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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: This module contains the implementation of CCbsBackupMonitor class |
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15 * member functions. |
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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 // INCLUDE FILES |
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21 #include "CCbsBackupMonitor.h" |
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22 #include <connect/sbdefs.h> |
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23 #include "CbsLogger.h" |
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24 |
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25 // CONSTANTS |
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26 const TInt KCbsBackupMask = 0xF; |
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27 |
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28 // ================= MEMBER FUNCTIONS ======================= |
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29 |
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30 // ----------------------------------------------------------------------------- |
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31 // CCbsBackupMonitor::CCbsBackupMonitor |
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32 // C++ default constructor can NOT contain any code, that |
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33 // might leave. |
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34 // ----------------------------------------------------------------------------- |
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35 // |
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36 CCbsBackupMonitor::CCbsBackupMonitor( CCbsDbImp& aDbImp ) |
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37 : CActive( EPriorityStandard ), |
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38 iDbImp( aDbImp ) |
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39 { |
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40 } |
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41 |
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42 // ----------------------------------------------------------------------------- |
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43 // CCbsBackupMonitor::ConstructL |
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44 // Symbian 2nd phase constructor can leave. |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 void CCbsBackupMonitor::ConstructL() |
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48 { |
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49 CBSLOGSTRING("CBSSERVER: >>> CCbsBackupMonitor::ConstructL()"); |
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50 |
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51 CActiveScheduler::Add( this ); |
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52 |
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53 // Attach to backup property |
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54 iProperty.Attach( KUidSystemCategory, conn::KUidBackupRestoreKey ); |
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55 IssueRequest(); |
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56 |
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57 CBSLOGSTRING("CBSSERVER: <<< CCbsBackupMonitor::ConstructL()"); |
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58 } |
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59 |
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60 // ----------------------------------------------------------------------------- |
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61 // CCbsBackupMonitor::NewL |
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62 // Two-phased constructor. |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 CCbsBackupMonitor* CCbsBackupMonitor::NewL( CCbsDbImp& aDbImp ) |
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66 { |
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67 CCbsBackupMonitor* self = |
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68 new ( ELeave ) CCbsBackupMonitor( aDbImp ); |
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69 CleanupStack::PushL( self ); |
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70 self->ConstructL(); |
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71 CleanupStack::Pop(); |
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72 return self; |
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73 } |
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74 |
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75 // Destructor |
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76 CCbsBackupMonitor::~CCbsBackupMonitor() |
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77 { |
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78 CBSLOGSTRING("CBSSERVER: >>> CCbsBackupMonitor::~CCbsBackupMonitor()"); |
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79 Cancel(); |
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80 iProperty.Close(); |
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81 CBSLOGSTRING("CBSSERVER: <<< CCbsBackupMonitor::~CCbsBackupMonitor()"); |
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82 } |
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83 |
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84 // ----------------------------------------------------------------------------- |
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85 // CCbsBackupMonitor::IssueRequest |
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86 // Requests that we are notified when the system state changes. |
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87 // (other items were commented in a header). |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 void CCbsBackupMonitor::IssueRequest() |
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91 { |
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92 CBSLOGSTRING("CBSSERVER: >>> CCbsBackupMonitor::IssueRequest()"); |
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93 |
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94 if ( !IsActive() ) |
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95 { |
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96 // Subscribe again |
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97 iProperty.Subscribe( iStatus ); |
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98 SetActive(); |
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99 CBSLOGSTRING("CBSSERVER: CCbsBackupMonitor::IssueRequest(): New Subscribe() set active."); |
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100 } |
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101 CBSLOGSTRING("CBSSERVER: <<< CCbsBackupMonitor::IssueRequest()"); |
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102 } |
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103 |
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104 // ----------------------------------------------------------------------------- |
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105 // CCbsBackupMonitor::RunL |
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106 // Becomes active when the system state changes. |
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107 // (other items were commented in a header). |
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108 // ----------------------------------------------------------------------------- |
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109 // |
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110 void CCbsBackupMonitor::RunL() |
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111 { |
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112 CBSLOGSTRING("CBSSERVER: >>> CCbsBackupMonitor::RunL()"); |
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113 |
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114 if ( iStatus == KErrNone ) |
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115 { |
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116 // Resubscribe before processing new value to prevent missing updates |
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117 IssueRequest(); |
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118 |
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119 // Property updated, get new value |
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120 TInt state( 0 ); |
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121 TInt backupState( 0 ); |
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122 TInt error( KErrNone ); |
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123 error = iProperty.Get( state ); |
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124 CBSLOGSTRING2("CBSSERVER: CCbsBackupMonitor::RunL(): error: %d", error ); |
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125 |
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126 if ( !error ) |
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127 { |
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128 backupState = ( state &= KCbsBackupMask ); |
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129 |
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130 // States are from sbdefs.h |
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131 switch ( backupState ) |
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132 { |
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133 // No backup or restore ongoing |
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134 case conn::EBURUnset: |
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135 case conn::EBURNormal: |
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136 { |
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137 CBSLOGSTRING("CBSSERVER: CCbsBackupMonitor::RunL(): EBURUnset or EBURNormal" ); |
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138 iDbImp.ChangeFileLocksL( ECbsNoBackup ); |
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139 } |
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140 break; |
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141 // Backup, release file locks |
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142 case conn::EBURBackupFull: |
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143 case conn::EBURBackupPartial: |
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144 { |
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145 CBSLOGSTRING("CBSSERVER: CCbsBackupMonitor::RunL(): EBURBackupFull or EBURBackupPartial" ); |
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146 iDbImp.ChangeFileLocksL( ECbsBackup ); |
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147 } |
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148 break; |
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149 // Restore, release file locks |
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150 case conn::EBURRestoreFull: |
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151 case conn::EBURRestorePartial: |
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152 { |
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153 CBSLOGSTRING("CBSSERVER: CCbsBackupMonitor::RunL(): EBURRestoreFull or EBURRestorePartial" ); |
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154 iDbImp.ChangeFileLocksL( ECbsRestore ); |
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155 } |
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156 break; |
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157 default: |
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158 CBSLOGSTRING("CBSSERVER: CCbsBackupMonitor::RunL(): Default" ); |
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159 break; |
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160 } |
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161 } |
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162 } |
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163 CBSLOGSTRING("CBSSERVER: <<< CCbsBackupMonitor::RunL()"); |
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164 } |
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165 |
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166 // ----------------------------------------------------------------------------- |
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167 // CCbsBackupMonitor::DoCancel |
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168 // Cancels an outstanding Subscribe request. |
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169 // (other items were commented in a header). |
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170 // ----------------------------------------------------------------------------- |
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171 // |
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172 void CCbsBackupMonitor::DoCancel() |
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173 { |
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174 CBSLOGSTRING("CBSSERVER: >>> CCbsBackupMonitor::DoCancel()"); |
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175 iProperty.Cancel(); |
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176 CBSLOGSTRING("CBSSERVER: <<< CCbsBackupMonitor::DoCancel()"); |
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177 } |
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178 |
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179 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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180 |
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181 // End of File |