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1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "LogServServer.h" |
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17 #include "logservsession.h" |
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18 #include "logservpanic.h" |
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19 #include "LogServShutdownTimer.h" |
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20 #include "LogServDatabaseMarshall.h" |
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21 #include "LogServDatabaseDriver.h" |
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22 #include "LogServBackupManager.h" |
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23 #include "LogServOperationQueue.h" |
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24 #include "LogServResourceInterpreter.h" |
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25 #include "LogServDatabaseChangeTracker.h" |
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26 #include "LogServRecentListManager.h" |
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27 |
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28 |
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29 ///////////////////////////////////////////////////////////////////////////////////////// |
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30 // -----> CLogServServer (source) |
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31 ///////////////////////////////////////////////////////////////////////////////////////// |
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32 |
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33 CLogServServer::CLogServServer() |
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34 : CServer2(CActive::EPriorityStandard, ESharableSessions) |
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35 { |
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36 } |
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37 |
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38 CLogServServer::~CLogServServer() |
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39 { |
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40 LOGTEXT("CLogServServer::~CLogServServer()"); |
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41 TDblQueIter<CSession2> iter(iSessionIter); |
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42 iter.SetToFirst(); |
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43 |
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44 for (CSession2* session = iter++; session != NULL; session = iter++) |
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45 { |
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46 delete session; |
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47 } |
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48 |
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49 // Order is important |
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50 delete iOperationQueue; |
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51 // |
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52 delete iDatabaseDriver; |
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53 delete iChangeTracker; |
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54 delete iDatabaseMarshall; |
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55 // |
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56 delete iRecentListManager; |
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57 delete iResourceInterpreter; |
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58 // |
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59 delete iBackupManager; |
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60 delete iShutdownTimer; |
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61 iFsSession.Close(); |
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62 |
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63 LOGTEXT("CLogServServer::~CLogServServer() - end"); |
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64 } |
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65 |
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66 void CLogServServer::ConstructL() |
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67 { |
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68 LOGTEXT("CLogServServer::ConstructL() - about to connect to file server"); |
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69 User::LeaveIfError(iFsSession.Connect()); |
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70 |
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71 LOGTEXT("CLogServServer::ConstructL() - about to start server"); |
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72 StartL(KLogServerFullName); |
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73 |
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74 // Low level objects |
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75 LOGTEXT("CLogServServer::ConstructL() - about to create shutdown timer"); |
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76 iShutdownTimer = CLogServShutdownTimer::NewL(Priority() + 1); |
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77 |
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78 LOGTEXT("CLogServServer::ConstructL() - about to create backup manager"); |
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79 iBackupManager = CLogServBackupManager::NewL(Priority()); |
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80 |
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81 LOGTEXT("CLogServServer::ConstructL() - about to create resource interpreter"); |
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82 iResourceInterpreter = CLogServResourceInterpreter::NewL(iFsSession); |
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83 |
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84 LOGTEXT("CLogServServer::ConstructL() - about to create recent list manager"); |
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85 iRecentListManager = CLogServRecentListManager::NewL(*iResourceInterpreter, R_LOG_RECENT); |
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86 |
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87 // Medium level objects |
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88 LOGTEXT("CLogServServer::ConstructL() - about to create database marshall"); |
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89 iDatabaseMarshall = CLogServDatabaseMarshall::NewL(iFsSession, *iResourceInterpreter, *iBackupManager); |
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90 |
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91 LOGTEXT("CLogServServer::ConstructL() - about to create change tracker"); |
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92 iChangeTracker = CLogServDatabaseChangeTracker::NewL(*iDatabaseMarshall, *iBackupManager, Priority() + 1); |
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93 |
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94 // Setup the pointer to the change tracker from within the database marshall (since its underlying |
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95 // mixin provides a means of submitting change events) |
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96 LOGTEXT("CLogServServer::ConstructL() - about to set change interface for database marshall "); |
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97 iDatabaseMarshall->SetChangeInterface(*iChangeTracker); |
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98 |
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99 // These objects are quite high level... i.e. they use the engine objects above |
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100 LOGTEXT("CLogServServer::ConstructL() - about to create database driver"); |
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101 iDatabaseDriver = CLogServDatabaseDriver::NewL(*iBackupManager, *iDatabaseMarshall, *iResourceInterpreter, *iRecentListManager, Priority() - 1); |
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102 |
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103 LOGTEXT("CLogServServer::ConstructL() - about to create operation queue"); |
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104 iOperationQueue = CLogServOperationQueue::NewL(*iDatabaseDriver, Priority()); |
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105 |
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106 // Ensure that the server still exits even if the 1st client fails to connect |
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107 // Only shutdown the server if it's transient - by default it isn't, but keeping |
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108 // this code here in case this changes |
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109 if (iTransient) |
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110 iShutdownTimer->Start(); |
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111 |
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112 LOGTEXT("CLogServServer::ConstructL() - end"); |
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113 } |
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114 |
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115 CLogServServer* CLogServServer::NewLC() |
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116 { |
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117 CLogServServer* self = new(ELeave) CLogServServer; |
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118 CleanupStack::PushL(self); |
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119 self->ConstructL(); |
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120 return self; |
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121 } |
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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 |
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127 void CLogServServer::SLOHandleEvent(TLogServSessionId /*aId*/, TLogServSessionEvent aEvent) |
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128 { |
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129 switch(aEvent) |
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130 { |
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131 case ELogServSessionEventCreated: |
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132 iShutdownTimer->Cancel(); |
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133 ++iSessionCount; |
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134 break; |
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135 case ELogServSessionEventDestroyed: |
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136 // Only shutdown the server if it's transient - by default it isn't |
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137 if (--iSessionCount == 0 && iTransient) |
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138 iShutdownTimer->Start(); |
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139 break; |
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140 } |
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141 |
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142 } |
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143 |
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144 ///////////////////////////////////////////////////////////////////////////////////////// |
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145 ///////////////////////////////////////////////////////////////////////////////////////// |
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146 ///////////////////////////////////////////////////////////////////////////////////////// |
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147 CSession2* CLogServServer::NewSessionL(const TVersion& /*aVersion*/,const RMessage2& /*aMessage*/) const |
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148 // |
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149 // Create a new client session. This should really check the version number. |
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150 // |
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151 { |
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152 CLogServServer* self = const_cast<CLogServServer*>(this); |
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153 const TLogServSessionId sessionId = ++self->iNextFreeSessionId; |
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154 |
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155 LOGTEXT2("CLogServServer::NewSessionL() - session id is: %d", sessionId); |
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156 // |
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157 CLogServSession* session = new(ELeave) CLogServSession(sessionId, |
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158 *self, |
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159 *iBackupManager, |
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160 *iDatabaseDriver, |
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161 *iOperationQueue, |
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162 *iChangeTracker, |
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163 *iDatabaseMarshall); |
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164 LOGTEXT("CLogServServer::NewSessionL() - end"); |
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165 return session; |
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166 } |
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167 |
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168 #ifdef _DEBUG |
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169 void CLogServServer::MakeTransient(TBool aTransient) |
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170 { |
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171 iTransient = aTransient; |
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172 } |
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173 #endif//_DEBUG |
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174 |
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175 ///////////////////////////////////////////////////////////////////////////////////////// |
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176 ///////////////////////////////////////////////////////////////////////////////////////// |
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177 ///////////////////////////////////////////////////////////////////////////////////////// |
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178 |