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See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef _CONNECTIVITY_DBASE_TABLE_HXX_ 29 #define _CONNECTIVITY_DBASE_TABLE_HXX_ 30 31 #include "file/FTable.hxx" 32 #include "connectivity/sdbcx/VColumn.hxx" 33 #include "connectivity/CommonTools.hxx" 34 #include <tools/urlobj.hxx> 35 36 37 namespace connectivity 38 { 39 namespace dbase 40 { 41 typedef file::OFileTable ODbaseTable_BASE; 42 class ODbaseConnection; 43 44 typedef ::std::map< ::rtl::OUString, 45 ::com::sun::star::uno::Reference< ::com::sun::star::container::XNamed>, comphelper::UStringMixLess > OContainer; 46 47 class ODbaseTable : public ODbaseTable_BASE 48 { 49 // der Typ einer dBase datei wird mit dem ersten Byte bestimmt 50 public: 51 enum DBFType { dBaseIII = 0x03, 52 dBaseIV = 0x04, 53 dBaseV = 0x05, 54 VisualFoxPro = 0x30, 55 VisualFoxProAuto = 0x31, // Visual FoxPro w. AutoIncrement field 56 dBaseFS = 0x43, 57 dBaseFSMemo = 0xB3, 58 dBaseIIIMemo = 0x83, 59 dBaseIVMemo = 0x8B, 60 dBaseIVMemoSQL = 0x8E, 61 FoxProMemo = 0xF5 62 }; 63 enum DBFMemoType { MemodBaseIII = 0, 64 MemodBaseIV, 65 MemoFoxPro 66 }; 67 68 private: 69 struct DBFHeader { /* Kopfsatz-Struktur */ 70 DBFType db_typ; /* Dateityp */ 71 sal_uInt8 db_aedat[3]; /* Datum der letzen Aenderung */ 72 /* JJ MM TT */ 73 sal_uInt32 db_anz; /* Anzahl der Saetze */ 74 sal_uInt16 db_kopf; /* laenge Kopfsatz-Struktur */ 75 sal_uInt16 db_slng; /* laenge der Daten-Saetze */ 76 sal_uInt8 db_frei[20]; /* reserviert */ 77 }; 78 struct DBFColumn { /* Feldbezeichner */ 79 sal_uInt8 db_fnm[11]; /* Feldname */ 80 sal_uInt8 db_typ; /* Feldtyp */ 81 sal_uInt32 db_adr; /* Feldadresse */ 82 sal_uInt8 db_flng; /* Feldlaenge */ 83 sal_uInt8 db_dez; /* Dezimalstellen fuer N */ 84 sal_uInt8 db_frei2[14]; /* reserviert */ 85 }; 86 struct DBFMemoHeader 87 { 88 DBFMemoType db_typ; /* Dateityp */ 89 sal_uInt32 db_next; /* naechster freier Block */ 90 sal_uInt16 db_size; /* Blockgroesse: dBase 3 fest */ 91 }; 92 93 ::std::vector<sal_Int32> m_aTypes; // holds all type for columns just to avoid to ask the propertyset 94 ::std::vector<sal_Int32> m_aPrecisions; // same as aboth 95 ::std::vector<sal_Int32> m_aScales; 96 ::std::vector<sal_Int32> m_aRealFieldLengths; 97 DBFHeader m_aHeader; 98 DBFMemoHeader m_aMemoHeader; 99 SvStream* m_pMemoStream; 100 rtl_TextEncoding m_eEncoding; 101 sal_Bool m_bWriteableMemo; 102 103 void alterColumn(sal_Int32 index, 104 const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& descriptor , 105 const ::com::sun::star::uno::Reference< ::com::sun::star::sdbcx::XDataDescriptorFactory>& xOldColumn ); 106 void readHeader(); 107 void fillColumns(); 108 String createTempFile(); 109 void copyData(ODbaseTable* _pNewTable,sal_Int32 _nPos); 110 sal_Bool CreateFile(const INetURLObject& aFile, sal_Bool& bCreateMemo); 111 sal_Bool CreateMemoFile(const INetURLObject& aFile); 112 sal_Bool HasMemoFields() const { return m_aHeader.db_typ > dBaseIV;} 113 sal_Bool ReadMemoHeader(); 114 sal_Bool ReadMemo(sal_uIntPtr nBlockNo, ORowSetValue& aVariable); 115 116 sal_Bool WriteMemo(ORowSetValue& aVariable, sal_uIntPtr& rBlockNr); 117 sal_Bool WriteBuffer(); 118 sal_Bool UpdateBuffer(OValueRefVector& rRow, OValueRefRow pOrgRow,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols); 119 ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> isUniqueByColumnName(sal_Int32 _nColumnPos); 120 void AllocBuffer(); 121 122 void throwInvalidDbaseFormat(); 123 void SAL_CALL renameImpl( const ::rtl::OUString& newName ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::container::ElementExistException, ::com::sun::star::uno::RuntimeException); 124 void throwInvalidColumnType(const sal_uInt16 _nErrorId,const ::rtl::OUString& _sColumnName); 125 126 protected: 127 virtual void FileClose(); 128 // using ::connectivity::sdbcx::OTableDescriptor_BASE::rBHelper; 129 130 public: 131 virtual void refreshColumns(); 132 virtual void refreshIndexes(); 133 134 public: 135 ODbaseTable( sdbcx::OCollection* _pTables,ODbaseConnection* _pConnection); 136 ODbaseTable( sdbcx::OCollection* _pTables,ODbaseConnection* _pConnection, 137 const ::rtl::OUString& _Name, 138 const ::rtl::OUString& _Type, 139 const ::rtl::OUString& _Description = ::rtl::OUString(), 140 const ::rtl::OUString& _SchemaName = ::rtl::OUString(), 141 const ::rtl::OUString& _CatalogName = ::rtl::OUString() 142 ); 143 144 void construct(); // can throw any exception 145 146 virtual sal_Int32 getCurrentLastPos() const; 147 virtual sal_Bool seekRow(IResultSetHelper::Movement eCursorPosition, sal_Int32 nOffset, sal_Int32& nCurPos); 148 virtual sal_Bool fetchRow(OValueRefRow& _rRow,const OSQLColumns& _rCols, sal_Bool _bUseTableDefs,sal_Bool bRetrieveData); 149 150 virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException); 151 //XTypeProvider 152 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes( ) throw(::com::sun::star::uno::RuntimeException); 153 virtual void SAL_CALL disposing(void); 154 155 // com::sun::star::lang::XUnoTunnel 156 virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier ) throw(::com::sun::star::uno::RuntimeException); 157 static ::com::sun::star::uno::Sequence< sal_Int8 > getUnoTunnelImplementationId(); 158 // XAlterTable 159 virtual void SAL_CALL alterColumnByName( const ::rtl::OUString& colName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::container::NoSuchElementException, ::com::sun::star::uno::RuntimeException); 160 virtual void SAL_CALL alterColumnByIndex( sal_Int32 index, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException); 161 // XRename 162 virtual void SAL_CALL rename( const ::rtl::OUString& newName ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::container::ElementExistException, ::com::sun::star::uno::RuntimeException); 163 164 sal_Bool DropImpl(); 165 sal_Bool CreateImpl(); 166 167 168 virtual sal_Bool InsertRow(OValueRefVector& rRow, sal_Bool bFlush,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols); 169 virtual sal_Bool DeleteRow(const OSQLColumns& _rCols); 170 virtual sal_Bool UpdateRow(OValueRefVector& rRow, OValueRefRow& pOrgRow,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols); 171 172 virtual void addColumn(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& descriptor); 173 virtual void dropColumn(sal_Int32 _nPos); 174 175 static String getEntry(file::OConnection* _pConnection,const ::rtl::OUString& _sURL ); 176 static sal_Bool Drop_Static(const ::rtl::OUString& _sUrl,sal_Bool _bHasMemoFields,sdbcx::OCollection* _pIndexes ); 177 178 virtual void refreshHeader(); 179 180 virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XDatabaseMetaData> getMetaData() const; 181 }; 182 } 183 } 184 #endif // _CONNECTIVITY_DBASE_TABLE_HXX_ 185 186