Files
libreoffice/dbaccess/source/core/api/querycomposer.cxx
2001-04-11 05:21:33 +00:00

1242 lines
49 KiB
C++

/*************************************************************************
*
* $RCSfile: querycomposer.cxx,v $
*
* $Revision: 1.29 $
*
* last change: $Author: oj $ $Date: 2001-04-11 06:21:33 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _CONNECTIVITY_COMMONTOOLS_HXX_
#include "querycomposer.hxx"
#endif
#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#ifndef _COM_SUN_STAR_UTIL_XNUMBERFORMATTER_HPP_
#include <com/sun/star/util/XNumberFormatter.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_COLUMNSEARCH_HPP_
#include <com/sun/star/sdbc/ColumnSearch.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_DATATYPE_HPP_
#include <com/sun/star/sdbc/DataType.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XRESULTSETMETADATASUPPLIER_HPP_
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XRESULTSETMETADATA_HPP_
#include <com/sun/star/sdbc/XResultSetMetaData.hpp>
#endif
#ifndef _COM_SUN_STAR_REGISTRY_XSIMPLEREGISTRY_HPP_
#include <com/sun/star/registry/XSimpleRegistry.hpp>
#endif
#ifndef _COMPHELPER_SEQUENCE_HXX_
#include <comphelper/sequence.hxx>
#endif
#ifndef _COM_SUN_STAR_REGISTRY_XREGISTRYKEY_HPP_
#include <com/sun/star/registry/XRegistryKey.hpp>
#endif
#ifndef _COM_SUN_STAR_UNO_XAGGREGATION_HPP_
#include <com/sun/star/uno/XAggregation.hpp>
#endif
#ifndef _COMPHELPER_SEQUENCE_HXX_
#include <comphelper/sequence.hxx>
#endif
#ifndef _COMPHELPER_PROCESSFACTORY_HXX_
#include <comphelper/processfactory.hxx>
#endif
#ifndef DBACCESS_SHARED_DBASTRINGS_HRC
#include "dbastrings.hrc"
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _UTL_CONFIGMGR_HXX_
#include <unotools/configmgr.hxx>
#endif
#ifndef _COMPHELPER_TYPES_HXX_
#include <comphelper/types.hxx>
#endif
#ifndef _ISOLANG_HXX
#include <tools/isolang.hxx>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYATTRIBUTE_HPP_
#include <com/sun/star/beans/PropertyAttribute.hpp>
#endif
#ifndef _COM_SUN_STAR_I18N_XLOCALEDATA_HPP_
#include <com/sun/star/i18n/XLocaleData.hpp>
#endif
#ifndef _CONNECTIVITY_SDBCX_COLLECTION_HXX_
#include "connectivity/sdbcx/VCollection.hxx"
#endif
#ifndef _CONNECTIVITY_DBTOOLS_HXX_
#include <connectivity/dbtools.hxx>
#endif
using namespace dbaccess;
using namespace connectivity;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::lang;
using namespace ::cppu;
using namespace ::osl;
using namespace ::utl;
// using namespace ::com::sun::star::registry;
#define STR_SELECT ::rtl::OUString::createFromAscii("SELECT ")
#define STR_FROM ::rtl::OUString::createFromAscii(" FROM ")
#define STR_WHERE ::rtl::OUString::createFromAscii(" WHERE ")
#define STR_ORDER_BY ::rtl::OUString::createFromAscii(" ORDER BY ")
#define STR_AND ::rtl::OUString::createFromAscii(" AND ")
#define STR_LIKE ::rtl::OUString::createFromAscii(" LIKE ")
#define STR_EQUAL ::rtl::OUString::createFromAscii(" = ")
#define L_BRACKET ::rtl::OUString::createFromAscii("(")
#define R_BRACKET ::rtl::OUString::createFromAscii(")")
#define COMMA ::rtl::OUString::createFromAscii(",")
namespace dbaccess
{
// -----------------------------------------------------------------------------
typedef connectivity::sdbcx::OCollection OPrivateColumns_Base;
class OPrivateColumns : public OPrivateColumns_Base
{
OSQLColumns m_aColumns;
protected:
virtual Reference< XNamed > createObject(const ::rtl::OUString& _rName);
virtual void impl_refresh() throw(RuntimeException) {}
virtual Reference< XPropertySet > createEmptyObject()
{
return NULL;
}
public:
OPrivateColumns(const OSQLColumns& _rColumns,
sal_Bool _bCase,
::cppu::OWeakObject& _rParent,
::osl::Mutex& _rMutex,
const ::std::vector< ::rtl::OUString> &_rVector
) : sdbcx::OCollection(_rParent,_bCase,_rMutex,_rVector)
,m_aColumns(_rColumns)
{
}
virtual void SAL_CALL disposing(void)
{
clear_NoDispose();
// we're not owner of the objects we're holding, instead the object we got in our ctor is
// So we're not allowed to dispose our elements.
