author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 22 Jan 2010 11:06:30 +0200 | |
changeset 0 | 08ec8eefde2f |
permissions | -rw-r--r-- |
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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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// Demonstrates performance assesment of direct file store.. |
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// The file name, extension and path for the file store |
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// |
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// |
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_LIT(KDirectFileStoreName,"Z:\\STOR-TST\\BMDirectFileStores.dat"); |
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extern TFileName TheDirectStoreFilePath; |
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// Create objects externalizes them to a direct file store and then destroys the objects |
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LOCAL_C void doStoreL(const TDesC& aName); |
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// Constructs "empty" CDFileStoreA, ClassB and CDFileStoreC objects and restores them from the direct file store. |
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LOCAL_C void doRestoreL(const TDesC& aName); |
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#define DFSTORERUNSIZE 1000 |
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class CDFileStoreA : public CBase |
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{ |
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public : |
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static CDFileStoreA* NewLC(); |
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~CDFileStoreA(); |
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void SetTextL(const TDesC& aData); |
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void ExternalizeL(RWriteStream& aStream) const; |
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void InternalizeL(RReadStream& aStream); |
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public : |
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HBufC* iVarBuffer; |
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TInt iIntValue; |
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TUint iUintValue; |
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}; |
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class CDFileStoreB : public CBase |
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{ |
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public : |
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static CDFileStoreB* NewLC(); |
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void ExternalizeL(RWriteStream& aStream) const; |
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void InternalizeL(RReadStream& aStream); |
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public : |
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TBuf<32> iFixBuffer; |
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TUint iUintValue; |
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TInt iIntValue; |
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TReal iRealValue; |
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}; |
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//#define KStdirectClassCGranularity 4 |
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class CDFileStoreC : public CBase |
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{ |
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public : |
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static CDFileStoreC* NewLC(); |
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~CDFileStoreC(); |
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void ConstructL(); |
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//void AddNumberToArrayL(TInt aValue); |
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void AddNumberToArrayL(); |
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void ExternalizeL(RWriteStream& aStream) const; |
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void InternalizeL(RReadStream& aStream); |
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public : |
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TBuf<32> iFixBuffer; |
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CArrayFixFlat<TInt>* iArray; |
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CArrayFixFlat<TElement>* nArray; |
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}; |
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/** |
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@SYMTestCaseID SYSLIB-STORE-PT-1362 |
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@SYMTestCaseDesc CR MRLM-6A9DF7. Tests the impact of RFileBuf cache size on CDirectFileStore performance. RFileBuf cache size must be set at a build time in EStor_Template.mmh file, DEFAULT_FILE_BUF_SIZE macro definition. |
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@SYMTestPriority High |
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@SYMTestActions The test creates a set of test objects, externalizes them DFSTORERUNSIZE times and prints the execution time. Then internalizes them DFSTORERUNSIZE times and prints the execution time. DFSTORERUNSIZE is a constant, defined in the source file. |
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@SYMTestExpectedResults Test must show a performance improvement |
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@SYMPREQ PREQ1132 |
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@SYMREQ REQ4883 |
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*/ |
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LOCAL_C void doDirectFileStoresL() |
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{ |
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TDriveUnit drive(static_cast<TUint>(RFs::GetSystemDrive())); |
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TParse directFileStoreName; |
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directFileStoreName.Set(drive.Name(), &KDirectFileStoreName, NULL); |
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TheDirectStoreFilePath.Copy(directFileStoreName.FullName()); |
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// make sure directory exists |
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TheFs.MkDirAll(directFileStoreName.DriveAndPath()); |
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TTime start; |
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start.HomeTime(); |
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for(int i=0; i<DFSTORERUNSIZE; i++) |
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{ |
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doStoreL(TheDirectStoreFilePath); |
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} |
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TTime end; |
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103 |
end.HomeTime(); |
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104 |
TTimeIntervalMicroSeconds us = end.MicroSecondsFrom(start); |
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105 |
TheTest.Printf(_L("CDirectFileStore, %d 'write' tests. Time=%ld ms\r\n"), DFSTORERUNSIZE, us.Int64() / 1000); |
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106 |
|
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107 |
start.HomeTime(); |
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108 |
for(int j=0; j<DFSTORERUNSIZE;j++) |
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109 |
{ |
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110 |
doRestoreL(TheDirectStoreFilePath); |
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111 |
} |
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112 |
end.HomeTime(); |
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113 |
us = end.MicroSecondsFrom(start); |
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114 |
TheTest.Printf(_L("CDirectFileStore, %d 'read' tests. Time=%ld ms\r\n"), DFSTORERUNSIZE, us.Int64() / 1000); |
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115 |
} |
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116 |
