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1 /* |
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2 * Copyright (c) 2005-2009 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: |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 /************************************************************************* |
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21 * |
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22 * System Includes |
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23 * |
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24 *************************************************************************/ |
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25 |
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26 #include <e32std.h> |
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27 #include <e32base.h> |
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28 #include <f32file.h> |
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29 |
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30 /************************************************************************* |
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31 * |
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32 * Local Includes |
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33 * |
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34 *************************************************************************/ |
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35 |
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36 #include "dataconsumer_memory.h" |
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37 |
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38 /************************************************************************* |
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39 * |
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40 * Definitions |
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41 * |
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42 *************************************************************************/ |
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43 |
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44 /************************************************************************* |
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45 * |
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46 * CDataConsumerMemory - Construction |
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47 * |
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48 *************************************************************************/ |
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49 CDataConsumerMemory *CDataConsumerMemory::NewL() |
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50 { |
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51 CDataConsumerMemory *self = new (ELeave) CDataConsumerMemory(); |
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52 |
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53 CleanupStack::PushL(self); |
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54 |
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55 self->ConstructL(); |
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56 |
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57 CleanupStack::Pop(); |
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58 |
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59 return self; |
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60 } |
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61 |
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62 CDataConsumerMemory::CDataConsumerMemory() : CBase(), |
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63 iDataBuffer( NULL ) |
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64 { |
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65 ; |
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66 } |
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67 |
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68 void CDataConsumerMemory::ConstructL( void ) |
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69 { |
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70 iLock.CreateLocal( EOwnerProcess ); |
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71 } |
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72 |
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73 CDataConsumerMemory::~CDataConsumerMemory( ) |
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74 { |
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75 iLock.Wait( ); |
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76 { |
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77 delete iDataBuffer; |
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78 iDataBuffer = NULL; |
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79 |
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80 iLock.Close( ); |
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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 * CDataConsumerMemory - Public interface |
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87 * |
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88 *************************************************************************/ |
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89 |
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90 /************************************************************************* |
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91 * |
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92 * Delete |
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93 * |
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94 *************************************************************************/ |
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95 |
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96 void CDataConsumerMemory::Delete( void ) |
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97 { |
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98 delete this; |
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99 } |
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100 |
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101 /************************************************************************* |
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102 * |
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103 * GetTotalSize |
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104 * |
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105 *************************************************************************/ |
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106 |
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107 TInt CDataConsumerMemory::GetTotalSize( TInt &aTotalSize ) |
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108 { |
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109 TInt err = KErrNone; |
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110 TInt size = 0; |
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111 |
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112 iLock.Wait( ); |
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113 { |
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114 size = iDataBuffer->Length( ); |
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115 |
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116 aTotalSize = size; |
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117 |
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118 iLock.Signal( ); |
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119 } |
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120 |
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121 return ( err ); |
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122 } |
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123 |
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124 /************************************************************************* |
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125 * |
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126 * AddData |
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127 * |
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128 *************************************************************************/ |
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129 |
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130 TInt CDataConsumerMemory::AddData( const TDesC8 &aSource ) |
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131 { |
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132 TInt err = KErrNone; |
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133 |
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134 iLock.Wait( ); |
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135 { |
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136 TInt currentLength = 0; |
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137 |
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138 if(iDataBuffer) |
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139 { |
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140 currentLength = iDataBuffer->Length( ); |
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141 } |
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142 |
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143 HBufC8 *currentDataBuffer = iDataBuffer; |
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144 |
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145 TInt srcLength = aSource.Length( ); |
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146 TInt length = currentLength + srcLength; |
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147 |
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148 iDataBuffer = HBufC8::New( length ); |
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149 |
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150 if(iDataBuffer) |
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151 { |
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152 TPtr8 destPtr( iDataBuffer->Des( ) ); |
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153 |
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154 if(currentDataBuffer) |
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155 { |
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156 destPtr.Copy( currentDataBuffer->Ptr( ), |
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157 currentLength ); |
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158 delete currentDataBuffer; |
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159 currentDataBuffer = NULL; |
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160 } |
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161 |
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162 destPtr.Append( aSource.Ptr( ), srcLength ); |
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163 } |
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164 else |
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165 { |
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166 err = KErrNoMemory; |
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167 } |
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168 |
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169 iLock.Signal( ); |
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170 } |
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171 |
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172 #ifdef _DEBUG |
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173 { |
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174 TInt totalSize = 0; |
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175 GetTotalSize( totalSize ); |
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176 } |
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177 #endif |
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178 |
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179 return ( err ); |
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180 } |
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181 |
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182 /************************************************************************* |
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183 * |
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184 * GetData |
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185 * |
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186 *************************************************************************/ |
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187 |
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188 TInt CDataConsumerMemory::GetData( HBufC8 &aDestination ) |
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189 { |
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190 TInt err = KErrNone; |
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191 |
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192 iLock.Wait( ); |
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193 { |
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194 TInt currentLength = 0; |
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195 |
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196 if(iDataBuffer) |
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197 { |
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198 currentLength = iDataBuffer->Length( ); |
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199 |
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200 TPtr8 destPtr( aDestination.Des( ) ); |
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201 destPtr.Copy( iDataBuffer->Ptr( ), currentLength ); |
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202 } |
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203 |
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204 iLock.Signal( ); |
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205 } |
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206 |
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207 return ( err ); |
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208 } |
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209 |
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210 /************************************************************************* |
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211 * |
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212 * SaveData |
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213 * |
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214 *************************************************************************/ |
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215 |
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216 TInt CDataConsumerMemory::SaveData( const TDesC &filePath ) |
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217 { |
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218 TInt err = KErrNone; |
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219 RFs FsSession; |
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220 |
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221 err = FsSession.Connect( ); |
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222 |
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223 if( err == KErrNone ) |
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224 { |
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225 iLock.Wait( ); |
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226 { |
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227 RFile file; |
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228 TInt shareMode = EFileWrite | EFileStream | EFileShareExclusive; |
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229 |
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230 err = file.Open( FsSession, filePath, shareMode ); |
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231 |
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232 if( err == KErrNotFound ) |
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233 { |
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234 err = file.Create( FsSession, filePath, shareMode ); |
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235 } |
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236 |
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237 if( err == KErrNone ) |
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238 { |
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239 |
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240 if( NULL != iDataBuffer ) |
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241 { |
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242 err = file.Write( iDataBuffer->Des( ) ); |
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243 } |
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244 |
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245 file.Flush( ); |
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246 file.Close( ); |
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247 } |
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248 |
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249 iLock.Signal( ); |
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250 } |
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251 |
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252 FsSession.Close( ); |
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253 } |
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254 |
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255 return ( 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 * operator const TDesC8& |
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261 * |
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262 *************************************************************************/ |
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263 |
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264 CDataConsumerMemory::operator const TDesC8&( void ) const |
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265 { |
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266 return ( *iDataBuffer ); |
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267 } |