OPrivateColumns_Base::disposing();
}
};
// -------------------------------------------------------------------------
Reference< XNamed > OPrivateColumns::createObject(const ::rtl::OUString& _rName)
{
return Reference< XNamed >(*find(m_aColumns.begin(),m_aColumns.end(),_rName,isCaseSensitive()),UNO_QUERY);
}
typedef connectivity::sdbcx::OCollection OPrivateTables_BASE;
//==========================================================================
//= OPrivateTables
//==========================================================================
class OPrivateTables : public OPrivateTables_BASE
{
OSQLTables m_aTables;
protected:
virtual Reference< XNamed > createObject(const ::rtl::OUString& _rName);
virtual void impl_refresh() throw(RuntimeException) {}
virtual Reference< XPropertySet > createEmptyObject()
{
return NULL;
}
public:
OPrivateTables( const OSQLTables& _rTables,
sal_Bool _bCase,
::cppu::OWeakObject& _rParent,
::osl::Mutex& _rMutex,
const ::std::vector< ::rtl::OUString> &_rVector
) : sdbcx::OCollection(_rParent,_bCase,_rMutex,_rVector)
,m_aTables(_rTables)
{
}
virtual void SAL_CALL disposing(void)
{
clear_NoDispose();
// we're not owner of the objects we're holding, instead the object we got in our ctor is
// So we're not allowed to dispose our elements.
m_aTables.clear();
OPrivateTables_BASE::disposing();
}
};
// -------------------------------------------------------------------------
Reference< XNamed > OPrivateTables::createObject(const ::rtl::OUString& _rName)
{
OSQLTables::iterator aIter = m_aTables.find(_rName);
OSL_ENSURE(aIter != m_aTables.end(),"Table not found!");
OSL_ENSURE(aIter->second.is(),"Table is null!");
return Reference< XNamed >(m_aTables.find(_rName)->second,UNO_QUERY);
}
// -----------------------------------------------------------------------------
}
DBG_NAME(OQueryComposer)
// -------------------------------------------------------------------------
OQueryComposer::OQueryComposer(const Reference< XNameAccess>& _xTableSupplier,
const Reference< XConnection>& _xConnection,
const Reference< XMultiServiceFactory >& _xServiceFactory)
: OSubComponent(m_aMutex,_xConnection)
, m_xConnection(_xConnection)
, m_pSqlParseNode(NULL)
, m_aSqlIterator(_xTableSupplier,_xConnection->getMetaData(),NULL)
, m_xTableSupplier(_xTableSupplier)
, m_aSqlParser(_xServiceFactory)
,m_xServiceFactory(_xServiceFactory)
,m_pColumns(NULL)
,m_pTables(NULL)
,m_pParameters(NULL)
{
DBG_CTOR(OQueryComposer,NULL);
OSL_ENSURE(_xServiceFactory.is()," ServiceFactory cant be null!");
OSL_ENSURE(_xConnection.is()," Connection cant be null!");
OSL_ENSURE(_xTableSupplier.is(),"TableSupplier cant be null!");
Any aValue = ConfigManager::GetDirectConfigProperty(ConfigManager::LOCALE);
m_aLocale.Language = ::comphelper::getString(aValue);
m_xNumberFormatsSupplier = dbtools::getNumberFormats(m_xConnection,sal_True,m_xServiceFactory);
Reference< XLocaleData> xLocaleData = Reference<XLocaleData>(m_xServiceFactory->createInstance(::rtl::OUString::createFromAscii("com.sun.star.i18n.LocaleData")),UNO_QUERY);
LocaleDataItem aData = xLocaleData->getLocaleItem(m_aLocale);
m_sDecimalSep = aData.decimalSeparator;
OSL_ENSURE(m_sDecimalSep.getLength() == 1,"OQueryComposer::OQueryComposer decimal separator is not 1 length");
}
// -------------------------------------------------------------------------
OQueryComposer::~OQueryComposer()
{
DBG_DTOR(OQueryComposer,NULL);
}
// -------------------------------------------------------------------------
// OComponentHelper
void SAL_CALL OQueryComposer::disposing(void)
{
OSubComponent::disposing();
MutexGuard aGuard(m_aMutex);
delete m_pSqlParseNode;
m_pSqlParseNode = NULL;
m_aSqlIterator.dispose();
m_xTableSupplier = NULL;
m_xConnection = NULL;
m_xServiceFactory = NULL;
if(m_pColumns)
{
m_pColumns->disposing();
delete m_pColumns;
m_pColumns = NULL;
}
if(m_pParameters)
{
m_pParameters->disposing();
delete m_pParameters;
m_pParameters = NULL;
}
if(m_pTables)
{
m_pTables->disposing();
delete m_pTables;
m_pTables = NULL;
}
}
// -------------------------------------------------------------------------
// ::com::sun::star::lang::XTypeProvider
Sequence< Type > SAL_CALL OQueryComposer::getTypes() throw (RuntimeException)
{
return ::comphelper::concatSequences(OSubComponent::getTypes(),OQueryComposer_BASE::getTypes());
}
// -------------------------------------------------------------------------
Sequence< sal_Int8 > SAL_CALL OQueryComposer::getImplementationId() throw (RuntimeException)
{
static OImplementationId * pId = 0;
if (! pId)
{
MutexGuard aGuard( Mutex::getGlobalMutex() );
if (! pId)
{
static OImplementationId aId;
pId = &aId;
}
}
return pId->getImplementationId();
}
// -------------------------------------------------------------------------
// com::sun::star::lang::XUnoTunnel
sal_Int64 SAL_CALL OQueryComposer::getSomething( const Sequence< sal_Int8 >& rId ) throw(RuntimeException)
{
if (rId.getLength() == 16 && 0 == rtl_compareMemory(getImplementationId().getConstArray(), rId.getConstArray(), 16 ) )
return (sal_Int64)this;
return 0;
}
// -------------------------------------------------------------------------
Any SAL_CALL OQueryComposer::queryInterface( const Type & rType ) throw(RuntimeException)
{
Any aRet = OSubComponent::queryInterface(rType);
if(!aRet.hasValue())
aRet = OQueryComposer_BASE::queryInterface(rType);
return aRet;
}
// -------------------------------------------------------------------------
// XServiceInfo
