diff options
Diffstat (limited to 'dbaccess/source/core/dataaccess/myucp_datasupplier.cxx')
| -rw-r--r-- | dbaccess/source/core/dataaccess/myucp_datasupplier.cxx | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx new file mode 100644 index 000000000000..725c7c01e17a --- /dev/null +++ b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx @@ -0,0 +1,430 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_dbaccess.hxx" + +/************************************************************************** + TODO + ************************************************************************** + + *************************************************************************/ + +#include <vector> + +#ifndef _UCBHELPER_CONTENTIDENTIFIER_HXX +#include <ucbhelper/contentidentifier.hxx> +#endif +#ifndef _UCBHELPER_PROVIDERHELPER_HXX +#include <ucbhelper/providerhelper.hxx> +#endif + +#ifndef DBA_DATASUPPLIER_HXX +#include "myucp_datasupplier.hxx" +#endif +#ifndef DBA_CONTENTHELPER_HXX +#include "ContentHelper.hxx" +#endif +#ifndef _COM_SUN_STAR_CONTAINER_XHIERARCHICALNAMEACCESS_HPP_ +#include <com/sun/star/container/XHierarchicalNameAccess.hpp> +#endif +#ifndef _TOOLS_DEBUG_HXX +#include <tools/debug.hxx> +#endif + +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::ucb; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::sdbc; +using namespace ::com::sun::star::io; +using namespace ::com::sun::star::container; + +// @@@ Adjust namespace name. +using namespace dbaccess; + +// @@@ Adjust namespace name. +namespace dbaccess +{ + +//========================================================================= +// +// struct ResultListEntry. +// +//========================================================================= + +struct ResultListEntry +{ + rtl::OUString aId; + Reference< XContentIdentifier > xId; + ::rtl::Reference< OContentHelper > xContent; + Reference< XRow > xRow; + const ContentProperties& rData; + + ResultListEntry( const ContentProperties& rEntry ) : rData( rEntry ) {} +}; + +//========================================================================= +// +// ResultList. +// +//========================================================================= + +typedef std::vector< ResultListEntry* > ResultList; + +//========================================================================= +// +// struct DataSupplier_Impl. +// +//========================================================================= + +struct DataSupplier_Impl +{ + osl::Mutex m_aMutex; + ResultList m_aResults; + rtl::Reference< ODocumentContainer > m_xContent; + Reference< XMultiServiceFactory > m_xSMgr; + sal_Int32 m_nOpenMode; + sal_Bool m_bCountFinal; + + DataSupplier_Impl( const Reference< XMultiServiceFactory >& rxSMgr, + const rtl::Reference< ODocumentContainer >& rContent, + sal_Int32 nOpenMode ) + : m_xContent(rContent) + , m_xSMgr( rxSMgr ) + , m_nOpenMode( nOpenMode ) + , m_bCountFinal( sal_False ) {} + ~DataSupplier_Impl(); +}; + +//========================================================================= +DataSupplier_Impl::~DataSupplier_Impl() +{ + ResultList::const_iterator it = m_aResults.begin(); + ResultList::const_iterator end = m_aResults.end(); + + while ( it != end ) + { + delete (*it); + it++; + } +} + +} + +//========================================================================= +//========================================================================= +// +// DataSupplier Implementation. +// +//========================================================================= +//========================================================================= +DBG_NAME(DataSupplier) + +DataSupplier::DataSupplier( const Reference< XMultiServiceFactory >& rxSMgr, + const rtl::Reference< ODocumentContainer >& rContent, + sal_Int32 nOpenMode ) +: m_pImpl( new DataSupplier_Impl( rxSMgr, rContent,nOpenMode ) ) +{ + DBG_CTOR(DataSupplier,NULL); + +} + +//========================================================================= +// virtual +DataSupplier::~DataSupplier() +{ + + DBG_DTOR(DataSupplier,NULL); +} + +//========================================================================= +// virtual +rtl::OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)nIndex < m_pImpl->m_aResults.size() ) + { + rtl::OUString aId = m_pImpl->m_aResults[ nIndex ]->aId; + if ( aId.getLength() ) + { + // Already cached. + return aId; + } + } + + if ( getResult( nIndex ) ) + { + rtl::OUString aId + = m_pImpl->m_xContent->getIdentifier()->getContentIdentifier(); + + if ( aId.getLength() ) + aId += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")); + + aId += m_pImpl->m_aResults[ nIndex ]->rData.aTitle; + + m_pImpl->m_aResults[ nIndex ]->aId = aId; + return aId; + } + return rtl::OUString(); +} + +//========================================================================= +// virtual +Reference< XContentIdentifier > +DataSupplier::queryContentIdentifier( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)nIndex < m_pImpl->m_aResults.size() ) + { + Reference< XContentIdentifier > xId = m_pImpl->m_aResults[ nIndex ]->xId; + if ( xId.is() ) + { + // Already cached. + return xId; + } + } + + rtl::OUString aId = queryContentIdentifierString( nIndex ); + if ( aId.getLength() ) + { + Reference< XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aId ); + m_pImpl->m_aResults[ nIndex ]->xId = xId; + return xId; + } + return Reference< XContentIdentifier >(); +} + +//========================================================================= +// virtual +Reference< XContent > +DataSupplier::queryContent( sal_uInt32 _nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)_nIndex < m_pImpl->m_aResults.size() ) + { + Reference< XContent > xContent = m_pImpl->m_aResults[ _nIndex ]->xContent.get(); + if ( xContent.is() ) + { + // Already cached. + return xContent; + } + } + + Reference< XContentIdentifier > xId = queryContentIdentifier( _nIndex ); + if ( xId.is() ) + { + try + { + Reference< XContent > xContent; + ::rtl::OUString sName = xId->getContentIdentifier(); + sal_Int32 nIndex = sName.lastIndexOf('/') + 1; + sName = sName.getToken(0,'/',nIndex); + + m_pImpl->m_aResults[ _nIndex ]->xContent = m_pImpl->m_xContent->getContent(sName); + + xContent = m_pImpl->m_aResults[ _nIndex ]->xContent.get(); + return xContent; + + } + catch ( IllegalIdentifierException& ) + { + } + } + return Reference< XContent >(); +} + +//========================================================================= +// virtual +sal_Bool DataSupplier::getResult( sal_uInt32 nIndex ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)nIndex < m_pImpl->m_aResults.size() ) + { + // Result already present. + return sal_True; + } + + // Result not (yet) present. + + if ( m_pImpl->m_bCountFinal ) + return sal_False; + + // Try to obtain result... + + sal_uInt32 nOldCount = m_pImpl->m_aResults.size(); + sal_Bool bFound = sal_False; + sal_uInt32 nPos = nOldCount; + + // @@@ Obtain data and put it into result list... + Sequence< ::rtl::OUString> aSeq = m_pImpl->m_xContent->getElementNames(); + if ( nIndex < sal::static_int_cast< sal_uInt32 >( aSeq.getLength() ) ) + { + const ::rtl::OUString* pIter = aSeq.getConstArray(); + const ::rtl::OUString* pEnd = pIter + aSeq.getLength(); + for(pIter = pIter + nPos;pIter != pEnd;++pIter,++nPos) + { + m_pImpl->m_aResults.push_back( + new ResultListEntry( m_pImpl->m_xContent->getContent(*pIter)->getContentProperties() ) ); + + if ( nPos == nIndex ) + { + // Result obtained. + bFound = sal_True; + break; + } + } + } + + if ( !bFound ) + m_pImpl->m_bCountFinal = sal_True; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet().get(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( (size_t)nOldCount < m_pImpl->m_aResults.size() ) + xResultSet->rowCountChanged( + nOldCount, m_pImpl->m_aResults.size() ); + + if ( m_pImpl->m_bCountFinal ) + xResultSet->rowCountFinal(); + } + + return bFound; +} + +//========================================================================= +// virtual +sal_uInt32 DataSupplier::totalCount() +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( m_pImpl->m_bCountFinal ) + return m_pImpl->m_aResults.size(); + + sal_uInt32 nOldCount = m_pImpl->m_aResults.size(); + + // @@@ Obtain data and put it into result list... + Sequence< ::rtl::OUString> aSeq = m_pImpl->m_xContent->getElementNames(); + const ::rtl::OUString* pIter = aSeq.getConstArray(); + const ::rtl::OUString* pEnd = pIter + aSeq.getLength(); + for(;pIter != pEnd;++pIter) + m_pImpl->m_aResults.push_back( + new ResultListEntry( m_pImpl->m_xContent->getContent(*pIter)->getContentProperties() ) ); + + m_pImpl->m_bCountFinal = sal_True; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet().get(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( (size_t)nOldCount < m_pImpl->m_aResults.size() ) + xResultSet->rowCountChanged( + nOldCount, m_pImpl->m_aResults.size() ); + + xResultSet->rowCountFinal(); + } + + return m_pImpl->m_aResults.size(); +} + +//========================================================================= +// virtual +sal_uInt32 DataSupplier::currentCount() +{ + return m_pImpl->m_aResults.size(); +} + +//========================================================================= +// virtual +sal_Bool DataSupplier::isCountFinal() +{ + return m_pImpl->m_bCountFinal; +} + +//========================================================================= +// virtual +Reference< XRow > +DataSupplier::queryPropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)nIndex < m_pImpl->m_aResults.size() ) + { + Reference< XRow > xRow = m_pImpl->m_aResults[ nIndex ]->xRow; + if ( xRow.is() ) + { + // Already cached. + return xRow; + } + } + + if ( getResult( nIndex ) ) + { + if ( !m_pImpl->m_aResults[ nIndex ]->xContent.is() ) + queryContent(nIndex); + + Reference< XRow > xRow = m_pImpl->m_aResults[ nIndex ]->xContent->getPropertyValues(getResultSet()->getProperties()); + m_pImpl->m_aResults[ nIndex ]->xRow = xRow; + return xRow; + } + + return Reference< XRow >(); +} + +//========================================================================= +// virtual +void DataSupplier::releasePropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( (size_t)nIndex < m_pImpl->m_aResults.size() ) + m_pImpl->m_aResults[ nIndex ]->xRow = Reference< XRow >(); +} + +//========================================================================= +// virtual +void DataSupplier::close() +{ +} + +//========================================================================= +// virtual +void DataSupplier::validate() + throw( ResultSetException ) +{ +} + |