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1 /* |
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2 * Copyright (c) 2007 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: Implementation for Presence Cache Server |
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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 // INCLUDE FILES |
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20 #include <e32svr.h> |
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21 #include <e32base.h> |
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22 #include <e32std.h> |
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23 #include <ecom.h> |
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24 |
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25 #include "presencecacheservicestore.h" |
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26 #include "presencecacheserver.h" |
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27 #include "presencecachesession.h" |
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28 #include "presencecachedefs.h" |
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29 #include "ximptrace.h" |
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30 |
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31 //Include Cache server namespace |
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32 using namespace NCacheSrv; |
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33 |
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34 |
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35 // ----------------------------------------------------------------------------- |
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36 // CPresenceCacheServer::NewLC() |
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37 // ----------------------------------------------------------------------------- |
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38 // |
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39 CPresenceCacheServer* CPresenceCacheServer::NewLC() |
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40 { |
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41 CPresenceCacheServer* self = new( ELeave ) CPresenceCacheServer(EPriorityNormal); |
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42 CleanupStack::PushL( self ); |
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43 self->ConstructL(); |
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44 return self; |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CPresenceCacheServer::~CPresenceCacheServer() |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CPresenceCacheServer::~CPresenceCacheServer() |
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52 { |
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53 DoCancel(); |
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54 TInt count = iPresenceCache.Count(); |
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55 for (TInt i=0;i<count;i++) |
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56 { |
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57 delete iPresenceCache[i]; |
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58 } |
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59 iPresenceCache.Close(); |
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60 REComSession::FinalClose(); |
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61 TRACE( _L("CPresenceCacheServer::~CPresenceCacheServer - end") ); |
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62 } |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CPresenceCacheServer::IncrementSessions() |
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66 // ----------------------------------------------------------------------------- |
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67 // |
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68 void CPresenceCacheServer::IncrementSessions() |
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69 { |
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70 TRACE( _L("CPresenceCacheServer::IncrementSessions - start") ); |
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71 iSessionCount++; |
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72 iShutdown.Cancel(); |
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73 } |
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74 |
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75 // ----------------------------------------------------------------------------- |
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76 // CPresenceCacheServer::DecrementSessions() |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 void CPresenceCacheServer::DecrementSessions() |
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80 { |
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81 TRACE( _L("CPresenceCacheServer::DecrementSessions - start") ); |
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82 iSessionCount--; |
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83 if( iSessionCount == 0 ) |
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84 { |
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85 iShutdown.Start(); |
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86 } |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CPresenceCacheServer::SessionExists() |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 TBool CPresenceCacheServer::SessionExists(CPresenceCacheSession* aSession) |
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94 { |
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95 iSessionIter.SetToFirst(); |
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96 |
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97 // Check TID match |
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98 while ( iSessionIter ) |
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99 { |
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100 CSession2* session = iSessionIter; |
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101 iSessionIter++; |
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102 if (((CPresenceCacheSession*)session)==aSession) |
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103 return ETrue; |
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104 } |
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105 return EFalse; |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CPresenceCacheServer::RunError() |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 TInt CPresenceCacheServer::RunError( TInt aError ) |
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113 { |
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114 TRACE_1( _L("CPresenceCacheServer::RunError [%d] - enter"), aError ); |
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115 Message().Complete( aError ); |
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116 |
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117 // The leave will result in an early return from CServer::RunL(), skipping |
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118 // the call to request another message. So do that now in order to keep the |
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119 // server running. |
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120 ReStart(); |
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121 |
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122 return KErrNone; // Handled the error fully |
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123 } |
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124 |
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125 // ----------------------------------------------------------------------------- |
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126 // CPresenceCacheServer::CPresenceCacheServer() |
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127 // ----------------------------------------------------------------------------- |
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128 // |
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129 CPresenceCacheServer::CPresenceCacheServer( TInt aPriority ) |
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130 : CServer2( aPriority ) |
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131 { |
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132 } |
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133 |
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134 // ----------------------------------------------------------------------------- |