//------------------------------------------------------------------------------
rtl::OUString OQueryComposer::getImplementationName( ) throw(RuntimeException)
{
return rtl::OUString::createFromAscii("com.sun.star.sdb.dbaccess.OQueryComposer");
}
//------------------------------------------------------------------------------
sal_Bool OQueryComposer::supportsService( const ::rtl::OUString& _rServiceName ) throw (RuntimeException)
{
return ::comphelper::findValue(getSupportedServiceNames(), _rServiceName, sal_True).getLength() != 0;
}
//------------------------------------------------------------------------------
Sequence< ::rtl::OUString > OQueryComposer::getSupportedServiceNames( ) throw (RuntimeException)
{
Sequence< rtl::OUString > aSNS( 1 );
aSNS[0] = SERVICE_SDB_SQLQUERYCOMPOSER;
return aSNS;
}
// -------------------------------------------------------------------------
// XSQLQueryComposer
::rtl::OUString SAL_CALL OQueryComposer::getQuery( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
return m_aQuery;
}
// -------------------------------------------------------------------------
void SAL_CALL OQueryComposer::setQuery( const ::rtl::OUString& command ) throw(SQLException, RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
::osl::MutexGuard aGuard( m_aMutex );
m_aQuery = command;
delete m_pSqlParseNode;
::rtl::OUString aErrorMsg;
m_pSqlParseNode = m_aSqlParser.parseTree(aErrorMsg,m_aQuery);
if(!m_pSqlParseNode)
{
SQLException aError2(aErrorMsg,*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
SQLException aError1(command,*this,::rtl::OUString::createFromAscii("HY000"),1000,makeAny(aError2));
throw SQLException(m_aSqlParser.getContext().getErrorMessage(OParseContext::ERROR_GENERAL),*this,::rtl::OUString::createFromAscii("HY000"),1000,makeAny(aError1));
}
m_aSqlIterator.setParseTree(m_pSqlParseNode);
m_aSqlIterator.traverseAll();
if( m_aSqlIterator.getStatementType() != SQL_STATEMENT_SELECT && m_aSqlIterator.getStatementType() != SQL_STATEMENT_SELECT_COUNT)
{
SQLException aError1(command,*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
throw SQLException(::rtl::OUString::createFromAscii("No select statement!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,makeAny(aError1));
}
m_aWorkSql = STR_SELECT;
m_pSqlParseNode->getChild(1)->parseNodeToStr(m_aWorkSql,m_xConnection->getMetaData());
m_pSqlParseNode->getChild(2)->parseNodeToStr(m_aWorkSql,m_xConnection->getMetaData());
m_aWorkSql += STR_FROM;
m_pSqlParseNode->getChild(3)->getChild(0)->getChild(1)->parseNodeToStr(m_aWorkSql,m_xConnection->getMetaData());
m_aFilter = m_aOrgFilter = m_aOrgOrder = m_aOrder = ::rtl::OUString();
const OSQLParseNode* pWhereNode = m_aSqlIterator.getWhereTree();
if(pWhereNode)
pWhereNode->getChild(1)->parseNodeToStr(m_aOrgFilter,m_xConnection->getMetaData());
const OSQLParseNode* pOrderNode = m_aSqlIterator.getOrderTree();
if(pOrderNode) // parse without "ORDER BY"
pOrderNode->getChild(2)->parseNodeToStr(m_aOrgOrder,m_xConnection->getMetaData());
// first clear the tables and columns
if(m_pTables)
{
m_pTables->disposing();
delete m_pTables;
m_pTables = NULL;
}
if(m_pColumns)
{
m_pColumns->disposing();
delete m_pColumns;
m_pColumns = NULL;
}
if(m_pParameters)
{
m_pParameters->disposing();
delete m_pParameters;
m_pParameters = NULL;
}
// now set the columns we have to look if the order of the columns is correct
Reference<XStatement> xStmt = m_xConnection->createStatement();
::std::vector< ::rtl::OUString> aNames;
const ::vos::ORef< OSQLColumns>& aCols = m_aSqlIterator.getSelectColumns();
if(xStmt.is())
{
::rtl::OUString sSql = m_aWorkSql;
sSql += STR_WHERE;
sSql += ::rtl::OUString::createFromAscii(" 0 = 1");
Reference<XResultSetMetaDataSupplier> xResMetaDataSup;
xResMetaDataSup = Reference<XResultSetMetaDataSupplier>(xStmt->executeQuery(sSql),UNO_QUERY);
Reference<XResultSetMetaData> xMeta = xResMetaDataSup->getMetaData();
sal_Int32 nCount = xMeta.is() ? xMeta->getColumnCount() : sal_Int32(0);
::comphelper::UStringMixEqual bCase(m_xConnection->getMetaData()->storesMixedCaseQuotedIdentifiers());
for(sal_Int32 i=1;i<=nCount;++i)
{
::rtl::OUString sName = xMeta->getColumnName(i);
OSQLColumns::const_iterator aFind = ::connectivity::find(aCols->begin(),aCols->end(),sName,bCase);
if(aFind != aCols->end())
aNames.push_back(sName);
else
{ // we can now only look if we found it under the realname propertery
aFind = ::connectivity::findRealName(aCols->begin(),aCols->end(),sName,bCase);
if(aFind != aCols->end())
aNames.push_back(sName);
}
}
::comphelper::disposeComponent(xStmt);
}
else
{
for(OSQLColumns::const_iterator aIter = aCols->begin(); aIter != aCols->end();++aIter)
aNames.push_back(getString((*aIter)->getPropertyValue(PROPERTY_NAME)));
}
m_pColumns = new OPrivateColumns(*aCols,m_xConnection->getMetaData()->storesMixedCaseQuotedIdentifiers(),*this,m_aMutex,aNames);
getTables();
getParameters();
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OQueryComposer::getComposedQuery( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
MutexGuard aGuard(m_aMutex);
if (m_pSqlParseNode)
{
::rtl::OUString aResult;
m_pSqlParseNode->parseNodeToStr(aResult,m_xConnection->getMetaData());
return aResult;
}
else
return getQuery();
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OQueryComposer::getFilter( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
MutexGuard aGuard(m_aMutex);
return m_aFilter;
}
// -------------------------------------------------------------------------
