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1 /* |
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2 * Copyright (c) 2010 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 |
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19 // INCLUDE FILES |
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20 #include <e32svr.h> |
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21 #include <S32MEM.H> |
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22 |
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23 #include "SearchClient.pan" |
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24 #include "CCPixIndexer.h" |
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25 #include "MCPixIndexerObserver.h" |
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26 #include "SearchServerCommon.h" |
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27 #include "CSearchDocument.h" |
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28 |
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29 // CCPixIndexer::NewL() |
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30 // Two-phased constructor. |
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31 EXPORT_C CCPixIndexer* CCPixIndexer::NewL(RSearchServerSession& aSearchServerSession) |
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32 { |
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33 CCPixIndexer* self = NewLC(aSearchServerSession); |
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34 CleanupStack::Pop( self ); |
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35 return self; |
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36 } |
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37 |
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38 // CCPixIndexer::NewLC() |
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39 // Two-phased constructor. |
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40 EXPORT_C CCPixIndexer* CCPixIndexer::NewLC(RSearchServerSession& aSearchServerSession) |
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41 { |
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42 CCPixIndexer* self = new ( ELeave ) CCPixIndexer(aSearchServerSession); |
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43 CleanupStack::PushL( self ); |
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44 self->ConstructL(); |
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45 return self; |
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46 } |
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47 |
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48 // CCPixIndexer::ConstructL() |
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49 // Symbian 2nd phase constructor can leave. |
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50 void CCPixIndexer::ConstructL() |
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51 { |
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52 User::LeaveIfError( iSubSession.Open(iSearchServerSession) ); |
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53 } |
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54 |
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55 // CCPixIndexer::CCPixIndexer() |
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56 // C++ default constructor can NOT contain any code, that might leave. |
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57 CCPixIndexer::CCPixIndexer(RSearchServerSession& aSearchServerSession) |
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58 : CActive( CActive::EPriorityStandard ), |
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59 iSearchServerSession(aSearchServerSession), |
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60 iState( EStateNone ) |
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61 { |
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62 CActiveScheduler::Add( this ); |
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63 } |
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64 |
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65 // CCPixIndexer::~CCPixIndexer() |
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66 // Destructor. |
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67 EXPORT_C CCPixIndexer::~CCPixIndexer() |
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68 { |
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69 Cancel(); // releases temporary values used in requests |
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70 iSubSession.Close(); |
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71 |
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72 delete iSerializedDocument; |
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73 delete iBaseAppClass; |
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74 delete iAnalyzer; |
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75 delete iDocUidToDelete; |
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76 } |
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77 |
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78 // Helper function to serialize a document |
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79 void CCPixIndexer::SerializeDocumentL(const CSearchDocument& aDocument) |
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80 { |
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81 if (iSerializedDocument) |
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82 { |
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83 delete iSerializedDocument; |
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84 iSerializedDocument = NULL; |
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85 } |
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86 iSerializedDocument = HBufC8::NewL(aDocument.Size()); |
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87 TPtr8 ptr = iSerializedDocument->Des(); |
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88 |
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89 // Initialize a new stream |
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90 RDesWriteStream stream; |
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91 stream.Open(ptr); |
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92 stream.PushL(); |
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93 |
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94 // Externalize hits to the stream |
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95 aDocument.ExternalizeL(stream); |
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96 |
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97 // Commit and destroy the stream |
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98 stream.CommitL(); |
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99 CleanupStack::PopAndDestroy(&stream); |
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100 } |
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101 |
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102 EXPORT_C TBool CCPixIndexer::IsDatabaseOpen() const |
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103 { |
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104 return iIsDatabaseOpen; |
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105 } |
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106 |
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107 EXPORT_C const TDesC& CCPixIndexer::GetBaseAppClass() const |
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108 { |
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109 if (iBaseAppClass) |
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110 return *iBaseAppClass; |
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111 else |
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112 return KNullDesC; |
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113 } |
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114 |
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115 EXPORT_C void CCPixIndexer::OpenDatabaseL(const TDesC& aBaseAppClass ) |
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116 { |
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117 if (IsActive()) |
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118 { |
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119 User::Leave(KErrInUse); |
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120 } |
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121 iIsDatabaseOpen = EFalse; // If opening database fails, this is the safe assumption |
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122 delete iBaseAppClass; |
