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Diffstat (limited to 'dbaccess/source/core/api/RowSetCache.hxx')
| -rw-r--r-- | dbaccess/source/core/api/RowSetCache.hxx | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/dbaccess/source/core/api/RowSetCache.hxx b/dbaccess/source/core/api/RowSetCache.hxx new file mode 100644 index 000000000000..f89a1cd82caa --- /dev/null +++ b/dbaccess/source/core/api/RowSetCache.hxx @@ -0,0 +1,257 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: RowSetCache.hxx,v $ + * $Revision: 1.34 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ +#ifndef DBACCESS_CORE_API_ROWSETCACHE_HXX +#define DBACCESS_CORE_API_ROWSETCACHE_HXX + +#ifndef _CONNECTIVITY_COMMONTOOLS_HXX_ +#include <connectivity/CommonTools.hxx> +#endif +#ifndef _COM_SUN_STAR_LANG_XSERVICEINFO_HPP_ +#include <com/sun/star/lang/XServiceInfo.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XPREPAREDSTATEMENT_HPP_ +#include <com/sun/star/sdbc/XPreparedStatement.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XCONNECTION_HPP_ +#include <com/sun/star/sdbc/XConnection.hpp> +#endif +#ifndef _COM_SUN_STAR_SDB_XSINGLESELECTQUERYANALYZER_HPP_ +#include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp> +#endif +#ifndef _COM_SUN_STAR_SDB_XSINGLESELECTQUERYANALYZER_HPP_ +#include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XRESULTSETMETADATASUPPLIER_HPP_ +#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XWARNINGSSUPPLIER_HPP_ +#include <com/sun/star/sdbc/XWarningsSupplier.hpp> +#endif +#ifndef _COM_SUN_STAR_SDB_XRESULTSETACCESS_HPP_ +#include <com/sun/star/sdb/XResultSetAccess.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XROW_HPP_ +#include <com/sun/star/sdbc/XRow.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XCOLUMNLOCATE_HPP_ +#include <com/sun/star/sdbc/XColumnLocate.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBCX_XROWLOCATE_HPP_ +#include <com/sun/star/sdbcx/XRowLocate.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XROWUPDATE_HPP_ +#include <com/sun/star/sdbc/XRowUpdate.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_XRESULTSETUPDATE_HPP_ +#include <com/sun/star/sdbc/XResultSetUpdate.hpp> +#endif +#ifndef _COM_SUN_STAR_SDB_XROWSETAPPROVEBROADCASTER_HPP_ +#include <com/sun/star/sdb/XRowSetApproveBroadcaster.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBC_RESULTSETTYPE_HPP_ +#include <com/sun/star/sdbc/ResultSetType.hpp> +#endif +#ifndef _COM_SUN_STAR_SDBCX_XDELETEROWS_HPP_ +#include <com/sun/star/sdbcx/XDeleteRows.hpp> +#endif +#ifndef _CPPUHELPER_COMPBASE11_HXX_ +#include <cppuhelper/compbase11.hxx> +#endif +#ifndef _COMPHELPER_PROPERTYCONTAINER_HXX_ +#include <comphelper/propertycontainer.hxx> +#endif +#ifndef COMPHELPER_COMPONENTCONTEXT_HXX +#include <comphelper/componentcontext.hxx> +#endif +#ifndef _CPPUHELPER_IMPLBASE5_HXX_ +#include <cppuhelper/implbase5.hxx> +#endif +#ifndef _COMPHELPER_PROPERTY_ARRAY_HELPER_HXX_ +#include <comphelper/proparrhlp.hxx> +#endif +#ifndef DBACCESS_CORE_API_ROWSETROW_HXX +#include "RowSetRow.hxx" +#endif +#ifndef DBACCESS_ROWSETCACHEITERATOR_HXX +#include "RowSetCacheIterator.hxx" +#endif + +namespace connectivity +{ + class OSQLParseNode; +} +namespace dbaccess +{ + class OCacheSet; + class ORowSetDataColumns; + class ORowSetCacheClone; + + class ORowSetCache + { + friend class ORowSetBase; + friend class ORowSet; + friend class ORowSetClone; + friend class ORowSetCacheIterator; + + typedef ::std::vector< TORowSetOldRowHelperRef > TOldRowSetRows; + + //the set can be static, bookmarkable or keyset + ::com::sun::star::uno::WeakReference< ::com::sun::star::sdbc::XResultSet> m_xSet; + ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetMetaData > m_xMetaData; // must be before m_aInsertRow + ::comphelper::ComponentContext m_aContext; + + ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRow> m_xCacheSet; + + OCacheSet* m_pCacheSet; // is a bookmarkable, keyset or static resultset + ORowSetMatrix* m_pMatrix; // represent the table struct + ORowSetMatrix::iterator m_aMatrixIter; // represent a row of the table + ORowSetMatrix::iterator m_aMatrixEnd; // present the row behind the last row of the table + ORowSetCacheMap m_aCacheIterators; + TOldRowSetRows m_aOldRows; + + ORowSetMatrix* m_pInsertMatrix; // represent the rows which should be inserted normally this is only one + ORowSetMatrix::iterator m_aInsertRow; // represent a insert row + + // ORowSetRow m_aInsertRow; // present the row that should be inserted + sal_Int32 m_nLastColumnIndex; // the last column ask for, used for wasNull() + + connectivity::OSQLTable m_aUpdateTable; // used for