Sequence< Sequence< PropertyValue > > SAL_CALL OQueryComposer::getStructuredFilter( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
MutexGuard aGuard(m_aMutex);
Sequence< Sequence< PropertyValue > > aFilterSeq;
if (m_aFilter.getLength() != 0)
{
::rtl::OUString aSql(m_aWorkSql);
// build a temporary parse node
OSQLParseNode* pTempNode = m_pSqlParseNode;
aSql += STR_WHERE;
aSql += m_aFilter;
// THIS->resetIterator(aSql);
::rtl::OUString aErrorMsg;
m_pSqlParseNode = m_aSqlParser.parseTree(aErrorMsg,aSql);
m_aSqlIterator.setParseTree(m_pSqlParseNode);
if (m_pSqlParseNode)
{
// normalize the filter
OSQLParseNode* pWhereNode = m_pSqlParseNode->getChild(3)->getChild(1);
OSQLParseNode* pCondition = pWhereNode->getChild(1);
OSQLParseNode::negateSearchCondition(pCondition);
pCondition = pWhereNode->getChild(1);
OSQLParseNode::disjunctiveNormalForm(pCondition);
pCondition = pWhereNode->getChild(1);
OSQLParseNode::absorptions(pCondition);
pCondition = pWhereNode->getChild(1);
if (pCondition)
{
::std::vector< ::std::vector < PropertyValue > > aFilters;
Reference< ::com::sun::star::util::XNumberFormatter > xFormatter(m_xServiceFactory
->createInstance(rtl::OUString::createFromAscii("com.sun.star.util.NumberFormatter")), UNO_QUERY);
xFormatter->attachNumberFormatsSupplier(m_xNumberFormatsSupplier);
if (setORCriteria(pCondition, aFilters, xFormatter))
{
aFilterSeq.realloc(aFilters.size());
Sequence<PropertyValue>* pFilters = aFilterSeq.getArray();
for (::std::vector< ::std::vector < PropertyValue > >::const_iterator i = aFilters.begin();
i != aFilters.end();
i++)
{
const ::std::vector < PropertyValue >& rProperties = *i;
pFilters->realloc(rProperties.size());
PropertyValue* pFilter = pFilters->getArray();
for (::std::vector < PropertyValue >::const_iterator j = rProperties.begin();
j != rProperties.end();
++j)
{
*pFilter = *j;
pFilter++;
}
pFilters++;
}
}
}
delete m_pSqlParseNode;
}
// restore
m_pSqlParseNode = pTempNode;
m_aSqlIterator.setParseTree(m_pSqlParseNode);
}
return aFilterSeq;
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OQueryComposer::getOrder( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
return m_aOrder;
}
// -----------------------------------------------------------------------------
void SAL_CALL OQueryComposer::appendFilterByColumn( const Reference< XPropertySet >& column ) throw(SQLException, RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
if(!column.is() || !column->getPropertySetInfo()->hasPropertyByName(PROPERTY_VALUE))
throw SQLException(::rtl::OUString::createFromAscii("Column doesn't support the property 'Value'!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
sal_Int32 nType = 0;
column->getPropertyValue(PROPERTY_TYPE) >>= nType;
sal_Int32 nSearchable = dbtools::getSearchColumnFlag(m_xConnection,nType);
if(nSearchable == ColumnSearch::NONE)
throw SQLException(::rtl::OUString::createFromAscii("Column not searchable!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
::osl::MutexGuard aGuard( m_aMutex );
::rtl::OUString aName;
column->getPropertyValue(PROPERTY_NAME) >>= aName;
Any aValue;
column->getPropertyValue(PROPERTY_VALUE) >>= aValue;
::rtl::OUString aSql;
static ::rtl::OUString aQuote = m_xConnection->getMetaData()->getIdentifierQuoteString();
if(m_pColumns->hasByName(aName))
{
Reference<XPropertySet> xColumn;
m_pColumns->getByName(aName) >>= xColumn;
OSL_ENSURE(xColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_REALNAME),"Property REALNAME not available!");
OSL_ENSURE(xColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_TABLENAME),"Property TABLENAME not available!");
::rtl::OUString sRealName,sTableName;
xColumn->getPropertyValue(PROPERTY_REALNAME) >>= sRealName;
xColumn->getPropertyValue(PROPERTY_TABLENAME) >>= sTableName;
if(sTableName.indexOf('.',0) != -1)
{
::rtl::OUString aCatlog,aSchema,aTable;
::dbtools::qualifiedNameComponents(m_xConnection->getMetaData(),sTableName,aCatlog,aSchema,aTable);
::dbtools::composeTableName(m_xConnection->getMetaData(),aCatlog,aSchema,aTable,sTableName,sal_True);
}
else
sTableName = ::dbtools::quoteName(aQuote,sTableName);
aSql = sTableName;
aSql += ::rtl::OUString::createFromAscii(".");
aSql += ::dbtools::quoteName(aQuote,sRealName);
}
else
aSql = getTableAlias(column) + ::dbtools::quoteName(aQuote,aName);
// ::rtl::OUString aSql = getTableAlias(column) + aName;
switch(nType)
{
case DataType::VARCHAR:
case DataType::CHAR:
case DataType::LONGVARCHAR:
aSql += STR_LIKE;
aSql += ::rtl::OUString::createFromAscii("\'");
aSql += toString(aValue).getStr();
aSql += ::rtl::OUString::createFromAscii("\'");
break;
case DataType::VARBINARY:
case DataType::BINARY:
case DataType::LONGVARBINARY:
{
Sequence<sal_Int8> aSeq;
if(aValue >>= aSeq)
{
if(nSearchable == ColumnSearch::CHAR)
{
aSql += STR_LIKE;
aSql += ::rtl::OUString::createFromAscii("\'");
}
else
aSql += STR_EQUAL;
aSql += ::rtl::OUString::createFromAscii("0x");
const sal_Int8* pBegin = aSeq.getConstArray();
const sal_Int8* pEnd = pBegin + aSeq.getLength();
for(;pBegin != pEnd;++pBegin)
{
aSql += ::rtl::OUString::valueOf((sal_Int32)*pBegin,16).getStr();
}
if(nSearchable == ColumnSearch::NONE)
aSql += ::rtl::OUString::createFromAscii("\'");
}
else
throw SQLException(::rtl::OUString::createFromAscii("Column value isn't from type Sequence<sal_Int8>!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
}
break;
default:
{
::rtl::OUString aValueStr(toString(aValue));
aSql += STR_EQUAL;
aSql += ::rtl::OUString::createFromAscii(" ");
aSql += aValueStr.getStr();
}
}
// filter anhaengen