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123 iBaseAppClass = NULL; |
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124 iBaseAppClass = aBaseAppClass.AllocL(); |
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125 iSubSession.OpenDatabaseL(EFalse, *iBaseAppClass, KNullDesC); // Create if not found |
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126 iIsDatabaseOpen = ETrue; |
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127 } |
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128 |
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129 EXPORT_C void CCPixIndexer::OpenDatabaseL(MCPixOpenDatabaseRequestObserver& aObserver, const TDesC& aBaseAppClass ) |
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130 { |
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131 if (IsActive()) |
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132 User::Leave(KErrInUse); |
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133 |
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134 delete iBaseAppClass; |
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135 iBaseAppClass = NULL; |
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136 iBaseAppClass = aBaseAppClass.AllocL(); |
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137 iIsDatabaseOpen = EFalse; // If opening database fails, this is the safe assumption |
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138 |
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139 iRequestObserver.iOpenDatabase = &aObserver; |
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140 iState = EStateOpenDatabase; |
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141 iSubSession.OpenDatabase(EFalse, *iBaseAppClass, KNullDesC, iStatus); // Create if not found |
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142 SetActive(); |
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143 } |
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144 |
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145 EXPORT_C void CCPixIndexer::SetAnalyzerL( const TDesC& aAnalyzer ) |
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146 { |
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147 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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148 if ( IsActive() ) User::Leave(KErrInUse); |
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149 |
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150 iSubSession.SetAnalyzerL( aAnalyzer ); |
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151 } |
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152 |
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153 EXPORT_C void CCPixIndexer::SetAnalyzerL( MCPixSetAnalyzerRequestObserver& aObserver, const TDesC& aAnalyzer ) |
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154 { |
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155 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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156 if ( IsActive() ) User::Leave(KErrInUse); |
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157 |
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158 iAnalyzer = aAnalyzer.AllocL(); |
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159 |
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160 iRequestObserver.iSetAnalyzer = &aObserver; |
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161 iState = EStateSetAnalyzer; |
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162 iSubSession.SetAnalyzer( aAnalyzer, iStatus ); |
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163 SetActive(); |
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164 } |
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165 |
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166 |
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167 EXPORT_C void CCPixIndexer::AddL(const CSearchDocument& aDocument) |
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168 { |
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169 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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170 if ( IsActive() ) User::Leave(KErrInUse); |
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171 |
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172 SerializeDocumentL(aDocument); |
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173 |
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174 iSubSession.AddL(*iSerializedDocument); |
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175 } |
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176 |
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177 EXPORT_C void CCPixIndexer::AddL(MCPixIndexingRequestObserver& aObserver, const CSearchDocument& aDocument) |
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178 { |
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179 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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180 if ( IsActive() ) User::Leave(KErrInUse); |
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181 |
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182 SerializeDocumentL(aDocument); |
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183 |
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184 iRequestObserver.iIndexing = &aObserver; |
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185 iState = EStateAdd; |
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186 iSubSession.Add(*iSerializedDocument, iStatus); |
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187 SetActive(); |
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188 } |
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189 |
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190 EXPORT_C void CCPixIndexer::UpdateL(const CSearchDocument& aDocument) |
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191 { |
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192 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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193 if ( IsActive() ) User::Leave(KErrInUse); |
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194 |
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195 SerializeDocumentL(aDocument); |
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196 iSubSession.UpdateL(*iSerializedDocument); |
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197 } |
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198 |
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199 EXPORT_C void CCPixIndexer::UpdateL(MCPixIndexingRequestObserver& aObserver, const CSearchDocument& aDocument) |
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200 { |
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201 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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202 if ( IsActive() ) User::Leave(KErrInUse); |
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203 |
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204 SerializeDocumentL(aDocument); |
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205 |
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206 iRequestObserver.iIndexing = &aObserver; |
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207 iState = EStateUpdate; |
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208 iSubSession.Update(*iSerializedDocument, iStatus); |
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209 SetActive(); |
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210 } |
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211 |
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212 EXPORT_C void CCPixIndexer::DeleteL(const TDesC& aDocUid) |
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213 { |
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214 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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215 if ( IsActive() ) User::Leave(KErrInUse); |
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216 |
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217 iSubSession.DeleteL(aDocUid); |
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218 } |
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219 |
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220 EXPORT_C void CCPixIndexer::DeleteL(MCPixIndexingRequestObserver& aObserver, const TDesC& aDocUid) |
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221 { |
