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1 /* |
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2 * Copyright (c) 2004-2008 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: Responsible for maintaining synchronization between the contact DB |
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15 * and the VAS DB |
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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 "NssVasCContactHandler.h" |
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22 #include "nssvasccontacthandlerimpl.h" |
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23 #include "rubydebug.h" |
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24 |
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25 // CONSTANTS |
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26 // Thread name |
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27 _LIT( KCHThreadName, "NssVasCHThread" ); |
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28 // Thread priority |
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29 const TThreadPriority KCHThreadPriority = EPriorityAbsoluteLow; |
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30 // Thread heap min-max |
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31 const TInt KCHHeapMinSize = KMinHeapSize; |
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32 const TInt KCHHeapMaxSize = 0x300000; |
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33 |
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34 /** |
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35 * Utility class to handle cleanup of ContactHandler thread |
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36 */ |
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37 NONSHARABLE_CLASS( CContactHandlerStopper ) : public CAsyncOneShot |
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38 { |
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39 public: |
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40 static CContactHandlerStopper* NewL( TInt aPriority ); |
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41 virtual ~CContactHandlerStopper(); |
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42 void StopCH(); |
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43 protected: |
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44 void RunL(); |
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45 void DoCancel(); |
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46 private: |
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47 CContactHandlerStopper( TInt aPriority ); |
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48 }; |
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49 |
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50 // --------------------------------------------------------- |
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51 // CNssContactHandler::CNssContactHandler |
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52 // C++ constructor. |
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53 // --------------------------------------------------------- |
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54 // |
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55 CNssContactHandler::CNssContactHandler(): |
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56 iStopper( NULL ) |
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57 { |
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58 // Nothing |
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59 } |
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60 |
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61 // --------------------------------------------------------- |
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62 // CNssContactHandler::NewL |
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63 // Two-phased constructor. |
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64 // --------------------------------------------------------- |
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65 // |
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66 EXPORT_C CNssContactHandler* CNssContactHandler::NewL() |
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67 { |
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68 RUBY_DEBUG_BLOCK("CNssContactHandler::NewL"); |
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69 CNssContactHandler* self = new (ELeave) CNssContactHandler(); |
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70 |
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71 CleanupStack::PushL( self ); |
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72 self->ConstructL(); |
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73 CleanupStack::Pop( self ); |
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74 |
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75 return self; |
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76 } |
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77 |
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78 // --------------------------------------------------------- |
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79 // CNssContactHandler::ConstructL |
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80 // Second-phase constructor. |
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81 // --------------------------------------------------------- |
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82 // |
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83 void CNssContactHandler::ConstructL() |
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84 { |
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85 // Create processing thread |
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86 RThread chThread; |
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87 |
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88 iThreadNameBuf.Append( _L( "[" ) ); |
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89 // Add this pointer to the thread name to get it unique |
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90 iThreadNameBuf.AppendNum( ( TInt ) this ); |
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91 iThreadNameBuf.Append( _L( "]" ) ); |
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92 iThreadNameBuf.Append( KCHThreadName ); |
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93 |
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94 //RUBY_DEBUG1( "CNssContactHandler::ConstructL starting a thread with name: %S", iThreadNameBuf ); |
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95 |
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96 User::LeaveIfError( chThread.Create( iThreadNameBuf, CHThreadFunction, KDefaultStackSize, KCHHeapMinSize, KCHHeapMaxSize, this ) ); |
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97 |
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98 chThread.SetPriority( KCHThreadPriority ); |
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99 chThread.Resume(); |
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100 chThread.Close(); |
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101 } |
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102 |
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103 // --------------------------------------------------------- |
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104 // CNssContactHandler::~CNssContactHandler |
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105 // Destructor. |
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106 // --------------------------------------------------------- |
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107 // |
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108 EXPORT_C CNssContactHandler::~CNssContactHandler() |
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109 { |
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110 RUBY_DEBUG0("CNssContactHandlerImplementation::~CNssContactHandler"); |
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111 |
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112 // Check if Contact Handler thread is still alive |
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113 RThread chThread; |
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114 |
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115 _LIT( KProcessThreadDelimeter, "::" ); |
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116 TBuf<256> fullThreadName; |
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117 RProcess currentProcess; |
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118 fullThreadName.Append( currentProcess.FullName() ); |