// select ohne where und order by aufbauen
::rtl::OUString aSql2(m_aWorkSql);
if ((m_aFilter.getLength() != 0) && (aSql.getLength() != 0))
{
::rtl::OUString sTemp(L_BRACKET);
sTemp += m_aFilter;
sTemp += R_BRACKET;
sTemp += STR_AND;
m_aFilter = sTemp;
}
m_aFilter += aSql;
// add the filter and the sort order
aSql2 += getComposedFilter();
aSql2 += getComposedSort();
resetIterator(aSql2);
}
// -------------------------------------------------------------------------
void SAL_CALL OQueryComposer::appendOrderByColumn( const Reference< XPropertySet >& column, sal_Bool ascending ) throw(SQLException, RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
if(!column.is() || !column->getPropertySetInfo()->hasPropertyByName(PROPERTY_VALUE))
throw SQLException(::rtl::OUString::createFromAscii("Column doesn't support the property 'Value'!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
::osl::MutexGuard aGuard( m_aMutex );
::rtl::OUString aName,aAppendOrder;
column->getPropertyValue(PROPERTY_NAME) >>= aName;
if(!m_xConnection->getMetaData()->supportsOrderByUnrelated() && !m_pColumns->hasByName(aName))
throw SQLException(::rtl::OUString::createFromAscii("Column not in select clause!"),*this,::rtl::OUString::createFromAscii("HY000"),1000,Any());
// filter anhaengen
// select ohne where und order by aufbauen
::rtl::OUString aSql(m_aWorkSql);
static ::rtl::OUString aQuote = m_xConnection->getMetaData()->getIdentifierQuoteString();
if(m_pColumns->hasByName(aName))
{
Reference<XPropertySet> xColumn;
m_pColumns->getByName(aName) >>= xColumn;
OSL_ENSURE(xColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_REALNAME),"Property REALNAME not available!");
OSL_ENSURE(xColumn->getPropertySetInfo()->hasPropertyByName(PROPERTY_TABLENAME),"Property TABLENAME not available!");
::rtl::OUString sRealName,sTableName;
xColumn->getPropertyValue(PROPERTY_REALNAME) >>= sRealName;
xColumn->getPropertyValue(PROPERTY_TABLENAME) >>= sTableName;
if(sTableName.indexOf('.',0) != -1)
{
::rtl::OUString aCatlog,aSchema,aTable;
::dbtools::qualifiedNameComponents(m_xConnection->getMetaData(),sTableName,aCatlog,aSchema,aTable);
::dbtools::composeTableName(m_xConnection->getMetaData(),aCatlog,aSchema,aTable,sTableName,sal_True);
}
else
sTableName = ::dbtools::quoteName(aQuote,sTableName);
aAppendOrder = sTableName;
aAppendOrder += ::rtl::OUString::createFromAscii(".");
aAppendOrder += ::dbtools::quoteName(aQuote,sRealName);
}
else
aAppendOrder = getTableAlias(column) + ::dbtools::quoteName(aQuote,aName);
if ((m_aOrder.getLength() != 0) && aAppendOrder.getLength())
m_aOrder += COMMA;
m_aOrder += aAppendOrder;
if(!ascending && aAppendOrder.getLength())
m_aOrder += ::rtl::OUString::createFromAscii(" DESC ");
// add the filter and the sort order
aSql += getComposedFilter();
aSql += getComposedSort();
resetIterator(aSql);
}
// -------------------------------------------------------------------------
void SAL_CALL OQueryComposer::setFilter( const ::rtl::OUString& filter ) throw(SQLException, RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
::osl::MutexGuard aGuard( m_aMutex );
m_aFilter = filter;
::rtl::OUString aSql(m_aWorkSql);
// add the filter and the sort order
aSql += getComposedFilter();
aSql += getComposedSort();
resetIterator(aSql);
}
// -------------------------------------------------------------------------
void SAL_CALL OQueryComposer::setOrder( const ::rtl::OUString& order ) throw(SQLException, RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
::osl::MutexGuard aGuard( m_aMutex );
m_aOrder = order;
::rtl::OUString aSql(m_aWorkSql);
// add the filter and the sort order
aSql += getComposedFilter();
aSql += getGroupBy();
aSql += getComposedSort();
resetIterator(aSql);
}
// -------------------------------------------------------------------------
// XTablesSupplier
Reference< XNameAccess > SAL_CALL OQueryComposer::getTables( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
::osl::MutexGuard aGuard( m_aMutex );
if(!m_pTables)
{
const OSQLTables& aTables = m_aSqlIterator.getTables();
::std::vector< ::rtl::OUString> aNames;
for(OSQLTables::const_iterator aIter = aTables.begin(); aIter != aTables.end();++aIter)
aNames.push_back(aIter->first);
m_pTables = new OPrivateTables(aTables,m_xConnection->getMetaData()->storesMixedCaseQuotedIdentifiers(),*this,m_aMutex,aNames);
}
return m_pTables;
}
// -------------------------------------------------------------------------
// XColumnsSupplier
Reference< XNameAccess > SAL_CALL OQueryComposer::getColumns( ) throw(RuntimeException)
{
if (OSubComponent::rBHelper.bDisposed)
throw DisposedException();
::osl::MutexGuard aGuard( m_aMutex );
return m_pColumns;
}
// -------------------------------------------------------------------------
sal_Bool OQueryComposer::setORCriteria(OSQLParseNode* pCondition,
::std::vector< ::std::vector < PropertyValue > >& rFilters, const Reference< ::com::sun::star::util::XNumberFormatter > & xFormatter) const
{
// Runde Klammern um den Ausdruck
if (pCondition->count() == 3 &&
SQL_ISPUNCTUATION(pCondition->getChild(0),"(") &&
SQL_ISPUNCTUATION(pCondition->getChild(2),")"))
{
return setORCriteria(pCondition->getChild(1), rFilters, xFormatter);
}
// oder Verknuepfung
// a searchcondition can only look like this: search_condition SQL_TOKEN_OR boolean_term
else if (SQL_ISRULE(pCondition,search_condition))
{
sal_Bool bResult = sal_True;
for (int i = 0; bResult && i < 3; i+=2)
{
// Ist das erste Element wieder eine OR-Verknuepfung?
