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1 /* |
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2 * Copyright (c) 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 #include <QFile> |
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19 #include <QTextStream> |
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20 #include <QDateTime> |
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21 #include "irqlogger.h" |
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22 |
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23 // ============================================================================ |
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24 // SymbianLogger Defenition |
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25 // ============================================================================ |
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26 #if defined LOGGING_ENABLED && defined COMBINE_WITH_ENGINE_LOGGER |
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27 |
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28 #include "irdebug.h" |
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29 |
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30 void SymbianLogger::writeLog( const QString& aMsg ) |
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31 { |
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32 TPtrC tmpDesc(reinterpret_cast<const TUint16*>(aMsg.utf16()), aMsg.length()); |
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33 IRLOG_DEBUG_DESC( tmpDesc ); |
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34 } |
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35 |
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36 #else // LOGGING_ENABLED && COMBINE_WITH_ENGINE_LOGGER |
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37 |
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38 void SymbianLogger::writeLog( const QString& aMsg ) |
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39 { |
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40 Q_UNUSED(aMsg); |
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41 } |
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42 |
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43 #endif // LOGGING_ENABLED && COMBINE_WITH_ENGINE_LOGGER |
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44 |
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45 // ============================================================================ |
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46 // MethodLogger Defenition |
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47 // ============================================================================ |
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48 #ifdef LOGGING_ENABLED |
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49 |
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50 const char* KLogEnter = "--> %s"; |
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51 const char* KLogExit = "<-- %s"; |
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52 const char* KLogExitRet = "<-- %s, Returning %s"; |
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53 const char* KLogExitException = "<-- %s, Exception raised"; |
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54 |
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55 MethodLogger::MethodLogger( const char* aFunction ) : |
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56 iFunction( aFunction ) |
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57 { |
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58 QString msg; |
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59 msg.sprintf( KLogEnter, iFunction ); |
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60 WRITELOG( msg ); |
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61 } |
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62 |
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63 MethodLogger::~MethodLogger() |
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64 { |
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65 QString msg; |
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66 if ( std::uncaught_exception() ) |
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67 { |
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68 msg.sprintf( KLogExitException, iFunction ); |
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69 WRITELOG( msg ); |
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70 } |
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71 else |
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72 { |
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73 msg.sprintf( KLogExit, iFunction ); |
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74 WRITELOG( msg ); |
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75 } |
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76 } |
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77 |
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78 #else // LOGGING_ENABLED |
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79 |
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80 MethodLogger::MethodLogger( const char* aFunction ) : |
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81 iFunction( aFunction ) |
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82 { |
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83 } |
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84 |
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85 MethodLogger::~MethodLogger() |
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86 { |
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87 } |
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88 |
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89 #endif // LOGGING_ENABLED |
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90 |
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91 |
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92 // ============================================================================ |
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93 // FileLogger Defenition |
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94 // ============================================================================ |
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95 QFile gDebugFile; |
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96 bool gFilterByLogMarker = false; |
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97 |
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98 #if defined LOGGING_ENABLED && defined TRACE_TO_FILE && !defined COMBINE_WITH_ENGINE_LOGGER |
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99 |
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100 FileLogger::FileLogger(const QString& aFileName, bool aFilterByMarker) |
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101 { |
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102 installMessageHandler( aFileName, aFilterByMarker ); |
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103 } |
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104 |
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105 FileLogger::~FileLogger() |
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106 { |
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107 uninstallMessageHandler(); |
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108 } |
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109 |
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110 #else // LOGGING_ENABLED && TRACE_TO_FILE && !COMBINE_WITH_ENGINE_LOGGER |
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111 |
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112 FileLogger::FileLogger(const QString& aFileName, bool aFilterByMarker) |
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113 { |
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114 Q_UNUSED(aFileName); |
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115 Q_UNUSED(aFilterByMarker); |
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116 } |
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117 |
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118 FileLogger::~FileLogger() |
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119 { |
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120 } |
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121 |
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122 #endif // LOGGING_ENABLED && TRACE_TO_FILE && !COMBINE_WITH_ENGINE_LOGGER |
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123 |
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124 void FileLogger::installMessageHandler( const QString& aFileName, bool aFilterByMarker ) |
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125 { |
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126 gDebugFile.setFileName( aFileName ); |
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127 gFilterByLogMarker = aFilterByMarker; |
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128 |
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129 gDebugFile.open( QIODevice::Text | QIODevice::WriteOnly ); |
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130 |
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131 if ( gDebugFile.isOpen() ) |
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132 { |
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133 qInstallMsgHandler( FileLogger::handleMessage ); |
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134 } |
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135 } |
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136 |
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137 void FileLogger::uninstallMessageHandler() |
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138 { |
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139 if ( gDebugFile.isOpen() ) |
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140 { |
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141 qInstallMsgHandler( 0 ); |
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142 gDebugFile.close(); |
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143 } |
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144 } |
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145 |
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146 void FileLogger::handleMessage( QtMsgType aType, const char* aMsg ) |
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147 { |
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148 if ( aType == QtDebugMsg ) |
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149 { |
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150 QString message( aMsg ); |
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151 if ( gFilterByLogMarker && message.contains( QString( KLogMarker ) ) ) |
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152 { |
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153 QTextStream debugStream( &gDebugFile ); |
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154 QDateTime dateTime( QDateTime::currentDateTime() ); |
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155 debugStream<<dateTime.toString("yyyy-MM-dd hh:mm:ss.zzz")<<" : "<<message<<endl; |
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156 } |
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157 } |
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158 } |
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159 // ============================================================================ |
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160 // SIGNAL/SLOT CONNECTION CHECKER |
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161 // ============================================================================ |
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162 bool connectAndTest( const QObject* aSender, const char* aSignal, |
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163 const QObject* aReceiver, const char* aMember, |
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164 Qt::ConnectionType aType ) |
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165 { |
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166 bool connected = QObject::connect( aSender, aSignal, aReceiver, aMember, aType ); |
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167 if ( !connected ) |
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168 { |
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169 LOG( "Failed to make a signal-slot connection!" ); |
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170 LOG_FORMAT( "sender: %s", aSender->metaObject()->className() ); |
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171 LOG_FORMAT( "signal: %s", aSignal ); |
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172 LOG_FORMAT( "receiver: %s", aReceiver->metaObject()->className() ); |
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173 LOG_FORMAT( "slot: %s", aMember ); |
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174 } |
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175 return connected; |
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176 } |
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177 |
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178 bool connectAndAssert( const QObject* aSender, const char* aSignal, |
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179 const QObject* aReceiver, const char* aMember, |
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180 Qt::ConnectionType aType ) |
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181 { |
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182 bool connected = connectAndTest( aSender, aSignal, aReceiver, aMember, aType ); |
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183 Q_ASSERT( connected ); |
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184 return connected; |
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185 } |
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186 |