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119 fullThreadName.Append( KProcessThreadDelimeter ); |
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120 fullThreadName.Append( iThreadNameBuf ); |
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121 |
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122 if ( chThread.Open( fullThreadName ) == KErrNone ) |
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123 { |
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124 // Increase the thread priority to get the cleanup done quickly |
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125 // Fixes priority inversion problem |
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126 chThread.SetPriority( RThread().Priority() ); |
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127 RUBY_DEBUG1("CNssContactHandlerImplementation::~CNssContactHandler increased priority to: %d", chThread.Priority() ); |
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128 |
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129 if ( iStopper ) |
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130 { |
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131 // Start AO which stops the ActiveScheduler in ContactHandler thread |
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132 // -> ContactHandler thread will clean itself |
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133 iStopper->StopCH(); |
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134 iStopper = NULL; |
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135 |
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136 // Wait that cleanup of ContactHandler thread has been done properly |
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137 TRequestStatus threadCompletion; |
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138 chThread.Rendezvous( threadCompletion ); |
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139 User::WaitForRequest( threadCompletion ); |
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140 } |
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141 |
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142 chThread.Kill( KErrNone ); |
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143 |
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144 chThread.Close(); |
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145 } |
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146 else |
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147 { |
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148 //RUBY_ERROR1( "CNssContactHandlerImplementation::~CNssContactHandler failed to open thread: %S", iThreadNameBuf ); |
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149 } |
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150 } |
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151 |
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152 // --------------------------------------------------------- |
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153 // CNssContactHandler::DisableEventHandling |
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154 // Disables the event handling. |
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155 // --------------------------------------------------------- |
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156 // |
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157 EXPORT_C void CNssContactHandler::DisableEventHandling() |
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158 { |
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159 RUBY_DEBUG0( "CNssContactHandler::DisableEventHandling" ); |
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160 } |
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161 |
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162 // --------------------------------------------------------- |
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163 // CNssContactHandler::EnableEventHandling |
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164 // Enables event handling |
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165 //--------------------------------------------------------- |
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166 // |
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167 EXPORT_C void CNssContactHandler::EnableEventHandling() |
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168 { |
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169 RUBY_DEBUG0( "CNssContactHandler::EnableEventHandling" ); |
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170 } |
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171 |
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172 // --------------------------------------------------------- |
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173 // CNssContactHandler::SetStopperPointer |
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174 // Sets the pointer to stopper object. |
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175 //--------------------------------------------------------- |
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176 // |
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177 void CNssContactHandler::SetStopperPointer( CContactHandlerStopper* aStopper ) |
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178 { |
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179 iStopper = aStopper; |
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180 } |
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181 |
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182 // --------------------------------------------------------- |
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183 // CNssContactHandler::CHThreadFunction |
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184 // ContactHandler thread function. |
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185 // --------------------------------------------------------- |
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186 // |
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187 TInt CNssContactHandler::CHThreadFunction( TAny* aParams ) |
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188 { |
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189 TInt result = KErrNone; |
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190 // CleanupStack creation |
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191 CTrapCleanup* cleanupStack = CTrapCleanup::New(); |
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192 |
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193 // ActiveScheduler creation |
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194 CActiveScheduler* scheduler = NULL; |
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195 TRAPD( error, scheduler = new (ELeave) CActiveScheduler() ); |
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196 if ( error == KErrNone ) |
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197 { |
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198 // Take created ActiveScheduler into use |
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199 CActiveScheduler::Install( scheduler ); |
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200 |
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201 // Create utility object which is used when stopping this thread |
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202 CNssContactHandler* self = ( CNssContactHandler* )aParams; |
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203 CContactHandlerStopper* stopper = NULL; |
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204 TRAP( error, stopper = CContactHandlerStopper::NewL( EPriorityNormal ) ); |
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205 if ( error == KErrNone ) |
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206 { |
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207 self->SetStopperPointer( stopper ); |
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208 |
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209 // Implementation of VAS ContactHandler |
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210 CNssContactHandlerImplementation* impl = NULL; |
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211 TRAP( error, impl = CNssContactHandlerImplementation::NewL() ); |
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212 |
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213 if ( error == KErrNone ) |
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214 { |
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215 CActiveScheduler::Start(); |
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216 |
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217 delete impl; |
