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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: Presence attribute transactions. |
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15 * |
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16 */ |
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17 |
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18 // INCLUDE FILES |
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19 #include "CPEngAttributeTransaction2Imp.h" |
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20 #include "CPEngAsyncOperation.h" |
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21 #include "CPEngNWSessionSlotID2.h" |
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22 #include "CPEngNWSessionSlotStorageProxy.h" |
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23 |
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24 |
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25 #include "CPEngAttributePublishOp.h" |
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26 #include "CPEngAttributeFetchOp.h" |
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27 |
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28 |
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29 //LOCAL constants |
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30 #ifdef _DEBUG |
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31 namespace |
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32 { |
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33 //Panic |
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34 _LIT( KPEngAttrTransPanic, "PEngAttrTrans" ); |
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35 |
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36 //Panic reasons |
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37 enum TPEngAttrTransPanicReasons |
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38 { |
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39 EAttrTransUnkownTransOp |
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40 }; |
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41 |
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42 void AttrTransPanic( TPEngAttrTransPanicReasons aPanicReason ) |
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43 { |
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44 User::Panic( KPEngAttrTransPanic, aPanicReason ); |
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45 } |
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46 } |
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47 #endif |
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48 |
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49 |
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50 // ============================ MEMBER FUNCTIONS =============================== |
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51 |
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52 |
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53 // ----------------------------------------------------------------------------- |
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54 // CPEngAttributeTransaction2Imp::NewL() |
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55 // Two-phased constructor. |
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56 // ----------------------------------------------------------------------------- |
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57 // |
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58 CPEngAttributeTransaction2Imp* CPEngAttributeTransaction2Imp::NewL( |
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59 CPEngAttributeTransaction2& aInterface, |
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60 TInt aPriority, |
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61 const CPEngNWSessionSlotID2& aNWSessionSlotID ) |
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62 { |
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63 CPEngAttributeTransaction2Imp* self = |
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64 new ( ELeave ) CPEngAttributeTransaction2Imp( aInterface, aPriority ); |
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65 CleanupStack::PushL( self ); |
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66 self->ConstructL( aNWSessionSlotID ); |
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67 CleanupStack::Pop( self ); |
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68 return self; |
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69 } |
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70 |
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71 |
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72 |
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73 // Destructor |
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74 CPEngAttributeTransaction2Imp::~CPEngAttributeTransaction2Imp() |
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75 { |
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76 //Cancel also deletes the operation objects |
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77 CancelPublishOwnAttributes(); |
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78 CancelFetchAttributes(); |
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79 iTransactionServer.Close(); |
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80 delete iUsedSlot; |
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81 } |
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82 |
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83 |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CPEngAttributeTransaction2Imp::CPEngAttributeTransaction2Imp |
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87 // C++ default constructor can NOT contain any code, that |
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88 // might leave. |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 CPEngAttributeTransaction2Imp::CPEngAttributeTransaction2Imp( |
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92 CPEngAttributeTransaction2& aInterface, |
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93 TInt aPriority ) |
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94 : iInterface( aInterface ), |
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95 iCActivePriority( aPriority ) |
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96 { |
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97 } |
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98 |
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99 |
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100 |
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101 // ----------------------------------------------------------------------------- |
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102 // CPEngAttributeTransaction2Imp::ConstructL() |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 void CPEngAttributeTransaction2Imp::ConstructL( |
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106 const CPEngNWSessionSlotID2& aNWSessionSlotID ) |
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107 { |
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108 iUsedSlot = CPEngNWSessionSlotStorageProxy::NewL( aNWSessionSlotID ); |
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109 User::LeaveIfError( iTransactionServer.Connect() ); |
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110 } |
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111 |
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112 |
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113 // ----------------------------------------------------------------------------- |
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114 // CPEngAttributeTransaction2Imp::IsPublishOwnAttributesActive() |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 TBool CPEngAttributeTransaction2Imp::IsPublishOwnAttributesActive() const |
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118 { |
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119 return ( iAttributePublishOp != NULL ); // CSI: 64 # |
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120 } |
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121 |
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122 |
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123 // ----------------------------------------------------------------------------- |
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124 // CPEngAttributeTransaction2Imp::PublishAndUnLockOwnAttribute() |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 TInt CPEngAttributeTransaction2Imp::PublishAndUnLockOwnAttribute( |
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128 MPEngPresenceAttrModel2*& aModel, |
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129 MPEngAttributeTransactionObserver2& aObserver ) |
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130 { |
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131 RPointerArray< MPEngPresenceAttrModel2 > models; |
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132 TInt err = models.Append( aModel ); |
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133 if ( err == KErrNone ) |
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134 { |
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135 err = PublishAndUnLockOwnAttributes( models, aObserver ); |
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136 } |
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137 |
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138 if ( err == KErrNone ) |
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139 { |
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140 aModel = NULL; |
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141 } |
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142 |
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143 models.Reset(); |
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144 return err; |
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145 } |
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146 |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CPEngAttributeTransaction2Imp::PublishAndUnLockOwnAttributes() |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 TInt CPEngAttributeTransaction2Imp::PublishAndUnLockOwnAttributes( |
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153 RPointerArray<MPEngPresenceAttrModel2>& aModels, |
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154 MPEngAttributeTransactionObserver2& aObserver ) |
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155 { |
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156 if ( iAttributePublishOp ) |
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157 { |
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158 return KErrInUse; |
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159 } |
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160 |
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161 CPEngAttributePublishOp* op = NULL; |
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162 TRAPD( err, |
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163 op = CPEngAttributePublishOp::NewL( iCActivePriority, |
