaId, &objectIds ); |
|
896 |
|
897 if( objectIds.Count() > 0 ) |
|
898 { |
|
899 iNotifier.NotifyRemovedL( objectIds ); |
|
900 } |
|
901 |
|
902 CleanupStack::PopAndDestroy( &objectIds ); |
|
903 } |
|
904 else |
|
905 { |
|
906 iManipulate->RemoveFilesNotPresentL( aMediaId, NULL ); |
|
907 } |
|
908 |
|
909 transaction.CommitL(); |
|
910 CleanupStack::PopAndDestroy( &transaction ); |
|
911 |
|
912 // start garbage collector |
|
913 if( iGarbageCollector ) |
|
914 { |
|
915 iGarbageCollector->Start( KGarbageCollectionDelay ); |
|
916 } |
|
917 } |
|
918 |
|
919 // --------------------------------------------------------------------------- |
|
920 // StartGarbageCollection |
|
921 // --------------------------------------------------------------------------- |
|
922 // |
|
923 TBool CMdSManipulationEngine::StartGarbageCollectionL() |
|
924 { |
|
925 #ifdef _DEBUG |
|
926 RDebug::Print( _L("CMdSManipulationEngine::StartGarbageCollection()") ); |
|
927 #endif |
|
928 |
|
929 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
930 RMdSTransaction transaction( connection ); |
|
931 CleanupClosePushL( transaction ); |
|
932 User::LeaveIfError( transaction.Error() ); |
|
933 |
|
934 TBool again = EFalse; |
|
935 #ifdef _DEBUG |
|
936 TRAPD( err, again = iManipulate->GarbageCollectionL() ); |
|
937 #else |
|
938 TRAP_IGNORE( again = iManipulate->GarbageCollectionL() ); |
|
939 #endif |
|
940 |
|
941 transaction.CommitL(); |
|
942 CleanupStack::PopAndDestroy( &transaction ); |
|
943 |
|
944 #ifdef _DEBUG |
|
945 if( err != KErrNone ) |
|
946 { |
|
947 _LIT( KErrLog, "CMdSManipulationEngine::StartGarbageCollection error: %d" ); |
|
948 RDebug::Print( KErrLog, err ); |
|
949 } |
|
950 #endif |
|
951 |
|
952 return again; |
|
953 } |
|
954 |
|
955 // --------------------------------------------------------------------------- |
|
956 // GetSchemaVersionL |
|
957 // --------------------------------------------------------------------------- |
|
958 // |
|
959 void CMdSManipulationEngine::GetSchemaVersionL( |
|
960 TInt& aMajorVersion, TInt& aMinorVersion) |
|
961 { |
|
962 iManipulate->GetSchemaVersionL( aMajorVersion, aMinorVersion ); |
|
963 } |
|
964 |
|
965 void CMdSManipulationEngine::SetObjectToPresentByGuidL( |
|
966 const TInt64& aGuidHigh, const TInt64& aGuidLow ) |
|
967 { |
|
968 iManipulate->SetObjectToPresentByGuidL( aGuidHigh, aGuidLow ); |
|
969 } |
|
970 |
|
971 void CMdSManipulationEngine::ChangePathL(const TDesC& aOldPath, const TDesC& aNewPath) |
|
972 { |
|
973 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
974 RMdSTransaction transaction( connection ); |
|
975 CleanupClosePushL( transaction ); |
|
976 User::LeaveIfError( transaction.Error() ); |
|
977 |
|
978 RArray<TItemId> objectIds; |
|
979 CleanupClosePushL( objectIds ); |
|
980 |
|
981 iManipulate->ChangePathL( aOldPath, aNewPath, objectIds ); |