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218 self->SetStopperPointer( NULL ); |
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219 delete stopper; |
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220 delete scheduler; |
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221 delete cleanupStack; |
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222 |
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223 // Signal that cleanup of ContactHandler thread is now ok |
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224 RThread().Rendezvous( KErrNone ); |
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225 |
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226 result = KErrNone; |
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227 } // If created implementation |
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228 else |
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229 { |
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230 RUBY_ERROR1( "CNssContactHandler::CHThreadFunction Failed to create CH implementation. Error [%d]", |
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231 error ); |
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232 |
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233 self->SetStopperPointer( NULL ); |
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234 delete stopper; |
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235 delete scheduler; |
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236 result = error; |
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237 } |
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238 |
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239 // Self pointer not needed anymore |
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240 self = NULL; |
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241 |
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242 } // if created stopper |
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243 else |
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244 { |
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245 RUBY_ERROR1( "CNssContactHandler::CHThreadFunction Failed to create CContactHandlerStopper. Error [%d]", |
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246 error ); |
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247 delete scheduler; |
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248 result = error; |
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249 } |
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250 |
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251 } // if created scheduler |
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252 else |
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253 { |
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254 RUBY_ERROR1( "CNssContactHandler::CHThreadFunction Failed to create the active scheduler. Error [%d]", |
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255 error ); |
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256 result = error; |
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257 } |
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258 |
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259 return result; |
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260 } |
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261 |
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262 // --------------------------------------------------------- |
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263 // CContactHandlerStopper::NewL |
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264 // Two-phased constructor. |
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265 // --------------------------------------------------------- |
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266 // |
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267 CContactHandlerStopper* CContactHandlerStopper::NewL( TInt aPriority ) |
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268 { |
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269 CContactHandlerStopper* self = new (ELeave) CContactHandlerStopper( aPriority ); |
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270 return self; |
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271 } |
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272 |
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273 // --------------------------------------------------------- |
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274 // CContactHandlerStopper::~CContactHandlerStopper |
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275 // Desctructor. |
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276 // --------------------------------------------------------- |
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277 // |
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278 CContactHandlerStopper::~CContactHandlerStopper() |
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279 { |
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280 Cancel(); |
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281 } |
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282 |
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283 // --------------------------------------------------------- |
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284 // CContactHandlerStopper::CContactHandlerStopper |
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285 // C++ constructor. |
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286 // --------------------------------------------------------- |
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287 // |
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288 CContactHandlerStopper::CContactHandlerStopper( TInt aPriority ) : |
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289 CAsyncOneShot( aPriority ) |
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290 { |
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291 // Nothing |
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292 } |
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293 |
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294 // --------------------------------------------------------- |
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295 // CContactHandlerStopper::StopCH |
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296 // Method to request stopping. |
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297 // --------------------------------------------------------- |
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298 // |
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299 void CContactHandlerStopper::StopCH() |
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300 { |
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301 Call(); |
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302 } |
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303 |
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304 // --------------------------------------------------------- |
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305 // CContactHandlerStopper::RunL |
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306 // From CActive. |
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307 // --------------------------------------------------------- |
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308 // |
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309 void CContactHandlerStopper::RunL() |
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310 { |
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311 CActiveScheduler::Stop(); |
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312 } |
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313 |
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314 // --------------------------------------------------------- |
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315 // CContactHandlerStopper::DoCancel |
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316 // From CActive. |
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317 // --------------------------------------------------------- |
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318 // |
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319 void CContactHandlerStopper::DoCancel() |
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320 { |
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321 // Nothing |
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322 } |
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323 |
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324 // End of file |