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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* 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
#include <connectivity/CommonTools.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/sdbc/XPreparedStatement.hpp>
#include <com/sun/star/sdbc/XConnection.hpp>
#include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp>
#include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp>
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
#include <com/sun/star/sdbc/XWarningsSupplier.hpp>
#include <com/sun/star/sdb/XResultSetAccess.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/sdbc/XColumnLocate.hpp>
#include <com/sun/star/sdbcx/XRowLocate.hpp>
#include <com/sun/star/sdbc/XRowUpdate.hpp>
#include <com/sun/star/sdbc/XResultSetUpdate.hpp>
#include <com/sun/star/sdb/XRowSetApproveBroadcaster.hpp>
#include <com/sun/star/sdbc/ResultSetType.hpp>
#include <com/sun/star/sdbcx/XDeleteRows.hpp>
#include <cppuhelper/compbase11.hxx>
#include <comphelper/propertycontainer.hxx>
#include <comphelper/componentcontext.hxx>
#include <cppuhelper/implbase5.hxx>
#include <comphelper/proparrhlp.hxx>
#include "RowSetRow.hxx"
#include "RowSetCacheIterator.hxx"
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;
::std::map<sal_Int32,sal_Int32> m_aKeyColumns;
//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
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
,ORowSetValueVector::Vector& io_aRow
,::std::vector<sal_Int32>& o_ChangedColumns
);
void impl_updateRowFromCache_throw(ORowSetValueVector::Vector& io_aRow
,::std::vector<sal_Int32>& o_ChangedColumns
);
// 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,
const ORowSetValueVector& _aParameterValueForCache,
const ::rtl::OUString& i_sRowSetFilter,
sal_Int32 i_nMaxRows);
~ORowSetCache();
// called from the rowset when a updateXXX was called for the first time
void setUpdateIterator(const ORowSetMatrix::iterator& _rOriginalRow);
ORowSetCacheIterator createIterator(ORowSetBase* _pRowSet);
void deleteIterator(const ORowSetBase* _pRowSet);
// sets the size of the matrix
void setFetchSize(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 updateCharacterStream( sal_Int32 columnIndex, const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length,ORowSetValueVector::Vector& io_aRow,::std::vector<sal_Int32>& o_ChangedColumns
);
void updateObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x,ORowSetValueVector::Vector& io_aRow ,::std::vector<sal_Int32>& o_ChangedColumns);
void updateNumericObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x, sal_Int32 scale,ORowSetValueVector::Vector& io_aRow ,::std::vector<sal_Int32>& o_ChangedColumns);
void updateNull(sal_Int32 columnIndex
,ORowSetValueVector::Vector& io_aRow
,::std::vector<sal_Int32>& o_ChangedColumns
);
// ::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(::std::vector< ::com::sun::star::uno::Any >& o_aBookmarks);
void resetInsertRow(sal_Bool _bClearInsertRow);
void updateRow( ORowSetMatrix::iterator& _rUpdateRow,::std::vector< ::com::sun::star::uno::Any >& o_aBookmarks );
bool deleteRow();
void cancelRowUpdates( );
void moveToInsertRow( );
const ::std::map<sal_Int32,sal_Int32>& getKeyColumns() const { return m_aKeyColumns; }
bool isResultSetChanged() const;
void reset(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet>& _xDriverSet);
};
}
#endif
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