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Diffstat (limited to 'ucbhelper/workben/myucp/myucp_datasupplier.cxx')
| -rw-r--r-- | ucbhelper/workben/myucp/myucp_datasupplier.cxx | 401 |
1 files changed, 401 insertions, 0 deletions
diff --git a/ucbhelper/workben/myucp/myucp_datasupplier.cxx b/ucbhelper/workben/myucp/myucp_datasupplier.cxx new file mode 100644 index 000000000000..23154df31439 --- /dev/null +++ b/ucbhelper/workben/myucp/myucp_datasupplier.cxx @@ -0,0 +1,401 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: myucp_datasupplier.cxx,v $ + * $Revision: 1.9 $ + * + * 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_ucbhelper.hxx" + +/************************************************************************** + TODO + ************************************************************************** + + *************************************************************************/ + +#include <vector> + +#include "ucbhelper/contentidentifier.hxx" +#include "ucbhelper/providerhelper.hxx" + +#include "myucp_datasupplier.hxx" +#include "myucp_content.hxx" + +using namespace com::sun::star; + +// @@@ Adjust namespace name. +namespace myucp +{ + +//========================================================================= +// +// struct ResultListEntry. +// +//========================================================================= + +struct ResultListEntry +{ + rtl::OUString aId; + uno::Reference< ucb::XContentIdentifier > xId; + uno::Reference< ucb::XContent > xContent; + uno::Reference< sdbc::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< Content > m_xContent; + uno::Reference< lang::XMultiServiceFactory > m_xSMgr; +// @@@ The data source and an iterator for it +// Entry m_aFolder; +// Entry::iterator m_aIterator; + sal_Int32 m_nOpenMode; + sal_Bool m_bCountFinal; + + DataSupplier_Impl( const uno::Reference< lang::XMultiServiceFactory >& rxSMgr, + const rtl::Reference< Content >& rContent, + sal_Int32 nOpenMode ) + : m_xContent( rContent ), m_xSMgr( rxSMgr ), +// m_aFolder( rxSMgr, rContent->getIdentifier()->getContentIdentifier() ), + 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. +// +//========================================================================= +//========================================================================= + +DataSupplier::DataSupplier( const uno::Reference< lang::XMultiServiceFactory >& rxSMgr, + const rtl::Reference< Content >& rContent, + sal_Int32 nOpenMode ) +: m_pImpl( new DataSupplier_Impl( rxSMgr, rContent, nOpenMode ) ) +{ +} + +//========================================================================= +// virtual +DataSupplier::~DataSupplier() +{ + delete m_pImpl; +} + +//========================================================================= +// virtual +rtl::OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( 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(); + + aId += m_pImpl->m_aResults[ nIndex ]->rData.aTitle; + + m_pImpl->m_aResults[ nIndex ]->aId = aId; + return aId; + } + return rtl::OUString(); +} + +//========================================================================= +// virtual +uno::Reference< ucb::XContentIdentifier > +DataSupplier::queryContentIdentifier( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + { + uno::Reference< ucb::XContentIdentifier > xId + = m_pImpl->m_aResults[ nIndex ]->xId; + if ( xId.is() ) + { + // Already cached. + return xId; + } + } + + rtl::OUString aId = queryContentIdentifierString( nIndex ); + if ( aId.getLength() ) + { + uno::Reference< ucb::XContentIdentifier > xId + = new ::ucbhelper::ContentIdentifier( aId ); + m_pImpl->m_aResults[ nIndex ]->xId = xId; + return xId; + } + return uno::Reference< ucb::XContentIdentifier >(); +} + +//========================================================================= +// virtual +uno::Reference< ucb::XContent > +DataSupplier::queryContent( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + { + uno::Reference< ucb::XContent > xContent + = m_pImpl->m_aResults[ nIndex ]->xContent; + if ( xContent.is() ) + { + // Already cached. + return xContent; + } + } + + uno::Reference< ucb::XContentIdentifier > xId + = queryContentIdentifier( nIndex ); + if ( xId.is() ) + { + try + { + uno::Reference< ucb::XContent > xContent + = m_pImpl->m_xContent->getProvider()->queryContent( xId ); + m_pImpl->m_aResults[ nIndex ]->xContent = xContent; + return xContent; + + } + catch ( ucb::IllegalIdentifierException& ) + { + } + } + return uno::Reference< ucb::XContent >(); +} + +//========================================================================= +// virtual +sal_Bool DataSupplier::getResult( sal_uInt32 nIndex ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( m_pImpl->m_aResults.size() > nIndex ) + { + // 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; + + // @@@ Obtain data and put it into result list... +/* + sal_uInt32 nPos = nOldCount; + while ( m_pImpl->m_aFolder.next( m_pImpl->m_aIterator ) ) + { + m_pImpl->m_aResults.push_back( + new ResultListEntry( *m_pImpl->m_aIterator ) ); + + if ( nPos == nIndex ) + { + // Result obtained. + bFound = sal_True; + break; + } + + nPos++; + } +*/ + + if ( !bFound ) + m_pImpl->m_bCountFinal = sal_True; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet().get(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( 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... +/* + while ( m_pImpl->m_aFolder.next( m_pImpl->m_aIterator ) ) + m_pImpl->m_aResults.push_back( + new ResultListEntry( *m_pImpl->m_aIterator ) ); +*/ + m_pImpl->m_bCountFinal = sal_True; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet().get(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( 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 +uno::Reference< sdbc::XRow > +DataSupplier::queryPropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + { + uno::Reference< sdbc::XRow > xRow = m_pImpl->m_aResults[ nIndex ]->xRow; + if ( xRow.is() ) + { + // Already cached. + return xRow; + } + } + + if ( getResult( nIndex ) ) + { + uno::Reference< sdbc::XRow > xRow = Content::getPropertyValues( + m_pImpl->m_xSMgr, + getResultSet()->getProperties(), + m_pImpl->m_aResults[ nIndex ]->rData, + m_pImpl->m_xContent->getProvider().get(), + queryContentIdentifierString( nIndex ) ); + m_pImpl->m_aResults[ nIndex ]->xRow = xRow; + return xRow; + } + + return uno::Reference< sdbc::XRow >(); +} + +//========================================================================= +// virtual +void DataSupplier::releasePropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + m_pImpl->m_aResults[ nIndex ]->xRow = uno::Reference< sdbc::XRow >(); +} + +//========================================================================= +// virtual +void DataSupplier::close() +{ +} + +//========================================================================= +// virtual +void DataSupplier::validate() + throw( ucb::ResultSetException ) +{ +} + +} // namespace |