|
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117 |
LOCAL_C void doStoreL(const TDesC& aName) |
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118 |
{ |
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119 |
// Construct an object of type CDFileStoreA and put some data into it |
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120 |
_LIT(KTxtForClassA,"Text for CDFileStoreA"); |
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121 |
CDFileStoreA* theA = CDFileStoreA::NewLC(); |
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122 |
theA->SetTextL(KTxtForClassA); |
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123 |
theA->iIntValue = -1; |
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theA->iUintValue = 2; |
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125 |
|
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126 |
// Construct an object of type CDFileStoreB and put some data into it |
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127 |
_LIT(KTxtForClassB,"Text for CDFileStoreB"); |
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128 |
CDFileStoreB* theB = CDFileStoreB::NewLC(); |
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129 |
theB->iFixBuffer = KTxtForClassB; |
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130 |
theB->iIntValue = -3; |
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131 |
theB->iUintValue = 4; |
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132 |
theB->iRealValue = 5.6; |
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133 |
|
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134 |
// Construct an object of type CDFileStoreC and put some data into it |
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135 |
_LIT(KTxtForClassC,"Text for CDFileStoreC"); |
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136 |
CDFileStoreC* theC = CDFileStoreC::NewLC(); |
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137 |
theC->iFixBuffer = KTxtForClassC; |
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138 |
theC->AddNumberToArrayL(); |
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139 |
// Create (replace) the direct file store |
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140 |
CFileStore* store = CDirectFileStore::ReplaceLC(TheFs,aName,EFileWrite); |
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141 |
|
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142 |
// Must say what kind of file store. |
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143 |
store->SetTypeL(KDirectFileStoreLayoutUid); |
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144 |
|
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145 |
// Construct the output stream. |
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146 |
RStoreWriteStream outstream; |
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147 |
TStreamId id = outstream.CreateLC(*store); |
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148 |
|
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149 |
// Stream out the CDFileStoreA, CDFileStoreB, and the CDFileStoreC object |
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150 |
outstream << *theA << *theB << *theC; |
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151 |
|
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152 |
// Commit changes to the stream |
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153 |
outstream.CommitL(); |
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154 |
|
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155 |
// Cleanup the stream object |
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156 |
CleanupStack::PopAndDestroy(); |
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157 |
|
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158 |
// Set this stream id as the root |
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159 |
store->SetRootL(id); |
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|
160 |
|
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161 |
// Commit changes to the store |
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162 |
store->CommitL(); |
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163 |
// store |
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164 |
// theC |
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165 |
// theB |
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166 |
CleanupStack::PopAndDestroy(4); // theA |
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167 |
} |
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168 |
|
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169 |
LOCAL_C void doRestoreL(const TDesC& aName) |
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170 |
{ |
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171 |
CDFileStoreA* theA = CDFileStoreA::NewLC(); |
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172 |
CDFileStoreB* theB = CDFileStoreB::NewLC(); |
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173 |
CDFileStoreC* theC = CDFileStoreC::NewLC(); |
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|
174 |
|
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175 |
// Open the direct file store |
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176 |
CFileStore* store = CDirectFileStore::OpenLC(TheFs,aName,EFileRead); |
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|
177 |
|
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178 |
// Construct and open the root stream which contains the representation of our objects. |
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179 |
RStoreReadStream instream; |
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180 |
instream.OpenLC(*store,store->Root()); |
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181 |
|
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182 |
// Stream in the CDFileStoreA object, the CDFileStoreB object and the CDFileStoreC object |
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183 |
instream >> *theA >> *theB >> *theC; |
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|
184 |
|
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185 |
CleanupStack::PopAndDestroy(); |
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186 |
CleanupStack::PopAndDestroy(4); |
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187 |
} |
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|
188 |
|
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189 |
//*************************************************************** |
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190 |
CDFileStoreA* CDFileStoreA::NewLC() |
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191 |
{ |
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192 |
CDFileStoreA* self = new (ELeave) CDFileStoreA; |
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193 |
CleanupStack::PushL(self); |
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194 |
return self; |
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195 |
} |
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196 |
|
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197 |
CDFileStoreA::~CDFileStoreA() |
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198 |
{ |
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199 |
delete iVarBuffer; |
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200 |
} |
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|
201 |
|
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202 |
void CDFileStoreA::SetTextL(const TDesC& aData) |
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203 |
{ |
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204 |
iVarBuffer = aData.AllocL(); |
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} |
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206 |
|
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void CDFileStoreA::ExternalizeL(RWriteStream& aStream) const |
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{ |
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aStream.WriteInt32L(iVarBuffer->Des().MaxLength()); |
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aStream << *iVarBuffer; |
