bfbf21aff0
2007/09/28 19:17:54 fs 1.54.20.2: RESYNC: (1.54-1.55); FILE MERGED 2007/09/18 20:05:25 fs 1.54.20.1: during #i81095#: outsourced the CYCLIC_SUB_QUERIES error to the new css.sdb.ErrorCondition
2035 lines
82 KiB
C++
2035 lines
82 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: sqliterator.cxx,v $
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*
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* $Revision: 1.56 $
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*
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* last change: $Author: ihi $ $Date: 2007-11-21 15:09:21 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_connectivity.hxx"
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#ifndef _CONNECTIVITY_PARSE_SQLITERATOR_HXX_
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#include "connectivity/sqliterator.hxx"
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#endif
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#ifndef _CONNECTIVITY_SDBCX_TABLE_HXX_
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#include "connectivity/sdbcx/VTable.hxx"
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#endif
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#ifndef _CONNECTIVITY_SQLPARSE_HXX
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#include <connectivity/sqlparse.hxx>
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#endif
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#ifndef _CONNECTIVITY_DBTOOLS_HXX_
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#include <connectivity/dbtools.hxx>
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#endif
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#ifndef CONNECTIVITY_SQLERROR_HXX
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#include <connectivity/sqlerror.hxx>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_COLUMNVALUE_HPP_
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#include <com/sun/star/sdbc/ColumnValue.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_DATATYPE_HPP_
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#include <com/sun/star/sdbc/DataType.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_XROW_HPP_
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#include <com/sun/star/sdbc/XRow.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDB_XQUERIESSUPPLIER_HPP_
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#include <com/sun/star/sdb/XQueriesSupplier.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDB_ERRORCONDITION_HPP_
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#include <com/sun/star/sdb/ErrorCondition.hpp>
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#endif
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#ifdef SQL_TEST_PARSETREEITERATOR
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#include <iostream>
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#endif
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#ifndef _CONNECTIVITY_SDBCX_COLUMN_HXX_
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#include "connectivity/PColumn.hxx"
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#endif
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#ifndef _CONNECTIVITY_DBTOOLS_HXX_
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#include "connectivity/dbtools.hxx"
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#endif
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#ifndef TOOLS_DIAGNOSE_EX_H
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#include <tools/diagnose_ex.h>
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#endif
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#ifndef CONNECTIVITY_CONNECTION_HXX
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#include "TConnection.hxx"
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#endif
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#ifndef _COMPHELPER_TYPES_HXX_
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#include <comphelper/types.hxx>
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#endif
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#ifndef CONNECTIVITY_INC_CONNECTIVITY_DBMETADATA_HXX
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#include <connectivity/dbmetadata.hxx>
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#endif
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#ifndef _COM_SUN_STAR_SDB_SQLFILTEROPERATOR_HPP_
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#include <com/sun/star/sdb/SQLFilterOperator.hpp>
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#endif
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#ifndef CONNECTIVITY_DIAGNOSE_EX_H
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#include "diagnose_ex.h"
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#endif
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using namespace ::comphelper;
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using namespace ::connectivity;
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using namespace ::connectivity::sdbcx;
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using namespace ::dbtools;
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using namespace ::connectivity::parse;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::sdbcx;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::sdb;
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static ::rtl::OUString aEmptyString;
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namespace connectivity
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{
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struct OSQLParseTreeIteratorImpl
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{
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Reference< XConnection > m_xConnection;
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Reference< XDatabaseMetaData > m_xDatabaseMetaData;
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Reference< XNameAccess > m_xTableContainer;
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Reference< XNameAccess > m_xQueryContainer;
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::boost::shared_ptr< OSQLTables > m_pTables; /// all tables which participate in the SQL statement
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::boost::shared_ptr< OSQLTables > m_pSubTables; /// all tables from sub queries not the tables from the select tables
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::boost::shared_ptr< QueryNameSet > m_pForbiddenQueryNames;
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sal_uInt32 m_nIncludeMask;
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bool m_bIsCaseSensitive;
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OSQLParseTreeIteratorImpl( const Reference< XConnection >& _rxConnection, const Reference< XNameAccess >& _rxTables )
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:m_xConnection( _rxConnection )
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,m_nIncludeMask( OSQLParseTreeIterator::All )
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,m_bIsCaseSensitive( true )
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{
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OSL_PRECOND( m_xConnection.is(), "OSQLParseTreeIteratorImpl::OSQLParseTreeIteratorImpl: invalid connection!" );
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m_xDatabaseMetaData = m_xConnection->getMetaData();
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m_bIsCaseSensitive = m_xDatabaseMetaData.is() && m_xDatabaseMetaData->storesMixedCaseQuotedIdentifiers();
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m_pTables.reset( new OSQLTables( m_bIsCaseSensitive ) );
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m_pSubTables.reset( new OSQLTables( m_bIsCaseSensitive ) );
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m_xTableContainer = _rxTables;
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DatabaseMetaData aMetaData( m_xConnection );
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if ( aMetaData.supportsSubqueriesInFrom() )
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{
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// connections might support the XQueriesSupplier interface, if they implement the css.sdb.Connection
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// service
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Reference< XQueriesSupplier > xSuppQueries( m_xConnection, UNO_QUERY );
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if ( xSuppQueries.is() )
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m_xQueryContainer = xSuppQueries->getQueries();
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}
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}
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public:
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inline bool isQueryAllowed( const ::rtl::OUString& _rQueryName )
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{
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if ( !m_pForbiddenQueryNames.get() )
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return true;
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if ( m_pForbiddenQueryNames->find( _rQueryName ) == m_pForbiddenQueryNames->end() )
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return true;
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return false;
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}
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};
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//-------------------------------------------------------------------------
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/** helper class for temporarily adding a query name to a list of forbidden query names
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*/
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class ForbidQueryName
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{
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::boost::shared_ptr< QueryNameSet >& m_rpAllForbiddenNames;
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::rtl::OUString m_sForbiddenQueryName;
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public:
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ForbidQueryName( OSQLParseTreeIteratorImpl& _rIteratorImpl, const ::rtl::OUString _rForbiddenQueryName )
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:m_rpAllForbiddenNames( _rIteratorImpl.m_pForbiddenQueryNames )
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,m_sForbiddenQueryName( _rForbiddenQueryName )
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{
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if ( !m_rpAllForbiddenNames.get() )
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m_rpAllForbiddenNames.reset( new QueryNameSet );
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m_rpAllForbiddenNames->insert( m_sForbiddenQueryName );
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}
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~ForbidQueryName()
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{
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m_rpAllForbiddenNames->erase( m_sForbiddenQueryName );
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}
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};
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}
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//-----------------------------------------------------------------------------
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OSQLParseTreeIterator::OSQLParseTreeIterator(const Reference< XConnection >& _rxConnection,
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const Reference< XNameAccess >& _rxTables,
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const OSQLParser& _rParser,
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const OSQLParseNode* pRoot )
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:m_rParser( _rParser )
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,m_pImpl( new OSQLParseTreeIteratorImpl( _rxConnection, _rxTables ) )
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{
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setParseTree(pRoot);
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}
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//-----------------------------------------------------------------------------
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OSQLParseTreeIterator::OSQLParseTreeIterator( const OSQLParseTreeIterator& _rParentIterator, const OSQLParser& _rParser, const OSQLParseNode* pRoot )
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:m_rParser( _rParser )
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,m_pImpl( new OSQLParseTreeIteratorImpl( _rParentIterator.m_pImpl->m_xConnection, _rParentIterator.m_pImpl->m_xTableContainer ) )
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{
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m_pImpl->m_pForbiddenQueryNames = _rParentIterator.m_pImpl->m_pForbiddenQueryNames;
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setParseTree( pRoot );
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}
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//-----------------------------------------------------------------------------
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OSQLParseTreeIterator::~OSQLParseTreeIterator()
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{
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dispose();
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}
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// -----------------------------------------------------------------------------
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const OSQLTables& OSQLParseTreeIterator::getTables() const
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{
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return *m_pImpl->m_pTables;
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}
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// -----------------------------------------------------------------------------
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bool OSQLParseTreeIterator::isCaseSensitive() const
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{
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return m_pImpl->m_bIsCaseSensitive;
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}
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// -----------------------------------------------------------------------------
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void OSQLParseTreeIterator::dispose()
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{
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m_aSelectColumns = NULL;
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m_aGroupColumns = NULL;
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m_aOrderColumns = NULL;
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m_aParameters = NULL;
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m_pImpl->m_xTableContainer = NULL;
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m_pImpl->m_xDatabaseMetaData = NULL;
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m_aCreateColumns = NULL;
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m_pImpl->m_pTables->clear();
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m_pImpl->m_pSubTables->clear();
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}
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//-----------------------------------------------------------------------------
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void OSQLParseTreeIterator::setParseTree(const OSQLParseNode * pNewParseTree)
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{
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m_pImpl->m_pTables->clear();
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m_pImpl->m_pSubTables->clear();
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m_aSelectColumns = new OSQLColumns();
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m_aGroupColumns = new OSQLColumns();
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m_aOrderColumns = new OSQLColumns();
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m_aParameters = new OSQLColumns();
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m_aCreateColumns = new OSQLColumns();
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m_pParseTree = pNewParseTree;
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if (!m_pParseTree)
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{
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m_eStatementType = SQL_STATEMENT_UNKNOWN;
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return;
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}
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// falls m_pParseTree aber keine Connection, dann Fehler
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if ( !m_pImpl->m_xTableContainer.is() )
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return;
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m_aErrors = SQLException();
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// Statement-Typ ermitteln ...
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if (SQL_ISRULE(m_pParseTree,select_statement) || SQL_ISRULE(m_pParseTree,union_statement) )
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{
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m_eStatementType = SQL_STATEMENT_SELECT;
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}
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else if (SQL_ISRULE(m_pParseTree,insert_statement))
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{
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m_eStatementType = SQL_STATEMENT_INSERT;
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}
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else if (SQL_ISRULE(m_pParseTree,update_statement_searched))
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{
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m_eStatementType = SQL_STATEMENT_UPDATE;
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}
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else if (SQL_ISRULE(m_pParseTree,delete_statement_searched))
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{
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m_eStatementType = SQL_STATEMENT_DELETE;
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}
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else if (m_pParseTree->count() == 3 && SQL_ISRULE(m_pParseTree->getChild(1),odbc_call_spec))
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{
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m_eStatementType = SQL_STATEMENT_ODBC_CALL;
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}
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else if (SQL_ISRULE(m_pParseTree->getChild(0),base_table_def))
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{
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m_eStatementType = SQL_STATEMENT_CREATE_TABLE;
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m_pParseTree = m_pParseTree->getChild(0);
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}
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else
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{
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m_eStatementType = SQL_STATEMENT_UNKNOWN;
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//aIteratorStatus.setInvalidStatement();
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return;
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}
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}
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//-----------------------------------------------------------------------------
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namespace
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{
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//.........................................................................