updates/deletes and inserts + + sal_Int32 m_nFetchSize; + sal_Int32 m_nRowCount; + sal_Int32 m_nPrivileges; + sal_Int32 m_nPosition; // 0 means beforefirst + + sal_Int32 m_nStartPos; // start pos of the window zero based + sal_Int32 m_nEndPos; // end pos of the window zero based + + sal_Bool m_bRowCountFinal ; + sal_Bool m_bBeforeFirst ; + sal_Bool m_bAfterLast ; + sal_Bool m_bUpdated ; + sal_Bool& m_bModified ; // points to the rowset member m_bModified + sal_Bool& m_bNew ; // points to the rowset member m_bNew + + sal_Bool fill(ORowSetMatrix::iterator& _aIter,const ORowSetMatrix::iterator& _aEnd,sal_Int32& _nPos,sal_Bool _bCheck); + sal_Bool reFillMatrix(sal_Int32 _nNewStartPos,sal_Int32 nNewEndPos); + sal_Bool fillMatrix(sal_Int32 &_nNewStartPos,sal_Int32 _nNewEndPos); + sal_Bool moveWindow(); + // returns true when a keyset needs to be created. + sal_Bool impl_createBookmarkSet_nothrow(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& _xRs); + + void firePropertyChange(sal_Int32 _nColumnIndex,const ::connectivity::ORowSetValue& _rOldValue); + + void rotateCacheIterator(ORowSetMatrix::difference_type _nDist); + void updateValue(sal_Int32 columnIndex,const connectivity::ORowSetValue& x); + // checks and set the flags isAfterLast isLast and position when afterlast is true + void checkPositionFlags(); + void checkUpdateConditions(sal_Int32 columnIndex); + sal_Bool checkJoin( const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection>& _xConnection, + const ::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryAnalyzer >& _xComposer, + const ::rtl::OUString& _sUpdateTableName); + sal_Bool checkInnerJoin(const ::connectivity::OSQLParseNode *pNode + ,const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection>& _xConnection + ,const ::rtl::OUString& _sUpdateTableName); + + // clears the insert row + void clearInsertRow(); + ORowSetMatrix::iterator calcPosition() const; + + protected: + ORowSetMatrix::iterator& getEnd() { return m_aMatrixEnd;} + // is called when after a moveToInsertRow a movement (next, etc) was called + void cancelRowModification(); + public: + ORowSetCache(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& _xRs, + const ::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryAnalyzer >& _xAnalyzer, + const ::comphelper::ComponentContext& _rContext, + const ::rtl::OUString& _rUpdateTableName, + sal_Bool& _bModified, + sal_Bool& _bNew); + ~ORowSetCache(); + + + // called from the rowset when a updateXXX was called for the first time + void setUpdateIterator(const ORowSetMatrix::iterator& _rOriginalRow); + ORowSetCacheIterator createIterator(ORowSetBase* _pRowSet); + // sets the size of the matrix + void setMaxRowSize(sal_Int32 _nSize); + + TORowSetOldRowHelperRef registerOldRow(); + void deregisterOldRow(const TORowSetOldRowHelperRef& _rRow); + + // ::com::sun::star::sdbc::XResultSetMetaDataSupplier + ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetMetaData > getMetaData( ); + + // ::com::sun::star::sdbcx::XRowLocate + ::com::sun::star::uno::Any getBookmark( ); + sal_Bool moveToBookmark( const ::com::sun::star::uno::Any& bookmark ); + sal_Bool moveRelativeToBookmark( const ::com::sun::star::uno::Any& bookmark, sal_Int32 rows ); + sal_Int32 compareBookmarks( const ::com::sun::star::uno::Any& first, const ::com::sun::star::uno::Any& second ); + sal_Bool hasOrderedBookmarks( ); + sal_Int32 hashBookmark( const ::com::sun::star::uno::Any& bookmark ); + + // ::com::sun::star::sdbc::XRowUpdate + void updateBinaryStream( sal_Int32 columnIndex, const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ); + void updateCharacterStream( sal_Int32 columnIndex, const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ); + void updateObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x ); + void updateNumericObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x, sal_Int32 scale ); + + // ::com::sun::star::sdbc::XResultSet + sal_Bool next( ); + sal_Bool isBeforeFirst( ); + sal_Bool isAfterLast( ); + sal_Bool isFirst( ); + sal_Bool isLast( ); + sal_Bool beforeFirst( ); + sal_Bool afterLast( ); + sal_Bool first( ); + sal_Bool last( ); + sal_Int32 getRow( ); + sal_Bool absolute( sal_Int32 row ); + sal_Bool relative( sal_Int32 rows ); + sal_Bool previous( ); + void refreshRow( ); + sal_Bool rowUpdated( ); + sal_Bool rowInserted( ); + + // ::com::sun::star::sdbc::XResultSetUpdate + sal_Bool insertRow(); + void resetInsertRow(sal_Bool _bClearInsertRow); + + void updateRow(); + void updateRow( ORowSetMatrix::iterator& _rUpdateRow ); + bool deleteRow(); + void cancelRowUpdates( ); + void moveToInsertRow( ); + }; +} +#endif + |