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1 /* |
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2 * Copyright (c) 2005-2006 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: CNssVasDbBuilder is owned by CNssVASDBMgr. It is responsible for creating |
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15 * the context manaher, tag manager, vas db event notifier, and tag select |
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16 * notifier. This class is a singleton, and is created using the InstanceL(), |
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17 * and deleted using the RemoveInstance() methods. |
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18 * |
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19 */ |
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20 |
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21 |
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22 #include "nssvascvasdbbuilder.h" |
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23 #include "rubydebug.h" |
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24 |
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25 // ================= MEMBER FUNCTIONS ======================= |
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26 |
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27 // ----------------------------------------------------------------------------- |
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28 // CNssVASDBBuilder::InstanceL |
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29 // This function returns an instance of CNssVASDBBuilder. |
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30 // Must be called one to one with RemoveInstance(). |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 CNssVASDBBuilder* CNssVASDBBuilder::InstanceL() |
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34 { |
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35 RUBY_DEBUG_BLOCK( "CNssVASDBBuilder::InstanceL" ); |
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36 |
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37 TThreadLocalStorage* pTls = 0; |
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38 if (Dll::Tls() == 0) |
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39 { |
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40 CNssVASDBBuilder* instance = CNssVASDBBuilder::NewL(); |
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41 CleanupStack::PushL(instance); |
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42 pTls = new (ELeave) TThreadLocalStorage (); |
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43 CleanupStack::Pop(instance); |
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44 pTls->iInstance = instance; |
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45 pTls->iInstanceCount = 0; |
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46 Dll::SetTls (pTls); |
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47 } |
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48 else |
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49 { |
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50 pTls = (TThreadLocalStorage *) Dll::Tls(); |
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51 } |
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52 pTls->iInstanceCount++; |
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53 return pTls->iInstance; |
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54 } |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // CNssVASDBBuilder::RemoveInstance |
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58 // This method removes one instance of this class by decrementing |
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59 // the number of instances. When the number of instances hit 0, |
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60 // the object is deleted. Must be called one to one with InstanceL(). |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 void CNssVASDBBuilder::RemoveInstance() |
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64 { |
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65 RUBY_DEBUG0( "CNssVASDBBuilder::RemoveInstance" ); |
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66 |
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67 TThreadLocalStorage* pTls = (TThreadLocalStorage *) Dll::Tls(); |
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68 if (--pTls->iInstanceCount <= 0) |
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69 { |
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70 delete pTls->iInstance; |
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71 delete (TThreadLocalStorage *) Dll::Tls(); |
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72 Dll::SetTls (0); |
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73 } |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CNssVASDBBuilder::CNssVASDBBuilder |
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78 // C++ constructor |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 CNssVASDBBuilder::CNssVASDBBuilder() |
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82 { |
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83 } |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CNssVASDBBuilder::ConstructL |
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87 // EPOC Constructor |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 void CNssVASDBBuilder::ConstructL() |
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91 { |
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92 iVasDatabase = CNssVASDatabase::NewL(CActive::EPriorityStandard); |
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93 iContextMgr = CNssContextMgr::NewL(iVasDatabase); |
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94 iTagMgr = CNssTagMgr::NewL(iVasDatabase, iContextMgr); |
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95 iDBTagSelectNotifier = CNssDBTagSelectNotifier::NewL(iVasDatabase); |
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96 //iVASDBEventNotifier = new (ELeave) CNssVASDBEventNotifier(iVasDatabase); |
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97 } |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CNssVASDBBuilder::NewL |
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101 // 2 phase Construction |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 CNssVASDBBuilder* CNssVASDBBuilder::NewL() |
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105 { |
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106 RUBY_DEBUG_BLOCK( "CNssVASDBBuilder::NewL" ); |
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107 |
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108 CNssVASDBBuilder* self = NewLC(); |
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109 CleanupStack::Pop(self); |
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110 return (self); |
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111 } |
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112 |
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113 // ----------------------------------------------------------------------------- |
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114 // CNssVASDBBuilder::NewLC |
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115 // 2 phase Construction |
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116 // ----------------------------------------------------------------------------- |
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117 // |
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118 CNssVASDBBuilder* CNssVASDBBuilder::NewLC() |
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119 { |
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120 CNssVASDBBuilder* self = new(ELeave)CNssVASDBBuilder; |
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121 CleanupStack::PushL(self); |
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122 self->ConstructL(); |
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123 return (self); |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CNssVASDBBuilder::~CNssVASDBBuilder |
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128 // destructor |
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129 // ----------------------------------------------------------------------------- |
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130 // |
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131 CNssVASDBBuilder::~CNssVASDBBuilder() |
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132 { |
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133 RUBY_DEBUG0( "CNssVASDBBuilder::~CNssVASDBBuilder" ); |