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static void impl_getRowString( const Reference< XRow >& _rxRow, const sal_Int32 _nColumnIndex, ::rtl::OUString& _out_rString )
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{
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_out_rString = _rxRow->getString( _nColumnIndex );
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if ( _rxRow->wasNull() )
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_out_rString= ::rtl::OUString();
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}
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//.........................................................................
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static ::rtl::OUString lcl_findTableInMetaData(
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const Reference< XDatabaseMetaData >& _rxDBMeta, const ::rtl::OUString& _rCatalog,
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const ::rtl::OUString& _rSchema, const ::rtl::OUString& _rTableName )
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{
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::rtl::OUString sComposedName;
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static const ::rtl::OUString s_sTableTypeView(RTL_CONSTASCII_USTRINGPARAM("VIEW"));
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static const ::rtl::OUString s_sTableTypeTable(RTL_CONSTASCII_USTRINGPARAM("TABLE"));
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static const ::rtl::OUString s_sWildcard = ::rtl::OUString::createFromAscii("%");
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// we want all catalogues, all schemas, all tables
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Sequence< ::rtl::OUString > sTableTypes(3);
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sTableTypes[0] = s_sTableTypeView;
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sTableTypes[1] = s_sTableTypeTable;
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sTableTypes[2] = s_sWildcard; // just to be sure to include anything else ....
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if ( _rxDBMeta.is() )
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{
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sComposedName = ::rtl::OUString();
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Reference< XResultSet> xRes = _rxDBMeta->getTables(
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_rCatalog.getLength() ? makeAny( _rCatalog ) : Any(), _rSchema.getLength() ? _rSchema : s_sWildcard, _rTableName, sTableTypes );
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Reference< XRow > xCurrentRow( xRes, UNO_QUERY );
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if ( xCurrentRow.is() && xRes->next() )
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{
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::rtl::OUString sCatalog, sSchema, sName;
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impl_getRowString( xCurrentRow, 1, sCatalog );
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impl_getRowString( xCurrentRow, 2, sSchema );
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impl_getRowString( xCurrentRow, 3, sName );
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sComposedName = ::dbtools::composeTableName(
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_rxDBMeta,
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sCatalog,
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sSchema,
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sName,
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sal_False,
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::dbtools::eInDataManipulation
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);
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}
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}
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return sComposedName;
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}
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}
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//-----------------------------------------------------------------------------
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void OSQLParseTreeIterator::impl_getQueryParameterColumns( const OSQLTable& _rQuery )
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{
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if ( ( m_pImpl->m_nIncludeMask & Parameters ) != Parameters )
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// parameters not to be included in the traversal
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return;
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::vos::ORef< OSQLColumns > pSubQueryParameterColumns( new OSQLColumns() );
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// get the command and the EscapeProcessing properties from the sub query
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::rtl::OUString sSubQueryCommand;
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sal_Bool bEscapeProcessing = sal_False;
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try
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{
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Reference< XPropertySet > xQueryProperties( _rQuery, UNO_QUERY_THROW );
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OSL_VERIFY( xQueryProperties->getPropertyValue( OMetaConnection::getPropMap().getNameByIndex( PROPERTY_ID_COMMAND ) ) >>= sSubQueryCommand );
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OSL_VERIFY( xQueryProperties->getPropertyValue( OMetaConnection::getPropMap().getNameByIndex( PROPERTY_ID_ESCAPEPROCESSING ) ) >>= bEscapeProcessing );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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// parse the sub query
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do {
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if ( !bEscapeProcessing || ( sSubQueryCommand.getLength() == 0 ) )
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break;
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::rtl::OUString sError;
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::std::auto_ptr< OSQLParseNode > pSubQueryNode( const_cast< OSQLParser& >( m_rParser ).parseTree( sError, sSubQueryCommand, sal_False ) );
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if ( !pSubQueryNode.get() )
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break;
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OSQLParseTreeIterator aSubQueryIterator( *this, m_rParser, pSubQueryNode.get() );
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aSubQueryIterator.traverseSome( Parameters | SelectColumns );
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// SelectColumns might also contain parameters
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// #i77635# - 2007-07-23 / frank.schoenheit@sun.com
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pSubQueryParameterColumns = aSubQueryIterator.getParameters();
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aSubQueryIterator.dispose();
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} while ( false );
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// copy the parameters of the sub query to our own parameter array
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::std::copy( pSubQueryParameterColumns->begin(), pSubQueryParameterColumns->end(),
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::std::insert_iterator< OSQLColumns >( *m_aParameters, m_aParameters->end() ) );
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}
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//-----------------------------------------------------------------------------
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OSQLTable OSQLParseTreeIterator::impl_locateRecordSource( const ::rtl::OUString& _rComposedName )
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{
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if ( !_rComposedName.getLength() )
|
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{
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OSL_ENSURE( false, "OSQLParseTreeIterator::impl_locateRecordSource: no object name at all?" );
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return OSQLTable();
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}
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OSQLTable aReturn;
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::rtl::OUString sComposedName( _rComposedName );
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try
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{
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::rtl::OUString sCatalog, sSchema, sName;
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qualifiedNameComponents( m_pImpl->m_xDatabaseMetaData, sComposedName, sCatalog, sSchema, sName, ::dbtools::eInDataManipulation );
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// check whether there is a query with the given name
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bool bQueryDoesExist = m_pImpl->m_xQueryContainer.is() && m_pImpl->m_xQueryContainer->hasByName( sComposedName );
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// check whether the table container contains an object with the given name
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if ( !bQueryDoesExist && !m_pImpl->m_xTableContainer->hasByName( sComposedName ) )
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sComposedName = lcl_findTableInMetaData( m_pImpl->m_xDatabaseMetaData, sCatalog, sSchema, sName );
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bool bTableDoesExist = m_pImpl->m_xTableContainer->hasByName( sComposedName );
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// now obtain the object
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// if we're creating a table, and there already is a table or query with the same name,
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// this is worth an error
|
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if ( SQL_STATEMENT_CREATE_TABLE == m_eStatementType )