// Dann rekursiv absteigen ...
//if (!i && SQL_ISRULE(pCondition->getChild(i),search_condition))
if (SQL_ISRULE(pCondition->getChild(i),search_condition))
bResult = setORCriteria(pCondition->getChild(i), rFilters, xFormatter);
else
{
rFilters.push_back( ::std::vector < PropertyValue >());
bResult = setANDCriteria(pCondition->getChild(i), rFilters[rFilters.size() - 1], xFormatter);
}
}
return bResult;
}
else
{
rFilters.push_back(::std::vector < PropertyValue >());
return setANDCriteria(pCondition, rFilters[rFilters.size() - 1], xFormatter);
}
}
//--------------------------------------------------------------------------------------------------
sal_Bool OQueryComposer::setANDCriteria(OSQLParseNode * pCondition,
::std::vector < PropertyValue >& rFilter, const Reference< ::com::sun::star::util::XNumberFormatter > & xFormatter) const
{
// Runde Klammern
if (SQL_ISRULE(pCondition,boolean_primary))
{
// this should not occur
DBG_ERROR("Primary condition in And-Criteria");
return sal_False;
}
// Das erste Element ist (wieder) eine AND-Verknuepfung
else if ( SQL_ISRULE(pCondition,boolean_term) && pCondition->count() == 3 )
{
return setANDCriteria(pCondition->getChild(0), rFilter, xFormatter) &&
setANDCriteria(pCondition->getChild(2), rFilter, xFormatter);
}
else if (SQL_ISRULE(pCondition, comparison_predicate))
{
return setComparsionPredicate(pCondition,rFilter,xFormatter);
}
else if (SQL_ISRULE(pCondition,like_predicate) ||
SQL_ISRULE(pCondition,test_for_null) ||
SQL_ISRULE(pCondition,in_predicate) ||
SQL_ISRULE(pCondition,all_or_any_predicate) ||
SQL_ISRULE(pCondition,between_predicate))
{
if (SQL_ISRULE(pCondition->getChild(0), column_ref))
{
PropertyValue aItem;
::rtl::OUString aValue;
::rtl::OUString aColumnName;
// pCondition->parseNodeToStr(aValue,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
pCondition->parseNodeToStr(aValue,m_xConnection->getMetaData(),NULL);
// pCondition->getChild(0)->parseNodeToStr(aColumnName,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
pCondition->getChild(0)->parseNodeToStr(aColumnName,m_xConnection->getMetaData(), NULL);
// don't display the column name
aValue = aValue.copy(aColumnName.getLength());
aValue = aValue.trim();
aItem.Name = getColumnName(pCondition->getChild(0));
aItem.Value <<= aValue;
aItem.Handle = 0; // just to know that this is not one the known ones
if (SQL_ISRULE(pCondition,like_predicate))
{
if (pCondition->count() == 5)
aItem.Handle = SQL_PRED_NOTLIKE;
else
aItem.Handle = SQL_PRED_LIKE;
}
else if (SQL_ISRULE(pCondition,test_for_null))
{
if (SQL_ISTOKEN(pCondition->getChild(2),NOT) )
aItem.Handle = SQL_PRED_ISNOTNULL;
else
aItem.Handle = SQL_PRED_ISNULL;
}
else if (SQL_ISRULE(pCondition,in_predicate))
{
}
else if (SQL_ISRULE(pCondition,all_or_any_predicate))
{
}
else if (SQL_ISRULE(pCondition,between_predicate))
{
}
rFilter.push_back(aItem);
}
else
return sal_False;
}
else if (SQL_ISRULE(pCondition,existence_test) ||
SQL_ISRULE(pCondition,unique_test))
{
// this couldn't be handled here, too complex
// as we need a field name
return sal_False;
}
else
return sal_False;
return sal_True;
}
// -----------------------------------------------------------------------------
sal_Int32 getPredicateType(OSQLParseNode * _pPredicate)
{
sal_Int32 nPredicate = SQL_PRED_EQUAL;
switch (_pPredicate->getNodeType())
{
case SQL_NODE_EQUAL:
nPredicate = SQL_PRED_EQUAL;
break;
case SQL_NODE_LESS:
nPredicate = SQL_PRED_LESS;
break;
case SQL_NODE_LESSEQ:
nPredicate = SQL_PRED_LESSOREQUAL;
break;
case SQL_NODE_GREAT:
nPredicate = SQL_PRED_GREATER;
break;
case SQL_NODE_GREATEQ:
nPredicate = SQL_PRED_GREATEROREQUAL;
break;
default:
OSL_ENSURE(0,"Wrong NodeType!");
}
return nPredicate;
}
//------------------------------------------------------------------------------
sal_Bool OQueryComposer::setComparsionPredicate(OSQLParseNode * pCondition,
::std::vector < PropertyValue >& rFilter, const Reference< ::com::sun::star::util::XNumberFormatter > & xFormatter) const
{
DBG_ASSERT(SQL_ISRULE(pCondition, comparison_predicate),"setComparsionPredicate: pCondition ist kein ComparsionPredicate");
if (SQL_ISRULE(pCondition->getChild(0), column_ref) ||
SQL_ISRULE(pCondition->getChild(pCondition->count()-1), column_ref))
{
