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1 // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "D32DBX.H" |
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17 #include "D32STOR.H" |
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18 #include <s32file.h> |
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19 |
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20 const TInt32 KTestUidValue=0x01234567u; |
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21 |
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22 NONSHARABLE_CLASS(COplDatabase) : public CDbFileStoreDatabase |
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23 { |
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24 public: |
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25 static CDbDatabase* CreateL(RFs& aFs,const TDesC& aName,TDbFormat::TCreate aMode,const TUidType& aType); |
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26 static CDbSource* OpenL(RFs& aFs,const TDesC& aName,TDbFormat::TOpen aMode); |
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27 private: |
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28 inline COplDatabase(RFs& aFs) :CDbFileStoreDatabase(aFs) {} |
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29 static COplDatabase* NewLC(RFs& aFs); |
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30 TStreamId CreateRootL(TStreamId aDatabaseId); |
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31 TStreamId DatabaseIdL(TStreamId aRootId); // override |
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32 }; |
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33 |
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34 const TInt32 KUidOplDocValue=268435573; |
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35 const TInt32 KUidExternalOplFileValue=268435594; |
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36 const TInt32 KUidOplInterpreterValue=268435816; |
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37 const TUid KUidOplInterpreter={KUidOplInterpreterValue}; |
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38 |
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39 // Class OplDatabase |
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40 // this supports the "opl" and "opl.doc" formats |
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41 |
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42 COplDatabase* COplDatabase::NewLC(RFs& aFs) |
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43 { |
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44 COplDatabase* self=new(ELeave) COplDatabase(aFs); |
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45 CleanupStack::PushL(self); |
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46 return self; |
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47 } |
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48 |
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49 CDbDatabase* COplDatabase::CreateL(RFs& aFs,const TDesC& aName,TDbFormat::TCreate aMode,const TUidType& aType) |
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50 { |
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51 COplDatabase* self=NewLC(aFs); |
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52 self->CDbFileStoreDatabase::CreateL(aName,aMode,aType); |
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53 CDbDatabase* db=self->InterfaceL(); |
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54 CleanupStack::Pop(); // self |
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55 return db; |
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56 } |
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57 |
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58 TStreamId COplDatabase::CreateRootL(TStreamId aDatabaseId) |
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59 { |
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60 RStoreWriteStream root; |
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61 TStreamId id=root.CreateLC(*iStore); |
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62 root<<KUidOplInterpreter<<aDatabaseId; |
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63 root.CommitL(); |
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64 CleanupStack::PopAndDestroy(); // root |
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65 return id; |
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66 } |
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67 |
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68 CDbSource* COplDatabase::OpenL(RFs& aFs,const TDesC& aName,TDbFormat::TOpen aMode) |
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69 { |
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70 COplDatabase* self=NewLC(aFs); |
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71 self->CDbFileStoreDatabase::OpenL(aName,aMode); |
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72 CDbSource* src=self->SourceL(); |
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73 CleanupStack::Pop(); // self |
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74 return src; |
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75 } |
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76 |
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77 TStreamId COplDatabase::DatabaseIdL(TStreamId aRootId) |
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78 { |
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79 RStoreReadStream read; |
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80 read.OpenLC(*iStore,aRootId); |
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81 TUid ignore; |
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82 read>>ignore>>aRootId; |
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83 CleanupStack::PopAndDestroy(); // read |
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84 return aRootId; |
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85 } |
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86 |
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87 // data |
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88 |
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89 NONSHARABLE_CLASS(CDataDocument) : public CDbFileStoreDatabase |
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90 { |
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91 public: |
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92 static CDbDatabase* CreateL(RFs& aFs,const TDesC& aName,TDbFormat::TCreate aMode,const TUidType& aType); |
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93 static CDbSource* OpenL(RFs& aFs,const TDesC& aName,TDbFormat::TOpen aMode); |
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94 private: |
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95 inline CDataDocument(RFs& aFs) :CDbFileStoreDatabase(aFs) {} |
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96 TStreamId DatabaseIdL(TStreamId aRootId); // override |
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97 }; |
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98 |
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99 const TInt32 KUidAppDllDocValue=0x1000006d; |
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100 const TInt32 KUidDataAppValue=0x10000086; |
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101 const TUid KUidDataHeadStream={0x1000012e}; |
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102 |
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103 // Class DataDocument |
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104 |
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105 // |
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106 // Cannot do this |
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107 // |
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108 CDbDatabase* CDataDocument::CreateL(RFs&,const TDesC&,TDbFormat::TCreate,const TUidType&) |
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109 { |
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110 User::Leave(KErrNotSupported); |
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111 return 0; |
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112 } |
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113 |
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114 // |
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115 // read-only! |
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116 // |
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117 CDbSource* CDataDocument::OpenL(RFs& aFs,const TDesC& aName,TDbFormat::TOpen aMode) |
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118 { |
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119 if (aMode!=TDbFormat::EReadOnly) |
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120 User::Leave(KErrNotSupported); |
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121 CDataDocument* self=new(ELeave) CDataDocument(aFs); |
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122 CleanupStack::PushL(self); |
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123 self->CDbFileStoreDatabase::OpenL(aName,aMode); |
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124 CDbSource* src=self->SourceL(); |
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125 CleanupStack::Pop(); // self |
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126 return src; |
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127 } |
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128 |
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129 TStreamId CDataDocument::DatabaseIdL(TStreamId aRootId) |
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130 { |
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131 CStreamDictionary* dict=CStreamDictionary::NewLC(); |
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132 RStoreReadStream read; |
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133 read.OpenLC(*iStore,aRootId); |
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134 read>>*dict; |
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135 CleanupStack::PopAndDestroy(); // read |
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136 TStreamId id=dict->At(KUidDataHeadStream); |
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137 CleanupStack::PopAndDestroy(); // dict |
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138 read.OpenLC(*iStore,id); |
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139 read>>id; |
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140 CleanupStack::PopAndDestroy(); // read |
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141 return id; |
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142 } |
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143 |
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144 const TDbFormat KFormats[]= |
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145 { |
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146 { |
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147 _S("test"),&CDbFileStoreDatabase::CreateL,&CDbFileStoreDatabase::OpenL, |
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148 {KPermanentFileStoreLayoutUidValue,KTestUidValue} |
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149 }, |
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150 { |
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151 _S("data"),&CDataDocument::CreateL,&CDataDocument::OpenL, |
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152 {KPermanentFileStoreLayoutUidValue,KUidAppDllDocValue,KUidDataAppValue} |
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153 }, |
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154 { |
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155 _S("opl"),&COplDatabase::CreateL,&COplDatabase::OpenL, |
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156 {KPermanentFileStoreLayoutUidValue,KUidExternalOplFileValue} |
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157 }, |
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158 { |
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159 _S("opl.doc"),&COplDatabase::CreateL,&COplDatabase::OpenL, |
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160 {KPermanentFileStoreLayoutUidValue,KUidOplDocValue} |
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161 } |
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162 }; |
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163 |
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164 const TDbDriver KDriver={4,KFormats}; |
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165 |
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166 EXPORT_C const TDbDriver& DbmsDriver() |
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167 { |
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168 return KDriver; |
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169 } |
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170 |