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{
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if ( bQueryDoesExist )
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impl_appendError( IParseContext::ERROR_INVALID_QUERY_EXIST, &sName );
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else if ( bTableDoesExist )
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impl_appendError( IParseContext::ERROR_INVALID_TABLE_EXIST, &sName );
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else
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aReturn = impl_createTableObject( sName, sCatalog, sSchema );
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}
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else
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{
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// queries win over tables, so if there's a query with this name, take this, no matter if
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// there's a table, too
|
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if ( bQueryDoesExist )
|
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{
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if ( !m_pImpl->isQueryAllowed( sComposedName ) )
|
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{
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impl_appendError( m_rParser.getErrorHelper().getSQLException( sdb::ErrorCondition::PARSER_CYCLIC_SUB_QUERIES, NULL ) );
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return NULL;
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}
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m_pImpl->m_xQueryContainer->getByName( sComposedName ) >>= aReturn;
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// collect the parameters from the sub query
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ForbidQueryName aForbidName( *m_pImpl, sComposedName );
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impl_getQueryParameterColumns( aReturn );
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}
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else if ( bTableDoesExist )
|
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m_pImpl->m_xTableContainer->getByName( sComposedName ) >>= aReturn;
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else
|
|
{
|
|
if ( m_pImpl->m_xQueryContainer.is() )
|
|
// the connection on which we're working supports sub queries in from (else
|
|
// m_xQueryContainer would not have been set), so emit a better error message
|
|
impl_appendError( IParseContext::ERROR_INVALID_TABLE_OR_QUERY, &sName );
|
|
else
|
|
impl_appendError( IParseContext::ERROR_INVALID_TABLE, &sName );
|
|
}
|
|
}
|
|
}
|
|
catch(Exception&)
|
|
{
|
|
impl_appendError( IParseContext::ERROR_INVALID_TABLE, &sComposedName );
|
|
}
|
|
|
|
return aReturn;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseOneTableName( OSQLTables& _rTables,const OSQLParseNode * pTableName, const ::rtl::OUString & rTableRange )
|
|
{
|
|
if ( ( m_pImpl->m_nIncludeMask & TableNames ) != TableNames )
|
|
// tables should not be included in the traversal
|
|
return;
|
|
|
|
OSL_ENSURE(pTableName != NULL,"OSQLParseTreeIterator::traverseOneTableName: pTableName == NULL");
|
|
|
|
Any aCatalog;
|
|
::rtl::OUString aSchema,aTableName,aComposedName;
|
|
::rtl::OUString aTableRange(rTableRange);
|
|
|
|
// Tabellenname abholen
|
|
OSQLParseNode::getTableComponents(pTableName,aCatalog,aSchema,aTableName);
|
|
|
|
// create the composed name like DOMAIN.USER.TABLE1
|
|
aComposedName = ::dbtools::composeTableName(m_pImpl->m_xDatabaseMetaData,
|
|
aCatalog.hasValue() ? ::comphelper::getString(aCatalog) : ::rtl::OUString(),
|
|
aSchema,
|
|
aTableName,
|
|
sal_False,
|
|
::dbtools::eInDataManipulation);
|
|
|
|
// if there is no alias for the table name assign the orignal name to it
|
|
if ( !aTableRange.getLength() )
|
|
aTableRange = aComposedName;
|
|
|
|
// get the object representing this table/query
|
|
OSQLTable aTable = impl_locateRecordSource( aComposedName );
|
|
if ( aTable.is() )
|
|
_rTables[ aTableRange ] = aTable;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::getQualified_join( OSQLTables& _rTables, const OSQLParseNode *pTableRef, ::rtl::OUString& aTableRange )
|
|
{
|
|
OSL_PRECOND( SQL_ISRULE( pTableRef, joined_table ) || SQL_ISRULE( pTableRef, cross_union ) || SQL_ISRULE( pTableRef, qualified_join ) ,
|
|
"OSQLParseTreeIterator::getQualified_join: illegal node!" );
|
|
|
|
aTableRange = ::rtl::OUString();
|
|
|
|
const OSQLParseNode* pNode = getTableNode(_rTables,pTableRef->getChild(0),aTableRange);
|
|
if ( isTableNode( pNode ) )
|
|
traverseOneTableName( _rTables, pNode, aTableRange );
|
|
|
|
sal_uInt32 nPos = 4;
|
|
if(SQL_ISRULE(pTableRef,cross_union) || pTableRef->getChild(1)->getTokenID() != SQL_TOKEN_NATURAL)
|
|
nPos = 3;
|
|
|
|
pNode = getTableNode(_rTables,pTableRef->getChild(nPos),aTableRange);
|
|
if ( isTableNode( pNode ) )
|
|
traverseOneTableName( _rTables, pNode, aTableRange );
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getTableNode( OSQLTables& _rTables, const OSQLParseNode *pTableRef,::rtl::OUString& rTableRange )
|
|
{
|
|
OSL_PRECOND( SQL_ISRULE( pTableRef, table_ref ) || SQL_ISRULE( pTableRef, joined_table )
|
|
|| SQL_ISRULE( pTableRef, qualified_join ) || SQL_ISRULE( pTableRef, cross_union )
|
|
|| SQL_ISRULE( pTableRef, subquery ),
|
|
"OSQLParseTreeIterator::getTableNode: only to be called for table_ref nodes!" );
|
|
|
|
const OSQLParseNode* pTableNameNode = NULL;
|
|
|
|
if ( SQL_ISRULE( pTableRef, joined_table ) )
|
|
{
|
|
getQualified_join( _rTables, pTableRef->getChild(1), rTableRange );
|
|
}
|
|
else if ( SQL_ISRULE( pTableRef, qualified_join ) || SQL_ISRULE( pTableRef, cross_union ) )
|
|
{
|
|
getQualified_join( _rTables, pTableRef, rTableRange );
|
|
}
|
|
else
|
|
{
|
|
if ( pTableRef->count() == 4 )
|
|
{
|
|
if ( SQL_ISPUNCTUATION( pTableRef->getChild(0), "{" ) )
|
|
{ // { OJ joined_table }
|
|
getQualified_join( _rTables, pTableRef->getChild(2), rTableRange );
|
|
}
|
|
else
|
|
{ // table_node as range_variable op_column_commalist
|
|
pTableNameNode = pTableRef->getChild(0);
|
|
rTableRange = pTableRef->getChild(2)->getTokenValue();
|
|
}
|
|
}
|
|
else if ( pTableRef->count() == 3 )
|
|
{ // subquery as range_variable
|
|
const OSQLParseNode* pSubQuery = pTableRef->getChild(0);
|
|
OSL_ENSURE( pSubQuery->count() == 3, "sub queries should have 3 children!" );
|
|
const OSQLParseNode* pQueryExpression = pSubQuery->getChild(1);
|
|
if ( SQL_ISRULE( pQueryExpression, select_statement ) )
|
|
{
|
|
getSelect_statement( *m_pImpl->m_pSubTables, pQueryExpression );
|
|
rTableRange = pTableRef->getChild(2)->getTokenValue();
|
|
}
|
|
else
|
|
{
|
|
OSL_ENSURE( false, "OSQLParseTreeIterator::getTableNode: subquery which is no select_statement: not yet implemented!" );
|
|
}
|
|
}
|
|
else if ( pTableRef->count() == 6 )
|
|
{
|
|
// '(' joined_table ')' as range_variable op_column_commalist
|
|
getQualified_join( _rTables, pTableRef->getChild(1), rTableRange );
|
|
rTableRange = pTableRef->getChild(4)->getTokenValue();
|
|
}
|
|
else if ( pTableRef->count() == 1 )
|
|
{
|
|
// table_node
|
|
pTableNameNode = pTableRef->getChild(0);
|
|
}
|
|
else
|
|
OSL_ENSURE( false, "OSQLParseTreeIterator::getTableNode: unhandled case!" );
|
|
}
|
|
|
|
return pTableNameNode;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::getSelect_statement(OSQLTables& _rTables,const OSQLParseNode* pSelect)
|
|
{
|
|
if(SQL_ISRULE(pSelect,union_statement))
|
|
{
|
|
getSelect_statement(_rTables,pSelect->getChild(0));
|
|
//getSelect_statement(pSelect->getChild(3));
|
|
return;
|
|
}
|
|
OSQLParseNode * pTableRefCommalist = pSelect->getChild(3)->getChild(0)->getChild(1);
|
|
|
|
OSL_ENSURE(pTableRefCommalist != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableRefCommalist,table_ref_commalist),"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
const OSQLParseNode* pTableName = NULL;
|
|
::rtl::OUString aTableRange;
|
|
for (sal_uInt32 i = 0; i < pTableRefCommalist->count(); i++)
|
|
{ // from clause durchlaufen
|
|
aTableRange = ::rtl::OUString();
|
|
|
|
const OSQLParseNode* pTableListElement = pTableRefCommalist->getChild(i);
|
|
if ( isTableNode( pTableListElement ) )
|
|
{
|
|
traverseOneTableName( _rTables, pTableListElement, aTableRange );
|
|
}
|
|
else if ( SQL_ISRULE( pTableListElement, table_ref ) )
|
|
{
|
|
// Tabellenreferenz kann aus Tabellennamen, Tabellennamen (+),'('joined_table')'(+) bestehen
|
|
pTableName = pTableListElement->getChild(0);
|
|
if( isTableNode( pTableName ) )
|
|
{ // Tabellennamen gefunden
|
|
if ( pTableListElement->count() == 4 )
|
|
{ // table_node as range_variable op_column_commalist
|
|
OSL_ENSURE( pTableListElement->getChild(1)->getKnownRuleID() == OSQLParseNode::as,
|
|
"OSQLParseTreeIterator::getSelect_statement: table_ref rules changed?" );
|
|
aTableRange = pTableListElement->getChild(2)->getTokenValue();
|
|
}
|
|
traverseOneTableName( _rTables, pTableName, aTableRange );
|
|
}
|
|
else if(SQL_ISPUNCTUATION(pTableName,"{"))
|
|
{ // '{' SQL_TOKEN_OJ joined_table '}'
|
|
getQualified_join( _rTables, pTableListElement->getChild(2), aTableRange );
|
|
}
|
|
else
|
|
{ // '(' joined_table ')' as range_variable op_column_commalist
|
|
getTableNode( _rTables, pTableListElement, aTableRange );
|
|
}
|
|
}
|
|
else if (SQL_ISRULE( pTableListElement, qualified_join ) || SQL_ISRULE( pTableListElement, cross_union ) )
|
|
{
|
|
getQualified_join( _rTables, pTableListElement, aTableRange );
|
|
}
|
|
else if ( SQL_ISRULE( pTableListElement, joined_table ) )
|
|
{
|
|
getQualified_join( _rTables, pTableListElement->getChild(1), aTableRange );
|
|
}
|
|
|
|
// if (! aIteratorStatus.IsSuccessful()) break;
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
bool OSQLParseTreeIterator::traverseTableNames(OSQLTables& _rTables)
|
|
{
|
|
if ( m_pParseTree == NULL )
|
|
return false;
|
|
|
|
OSQLParseNode* pTableName = NULL;
|
|
|
|
switch ( m_eStatementType )
|
|
{
|
|
case SQL_STATEMENT_SELECT:
|
|
getSelect_statement( _rTables, m_pParseTree );
|
|
break;
|
|
|
|
