179 lines
10 KiB
C++
179 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef _CONNECTIVITY_DBASE_TABLE_HXX_
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#define _CONNECTIVITY_DBASE_TABLE_HXX_
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#include "file/FTable.hxx"
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#include "connectivity/sdbcx/VColumn.hxx"
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#include "connectivity/CommonTools.hxx"
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#include <tools/urlobj.hxx>
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namespace connectivity
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{
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namespace dbase
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{
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typedef file::OFileTable ODbaseTable_BASE;
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class ODbaseConnection;
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typedef ::std::map< ::rtl::OUString,
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::com::sun::star::uno::Reference< ::com::sun::star::container::XNamed>, comphelper::UStringMixLess > OContainer;
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class ODbaseTable : public ODbaseTable_BASE
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{
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// The first byte of a dBase file specifies its type
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public:
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enum DBFType { dBaseIII = 0x03,
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dBaseIV = 0x04,
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dBaseV = 0x05,
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VisualFoxPro = 0x30,
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VisualFoxProAuto = 0x31, // Visual FoxPro with AutoIncrement field
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dBaseFS = 0x43,
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dBaseFSMemo = 0xB3,
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dBaseIIIMemo = 0x83,
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dBaseIVMemo = 0x8B,
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dBaseIVMemoSQL = 0x8E,
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FoxProMemo = 0xF5
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};
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enum DBFMemoType { MemodBaseIII = 0,
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MemodBaseIV,
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MemoFoxPro
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};
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private:
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struct DBFHeader { /* Header struct */
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DBFType db_typ; /* File type */
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sal_uInt8 db_aedat[3]; /* Date of last change */
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/* YY MM DD */
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sal_uInt32 db_anz; /* Data set count */
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sal_uInt16 db_kopf; /* Header length */
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sal_uInt16 db_slng; /* Data set length */
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sal_uInt8 db_frei[20]; /* Reserved */
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};
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struct DBFColumn { /* Column descriptors */
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sal_uInt8 db_fnm[11]; /* Field name */
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sal_uInt8 db_typ; /* Field type */
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sal_uInt32 db_adr; /* Field address */
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sal_uInt8 db_flng; /* Field length */
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sal_uInt8 db_dez; /* Decimal places for N */
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sal_uInt8 db_frei2[14]; /* Reserved */
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};
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struct DBFMemoHeader
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{
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DBFMemoType db_typ; /* File type */
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sal_uInt32 db_next; /* Next free block */
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sal_uInt16 db_size; /* Block size: dBase 3 fixed */
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};
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::std::vector<sal_Int32> m_aTypes; // holds all types for columns just to avoid to ask the propertyset
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::std::vector<sal_Int32> m_aPrecisions; // same as above
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::std::vector<sal_Int32> m_aScales;
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::std::vector<sal_Int32> m_aRealFieldLengths;
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DBFHeader m_aHeader;
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DBFMemoHeader m_aMemoHeader;
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SvStream* m_pMemoStream;
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rtl_TextEncoding m_eEncoding;
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sal_Bool m_bWriteableMemo;
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void alterColumn(sal_Int32 index,
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const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& descriptor ,
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const ::com::sun::star::uno::Reference< ::com::sun::star::sdbcx::XDataDescriptorFactory>& xOldColumn );
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void readHeader();
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void fillColumns();
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String createTempFile();
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void copyData(ODbaseTable* _pNewTable,sal_Int32 _nPos);
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sal_Bool CreateFile(const INetURLObject& aFile, sal_Bool& bCreateMemo);
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sal_Bool CreateMemoFile(const INetURLObject& aFile);
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sal_Bool HasMemoFields() const { return m_aHeader.db_typ > dBaseIV;}
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sal_Bool ReadMemoHeader();
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sal_Bool ReadMemo(sal_uIntPtr nBlockNo, ORowSetValue& aVariable);
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sal_Bool WriteMemo(const ORowSetValue& aVariable, sal_uIntPtr& rBlockNr);
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sal_Bool WriteBuffer();
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sal_Bool UpdateBuffer(OValueRefVector& rRow, OValueRefRow pOrgRow,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols, bool bForceAllFields);
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::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> isUniqueByColumnName(sal_Int32 _nColumnPos);
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void AllocBuffer();
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void throwInvalidDbaseFormat();
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void SAL_CALL renameImpl( const ::rtl::OUString& newName ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::container::ElementExistException, ::com::sun::star::uno::RuntimeException);
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void throwInvalidColumnType(const sal_uInt16 _nErrorId,const ::rtl::OUString& _sColumnName);
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protected:
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virtual void FileClose();
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// using ::connectivity::sdbcx::OTableDescriptor_BASE::rBHelper;
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public:
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virtual void refreshColumns();
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virtual void refreshIndexes();
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public:
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ODbaseTable( sdbcx::OCollection* _pTables,ODbaseConnection* _pConnection);
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ODbaseTable( sdbcx::OCollection* _pTables,ODbaseConnection* _pConnection,
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const ::rtl::OUString& _Name,
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const ::rtl::OUString& _Type,
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const ::rtl::OUString& _Description = ::rtl::OUString(),
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const ::rtl::OUString& _SchemaName = ::rtl::OUString(),
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const ::rtl::OUString& _CatalogName = ::rtl::OUString()
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);
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void construct(); // can throw any exception
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virtual sal_Int32 getCurrentLastPos() const;
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virtual sal_Bool seekRow(IResultSetHelper::Movement eCursorPosition, sal_Int32 nOffset, sal_Int32& nCurPos);
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virtual sal_Bool fetchRow(OValueRefRow& _rRow,const OSQLColumns& _rCols, sal_Bool _bUseTableDefs,sal_Bool bRetrieveData);
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virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException);
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//XTypeProvider
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virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes( ) throw(::com::sun::star::uno::RuntimeException);
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virtual void SAL_CALL disposing(void);
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// com::sun::star::lang::XUnoTunnel
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virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier ) throw(::com::sun::star::uno::RuntimeException);
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static ::com::sun::star::uno::Sequence< sal_Int8 > getUnoTunnelImplementationId();
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// XAlterTable
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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);
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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);
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// XRename
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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);
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sal_Bool DropImpl();
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sal_Bool CreateImpl();
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virtual sal_Bool InsertRow(OValueRefVector& rRow, sal_Bool bFlush,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols);
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virtual sal_Bool DeleteRow(const OSQLColumns& _rCols);
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virtual sal_Bool UpdateRow(OValueRefVector& rRow, OValueRefRow& pOrgRow,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols);
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virtual void addColumn(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& descriptor);
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virtual void dropColumn(sal_Int32 _nPos);
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static String getEntry(file::OConnection* _pConnection,const ::rtl::OUString& _sURL );
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static sal_Bool Drop_Static(const ::rtl::OUString& _sUrl,sal_Bool _bHasMemoFields,sdbcx::OCollection* _pIndexes );
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virtual void refreshHeader();
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XDatabaseMetaData> getMetaData() const;
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};
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}
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}
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#endif // _CONNECTIVITY_DBASE_TABLE_HXX_
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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