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aStream.WriteInt32L(iIntValue); |
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aStream.WriteUint32L(iUintValue); |
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} |
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|
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void CDFileStoreA::InternalizeL(RReadStream& aStream) |
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{ |
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TInt maxlen; |
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maxlen = aStream.ReadInt32L(); |
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iVarBuffer = HBufC::NewL(aStream,maxlen); |
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iIntValue = aStream.ReadInt32L(); |
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iUintValue = aStream.ReadUint32L(); |
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} |
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223 |
|
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//*************************************************************** |
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CDFileStoreB* CDFileStoreB::NewLC() |
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{ |
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CDFileStoreB* self = new (ELeave) CDFileStoreB; |
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CleanupStack::PushL(self); |
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return self; |
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} |
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231 |
|
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void CDFileStoreB::ExternalizeL(RWriteStream& aStream) const |
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{ |
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aStream << iFixBuffer; |
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aStream.WriteInt32L(iIntValue); |
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aStream.WriteUint32L(iUintValue); |
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aStream.WriteReal64L(iRealValue); |
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} |
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239 |
|
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void CDFileStoreB::InternalizeL(RReadStream& aStream) |
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241 |
{ |
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aStream >> iFixBuffer; |
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iIntValue = aStream.ReadInt32L(); |
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iUintValue = aStream.ReadUint32L(); |
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iRealValue = aStream.ReadReal64L(); |
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246 |
} |
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247 |
|
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//*************************************************************** |
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CDFileStoreC* CDFileStoreC::NewLC() |
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250 |
{ |
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CDFileStoreC* self = new (ELeave) CDFileStoreC; |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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return self; |
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255 |
} |
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|
256 |
|
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void CDFileStoreC::ConstructL() |
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{ |
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iArray = new (ELeave) CArrayFixFlat<TInt>(DFSTORERUNSIZE); |
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nArray = new (ELeave) CArrayFixFlat<TElement>(DFSTORERUNSIZE); |
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261 |
} |
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|
262 |
|
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void CDFileStoreC::AddNumberToArrayL(/*TInt aValue*/) |
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264 |
{ |
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TElement theElement; |
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_LIT(KFormatTxt,"BenchMarkingDirectFileStore%4u"); |
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TBuf<256> str(KFormatTxt); |
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|
268 |
|
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for (TInt index = 0; index < DFSTORERUNSIZE; index++) |
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270 |
{ |
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iArray->AppendL((index+99999)); |
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theElement.iData.Format(KFormatTxt,index); |
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nArray->AppendL(theElement); |
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} |
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275 |
} |
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|
276 |
|
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CDFileStoreC::~CDFileStoreC() |
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278 |
{ |
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delete iArray; |
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delete nArray; |
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281 |
} |
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|
282 |
|
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void CDFileStoreC::ExternalizeL(RWriteStream& aStream) const |
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|
284 |
{ |
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aStream << iFixBuffer; |
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|
286 |
|
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287 |
TInt count = iArray->Count(); |
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288 |
aStream.WriteInt32L(count); |
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289 |
TElement theElement; |
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for (TInt index = 0; index < count; index++) |
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|
291 |
{ |
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|
292 |
aStream.WriteInt32L((*iArray)[index]); |
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|
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theElement =((*nArray)[index]); |
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|
294 |
aStream.WriteL(theElement.iData, 31); |
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295 |
} |
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|
296 |
} |
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|
297 |
|
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298 |
void CDFileStoreC::InternalizeL(RReadStream& aStream) |
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|
299 |
{ |
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|
300 |
aStream >> iFixBuffer; |
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|
301 |
|
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302 |
TInt count; |
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|
303 |
count = aStream.ReadInt32L(); |
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|
304 |
TElement theElement; |
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|
305 |
//nArray = new (ELeave) CArrayFixFlat<TElement>(10); |
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|
306 |
nArray->Reset(); |
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|
307 |
for (TInt index = 0; index < count; index++) |
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|
308 |
{ |
08ec8eefde2f
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
309 |
iArray->AppendL(aStream.ReadInt32L()); |
08ec8eefde2f
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
310 |
aStream.ReadL(theElement.iData, 31); |
08ec8eefde2f
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
311 |
nArray->AppendL(theElement); |
08ec8eefde2f
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
312 |
} |
08ec8eefde2f
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
313 |
} |