case SQL_STATEMENT_CREATE_TABLE:
|
|
case SQL_STATEMENT_INSERT:
|
|
case SQL_STATEMENT_DELETE:
|
|
pTableName = m_pParseTree->getChild(2);
|
|
break;
|
|
|
|
case SQL_STATEMENT_UPDATE:
|
|
pTableName = m_pParseTree->getChild(1);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if ( pTableName )
|
|
{
|
|
::rtl::OUString sTableRange;
|
|
traverseOneTableName( _rTables, pTableName, sTableRange );
|
|
}
|
|
|
|
return !hasErrors();
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
::rtl::OUString OSQLParseTreeIterator::getColumnAlias(const OSQLParseNode* _pDerivedColumn)
|
|
{
|
|
OSL_ENSURE(SQL_ISRULE(_pDerivedColumn,derived_column),"No derived column!");
|
|
::rtl::OUString sColumnAlias;
|
|
if(_pDerivedColumn->getChild(1)->count() == 2)
|
|
sColumnAlias = _pDerivedColumn->getChild(1)->getChild(1)->getTokenValue();
|
|
else if(!_pDerivedColumn->getChild(1)->isRule())
|
|
sColumnAlias = _pDerivedColumn->getChild(1)->getTokenValue();
|
|
return sColumnAlias;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
namespace
|
|
{
|
|
void lcl_getColumnRange( const OSQLParseNode* _pColumnRef, const Reference< XConnection >& _rxConnection,
|
|
::rtl::OUString& _out_rColumnName, ::rtl::OUString& _out_rTableRange,
|
|
const OSQLColumns* _pSelectColumns, ::rtl::OUString& _out_rColumnAliasIfPresent )
|
|
{
|
|
_out_rColumnName = _out_rTableRange = _out_rColumnAliasIfPresent = ::rtl::OUString();
|
|
if ( SQL_ISRULE( _pColumnRef, column_ref ) )
|
|
{
|
|
if( _pColumnRef->count() > 1 )
|
|
{
|
|
for ( sal_Int32 i=0; i<((sal_Int32)_pColumnRef->count())-2; ++i )
|
|
_pColumnRef->getChild(i)->parseNodeToStr( _out_rTableRange, _rxConnection, NULL, sal_False, sal_False );
|
|
_out_rColumnName = _pColumnRef->getChild( _pColumnRef->count()-1 )->getChild(0)->getTokenValue();
|
|
}
|
|
else
|
|
_out_rColumnName = _pColumnRef->getChild(0)->getTokenValue();
|
|
|
|
// look up the column in the select column, to find an possible alias
|
|
if ( _pSelectColumns )
|
|
{
|
|
for ( OSQLColumns::const_iterator lookupColumn = _pSelectColumns->begin();
|
|
lookupColumn != _pSelectColumns->end();
|
|
++lookupColumn
|
|
)
|
|
{
|
|
Reference< XPropertySet > xColumn( *lookupColumn );
|
|
try
|
|
{
|
|
::rtl::OUString sName, sTableName;
|
|
xColumn->getPropertyValue( OMetaConnection::getPropMap().getNameByIndex( PROPERTY_ID_REALNAME ) ) >>= sName;
|
|
xColumn->getPropertyValue( OMetaConnection::getPropMap().getNameByIndex( PROPERTY_ID_TABLENAME ) ) >>= sTableName;
|
|
if ( sName == _out_rColumnName && sTableName == _out_rTableRange )
|
|
xColumn->getPropertyValue( OMetaConnection::getPropMap().getNameByIndex( PROPERTY_ID_NAME ) ) >>= _out_rColumnAliasIfPresent;
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if(SQL_ISRULE(_pColumnRef,general_set_fct) || SQL_ISRULE(_pColumnRef,set_fct_spec))
|
|
{ // Funktion
|
|
_pColumnRef->parseNodeToStr( _out_rColumnName, _rxConnection );
|
|
}
|
|
else if(_pColumnRef->getNodeType() == SQL_NODE_NAME)
|
|
_out_rColumnName = _pColumnRef->getTokenValue();
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::getColumnRange( const OSQLParseNode* _pColumnRef,
|
|
::rtl::OUString& _rColumnName,
|
|
::rtl::OUString& _rTableRange) const
|
|
{
|
|
::rtl::OUString sDummy;
|
|
lcl_getColumnRange( _pColumnRef, m_pImpl->m_xConnection, _rColumnName, _rTableRange, NULL, sDummy );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::getColumnRange( const OSQLParseNode* _pColumnRef,
|
|
::rtl::OUString& _rColumnName,
|
|
::rtl::OUString& _rTableRange,
|
|
::rtl::OUString& _out_rColumnAliasIfPresent ) const
|
|
{
|
|
lcl_getColumnRange( _pColumnRef, m_pImpl->m_xConnection, _rColumnName, _rTableRange, &*m_aSelectColumns, _out_rColumnAliasIfPresent );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::getColumnRange( const OSQLParseNode* _pColumnRef,
|
|
const Reference< XConnection >& _rxConnection, ::rtl::OUString& _out_rColumnName, ::rtl::OUString& _out_rTableRange )
|
|
{
|
|
::rtl::OUString sDummy;
|
|
lcl_getColumnRange( _pColumnRef, _rxConnection, _out_rColumnName, _out_rTableRange, NULL, sDummy );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
sal_Bool OSQLParseTreeIterator::getColumnTableRange(const OSQLParseNode* pNode, ::rtl::OUString &rTableRange) const
|
|
{
|
|
// Ermitteln ob alle Spalten zu einer Tabelle gehoeren
|
|
if (SQL_ISRULE(pNode,column_ref))
|
|
{
|
|
::rtl::OUString aColName, aTableRange;
|
|
getColumnRange(pNode, aColName, aTableRange);
|
|
if (!aTableRange.getLength()) // keinen gefunden
|
|
{
|
|
// dann die Spalte in den Tabellen suchen
|
|
for (ConstOSQLTablesIterator aIter = m_pImpl->m_pTables->begin(); aIter != m_pImpl->m_pTables->end(); ++aIter)
|
|
{
|
|
if (aIter->second.is())
|
|
{
|
|
try
|
|
{
|
|
Reference< XNameAccess > xColumns = aIter->second->getColumns();
|
|
if(xColumns->hasByName(aColName))
|
|
{
|
|
Reference< XPropertySet > xColumn;
|
|
if (xColumns->getByName(aColName) >>= xColumn)
|
|
{
|
|
OSL_ENSURE(xColumn.is(),"Column isn't a propertyset!");
|
|
aTableRange = aIter->first;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
catch(Exception&)
|
|
{
|
|
}
|
|
}
|
|
}
|
|
if (!aTableRange.getLength())
|
|
return sal_False;
|
|
}
|
|
|
|
|
|
if (!rTableRange.getLength())
|
|
rTableRange = aTableRange;
|
|
else if (rTableRange != aTableRange)
|
|
return sal_False;
|
|
}
|
|
else
|
|
{
|
|
for (sal_uInt32 i = 0, ncount = pNode->count(); i < ncount; i++)
|
|
{
|
|
if (!getColumnTableRange(pNode->getChild(i), rTableRange))
|
|
return sal_False;
|
|
}
|
|
}
|
|
return sal_True;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseCreateColumns(const OSQLParseNode* pSelectNode)
|
|
{
|
|
// aIteratorStatus.Clear();
|
|
|
|
if (!pSelectNode || m_eStatementType != SQL_STATEMENT_CREATE_TABLE || m_pImpl->m_pTables->empty())
|
|
{
|
|
impl_appendError( IParseContext::ERROR_GENERAL );
|
|
return;
|
|
}
|
|
if (!SQL_ISRULE(pSelectNode,base_table_element_commalist))
|
|
return ;
|
|
|
|
for (sal_uInt32 i = 0; i < pSelectNode->count(); i++)
|
|
{
|
|
OSQLParseNode *pColumnRef = pSelectNode->getChild(i);
|
|
|
|
if (SQL_ISRULE(pColumnRef,column_def))
|
|
{
|
|
::rtl::OUString aColumnName;
|
|
::rtl::OUString aTypeName;
|
|
::rtl::OUString aTableRange;
|
|
sal_Int32 nType = DataType::VARCHAR;
|
|
sal_Int32 nLen = 0;
|
|
aColumnName = pColumnRef->getChild(0)->getTokenValue();
|
|
|
|
OSQLParseNode *pDatatype = pColumnRef->getChild(1);
|
|
if (pDatatype && SQL_ISRULE(pDatatype,data_type))
|
|
{
|
|
//data type
|
|
// 0 | 1| 2 |3
|
|
//char ( 20 )
|
|
aTypeName = pDatatype->getChild(0)->getTokenValue();
|
|
if (pDatatype->count() == 4
|
|
&& SQL_ISPUNCTUATION(pDatatype->getChild(1), "(")
|
|
&& SQL_ISPUNCTUATION(pDatatype->getChild(3) , ")") )
|
|
{
|
|
nLen = pDatatype->getChild(2)->getTokenValue().toInt32();
|
|
}
|
|
}
|
|
else if(pDatatype && pDatatype->getNodeType() == SQL_NODE_KEYWORD)
|
|
{
|
|
aTypeName = ::rtl::OUString::createFromAscii("VARCHAR");
|
|
}
|
|
|
|
if (aTypeName.getLength())
|
|
{
|
|
//TO DO:Create a new class for create statement to handle field length
|
|
OParseColumn* pColumn = new OParseColumn(aColumnName,aTypeName,::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,0,0,nType,sal_False,sal_False,isCaseSensitive());
|
|
pColumn->setFunction(sal_False);
|
|
pColumn->setRealName(aColumnName);
|
|
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
m_aCreateColumns->push_back(xCol);
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
bool OSQLParseTreeIterator::traverseSelectColumnNames(const OSQLParseNode* pSelectNode)
|
|
{
|
|
if ( ( m_pImpl->m_nIncludeMask & SelectColumns ) != SelectColumns )
|
|
return true;
|
|
|
|
if (!pSelectNode || m_eStatementType != SQL_STATEMENT_SELECT || m_pImpl->m_pTables->empty())
|
|
{
|
|
impl_appendError( IParseContext::ERROR_GENERAL );
|
|
return false;
|
|
}
|
|
|
|
if(SQL_ISRULE(pSelectNode,union_statement))
|
|
{
|
|
return traverseSelectColumnNames( pSelectNode->getChild( 0 ) )
|
|
/*&& traverseSelectColumnNames( pSelectNode->getChild( 3 ) )*/;
|
|
}
|
|
|
|
// nyi: mehr Pruefung auf korrekte Struktur!
|
|
if (pSelectNode->getChild(2)->isRule() && SQL_ISPUNCTUATION(pSelectNode->getChild(2)->getChild(0),"*"))
|
|
{
|
|
// SELECT * ...
|
|
setSelectColumnName(m_aSelectColumns,::rtl::OUString::createFromAscii("*"), aEmptyString,aEmptyString);
|
|
}
|
|
else if (SQL_ISRULE(pSelectNode->getChild(2),scalar_exp_commalist))
|
|
{
|
|
// SELECT column[,column] oder SELECT COUNT(*) ...
|
|
OSQLParseNode * pSelection = pSelectNode->getChild(2);
|
|
|
|
for (sal_uInt32 i = 0; i < pSelection->count(); i++)
|
|
{
|
|
OSQLParseNode *pColumnRef = pSelection->getChild(i);
|
|
|
|
//if (SQL_ISRULE(pColumnRef,select_sublist))
|
|
if (SQL_ISRULE(pColumnRef,derived_column) &&
|
|
SQL_ISRULE(pColumnRef->getChild(0),column_ref) &&
|
|
pColumnRef->getChild(0)->count() == 3 &&
|
|
SQL_ISPUNCTUATION(pColumnRef->getChild(0)->getChild(2),"*"))
|
|
{
|
|
// alle Spalten der Tabelle
|
|
::rtl::OUString aTableRange;
|
|
pColumnRef->getChild(0)->parseNodeToStr( aTableRange, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
setSelectColumnName(m_aSelectColumns,::rtl::OUString::createFromAscii("*"), aEmptyString,aTableRange);
|
|
continue;
|
|
}
|
|
else if (SQL_ISRULE(pColumnRef,derived_column))
|
|
{
|
|
::rtl::OUString aColumnAlias(getColumnAlias(pColumnRef)); // kann leer sein
|
|
::rtl::OUString sColumnName;
|
|
::rtl::OUString aTableRange;
|
|
sal_Int32 nType = DataType::VARCHAR;
|
|
sal_Bool bFkt(sal_False);
|
|
pColumnRef = pColumnRef->getChild(0);
|
|
if (
|
|
pColumnRef->count() == 3 &&
|
|
SQL_ISPUNCTUATION(pColumnRef->getChild(0),"(") &&
|
|
SQL_ISPUNCTUATION(pColumnRef->getChild(2),")")
|
|
)
|
|
pColumnRef = pColumnRef->getChild(1);
|
|
|
|
if (SQL_ISRULE(pColumnRef,column_ref))
|
|
{
|
|
getColumnRange(pColumnRef,sColumnName,aTableRange);
|
|
OSL_ENSURE(sColumnName.getLength(),"Columnname darf nicht leer sein");
|
|
}
|
|
else /*if (SQL_ISRULE(pColumnRef,general_set_fct) || SQL_ISRULE(pColumnRef,set_fct_spec) ||
|
|
SQL_ISRULE(pColumnRef,position_exp) || SQL_ISRULE(pColumnRef,extract_exp) ||
|
|
SQL_ISRULE(pColumnRef,length_exp) || SQL_ISRULE(pColumnRef,char_value_fct)||
|
|
SQL_ISRULE(pColumnRef,num_value_exp) || SQL_ISRULE(pColumnRef,term))*/
|
|
{
|
|