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164 iInterface, |
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165 *iUsedSlot, |
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166 aModels, |
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167 aObserver, |
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168 iTransactionServer ); ); |
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169 |
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170 if ( err == KErrNone ) |
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171 { |
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172 //Success |
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173 //==> Ownership of passed attribute objects is now on the publish operation |
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174 op->Publish(); |
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175 op->SetOwner( *this ); |
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176 iAttributePublishOp = op; |
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177 |
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178 aModels.Reset(); |
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179 } |
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180 |
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181 return err; |
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182 } |
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183 |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // CPEngAttributeTransaction2Imp::CancelPublishOwnAttributes() |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 void CPEngAttributeTransaction2Imp::CancelPublishOwnAttributes() |
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190 { |
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191 if ( iAttributePublishOp ) |
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192 { |
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193 iAttributePublishOp->CancelOpD(); |
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194 iAttributePublishOp = NULL; |
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195 } |
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196 } |
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197 |
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198 |
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199 |
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200 // ----------------------------------------------------------------------------- |
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201 // CPEngAttributeTransaction2Imp::IsFetchAttributesActive() |
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202 // ----------------------------------------------------------------------------- |
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203 // |
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204 TBool CPEngAttributeTransaction2Imp::IsFetchAttributesActive() const |
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205 { |
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206 return( iAttributeFetchOp != NULL ); // CSI: 64 # |
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207 } |
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208 |
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209 |
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210 // ----------------------------------------------------------------------------- |
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211 // CPEngAttributeTransaction2Imp::FetchAttributes() |
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212 // ----------------------------------------------------------------------------- |
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213 // |
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214 TInt CPEngAttributeTransaction2Imp::FetchAttributes( |
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215 const MDesCArray& aPresenceIDs, |
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216 const TArray<TUint32>& aTypes, |
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217 MPEngAttributeTransactionObserver2& aObserver, |
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218 TInt aOptions, |
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219 TBool aResultAsLoclObjects ) |
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220 { |
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221 if ( iAttributeFetchOp ) |
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222 { |
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223 return KErrInUse; |
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224 } |
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225 |
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226 if ( aOptions != 0 ) |
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227 { |
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228 return KErrArgument; |
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229 } |
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230 |
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231 |
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232 CPEngAttributeFetchOp* op = NULL; |
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233 TRAPD( err, |
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234 op = CPEngAttributeFetchOp::NewL( iCActivePriority, |
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235 iInterface, |
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236 *iUsedSlot, |
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237 aResultAsLoclObjects, |
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238 aPresenceIDs, |
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239 aTypes, |
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240 aObserver, |
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241 iTransactionServer ); ); |
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242 |
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243 if ( err == KErrNone ) |
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244 { |
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245 op->Fetch(); |
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246 op->SetOwner( *this ); |
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247 iAttributeFetchOp = op; |
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248 } |
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249 |
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250 return err; |
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251 } |
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252 |
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253 |
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254 // ----------------------------------------------------------------------------- |
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255 // CPEngAttributeTransaction2Imp::CancelFetchAttributes() |
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256 // ----------------------------------------------------------------------------- |
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257 // |
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258 void CPEngAttributeTransaction2Imp::CancelFetchAttributes() |
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259 { |
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260 if ( iAttributeFetchOp ) |
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261 { |
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262 iAttributeFetchOp->CancelOpD(); |
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263 iAttributeFetchOp = NULL; |
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264 } |
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265 } |
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266 |
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267 |
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268 // ----------------------------------------------------------------------------- |
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269 // CPEngAttributeTransaction2Imp::GetFetchedAttributes() |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 TInt CPEngAttributeTransaction2Imp::GetFetchedAttributes( |
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273 RPointerArray< MPEngPresenceAttrModel2>& aModels ) |
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274 { |
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275 if ( iAttributeFetchOp ) |
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276 { |
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277 return iAttributeFetchOp->GetFetchedAttributes( aModels ); |
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278 } |
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279 |
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280 return KErrNotReady; |
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281 } |
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282 |
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283 |
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284 |
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285 // ----------------------------------------------------------------------------- |
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286 // CPEngAttributeTransaction2Imp::HandleAsyncOperationDestruction() |
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287 // from MPEngAsyncOperationOwner |
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288 // ----------------------------------------------------------------------------- |
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289 // |
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290 void CPEngAttributeTransaction2Imp::HandleAsyncOperationDestruction( |
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291 CPEngAsyncOperation* aOperation ) |
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292 { |
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293 if ( aOperation == iAttributeFetchOp ) |
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294 { |
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295 iAttributeFetchOp = NULL; |
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296 return; |
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297 } |
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298 |
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299 if ( aOperation == iAttributePublishOp ) |
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300 { |
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301 iAttributePublishOp = NULL; |
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302 return; |
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303 } |
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304 |
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305 __ASSERT_DEBUG( EFalse, AttrTransPanic( EAttrTransUnkownTransOp ) ); |
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306 } |
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307 |
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308 |
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309 // End of File |
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310 |
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311 |