PropertyValue aItem;
::rtl::OUString aValue;
sal_uInt32 nPos;
if (SQL_ISRULE(pCondition->getChild(0), column_ref))
{
nPos = 0;
sal_uInt32 i=1;
aItem.Handle = getPredicateType(pCondition->getChild(i));
// don't display the equal
if (pCondition->getChild(i)->getNodeType() == SQL_NODE_EQUAL)
i++;
// go forward
for (;i < pCondition->count();i++)
pCondition->getChild(i)->parseNodeToPredicateStr(aValue,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
}
else if (SQL_ISRULE(pCondition->getChild(pCondition->count()-1), column_ref))
{
nPos = pCondition->count()-1;
sal_uInt32 i = pCondition->count() - 2;
switch (pCondition->getChild(i)->getNodeType())
{
case SQL_NODE_EQUAL:
// don't display the equal
i--;
aItem.Handle = SQL_PRED_EQUAL;
break;
case SQL_NODE_LESS:
// take the opposite as we change the order
i--;
aValue = ::rtl::OUString::createFromAscii(">=");
aItem.Handle = SQL_PRED_GREATEROREQUAL;
break;
case SQL_NODE_LESSEQ:
// take the opposite as we change the order
i--;
aValue = ::rtl::OUString::createFromAscii(">");
aItem.Handle = SQL_PRED_GREATER;
break;
case SQL_NODE_GREAT:
// take the opposite as we change the order
i--;
aValue = ::rtl::OUString::createFromAscii("<=");
aItem.Handle = SQL_PRED_LESSOREQUAL;
break;
case SQL_NODE_GREATEQ:
// take the opposite as we change the order
i--;
aValue = ::rtl::OUString::createFromAscii("<");
aItem.Handle = SQL_PRED_LESS;
break;
}
// go backward
for (; i >= 0; i--)
pCondition->getChild(i)->parseNodeToPredicateStr(aValue,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
}
else
return sal_False;
aItem.Name = getColumnName(pCondition->getChild(nPos));
aItem.Value <<= aValue;
rFilter.push_back(aItem);
}
else if (SQL_ISRULE(pCondition->getChild(0), set_fct_spec ) ||
SQL_ISRULE(pCondition->getChild(0), general_set_fct))
{
PropertyValue aItem;
::rtl::OUString aValue;
::rtl::OUString aColumnName;
pCondition->parseNodeToPredicateStr(aValue,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
pCondition->getChild(0)->parseNodeToPredicateStr(aColumnName,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
// don't display the column name
aValue = aValue.copy(aColumnName.getLength());
aValue.trim();
aItem.Name = UniString(getColumnName(pCondition->getChild(0)));
aItem.Value <<= aValue;
aItem.Handle = pCondition->getNodeType();
rFilter.push_back(aItem);
}
else // kann sich nur um einen Expr. Ausdruck handeln
{
PropertyValue aItem;
::rtl::OUString aName, aValue;
OSQLParseNode *pLhs = pCondition->getChild(0);
OSQLParseNode *pRhs = pCondition->getChild(2);
// Feldnamen
sal_uInt16 i;
for (i=0;i< pLhs->count();i++)
pCondition->getChild(i)->parseNodeToPredicateStr(aName,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
// Kriterium
aItem.Handle = pCondition->getChild(1)->getNodeType();
aValue = pCondition->getChild(1)->getTokenValue();
for(i=0;i< pRhs->count();i++)
pCondition->getChild(i)->parseNodeToPredicateStr(aValue,m_xConnection->getMetaData(), xFormatter, m_aLocale,m_sDecimalSep.toChar());
aItem.Name = aName;
aItem.Value <<= aValue;
rFilter.push_back(aItem);
}
return sal_True;
}
// functions for analysing SQL
//--------------------------------------------------------------------------------------------------
::rtl::OUString OQueryComposer::getColumnName(::connectivity::OSQLParseNode* pColumnRef) const
{
::rtl::OUString aTableRange, aColumnName;
m_aSqlIterator.getColumnRange(pColumnRef, aColumnName, aTableRange );
return aColumnName;
}
//------------------------------------------------------------------------------
void OQueryComposer::resetIterator(const ::rtl::OUString& aSql)
{
::rtl::OUString aErrorMsg;
delete m_pSqlParseNode;
m_pSqlParseNode = m_aSqlParser.parseTree(aErrorMsg, aSql);
m_aSqlIterator.setParseTree(m_pSqlParseNode);
}
//-----------------------------------------------------------------------------
::rtl::OUString OQueryComposer::getComposedFilter() const
{
::rtl::OUString aResult;
// compose the query use brackets if necessary
if ((m_aOrgFilter.getLength() != 0) && (m_aFilter.getLength() != 0))
(((((((aResult = STR_WHERE) += L_BRACKET) += m_aOrgFilter) += R_BRACKET) += STR_AND) += L_BRACKET) += m_aFilter) += R_BRACKET;
else if (m_aOrgFilter.getLength() != 0)
(aResult = STR_WHERE) += m_aOrgFilter;