/* Funktionsaufruf vorhanden */
|
|
pColumnRef->parseNodeToStr( sColumnName, m_pImpl->m_xConnection, NULL, sal_False, sal_True );
|
|
::rtl::OUString sTableRange;
|
|
// check if the column is also a parameter
|
|
traverseORCriteria(pColumnRef); // num_value_exp
|
|
traverseParameter( pColumnRef, NULL, sColumnName, sTableRange, aColumnAlias );
|
|
|
|
// gehoeren alle beteiligten Spalten der Funktion zu einer Tabelle
|
|
if (m_pImpl->m_pTables->size() == 1)
|
|
{
|
|
aTableRange = m_pImpl->m_pTables->begin()->first;
|
|
}
|
|
else
|
|
{
|
|
getColumnTableRange(pColumnRef,aTableRange);
|
|
}
|
|
if ( pColumnRef->isRule() )
|
|
{
|
|
bFkt = sal_True;
|
|
if ( SQL_ISRULE(pColumnRef,num_value_exp) || SQL_ISRULE(pColumnRef,term) || SQL_ISRULE(pColumnRef,factor) )
|
|
{
|
|
nType = DataType::DOUBLE;
|
|
}
|
|
else
|
|
{
|
|
::rtl::OUString sFunctionName;
|
|
if ( SQL_ISRULE(pColumnRef,length_exp) )
|
|
pColumnRef->getChild(0)->getChild(0)->parseNodeToStr(
|
|
sFunctionName, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
else
|
|
pColumnRef->getChild(0)->parseNodeToStr(
|
|
sFunctionName, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
nType = ::connectivity::OSQLParser::getFunctionReturnType( sFunctionName, &m_rParser.getContext() );
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
else
|
|
{
|
|
aIteratorStatus.setStatementTooComplex();
|
|
return;
|
|
}
|
|
*/
|
|
if(!aColumnAlias.getLength())
|
|
aColumnAlias = sColumnName;
|
|
setSelectColumnName(m_aSelectColumns,sColumnName,aColumnAlias,aTableRange,bFkt,nType,SQL_ISRULE(pColumnRef,general_set_fct) || SQL_ISRULE(pColumnRef,set_fct_spec));
|
|
}
|
|
}
|
|
}
|
|
|
|
return !hasErrors();
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
bool OSQLParseTreeIterator::traverseOrderByColumnNames(const OSQLParseNode* pSelectNode)
|
|
{
|
|
traverseByColumnNames( pSelectNode, sal_True );
|
|
return !hasErrors();
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseByColumnNames(const OSQLParseNode* pSelectNode,sal_Bool _bOrder)
|
|
{
|
|
// aIteratorStatus.Clear();
|
|
|
|
if (pSelectNode == NULL)
|
|
{
|
|
//aIteratorStatus.setInvalidStatement();
|
|
return;
|
|
}
|
|
|
|
if (m_eStatementType != SQL_STATEMENT_SELECT)
|
|
{
|
|
//aIteratorStatus.setInvalidStatement();
|
|
return;
|
|
}
|
|
|
|
if(SQL_ISRULE(pSelectNode,union_statement))
|
|
{
|
|
traverseByColumnNames(pSelectNode->getChild(0),_bOrder);
|
|
return;
|
|
}
|
|
|
|
OSL_ENSURE(pSelectNode->count() >= 4,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
OSQLParseNode * pTableExp = pSelectNode->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator:table_exp error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
sal_uInt32 nPos = ( _bOrder ? 4 : 2 );
|
|
|
|
OSQLParseNode * pOptByClause = pTableExp->getChild(nPos);
|
|
OSL_ENSURE(pOptByClause != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
if ( pOptByClause->count() == 0 )
|
|
return;
|
|
|
|
OSL_ENSURE(pOptByClause->count() == 3,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
OSQLParseNode * pOrderingSpecCommalist = pOptByClause->getChild(2);
|
|
OSL_ENSURE(pOrderingSpecCommalist != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(!_bOrder || SQL_ISRULE(pOrderingSpecCommalist,ordering_spec_commalist),"OSQLParseTreeIterator:ordering_spec_commalist error in parse tree!");
|
|
OSL_ENSURE(pOrderingSpecCommalist->count() > 0,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
::rtl::OUString sColumnName,aColumnAlias;
|
|
::rtl::OUString aTableRange;
|
|
sal_uInt32 nCount = pOrderingSpecCommalist->count();
|
|
for (sal_uInt32 i = 0; i < nCount; ++i)
|
|
{
|
|
OSQLParseNode* pColumnRef = pOrderingSpecCommalist->getChild(i);
|
|
OSL_ENSURE(pColumnRef != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
if ( _bOrder )
|
|
{
|
|
OSL_ENSURE(SQL_ISRULE(pColumnRef,ordering_spec),"OSQLParseTreeIterator:ordering_spec error in parse tree!");
|
|
OSL_ENSURE(pColumnRef->count() == 2,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pColumnRef = pColumnRef->getChild(0);
|
|
}
|
|
aTableRange = ::rtl::OUString();
|
|
sColumnName = ::rtl::OUString();
|
|
if ( SQL_ISRULE(pColumnRef,column_ref) )
|
|
{
|
|
// Column-Name (und TableRange):
|
|
if(SQL_ISRULE(pColumnRef,column_ref))
|
|
getColumnRange(pColumnRef,sColumnName,aTableRange);
|
|
else // eine Expression
|
|
pColumnRef->parseNodeToStr( sColumnName, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
|
|
OSL_ENSURE(sColumnName.getLength(),"sColumnName darf nicht leer sein");
|
|
}
|
|
else
|
|
{ // here I found a predicate
|
|
pColumnRef->parseNodeToStr( sColumnName, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
}
|
|
OSL_ENSURE(pColumnRef != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
if ( _bOrder )
|
|
{
|
|
// Ascending/Descending
|
|
OSQLParseNode * pOptAscDesc = pColumnRef->getParent()->getChild(1);
|
|
OSL_ENSURE(pOptAscDesc != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
sal_Bool bAscending = pOptAscDesc && SQL_ISTOKEN(pOptAscDesc,ASC);
|
|
setOrderByColumnName(sColumnName, aTableRange,bAscending);
|
|
}
|
|
else
|
|
setGroupByColumnName(sColumnName, aTableRange);
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
bool OSQLParseTreeIterator::traverseGroupByColumnNames(const OSQLParseNode* pSelectNode)
|
|
{
|
|
traverseByColumnNames( pSelectNode, sal_False );
|
|
return !hasErrors();
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
bool OSQLParseTreeIterator::traverseSelectionCriteria(const OSQLParseNode* pSelectNode)
|
|
{
|
|
if ( pSelectNode == NULL )
|
|
return false;
|
|
|
|
|
|
// Parse Tree analysieren (je nach Statement-Typ)
|
|
// und Zeiger auf WHERE-Klausel setzen:
|
|
OSQLParseNode * pWhereClause = NULL;
|
|
|
|
if (m_eStatementType == SQL_STATEMENT_SELECT)
|
|
{
|
|
if(SQL_ISRULE(pSelectNode,union_statement))
|
|
{
|
|
return traverseSelectionCriteria( pSelectNode->getChild( 0 ) )
|
|
&& traverseSelectionCriteria( pSelectNode->getChild( 3 ) );
|
|
}
|
|
OSL_ENSURE(pSelectNode->count() >= 4,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
OSQLParseNode * pTableExp = pSelectNode->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pWhereClause = pTableExp->getChild(1);
|
|
} else if (SQL_ISRULE(pSelectNode,update_statement_searched)) {
|
|
OSL_ENSURE(pSelectNode->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
pWhereClause = pSelectNode->getChild(4);
|
|
} else if (SQL_ISRULE(pSelectNode,delete_statement_searched)) {
|
|
OSL_ENSURE(pSelectNode->count() == 4,"OSQLParseTreeIterator: error in parse tree!");
|
|
pWhereClause = pSelectNode->getChild(3);
|
|
} else if (SQL_ISRULE(pSelectNode,delete_statement_positioned)) {
|
|
// nyi
|
|
OSL_ASSERT("OSQLParseTreeIterator::getSelectionCriteria: positioned nyi");
|
|
} else {
|
|
// Anderes Statement. Keine Selektionskriterien.
|
|
return false;
|
|
}
|
|
|
|
if (! SQL_ISRULE(pWhereClause,where_clause)) {
|
|
// Die Where Clause ist meistens optional, d. h. es koennte sich auch
|
|
// um "optional_where_clause" handeln.
|
|
OSL_ENSURE(SQL_ISRULE(pWhereClause,opt_where_clause),"OSQLParseTreeIterator: error in parse tree!");
|
|
return false;
|
|
}
|
|
|
|
// Wenn es aber eine where_clause ist, dann darf sie nicht leer sein:
|
|
OSL_ENSURE(pWhereClause->count() == 2,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
OSQLParseNode * pComparisonPredicate = pWhereClause->getChild(1);
|
|
OSL_ENSURE(pComparisonPredicate != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
//
|
|
// Und nun die Vergleichskriterien abarbeiten (rekursiv, alles ist erstmal ein OR-Kriterium):
|
|
//
|
|
|
|
traverseORCriteria(pComparisonPredicate);
|
|
|
|
return !hasErrors();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseORCriteria(OSQLParseNode * pSearchCondition)
|
|
{
|
|
|
|
|
|
if (
|
|
pSearchCondition->count() == 3 &&
|
|
SQL_ISPUNCTUATION(pSearchCondition->getChild(0),"(") &&
|
|
SQL_ISPUNCTUATION(pSearchCondition->getChild(2),")")
|
|
)
|
|
{
|
|
// Runde Klammern um den Ausdruck
|
|
traverseORCriteria(pSearchCondition->getChild(1));
|
|
} else if (SQL_ISRULE(pSearchCondition,search_condition) &&
|
|
pSearchCondition->count() == 3 &&
|
|
SQL_ISTOKEN(pSearchCondition->getChild(1),OR))
|
|
{
|
|
// OR-Verknuepfung:
|
|
|
|
for (int i = 0; i < 3; i++) {
|
|
if (i == 1) continue; // Schluesselwort OR ueberspringen
|
|
|
|
// Ist das erste Element wieder eine OR-Verknuepfung?
|
|
if (i == 0 &&
|
|
SQL_ISRULE(pSearchCondition->getChild(0),search_condition) &&
|
|
pSearchCondition->getChild(0)->count() == 3 &&
|
|
SQL_ISTOKEN(pSearchCondition->getChild(0)->getChild(1),OR))
|
|
{
|
|
// Dann rekursiv absteigen ...
|
|
traverseORCriteria(pSearchCondition->getChild(0));
|
|
|
|
} else {
|
|
// AND-Kriterien ...
|
|
traverseANDCriteria(pSearchCondition->getChild(i));
|
|
// if (! aIteratorStatus.IsSuccessful()) break;
|
|
}
|
|
|
|
// if (! aIteratorStatus.IsSuccessful()) break;
|
|
}
|
|
} else {
|
|
// Nur *ein* Kriterium oder eine AND-Verknuepfung von Kriterien.
|
|
// Direkt die AND-Kriterien behandeln.
|
|
traverseANDCriteria(pSearchCondition);
|
|
// if (! aIteratorStatus.IsSuccessful()) return;
|
|
}
|
|
|
|
// Fehler einfach weiterreichen.
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseANDCriteria(OSQLParseNode * pSearchCondition)
|
|
{
|
|
|
|
|
|
if (
|
|
SQL_ISRULE(pSearchCondition,boolean_primary) &&
|
|
pSearchCondition->count() == 3 &&
|
|
SQL_ISPUNCTUATION(pSearchCondition->getChild(0),"(") &&
|
|
SQL_ISPUNCTUATION(pSearchCondition->getChild(2),")")
|
|
)
|
|
{
|
|
// Runde Klammern
|
|
traverseANDCriteria(pSearchCondition->getChild(1));
|
|
}
|
|
// Das erste Element ist eine OR-Verknuepfung
|
|
else if ( SQL_ISRULE(pSearchCondition,search_condition) && pSearchCondition->count() == 3 )
|
|
{
|
|
// Dann rekursiv absteigen (dieselbe Row benutzen) ...
|
|
traverseORCriteria(pSearchCondition->getChild(0));
|
|
// if (! aIteratorStatus.IsSuccessful())
|
|
// return;
|
|
|
|
// Und mit dem rechten Child weitermachen:
|
|
traverseANDCriteria(pSearchCondition->getChild(2));
|
|
}
|
|
// Das erste Element ist (wieder) eine AND-Verknuepfung
|
|
else if ( SQL_ISRULE(pSearchCondition,boolean_term) && pSearchCondition->count() == 3 )
|
|
{
|
|
// Dann rekursiv absteigen (dieselbe Row benutzen) ...