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222 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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223 if ( IsActive() ) User::Leave(KErrInUse); |
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224 |
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225 delete iDocUidToDelete; |
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226 iDocUidToDelete = NULL; |
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227 |
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228 iDocUidToDelete = aDocUid.AllocL(); |
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229 |
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230 iRequestObserver.iIndexing = &aObserver; |
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231 iState = EStateDelete; |
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232 iSubSession.Delete(*iDocUidToDelete, iStatus); |
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233 SetActive(); |
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234 } |
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235 |
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236 |
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237 EXPORT_C void CCPixIndexer::ResetL() |
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238 { |
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239 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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240 if ( IsActive() ) User::Leave(KErrInUse); |
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241 |
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242 iSubSession.ResetL(); |
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243 } |
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244 |
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245 EXPORT_C void CCPixIndexer::ResetL(MCPixIndexingRequestObserver& aObserver) |
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246 { |
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247 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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248 if ( IsActive() ) User::Leave(KErrInUse); |
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249 |
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250 iRequestObserver.iIndexing = &aObserver; |
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251 iState = EStateReset; |
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252 iSubSession.Reset(iStatus); |
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253 SetActive(); |
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254 } |
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255 |
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256 EXPORT_C void CCPixIndexer::FlushL() |
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257 { |
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258 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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259 if ( IsActive() ) User::Leave(KErrInUse); |
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260 |
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261 iSubSession.FlushL(); |
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262 } |
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263 |
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264 EXPORT_C void CCPixIndexer::FlushL(MCPixIndexingRequestObserver& aObserver) |
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265 { |
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266 if ( !iIsDatabaseOpen ) User::Leave(KErrNotReady); |
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267 if ( IsActive() ) User::Leave(KErrInUse); |
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268 |
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269 iRequestObserver.iIndexing = &aObserver; |
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270 iState = EStateFlush; |
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271 iSubSession.Flush(iStatus); |
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272 SetActive(); |
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273 } |
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274 |
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275 // CCPixIndexer::RunL() |
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276 // Invoked to handle responses from the server. |
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277 void CCPixIndexer::RunL() |
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278 { |
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279 TState oldState = iState; |
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280 iState = EStateNone; |
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281 |
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282 TRequestObserver observer = iRequestObserver; |
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283 iRequestObserver.iAny = NULL; |
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284 |
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285 if (iSerializedDocument) |
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286 { |
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287 delete iSerializedDocument; |
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288 iSerializedDocument = NULL; |
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289 } |
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290 |
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291 switch (oldState) |
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292 { |
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293 case EStateOpenDatabase: |
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294 iIsDatabaseOpen = (iStatus.Int() == KErrNone); |
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295 if ( observer.iOpenDatabase ) |
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296 observer.iOpenDatabase->HandleOpenDatabaseResultL(iStatus.Int()); |
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297 break; |
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298 case EStateSetAnalyzer: |
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299 delete iAnalyzer; iAnalyzer = NULL; |
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300 if ( observer.iSetAnalyzer ) |
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301 observer.iSetAnalyzer->HandleSetAnalyzerResultL(iStatus.Int()); |
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302 break; |
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303 case EStateDelete: |
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304 delete iDocUidToDelete; |
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305 iDocUidToDelete = NULL; |
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306 // fallthrough |
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307 case EStateAdd: // fallthrough |
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308 case EStateUpdate: // fallthrough |
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309 case EStateReset: |
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310 case EStateFlush: |
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311 if ( observer.iIndexing ) |
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312 observer.iIndexing->HandleIndexingResultL(iStatus.Int()); |
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313 break; |
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314 } |
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315 |
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316 } |
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317 |
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318 // CCPixIndexer::DoCancel() |
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319 // Cancels any outstanding operation. |
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320 void CCPixIndexer::DoCancel() |
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321 { |
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322 iSubSession.CancelAll(); |
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323 } |
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324 |
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325 TInt CCPixIndexer::RunError(TInt /* aError */) |
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326 { |
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327 return KErrNone; // Don't panic |
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328 } |
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329 |
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330 // End of File |