author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 15 Mar 2010 12:43:12 +0200 | |
branch | RCL_3 |
changeset 3 | 8b094906a049 |
parent 0 | d0791faffa3f |
permissions | -rw-r--r-- |
0
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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcdeleteobjectproplist.cpp |
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#include <mtp/mmtpdataproviderframework.h> |
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#include <mtp/mmtpobjectmgr.h> |
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#include <mtp/cmtpobjectmetadata.h> |
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#include <mtp/cmtptypedeleteobjectproplist.h> |
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#include <mtp/tmtptypedatapair.h> |
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#include "cmtpsvcdeleteobjectproplist.h" |
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#include "mmtpservicedataprovider.h" |
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#include "mmtpsvcobjecthandler.h" |
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// Class constants. |
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__FLOG_STMT(_LIT8(KComponent,"SvcDelObjPropList");) |
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EXPORT_C MMTPRequestProcessor* CMTPSvcDeleteObjectPropList::NewL(MMTPDataProviderFramework& aFramework, |
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MMTPConnection& aConnection, |
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MMTPServiceDataProvider& aDataProvider) |
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{ |
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CMTPSvcDeleteObjectPropList* self = new (ELeave) CMTPSvcDeleteObjectPropList(aFramework, aConnection, aDataProvider); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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EXPORT_C CMTPSvcDeleteObjectPropList::~CMTPSvcDeleteObjectPropList() |
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{ |
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__FLOG(_L8("~CMTPSvcDeleteObjectPropList - Entry")); |
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delete iPropertyList; |
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delete iReceivedObjectMetaData; |
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__FLOG(_L8("~CMTPSvcDeleteObjectPropList - Exit")); |
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__FLOG_CLOSE; |
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} |
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CMTPSvcDeleteObjectPropList::CMTPSvcDeleteObjectPropList(MMTPDataProviderFramework& aFramework, |
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MMTPConnection& aConnection, |
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MMTPServiceDataProvider& aDataProvider) : |
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CMTPRequestProcessor(aFramework, aConnection, 0, NULL), |
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iDataProvider(aDataProvider) |
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{ |
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} |
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void CMTPSvcDeleteObjectPropList::ConstructL() |
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{ |
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__FLOG_OPEN(KMTPSubsystem, KComponent); |
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__FLOG(_L8("ConstructL - Entry")); |
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iPropertyList = CMTPTypeDeleteObjectPropList::NewL(); |
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__FLOG(_L8("ConstructL - Exit")); |
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} |
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TMTPResponseCode CMTPSvcDeleteObjectPropList::CheckRequestL() |
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{ |
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__FLOG(_L8("CheckRequestL - Entry")); |
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TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL(); |
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if (EMTPRespCodeOK == responseCode) |
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{ |
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TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1); |
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iReceivedObjectMetaData = CMTPObjectMetaData::NewL(); |
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// Check object handle |
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if (objectHandle != KMTPHandleAll) |
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{ |
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MMTPObjectMgr& objMgr(iFramework.ObjectMgr()); |
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// Check whether object handle is valid |
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if (objMgr.ObjectL(objectHandle, *iReceivedObjectMetaData)) |
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{ |
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// Check whether the owner of this object is correct service data provider |
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if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId()) |
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{ |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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__FLOG(_L8("CheckRequestL - DataProviderId dismatch")); |
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} |
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else |
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{ |
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// Check format code |
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TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode); |
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if (!iDataProvider.ObjectHandler(formatCode)) |
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{ |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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} |
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} |
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} |
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else |
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{ |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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} |
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} |
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else |
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102 |
{ |
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103 |
iReceivedObjectMetaData->SetUint(CMTPObjectMetaData::EHandle, KMTPHandleAll); |
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104 |
} |
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105 |
} |
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106 |
__FLOG_VA((_L8("CheckRequestL - Exit with responseCode = 0x%04X"), responseCode)); |
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107 |
return responseCode; |
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108 |
} |
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109 |
|
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110 |
void CMTPSvcDeleteObjectPropList::ServiceL() |
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111 |
{ |
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112 |
__FLOG(_L8("ServiceL - Entry")); |
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113 |
ReceiveDataL(*iPropertyList); |
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114 |
__FLOG(_L8("ServiceL - Exit")); |
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115 |
} |
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116 |
|
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117 |
TBool CMTPSvcDeleteObjectPropList::DoHandleResponsePhaseL() |
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118 |
{ |
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119 |
__FLOG(_L8("DoHandleResponsePhaseL - Entry")); |
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120 |
TUint32 parameter(0); |
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121 |
TMTPResponseCode responseCode = EMTPRespCodeOK; |
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122 |
|
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123 |
responseCode = DeleteObjectPropListL(*iReceivedObjectMetaData, *iPropertyList, parameter); |
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124 |
|
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125 |
SendResponseL(responseCode, 1, ¶meter); |
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126 |
__FLOG_VA((_L8("DeleteObjectPropListL responseCode = 0x%x, failed index = %u"), responseCode, parameter)); |
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127 |
return EFalse; |
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128 |
} |
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129 |
|
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130 |
TBool CMTPSvcDeleteObjectPropList::HasDataphase() const |
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131 |
{ |
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132 |
return ETrue; |
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133 |
} |
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134 |
|
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135 |
TMTPResponseCode CMTPSvcDeleteObjectPropList::DeleteObjectPropListL(CMTPObjectMetaData& aObjectMetaData, |
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136 |
const CMTPTypeDeleteObjectPropList& aPropList, |
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137 |
TUint32& aParameter) |
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138 |
{ |
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139 |
__FLOG(_L8("DeleteObjectPropList- Entry")); |
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140 |
TMTPResponseCode responseCode = EMTPRespCodeOK; |
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141 |
TUint handle = aObjectMetaData.Uint(CMTPObjectMetaData::EHandle); |
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142 |
MMTPSvcObjectHandler* lastHandler = NULL; |
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143 |
TUint errIndex = 0; |