|
|
traverseANDCriteria(pSearchCondition->getChild(0));
|
|
// if (! aIteratorStatus.IsSuccessful())
|
|
// return;
|
|
|
|
// Und mit dem rechten Child weitermachen:
|
|
traverseANDCriteria(pSearchCondition->getChild(2));
|
|
}
|
|
// Sonst einzelne Suchkriterien wie =, !=, ..., LIKE, IS NULL usw. behandeln:
|
|
else if (SQL_ISRULE(pSearchCondition,comparison_predicate) )
|
|
{
|
|
::rtl::OUString aValue;
|
|
pSearchCondition->getChild(2)->parseNodeToStr( aValue, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
traverseOnePredicate(pSearchCondition->getChild(0),aValue,pSearchCondition->getChild(2));
|
|
// if (! aIteratorStatus.IsSuccessful())
|
|
// return;
|
|
}
|
|
else if (SQL_ISRULE(pSearchCondition,like_predicate) /*&& SQL_ISRULE(pSearchCondition->getChild(0),column_ref)*/)
|
|
{
|
|
OSL_ENSURE(pSearchCondition->count() >= 4,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
sal_Int32 nCurentPos = pSearchCondition->count()-2;
|
|
|
|
OSQLParseNode * pNum_value_exp = pSearchCondition->getChild(nCurentPos);
|
|
OSQLParseNode * pOptEscape = pSearchCondition->getChild(nCurentPos+1);
|
|
|
|
OSL_ENSURE(pNum_value_exp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pOptEscape != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
if (pOptEscape->count() != 0)
|
|
{
|
|
// aIteratorStatus.setStatementTooComplex();
|
|
return;
|
|
}
|
|
|
|
::rtl::OUString aValue;
|
|
OSQLParseNode * pParam = NULL;
|
|
if (SQL_ISRULE(pNum_value_exp,parameter))
|
|
pParam = pNum_value_exp;
|
|
else if(pNum_value_exp->isToken())
|
|
// Normaler Wert
|
|
aValue = pNum_value_exp->getTokenValue();
|
|
else
|
|
{
|
|
pNum_value_exp->parseNodeToStr( aValue, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
pParam = pNum_value_exp;
|
|
}
|
|
|
|
traverseOnePredicate(pSearchCondition->getChild(0),aValue,pParam);
|
|
// if (! aIteratorStatus.IsSuccessful())
|
|
// return;
|
|
}
|
|
else if (SQL_ISRULE(pSearchCondition,in_predicate))
|
|
{
|
|
OSL_ENSURE(pSearchCondition->count() == 4,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
traverseORCriteria(pSearchCondition->getChild(0));
|
|
// if (! aIteratorStatus.IsSuccessful()) return;
|
|
|
|
OSQLParseNode* pChild = pSearchCondition->getChild(3);
|
|
if ( SQL_ISRULE(pChild->getChild(0),subquery) )
|
|
{
|
|
traverseTableNames( *m_pImpl->m_pSubTables );
|
|
traverseSelectionCriteria(pChild->getChild(0)->getChild(1));
|
|
}
|
|
else
|
|
{ // '(' value_exp_commalist ')'
|
|
pChild = pChild->getChild(1);
|
|
sal_Int32 nCount = pChild->count();
|
|
for (sal_Int32 i=0; i < nCount; ++i)
|
|
{
|
|
traverseANDCriteria(pChild->getChild(i));
|
|
}
|
|
}
|
|
}
|
|
else if (SQL_ISRULE(pSearchCondition,test_for_null) /*&& SQL_ISRULE(pSearchCondition->getChild(0),column_ref)*/)
|
|
{
|
|
OSL_ENSURE(pSearchCondition->count() >= 3,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISTOKEN(pSearchCondition->getChild(1),IS),"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
::rtl::OUString aString;
|
|
traverseOnePredicate(pSearchCondition->getChild(0),aString,NULL);
|
|
// if (! aIteratorStatus.IsSuccessful()) return;
|
|
}
|
|
else if (SQL_ISRULE(pSearchCondition,num_value_exp) || SQL_ISRULE(pSearchCondition,term))
|
|
{
|
|
::rtl::OUString aString;
|
|
traverseOnePredicate(pSearchCondition->getChild(0),aString,pSearchCondition->getChild(0));
|
|
traverseOnePredicate(pSearchCondition->getChild(2),aString,pSearchCondition->getChild(2));
|
|
}
|
|
// Fehler einfach weiterreichen.
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseParameter(OSQLParseNode* _pParseNode
|
|
,OSQLParseNode* _pColumnRef
|
|
,const ::rtl::OUString& _aColumnName
|
|
,const ::rtl::OUString& _aTableRange
|
|
,const ::rtl::OUString& _rColumnAlias)
|
|
{
|
|
if ( !SQL_ISRULE( _pParseNode, parameter ) )
|
|
return;
|
|
|
|
if ( ( m_pImpl->m_nIncludeMask & Parameters ) != Parameters )
|
|
// parameters not to be included in the traversal
|
|
return;
|
|
|
|
OSL_ENSURE(_pParseNode->count() > 0,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSQLParseNode * pMark = _pParseNode->getChild(0);
|
|
::rtl::OUString sParameterName;
|
|
|
|
if (SQL_ISPUNCTUATION(pMark,"?"))
|
|
{
|
|
sParameterName = _rColumnAlias.getLength()
|
|
? _rColumnAlias
|
|
: _aColumnName.getLength()
|
|
? _aColumnName
|
|
: ::rtl::OUString::createFromAscii("?");
|
|
}
|
|
else if (SQL_ISPUNCTUATION(pMark,":"))
|
|
{
|
|
sParameterName = _pParseNode->getChild(1)->getTokenValue();
|
|
}
|
|
else if (SQL_ISPUNCTUATION(pMark,"["))
|
|
{
|
|
sParameterName = _pParseNode->getChild(1)->getTokenValue();
|
|
}
|
|
else
|
|
{
|
|
OSL_ASSERT("OSQLParseTreeIterator: error in parse tree!");
|
|
}
|
|
|
|
// found a parameter
|
|
if ( _pColumnRef && (SQL_ISRULE(_pColumnRef,general_set_fct) || SQL_ISRULE(_pColumnRef,set_fct_spec)) )
|
|
{// found a function as column_ref
|
|
::rtl::OUString sFunctionName;
|
|
_pColumnRef->getChild(0)->parseNodeToStr( sFunctionName, m_pImpl->m_xConnection, NULL, sal_False, sal_False );
|
|
sal_Int32 nType = ::connectivity::OSQLParser::getFunctionReturnType( sFunctionName, &m_rParser.getContext() );
|
|
|
|
OParseColumn* pColumn = new OParseColumn( sParameterName,
|
|
::rtl::OUString(),
|
|
::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,
|
|
0,
|
|
0,
|
|
nType,
|
|
sal_False,
|
|
sal_False,
|
|
isCaseSensitive());
|
|
pColumn->setFunction(sal_True);
|
|
pColumn->setAggregateFunction(sal_True);
|
|
pColumn->setRealName(sFunctionName);
|
|
m_aParameters->push_back(pColumn);
|
|
}
|
|
else
|
|
{
|
|
sal_Bool bNotFound = sal_True;
|
|
OSQLColumns::const_iterator aIter = ::connectivity::find(
|
|
m_aSelectColumns->begin(),
|
|
m_aSelectColumns->end(),
|
|
_aColumnName,::comphelper::UStringMixEqual( isCaseSensitive() )
|
|
);
|
|
if(aIter != m_aSelectColumns->end())
|
|
{
|
|
OParseColumn* pNewColumn = new OParseColumn(*aIter,isCaseSensitive());
|
|
pNewColumn->setName(sParameterName);
|
|
pNewColumn->setRealName(_aColumnName);
|
|
m_aParameters->push_back(pNewColumn);
|
|
bNotFound = sal_False;
|
|
}
|
|
else if(_aColumnName.getLength())// search in the tables for the right one
|
|
{
|
|
|
|
Reference<XPropertySet> xColumn = findColumn( _aColumnName, _aTableRange, true );
|
|
|
|
if ( xColumn.is() )
|
|
{
|
|
OParseColumn* pNewColumn = new OParseColumn(xColumn,isCaseSensitive());
|
|
pNewColumn->setName(sParameterName);
|
|
pNewColumn->setRealName(_aColumnName);
|
|
m_aParameters->push_back(pNewColumn);
|
|
bNotFound = sal_False;
|
|
}
|
|
}
|
|
if ( bNotFound )
|
|
{
|
|
::rtl::OUString aNewColName( getUniqueColumnName( sParameterName ) );
|
|
|
|
OParseColumn* pColumn = new OParseColumn(aNewColName,
|
|
::rtl::OUString(),
|
|
::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,
|
|
0,
|
|
0,
|
|
DataType::VARCHAR,
|
|
sal_False,
|
|
sal_False,
|
|
isCaseSensitive() );
|
|
pColumn->setName(aNewColName);
|
|
pColumn->setRealName(sParameterName);
|
|
m_aParameters->push_back(pColumn);
|
|
}
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseOnePredicate(
|
|
OSQLParseNode * pColumnRef,
|
|
::rtl::OUString& rValue,
|
|
OSQLParseNode * pParseNode)
|
|
{
|
|
if ( !pParseNode )
|
|
return;
|
|
|
|
// Column-Name (und TableRange):
|
|
::rtl::OUString aColumnName, aTableRange, sColumnAlias;
|
|
getColumnRange( pColumnRef, aColumnName, aTableRange, sColumnAlias);
|
|
|
|
::rtl::OUString aName;
|
|
|
|
if (SQL_ISRULE(pParseNode,parameter))
|
|
traverseParameter( pParseNode, pColumnRef, aColumnName, aTableRange, sColumnAlias );
|
|
else if (SQL_ISRULE(pParseNode,column_ref))// Column-Name (und TableRange):
|
|
getColumnRange(pParseNode,aName,rValue);
|
|
else
|
|
{
|
|
traverseORCriteria(pParseNode);
|
|
// if (! aIteratorStatus.IsSuccessful()) return;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseSome( sal_uInt32 _nIncludeMask )
|
|
{
|
|
impl_traverse( _nIncludeMask );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::traverseAll()
|
|
{
|
|
impl_traverse( All );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::impl_traverse( sal_uInt32 _nIncludeMask )
|
|
{
|
|
impl_resetErrors();
|
|
m_pImpl->m_nIncludeMask = _nIncludeMask;
|
|
|
|
if ( !traverseTableNames( *m_pImpl->m_pTables ) )
|
|
return;
|
|
|
|
switch ( m_eStatementType )
|
|
{
|
|
case SQL_STATEMENT_SELECT:
|
|
{
|
|
const OSQLParseNode* pSelectNode = m_pParseTree;
|
|
if ( !traverseSelectColumnNames( pSelectNode )
|
|
|| !traverseOrderByColumnNames( pSelectNode )
|
|
|| !traverseGroupByColumnNames( pSelectNode )
|
|
|| !traverseSelectionCriteria( pSelectNode )
|
|
)
|
|
return;
|
|
}
|
|
break;
|
|
case SQL_STATEMENT_CREATE_TABLE:
|
|
{
|
|
//0 | 1 | 2 |3| 4 |5
|
|
//create table sc.foo ( a char(20), b char )
|
|
const OSQLParseNode* pCreateNode = m_pParseTree->getChild(4);
|
|
traverseCreateColumns(pCreateNode);
|
|
}
|
|
break;
|
|
case SQL_STATEMENT_INSERT:
|
|
break;
|
|
default:
|
|