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134 |
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135 if(iContextMgr) |
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136 { |
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137 delete iContextMgr; |
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138 iContextMgr = NULL; |
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139 } |
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140 if(iTagMgr) |
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141 { |
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142 delete iTagMgr; |
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143 iTagMgr = NULL; |
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144 } |
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145 if(iDBTagSelectNotifier) |
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146 { |
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147 delete iDBTagSelectNotifier; |
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148 iDBTagSelectNotifier = NULL; |
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149 } |
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150 if(iVASDBEventNotifier) |
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151 { |
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152 delete iVASDBEventNotifier; |
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153 iVASDBEventNotifier = NULL; |
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154 } |
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155 if(iVasDatabase) |
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156 { |
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157 iVasDatabase->CloseDatabase(); |
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158 delete iVasDatabase; |
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159 iVasDatabase = NULL; |
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160 } |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CNssVASDBBuilder::InitializeL |
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165 // initialises CNssVASDatabase, by connecting, creating (if not created) |
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166 // and opening the datatabase |
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167 // ----------------------------------------------------------------------------- |
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168 // |
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169 void CNssVASDBBuilder::InitializeL() |
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170 { |
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171 RUBY_DEBUG_BLOCK( "CNssVASDBBuilder::InitializeL" ); |
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172 if( iInitialized ) |
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173 { |
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174 RUBY_DEBUG0( "CNssVASDBBuilder::InitializeL Already initialized. Ignoring" ); |
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175 return; |
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176 } |
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177 |
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178 TInt err = iVasDatabase->CreateDb(); |
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179 if ( err != KErrNone ) |
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180 { |
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181 User::Leave( err ); // failed to create database |
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182 } |
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183 |
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184 // open database |
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185 err = iVasDatabase->OpenDatabase(); |
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186 if ( err != KErrNone && err != KErrDbAlreadyOpen ) |
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187 { |
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188 RUBY_DEBUG0( "CNssVASDBBuilder::InitializeL ERROR cannot open VAS DB" ); |
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189 |
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190 User::Leave( err ); |
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191 } |
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192 iInitialized = ETrue; |
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193 } |
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194 |
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195 // ----------------------------------------------------------------------------- |
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196 // CNssVASDBBuilder::GetContextMgr |
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197 // gets the context manager |
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198 // ----------------------------------------------------------------------------- |
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199 // |
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200 CNssContextMgr* CNssVASDBBuilder::GetContextMgr() |
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201 { |
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202 return iContextMgr; |
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203 } |
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204 |
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205 // ----------------------------------------------------------------------------- |
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206 // CNssVASDBBuilder::GetTagMgr |
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207 // gets the tag manager |
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208 // ----------------------------------------------------------------------------- |
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209 // |
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210 CNssTagMgr* CNssVASDBBuilder::GetTagMgr() |
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211 { |
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212 return iTagMgr; |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CNssVASDBBuilder::GetVASDBEventNotifier |
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217 // gets the vas db event notifier |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 CNssVASDBEventNotifier* CNssVASDBBuilder::GetVASDBEventNotifier() |
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221 { |
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222 return iVASDBEventNotifier; |
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223 } |
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224 |
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225 // ----------------------------------------------------------------------------- |
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226 // CNssVASDBBuilder::GetTagSelectNotifier |
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227 // gets the tag select notifier |
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228 // ----------------------------------------------------------------------------- |
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229 // |
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230 CNssDBTagSelectNotifier* CNssVASDBBuilder::GetTagSelectNotifier() |
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231 { |
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232 return iDBTagSelectNotifier; |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CNssVASDBBuilder::Close |
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237 // closes the database |
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238 // ----------------------------------------------------------------------------- |
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239 // |
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240 void CNssVASDBBuilder::Close() |
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241 { |
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242 RUBY_DEBUG0( "CNssVASDBBuilder::Close" ); |
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243 |
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244 if(iVasDatabase) |
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245 { |
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246 iVasDatabase->CloseDatabase(); |
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247 } |
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248 } |
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249 |