else if (m_aFilter.getLength() != 0)
(aResult = STR_WHERE) += m_aFilter;
return aResult;
}
//-----------------------------------------------------------------------------
::rtl::OUString OQueryComposer::getComposedSort() const
{
::rtl::OUString aResult;
// set the order part
if ((m_aOrgOrder.getLength() != 0) && (m_aOrder.getLength() != 0))
(((aResult = STR_ORDER_BY) += m_aOrgOrder) += COMMA) += m_aOrder;
else if (m_aOrgOrder.getLength() != 0)
(aResult = STR_ORDER_BY) += m_aOrgOrder;
else if (m_aOrder.getLength() != 0)
(aResult = STR_ORDER_BY) += m_aOrder;
return aResult;
}
// -------------------------------------------------------------------------
::rtl::OUString OQueryComposer::getGroupBy() const
{
::rtl::OUString aResult;
const OSQLParseNode* pGroupBy = m_aSqlIterator.getGroupByTree();
if(pGroupBy)
pGroupBy->parseNodeToStr(aResult,m_xConnection->getMetaData());
const OSQLParseNode* pHaving = m_aSqlIterator.getHavingTree();
if(pHaving)
pHaving->parseNodeToStr(aResult,m_xConnection->getMetaData());
return aResult;
}
// -----------------------------------------------------------------------------
::rtl::OUString OQueryComposer::getTableAlias(const Reference< XPropertySet >& column) const
{
::rtl::OUString sReturn;
if(m_pTables && m_pTables->getCount() > 1)
{
::rtl::OUString aCatalog,aSchema,aTable,aComposedName,aColumnName;
column->getPropertyValue(PROPERTY_CATALOGNAME) >>= aCatalog;
column->getPropertyValue(PROPERTY_SCHEMANAME) >>= aSchema;
column->getPropertyValue(PROPERTY_TABLENAME) >>= aTable;
column->getPropertyValue(PROPERTY_NAME) >>= aColumnName;
Sequence< ::rtl::OUString> aNames(m_pTables->getElementNames());
const ::rtl::OUString* pBegin = aNames.getConstArray();
const ::rtl::OUString* pEnd = pBegin + aNames.getLength();
if(!aTable.getLength())
{ // we don't found a table name, now we must search every table for this column
for(;pBegin != pEnd;++pBegin)
{
Reference<XColumnsSupplier> xColumnsSupp;
m_pTables->getByName(*pBegin) >>= xColumnsSupp;
if(xColumnsSupp.is() && xColumnsSupp->getColumns()->hasByName(aColumnName))
{
// Reference<XPropertySet> xTableProp(xColumnsSupp,UNO_QUERY);
// xTableProp->getPropertyValue(PROPERTY_CATALOGNAME) >>= aCatalog;
// xTableProp->getPropertyValue(PROPERTY_SCHEMANAME) >>= aSchema;
// xTableProp->getPropertyValue(PROPERTY_NAME) >>= aTable;
aTable = *pBegin;
break;
}
}
}
else
{
::dbtools::composeTableName(m_xConnection->getMetaData(),aCatalog,aSchema,aTable,aComposedName,sal_False);
// first check if this is the table we want to or has it a tablealias
if(!m_pTables->hasByName(aComposedName))
{
::comphelper::UStringMixEqual aComp(static_cast< ::comphelper::UStringMixLess*>(&m_aSqlIterator.getTables().key_comp())->isCaseSensitive());
for(;pBegin != pEnd;++pBegin)
{
Reference<XPropertySet> xTableProp;
m_pTables->getByName(*pBegin) >>= xTableProp;
OSL_ENSURE(xTableProp.is(),"Table isn't a propertyset!");
if(xTableProp.is())
{
::rtl::OUString aCatalog2,aSchema2,aTable2;
xTableProp->getPropertyValue(PROPERTY_CATALOGNAME) >>= aCatalog2;
xTableProp->getPropertyValue(PROPERTY_SCHEMANAME) >>= aSchema2;
xTableProp->getPropertyValue(PROPERTY_NAME) >>= aTable2;
if(aComp(aCatalog,aCatalog2) && aComp(aSchema,aSchema2) && aComp(aTable,aTable2))
{
aCatalog = aCatalog2;
aSchema = aSchema2;
aTable = aTable2;
break;
}
}
}
}
}
if(pBegin != pEnd)
{
::dbtools::composeTableName(m_xConnection->getMetaData(),aCatalog,aSchema,aTable,sReturn,sal_True);
sReturn += ::rtl::OUString::createFromAscii(".");
}
}
return sReturn;
}
// -----------------------------------------------------------------------------
Reference< XIndexAccess > SAL_CALL OQueryComposer::getParameters( ) throw(RuntimeException)
{
// now set the Parameters
if(!m_pParameters)
{
const ::vos::ORef< OSQLColumns>& aCols = m_aSqlIterator.getParameters();
::std::vector< ::rtl::OUString> aNames;
for(OSQLColumns::const_iterator aIter = aCols->begin(); aIter != aCols->end();++aIter)
aNames.push_back(getString((*aIter)->getPropertyValue(PROPERTY_NAME)));
m_pParameters = new OPrivateColumns(*aCols,m_xConnection->getMetaData()->storesMixedCaseQuotedIdentifiers(),*this,m_aMutex,aNames);
}
return m_pParameters;
}
// -----------------------------------------------------------------------------