OSL_ENSURE( false, "OSQLParseTreeIterator::traverseAll: not yet implemented for this statement type!" );
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Dummy-Implementationen:
|
|
|
|
//-----------------------------------------------------------------------------
|
|
OSQLTable OSQLParseTreeIterator::impl_createTableObject( const ::rtl::OUString& rTableName,
|
|
const ::rtl::OUString& rCatalogName, const ::rtl::OUString& rSchemaName )
|
|
{
|
|
OSL_PRECOND( m_eStatementType == SQL_STATEMENT_CREATE_TABLE,
|
|
"OSQLParseTreeIterator::impl_createTableObject: only to be called for CREATE TABLE statements!" );
|
|
// (in all other cases, m_pTables is to contain the table objects as obtained from the tables
|
|
// container of the connection (m_xTablesContainer)
|
|
|
|
OSQLTable aReturnTable = new OTable(
|
|
NULL,
|
|
sal_False,
|
|
rTableName,
|
|
::rtl::OUString::createFromAscii("Table"),
|
|
::rtl::OUString::createFromAscii("New Created Table"),
|
|
rSchemaName,
|
|
rCatalogName
|
|
);
|
|
return aReturnTable;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::appendColumns(::vos::ORef<OSQLColumns>& _rColumns,const ::rtl::OUString& _rTableAlias,const OSQLTable& _rTable)
|
|
{
|
|
|
|
if (!_rTable.is())
|
|
return;
|
|
|
|
Reference<XNameAccess> xColumns = _rTable->getColumns();
|
|
if ( !xColumns.is() )
|
|
return;
|
|
|
|
Sequence< ::rtl::OUString > aColNames = xColumns->getElementNames();
|
|
const ::rtl::OUString* pBegin = aColNames.getConstArray();
|
|
const ::rtl::OUString* pEnd = pBegin + aColNames.getLength();
|
|
|
|
for(;pBegin != pEnd;++pBegin)
|
|
{
|
|
|
|
::rtl::OUString aName(getUniqueColumnName(*pBegin));
|
|
Reference< XPropertySet > xColumn;
|
|
if(xColumns->hasByName(*pBegin) && (xColumns->getByName(*pBegin) >>= xColumn) && xColumn.is())
|
|
{
|
|
OParseColumn* pColumn = new OParseColumn(aName
|
|
, getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPENAME)))
|
|
, getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE)))
|
|
, getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE)))
|
|
, getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION)))
|
|
, getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE)))
|
|
, getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)))
|
|
, getBOOL(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISAUTOINCREMENT)))
|
|
, getBOOL(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))
|
|
, isCaseSensitive() );
|
|
|
|
pColumn->setTableName(_rTableAlias);
|
|
pColumn->setRealName(*pBegin);
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
_rColumns->push_back(xCol);
|
|
}
|
|
else
|
|
impl_appendError( IParseContext::ERROR_INVALID_COLUMN, pBegin, &_rTableAlias );
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::setSelectColumnName(::vos::ORef<OSQLColumns>& _rColumns,const ::rtl::OUString & rColumnName,const ::rtl::OUString & rColumnAlias, const ::rtl::OUString & rTableRange,sal_Bool bFkt,sal_Int32 _nType,sal_Bool bAggFkt)
|
|
{
|
|
if(rColumnName.toChar() == '*' && !rTableRange.getLength())
|
|
{ // SELECT * ...
|
|
OSL_ENSURE(_rColumns == m_aSelectColumns,"Invalid columns used here!");
|
|
for(ConstOSQLTablesIterator aIter = m_pImpl->m_pTables->begin(); aIter != m_pImpl->m_pTables->end();++aIter)
|
|
appendColumns(_rColumns,aIter->first,aIter->second);
|
|
}
|
|
else if( rColumnName.toChar() == '*' && rTableRange.getLength() )
|
|
{ // SELECT <table>.*
|
|
OSL_ENSURE(_rColumns == m_aSelectColumns,"Invalid columns used here!");
|
|
ConstOSQLTablesIterator aFind = m_pImpl->m_pTables->find(rTableRange);
|
|
|
|
if(aFind == m_pImpl->m_pTables->end())
|
|
{
|
|
::rtl::OUString strExpression = rTableRange;
|
|
strExpression += ::rtl::OUString::createFromAscii(".");
|
|
strExpression += rColumnName;
|
|
}
|
|
else
|
|
appendColumns(_rColumns,rTableRange,aFind->second);
|
|
}
|
|
else if ( !rTableRange.getLength() )
|
|
{ // SELECT <something> ...
|
|
// without table specified
|
|
if ( !bFkt )
|
|
{
|
|
Reference< XPropertySet> xNewColumn;
|
|
|
|
for ( OSQLTablesIterator aIter = m_pImpl->m_pTables->begin(); aIter != m_pImpl->m_pTables->end(); ++aIter )
|
|
{
|
|
if ( !aIter->second.is() )
|
|
continue;
|
|
|
|
Reference<XNameAccess> xColumns = aIter->second->getColumns();
|
|
Reference< XPropertySet > xColumn;
|
|
if ( !xColumns->hasByName( rColumnName )
|
|
|| !( xColumns->getByName( rColumnName ) >>= xColumn )
|
|
)
|
|
continue;
|
|
|
|
::rtl::OUString aNewColName(getUniqueColumnName(rColumnAlias));
|
|
|
|
OParseColumn* pColumn = new OParseColumn(xColumn,isCaseSensitive());
|
|
xNewColumn = pColumn;
|
|
pColumn->setTableName(aIter->first);
|
|
pColumn->setName(aNewColName);
|
|
pColumn->setRealName(rColumnName);
|
|
|
|
break;
|
|
}
|
|
|
|
if ( !xNewColumn.is() )
|
|
{
|
|
// no function (due to the above !bFkt), no existing column
|
|
// => assume an expression
|
|
::rtl::OUString aNewColName( getUniqueColumnName( rColumnAlias ) );
|
|
// did not find a column with this name in any of the tables
|
|
OParseColumn* pColumn = new OParseColumn(
|
|
aNewColName,
|
|
::rtl::OUString::createFromAscii( "VARCHAR" ),
|
|
// TODO: does this match with _nType?
|
|
// Or should be fill this from the getTypeInfo of the connection?
|
|
::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,
|
|
0,
|
|
0,
|
|
_nType,
|
|
sal_False,
|
|
sal_False,
|
|
isCaseSensitive()
|
|
);
|
|
|
|
xNewColumn = pColumn;
|
|
pColumn->setRealName( rColumnName );
|
|
}
|
|
|
|
_rColumns->push_back( xNewColumn );
|
|
}
|
|
else
|
|
{
|
|
::rtl::OUString aNewColName(getUniqueColumnName(rColumnAlias));
|
|
|
|
OParseColumn* pColumn = new OParseColumn(aNewColName,::rtl::OUString(),::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,0,0,_nType,sal_False,sal_False,isCaseSensitive());
|
|
pColumn->setFunction(sal_True);
|
|
pColumn->setAggregateFunction(bAggFkt);
|
|
pColumn->setRealName(rColumnName);
|
|
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
_rColumns->push_back(xCol);
|
|
}
|
|
}
|
|
else // ColumnName und Tablename vorhanden
|
|
{
|
|
ConstOSQLTablesIterator aFind = m_pImpl->m_pTables->find(rTableRange);
|
|
|
|
sal_Bool bError = sal_False;
|
|
if (aFind != m_pImpl->m_pTables->end() && aFind->second.is())
|
|
{
|
|
if (bFkt)
|
|
{
|
|
::rtl::OUString aNewColName(getUniqueColumnName(rColumnAlias));
|
|
|
|
OParseColumn* pColumn = new OParseColumn(aNewColName,::rtl::OUString(),::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,0,0,_nType,sal_False,sal_False,isCaseSensitive());
|
|
pColumn->setFunction(sal_True);
|
|
pColumn->setAggregateFunction(bAggFkt);
|
|
pColumn->setRealName(rColumnName);
|
|
pColumn->setTableName(aFind->first);
|
|
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
_rColumns->push_back(xCol);
|
|
}
|
|
else
|
|
{
|
|
Reference< XPropertySet > xColumn;
|
|
if (aFind->second->getColumns()->hasByName(rColumnName) && (aFind->second->getColumns()->getByName(rColumnName) >>= xColumn))
|
|
{
|
|
::rtl::OUString aNewColName(getUniqueColumnName(rColumnAlias));
|
|
|
|
OParseColumn* pColumn = new OParseColumn(xColumn,isCaseSensitive());
|
|
pColumn->setName(aNewColName);
|
|
pColumn->setRealName(rColumnName);
|
|
pColumn->setTableName(aFind->first);
|
|
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
_rColumns->push_back(xCol);
|
|
}
|
|
else
|
|
bError = sal_True;
|
|
}
|
|
}
|
|
else
|
|
bError = sal_True;
|
|
|
|
// Tabelle existiert nicht oder Feld nicht vorhanden
|
|
if (bError)
|
|
{
|
|
::rtl::OUString strExpression = rTableRange;
|
|
if (strExpression.getLength())
|
|
strExpression += ::rtl::OUString::createFromAscii(".");
|
|
strExpression += rColumnName;
|
|
|
|
::rtl::OUString aNewColName(getUniqueColumnName(rColumnAlias));
|
|
|
|
OParseColumn* pColumn = new OParseColumn(aNewColName,::rtl::OUString(),::rtl::OUString(),
|
|
ColumnValue::NULLABLE_UNKNOWN,0,0,DataType::VARCHAR,sal_False,sal_False,isCaseSensitive());
|
|
pColumn->setFunction(sal_True);
|
|
pColumn->setAggregateFunction(bAggFkt);
|
|
|
|
Reference< XPropertySet> xCol = pColumn;
|
|
_rColumns->push_back(xCol);
|
|
}
|
|
}
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
::rtl::OUString OSQLParseTreeIterator::getUniqueColumnName(const ::rtl::OUString & rColumnName) const
|
|
{
|
|
::rtl::OUString aAlias(rColumnName);
|
|
|
|
OSQLColumns::const_iterator aIter = find(
|
|
m_aSelectColumns->begin(),
|
|
m_aSelectColumns->end(),
|
|
aAlias,
|
|
::comphelper::UStringMixEqual( isCaseSensitive() )
|
|
);
|
|
sal_Int32 i=1;
|
|
while(aIter != m_aSelectColumns->end())
|
|
{
|
|
(aAlias = rColumnName) += ::rtl::OUString::valueOf(i++);
|
|
aIter = find(
|
|
m_aSelectColumns->begin(),
|
|
m_aSelectColumns->end(),
|
|
aAlias,
|
|
::comphelper::UStringMixEqual( isCaseSensitive() )
|
|
);
|
|
}
|
|
return aAlias;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::setOrderByColumnName(const ::rtl::OUString & rColumnName, const ::rtl::OUString & rTableRange,sal_Bool bAscending)