|
982 |
|
983 iNotifier.NotifyModifiedL( objectIds ); |
|
984 |
|
985 CleanupStack::PopAndDestroy( &objectIds ); |
|
986 |
|
987 transaction.CommitL(); |
|
988 CleanupStack::PopAndDestroy( &transaction ); |
|
989 } |
|
990 |
|
991 void CMdSManipulationEngine::ChangeMediaIdL() |
|
992 { |
|
993 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
994 RMdSTransaction transaction( connection ); |
|
995 CleanupClosePushL( transaction ); |
|
996 User::LeaveIfError( transaction.Error() ); |
|
997 |
|
998 iManipulate->ChangeMediaIdL(); |
|
999 |
|
1000 transaction.CommitL(); |
|
1001 |
|
1002 CleanupStack::PopAndDestroy( &transaction ); |
|
1003 } |
|
1004 |
|
1005 void CMdSManipulationEngine::AddRelationDefL( TDefId aNamespaceId, const TDesC& aRelationDefName ) |
|
1006 { |
|
1007 CMdsNamespaceDef* namespaceDef = CONST_CAST( CMdsNamespaceDef*, iSchema.GetNamespaceByIdL( aNamespaceId ) ); |
|
1008 if ( !namespaceDef ) |
|
1009 { |
|
1010 User::Leave( KErrMdEUnknownNamespaceDef ); |
|
1011 } |
|
1012 if ( namespaceDef->GetReadOnly() ) |
|
1013 { |
|
1014 User::Leave( KErrLocked ); |
|
1015 } |
|
1016 |
|
1017 namespaceDef->AddRelationDefL( aRelationDefName ); |
|
1018 iSchema.StoreToDBL(); |
|
1019 } |
|
1020 |
|
1021 void CMdSManipulationEngine::AddEventDefL( TDefId aNamespaceId, const TDesC& aEventDefName ) |
|
1022 { |
|
1023 CMdsNamespaceDef* namespaceDef = CONST_CAST( CMdsNamespaceDef*, iSchema.GetNamespaceByIdL( aNamespaceId ) ); |
|
1024 if ( !namespaceDef ) |
|
1025 { |
|
1026 User::Leave( KErrMdEUnknownNamespaceDef ); |
|
1027 } |
|
1028 if ( namespaceDef->GetReadOnly() ) |
|
1029 { |
|
1030 User::Leave( KErrLocked ); |
|
1031 } |
|
1032 |
|
1033 namespaceDef->AddEventDefL( aEventDefName, 1 ); |
|
1034 iSchema.StoreToDBL(); |
|
1035 } |
|
1036 |
|
1037 void CMdSManipulationEngine::SetPendingL(const RArray<TItemId>& aObjectIds) |
|
1038 { |
|
1039 CMdSSqLiteConnection& connection = MMdSDbConnectionPool::GetDefaultDBL(); |
|
1040 RMdSTransaction transaction( connection ); |
|
1041 CleanupClosePushL( transaction ); |
|
1042 User::LeaveIfError( transaction.Error() ); |
|
1043 |
|
1044 iManipulate->SetPendingL( aObjectIds, EFalse ); |
|
1045 |
|
1046 transaction.CommitL(); |
|
1047 CleanupStack::PopAndDestroy( &transaction ); |
|
1048 } |
|
1049 |
|
1050 void CMdSManipulationEngine::ResetPendingL(const RArray<TItemId>& aObjectIds) |
|
1051 { |
|
1052 iManipulate->SetPendingL( aObjectIds, ETrue ); |
|
1053 } |
|
1054 |
|
1055 TInt CMdSManipulationEngine::GetPendingCountL( TDefId aObjectDefId ) |
|
1056 { |
|
1057 return iManipulate->GetPendingCountL( aObjectDefId ); |
|
1058 } |
|
1059 |
|
1060 TInt CMdSManipulationEngine::GetPendingL( TDefId aObjectDefId, |
|
1061 TInt aBufferSize, RArray<TItemId>& aObjectIds ) |
|
1062 { |
|
1063 return iManipulate->GetPendingL( aObjectDefId, aBufferSize, aObjectIds ); |
|
1064 } |