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135 // CPresenceCacheServer::ConstructL() |
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136 // ----------------------------------------------------------------------------- |
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137 // |
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138 void CPresenceCacheServer::ConstructL() |
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139 { |
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140 iShutdown.ConstructL(); |
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141 // ensure that the server still exits even if the 1st client fails to connect |
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142 iShutdown.Start(); |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // CPresenceCacheServer::NewSessionL() |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 CSession2* CPresenceCacheServer::NewSessionL( const TVersion& aVersion, |
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150 const RMessage2& /*aMessage */) const |
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151 { |
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152 TRACE( _L("CPresenceCacheServer::NewSessionL - enter")); |
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153 TVersion srvVersion( NVersion::KMajor, |
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154 NVersion::KMinor, |
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155 NVersion::KBuild ); |
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156 |
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157 if( !User::QueryVersionSupported( aVersion, srvVersion ) ) |
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158 { |
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159 User::Leave( KErrNotSupported ); |
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160 } |
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161 |
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162 CPresenceCacheServer* self = const_cast< CPresenceCacheServer* >( this ); |
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163 CSession2* session = NULL; |
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164 |
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165 session = CPresenceCacheSession::NewL( *self ); |
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166 TRACE( _L("CPresenceCacheServer::NewSessionL - end")); |
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167 return session; |
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168 } |
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169 |
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170 // ----------------------------------------------------------------------------- |
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171 // CPresenceCacheServer::ExecuteL() |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 void CPresenceCacheServer::ExecuteL() |
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175 { |
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176 TRACE( _L("CPresenceCacheServer::ExecuteL - enter")); |
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177 // start scheduler |
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178 CActiveScheduler* pA = new( ELeave )CActiveScheduler; |
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179 CleanupStack::PushL( pA ); |
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180 CActiveScheduler::Install( pA ); |
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181 |
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182 // create server |
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183 CPresenceCacheServer* server = CPresenceCacheServer::NewLC(); |
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184 server->StartL( NName::KSymbianServer ); |
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185 |
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186 //Signal client that we are started |
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187 RProcess().Rendezvous( KErrNone ); |
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188 |
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189 //Execute the server |
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190 CActiveScheduler::Start(); // CSI: 3 # |
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191 |
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192 //Cleanup |
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193 CleanupStack::PopAndDestroy( server );//server |
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194 CleanupStack::PopAndDestroy( pA ); |
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195 CActiveScheduler::Install( NULL ); |
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196 TRACE( _L("CPresenceCacheServer::ExecuteL - end")); |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // E32Main() |
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201 // Provides the API for the operating system to start the executable. |
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202 // Returns the address of the function to be called. |
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203 // ----------------------------------------------------------------------------- |
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204 // |
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205 GLDEF_C TInt E32Main() |
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206 { |
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207 TRACE( _L("Cache E32Main - enter") ); |
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208 |
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209 __UHEAP_MARK; |
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210 |
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211 User::RenameThread( NName::KMainThread ); |
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212 |
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213 CTrapCleanup* tc = CTrapCleanup::New(); |
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214 if( !tc ) |
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215 { |
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216 return KErrNoMemory; |
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217 } |
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218 |
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219 TRAPD( err, CPresenceCacheServer::ExecuteL() ); |
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220 delete tc; |
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221 |
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222 __UHEAP_MARKEND; |
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223 |
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224 TRACE_1( _L("Cache E32Main - exit: %d"), err ); |
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225 return err; |
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226 } |
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227 |
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228 // ----------------------------------------------------------------------------- |
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229 // CShutdown::RunL() |
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230 // ----------------------------------------------------------------------------- |
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231 // |
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232 void CShutdown::RunL() |
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233 { |
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234 CActiveScheduler::Stop(); |
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235 } |
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236 |
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237 inline CShutdown::CShutdown() |
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238 :CTimer(-1) |
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239 {CActiveScheduler::Add(this);} |
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240 inline void CShutdown::ConstructL() |
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241 {CTimer::ConstructL();} |
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242 inline void CShutdown::Start() |
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243 {After(KMyShutdownDelay);} |
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244 |
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245 // End of File |
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246 |