|
|
{
|
|
Reference<XPropertySet> xColumn = findColumn( rColumnName, rTableRange, false );
|
|
if ( xColumn.is() )
|
|
m_aOrderColumns->push_back(new OOrderColumn(xColumn,isCaseSensitive(),bAscending));
|
|
else
|
|
{
|
|
sal_Int32 nId = rColumnName.toInt32();
|
|
if ( nId > 0 && nId < static_cast<sal_Int32>(m_aSelectColumns->size()) )
|
|
m_aOrderColumns->push_back(new OOrderColumn((*m_aSelectColumns)[nId-1],isCaseSensitive(),bAscending));
|
|
}
|
|
|
|
#ifdef SQL_TEST_PARSETREEITERATOR
|
|
cout << "OSQLParseTreeIterator::setOrderByColumnName: "
|
|
<< (const char *) rColumnName << ", "
|
|
<< (const char *) rTableRange << ", "
|
|
<< (bAscending ? "sal_True" : "sal_False")
|
|
<< "\n";
|
|
#endif
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::setGroupByColumnName(const ::rtl::OUString & rColumnName, const ::rtl::OUString & rTableRange)
|
|
{
|
|
Reference<XPropertySet> xColumn = findColumn( rColumnName, rTableRange, false );
|
|
if ( xColumn.is() )
|
|
m_aGroupColumns->push_back(new OParseColumn(xColumn,isCaseSensitive()));
|
|
else
|
|
{
|
|
sal_Int32 nId = rColumnName.toInt32();
|
|
if ( nId > 0 && nId < static_cast<sal_Int32>(m_aSelectColumns->size()) )
|
|
m_aGroupColumns->push_back(new OParseColumn((*m_aSelectColumns)[nId-1],isCaseSensitive()));
|
|
}
|
|
|
|
#ifdef SQL_TEST_PARSETREEITERATOR
|
|
cout << "OSQLParseTreeIterator::setOrderByColumnName: "
|
|
<< (const char *) rColumnName << ", "
|
|
<< (const char *) rTableRange << ", "
|
|
<< (bAscending ? "sal_True" : "sal_False")
|
|
<< "\n";
|
|
#endif
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getWhereTree() const
|
|
{
|
|
|
|
|
|
if (!m_pParseTree)
|
|
return NULL;
|
|
|
|
// Parse Tree analysieren (je nach Statement-Typ)
|
|
// und Zeiger auf WHERE-Klausel setzen:
|
|
OSQLParseNode * pWhereClause = NULL;
|
|
if(getStatementType() == SQL_STATEMENT_SELECT)
|
|
{
|
|
OSL_ENSURE(m_pParseTree->count() >= 4,"ParseTreeIterator: error in parse tree!");
|
|
OSQLParseNode * pTableExp = m_pParseTree->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pWhereClause = pTableExp->getChild(1);
|
|
}
|
|
else if (SQL_ISRULE(m_pParseTree,update_statement_searched) ||
|
|
SQL_ISRULE(m_pParseTree,delete_statement_searched))
|
|
{
|
|
pWhereClause = m_pParseTree->getChild(m_pParseTree->count()-1);
|
|
}
|
|
if(pWhereClause->count() != 2)
|
|
pWhereClause = NULL;
|
|
return pWhereClause;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getOrderTree() const
|
|
{
|
|
|
|
|
|
if (!m_pParseTree || getStatementType() != SQL_STATEMENT_SELECT)
|
|
return NULL;
|
|
|
|
// Parse Tree analysieren (je nach Statement-Typ)
|
|
// und Zeiger auf ORDER-Klausel setzen:
|
|
OSQLParseNode * pOrderClause = NULL;
|
|
OSL_ENSURE(m_pParseTree->count() >= 4,"ParseTreeIterator: error in parse tree!");
|
|
OSQLParseNode * pTableExp = m_pParseTree->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pOrderClause = pTableExp->getChild(4);
|
|
// Wenn es aber eine order_by ist, dann darf sie nicht leer sein:
|
|
if(pOrderClause->count() != 3)
|
|
pOrderClause = NULL;
|
|
return pOrderClause;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getGroupByTree() const
|
|
{
|
|
if (!m_pParseTree || getStatementType() != SQL_STATEMENT_SELECT)
|
|
return NULL;
|
|
|
|
// Parse Tree analysieren (je nach Statement-Typ)
|
|
// und Zeiger auf ORDER-Klausel setzen:
|
|
OSQLParseNode * pGroupClause = NULL;
|
|
OSL_ENSURE(m_pParseTree->count() >= 4,"ParseTreeIterator: error in parse tree!");
|
|
OSQLParseNode * pTableExp = m_pParseTree->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pGroupClause = pTableExp->getChild(2);
|
|
// Wenn es aber eine order_by ist, dann darf sie nicht leer sein:
|
|
if(pGroupClause->count() != 3)
|
|
pGroupClause = NULL;
|
|
return pGroupClause;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getHavingTree() const
|
|
{
|
|
if (!m_pParseTree || getStatementType() != SQL_STATEMENT_SELECT)
|
|
return NULL;
|
|
|
|
// Parse Tree analysieren (je nach Statement-Typ)
|
|
// und Zeiger auf ORDER-Klausel setzen:
|
|
OSQLParseNode * pHavingClause = NULL;
|
|
OSL_ENSURE(m_pParseTree->count() >= 4,"ParseTreeIterator: error in parse tree!");
|
|
OSQLParseNode * pTableExp = m_pParseTree->getChild(3);
|
|
OSL_ENSURE(pTableExp != NULL,"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(SQL_ISRULE(pTableExp,table_exp),"OSQLParseTreeIterator: error in parse tree!");
|
|
OSL_ENSURE(pTableExp->count() == 5,"OSQLParseTreeIterator: error in parse tree!");
|
|
|
|
pHavingClause = pTableExp->getChild(3);
|
|
// Wenn es aber eine order_by ist, dann darf sie nicht leer sein:
|
|
if(pHavingClause->count() < 1)
|
|
pHavingClause = NULL;
|
|
return pHavingClause;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
sal_Bool OSQLParseTreeIterator::isTableNode(const OSQLParseNode* _pTableNode) const
|
|
{
|
|
return _pTableNode && (SQL_ISRULE(_pTableNode,catalog_name) ||
|
|
SQL_ISRULE(_pTableNode,schema_name) ||
|
|
SQL_ISRULE(_pTableNode,table_name));
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getSimpleWhereTree() const
|
|
{
|
|
const OSQLParseNode* pNode = getWhereTree();
|
|
return pNode ? pNode->getChild(1) : NULL;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getSimpleOrderTree() const
|
|
{
|
|
const OSQLParseNode* pNode = getOrderTree();
|
|
return pNode ? pNode->getChild(2) : NULL;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getSimpleGroupByTree() const
|
|
{
|
|
const OSQLParseNode* pNode = getGroupByTree();
|
|
return pNode ? pNode->getChild(2) : NULL;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
const OSQLParseNode* OSQLParseTreeIterator::getSimpleHavingTree() const
|
|
{
|
|
const OSQLParseNode* pNode = getHavingTree();
|
|
return pNode ? pNode->getChild(1) : NULL;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
Reference< XPropertySet > OSQLParseTreeIterator::findColumn( const ::rtl::OUString & rColumnName, const ::rtl::OUString & rTableRange, bool _bLookInSubTables )
|
|
{
|
|
Reference< XPropertySet > xColumn = findColumn( *m_pImpl->m_pTables, rColumnName, rTableRange );
|
|
if ( !xColumn.is() && _bLookInSubTables )
|
|
xColumn = findColumn( *m_pImpl->m_pSubTables, rColumnName, rTableRange );
|
|
return xColumn;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
Reference< XPropertySet > OSQLParseTreeIterator::findColumn(const OSQLTables& _rTables,const ::rtl::OUString & rColumnName, const ::rtl::OUString & rTableRange)
|
|
{
|
|
Reference< XPropertySet > xColumn;
|
|
if ( rTableRange.getLength() )
|
|
{
|
|
ConstOSQLTablesIterator aFind = _rTables.find(rTableRange);
|
|
|
|
if ( aFind != _rTables.end()
|
|
&& aFind->second.is()
|
|
&& aFind->second->getColumns().is()
|
|
&& aFind->second->getColumns()->hasByName(rColumnName) )
|
|
aFind->second->getColumns()->getByName(rColumnName) >>= xColumn;
|
|
}
|
|
if ( !xColumn.is() )
|
|
{
|
|
OSQLTables::const_iterator aEnd = _rTables.end();
|
|
for(OSQLTables::const_iterator aIter = _rTables.begin(); aIter != aEnd; ++aIter)
|
|
{
|
|
if ( aIter->second.is() )
|
|
{
|
|
Reference<XNameAccess> xColumns = aIter->second->getColumns();
|
|
if( xColumns.is() && xColumns->hasByName(rColumnName) && (xColumns->getByName(rColumnName) >>= xColumn) )
|
|
{
|
|
OSL_ENSURE(xColumn.is(),"Column isn't a propertyset!");
|
|
break; // diese Column darf nur einmal vorkommen
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return xColumn;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::impl_appendError( IParseContext::ErrorCode _eError, const ::rtl::OUString* _pReplaceToken1, const ::rtl::OUString* _pReplaceToken2 )
|
|
{
|
|
::rtl::OUString sErrorMessage = m_rParser.getContext().getErrorMessage( _eError );
|
|
if ( _pReplaceToken1 )
|
|
{
|
|
bool bTwoTokens = ( _pReplaceToken2 != NULL );
|
|
const sal_Char* pPlaceHolder1 = bTwoTokens ? "#1" : "#";
|
|
const ::rtl::OUString sPlaceHolder1 = ::rtl::OUString::createFromAscii( pPlaceHolder1 );
|
|
|
|
sErrorMessage = sErrorMessage.replaceAt( sErrorMessage.indexOf( sPlaceHolder1 ), sPlaceHolder1.getLength(), *_pReplaceToken1 );
|
|
if ( _pReplaceToken2 )
|
|
sErrorMessage = sErrorMessage.replaceAt( sErrorMessage.indexOf( ::rtl::OUString::createFromAscii( "#2" ) ), 2, *_pReplaceToken2 );
|
|
}
|
|
|
|
impl_appendError( SQLException(
|
|
sErrorMessage, NULL, getStandardSQLState( SQL_GENERAL_ERROR ), 1000, Any() ) );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
void OSQLParseTreeIterator::impl_appendError( const SQLException& _rError )
|
|
{
|
|
if ( m_aErrors.Message.getLength() )
|
|
{
|
|
SQLException* pErrorChain = &m_aErrors;
|
|
while ( pErrorChain->NextException.hasValue() )
|
|
pErrorChain = static_cast< SQLException* >( pErrorChain->NextException.pData );
|
|
pErrorChain->NextException <<= _rError;
|
|
}
|
|
else
|
|
m_aErrors = _rError;
|
|
}
|