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|
144 |
|
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145 |
if (handle == KMTPHandleAll) |
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146 |
{ |
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147 |
TUint32 lastHandle = 0; |
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148 |
// In this case, all object handles specified in the dataset, can be multiple objects |
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149 |
const TUint count(aPropList.NumberOfElements()); |
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150 |
CMTPObjectMetaData* objectMetaData = CMTPObjectMetaData::NewL(); |
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151 |
CleanupStack::PushL(objectMetaData); |
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152 |
for (TUint i = 0; i < count; i++) |
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153 |
{ |
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154 |
TMTPTypeDataPair& element = aPropList.ElementL(i); |
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155 |
TUint32 handle = element.Uint32(TMTPTypeDataPair::EOwnerHandle); |
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156 |
// Get object handle every time for multiple objects. |
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157 |
if (iFramework.ObjectMgr().ObjectL(handle, *objectMetaData)) |
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|
158 |
{ |
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|
159 |
TUint16 formatCode = objectMetaData->Uint(CMTPObjectMetaData::EFormatCode); |
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|
160 |
TUint16 propCode = element.Uint16(TMTPTypeDataPair::EDataCode); |
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|
161 |
MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode); |
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|
162 |
if (pHandler) |
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163 |
{ |
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164 |
// If the handler is not the last handle, need commit all properties now |
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165 |
if (lastHandle != 0 && lastHandler && lastHandle != handle) |
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|
166 |
{ |
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|
167 |
// Performance can be improved here |
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|
168 |
TRAPD(err, lastHandler->CommitL()); |
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|
169 |
if (KErrNone != err) |
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|
170 |
{ |
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|
171 |
lastHandler->RollBack(); |
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|
172 |
responseCode = EMTPRespCodeInvalidObjectHandle; |
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|
173 |
aParameter = errIndex; |
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|
174 |
break; |
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|
175 |
} |
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|
176 |
// Record the next segment's first index number |
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|
177 |
errIndex = i; |
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|
178 |
} |
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|
179 |
lastHandler = pHandler; |
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|
180 |
lastHandle = handle; |
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|
181 |
responseCode = pHandler->DeleteObjectPropertyL(*objectMetaData, propCode); |
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|
182 |
} |
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|
183 |
else |
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|
184 |
{ |
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|
185 |
responseCode = EMTPRespCodeInvalidObjectHandle; |
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|
186 |
} |
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|
187 |
} |
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|
188 |
else |
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|
189 |
{ |
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|
190 |
responseCode = EMTPRespCodeInvalidObjectHandle; |
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|
191 |
} |
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|
192 |
if (responseCode != EMTPRespCodeOK) |
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|
193 |
{ |
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|
194 |
aParameter = i; |
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|
195 |
// All properties prior to the failed property will be updated. |
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|
196 |
if (i != errIndex && lastHandler) |
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|
197 |
{ |
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|
198 |
TRAPD(err, lastHandler->CommitL()); |
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|
199 |
if (KErrNone != err) |
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|
200 |
{ |
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|
201 |
lastHandler->RollBack(); |
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|
202 |
aParameter = errIndex; |
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|
203 |
} |
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204 |
} |
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break; |
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} |
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} |
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CleanupStack::PopAndDestroy(objectMetaData); |
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} |
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else |
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{ |
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// The element object handle fields should be either 0x00000000 or match with parameter 1. |
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TUint16 formatCode = aObjectMetaData.Uint(CMTPObjectMetaData::EFormatCode); |
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const TUint count(aPropList.NumberOfElements()); |
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for (TUint i = 0; i < count; i++) |
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{ |
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TMTPTypeDataPair& element = aPropList.ElementL(i); |
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TUint32 handle = element.Uint32(TMTPTypeDataPair::EOwnerHandle); |
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// Check dataset according to spec |
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if (handle != aObjectMetaData.Uint(CMTPObjectMetaData::EHandle) && handle != KMTPHandleNone) |
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{ |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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} |
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else |
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{ |
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TUint16 propCode = element.Uint16(TMTPTypeDataPair::EDataCode); |
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MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode); |
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if (pHandler) |
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{ |
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responseCode = pHandler->DeleteObjectPropertyL(aObjectMetaData, propCode); |
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if (!lastHandler) |
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{ |
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lastHandler = pHandler; |
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} |
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} |
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else |
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{ |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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} |
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} |
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if (responseCode != EMTPRespCodeOK) |
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{ |
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aParameter = i; |
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if (i != 0 && lastHandler) |
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{ |
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TRAPD(err, lastHandler->CommitL()); |
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if (KErrNone != err) |
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{ |
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lastHandler->RollBack(); |
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aParameter = errIndex; |
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} |
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} |
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break; |
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} |
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} |
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} |
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// Commint for each case |
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if (responseCode == EMTPRespCodeOK && lastHandler) |
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{ |
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TRAPD(err, lastHandler->CommitL()); |
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if (KErrNone != err) |
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262 |
{ |
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lastHandler->RollBack(); |
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responseCode = EMTPRespCodeInvalidObjectHandle; |
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aParameter = errIndex; |
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} |
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267 |
} |
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__FLOG_VA((_L8("DeleteObjectPropList - Exit with responseCode = 0x%04X"), responseCode)); |
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return responseCode; |
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270 |
} |