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Diffstat (limited to 'ucbhelper/workben/myucp/myucp_datasupplier.cxx')
| -rw-r--r-- | ucbhelper/workben/myucp/myucp_datasupplier.cxx | 443 |
1 files changed, 443 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..3fc120d1f40d --- /dev/null +++ b/ucbhelper/workben/myucp/myucp_datasupplier.cxx @@ -0,0 +1,443 @@ +/************************************************************************* + * + * $RCSfile: myucp_datasupplier.cxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 17:03:38 $ + * + * 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): _______________________________________ + * + * + ************************************************************************/ + +/************************************************************************** + TODO + ************************************************************************** + + *************************************************************************/ + +#ifndef __VECTOR__ +#include <stl/vector> +#endif +#ifndef _UCBHELPER_CONTENTIDENTIFIER_HXX +#include <ucbhelper/contentidentifier.hxx> +#endif +#ifndef _UCBHELPER_PROVIDERHELPER_HXX +#include <ucbhelper/providerhelper.hxx> +#endif + +// @@@ Adjust multi-include-protection-ifdef and header file name. +#ifndef _MYUCP_DATASUPPLIER_HXX +#include "myucp_datasupplier.hxx" +#endif +// @@@ Adjust multi-include-protection-ifdef and header file name. +#ifndef _MYUCP_CONTENT_HXX +#include "myucp_content.hxx" +#endif + +using namespace com::sun::star::beans; +using namespace com::sun::star::lang; +using namespace com::sun::star::ucb; +using namespace com::sun::star::uno; +using namespace com::sun::star::sdbc; +using namespace rtl; +using namespace ucb; + +// @@@ Adjust namespace name. +using namespace myucp; + +// @@@ Adjust namespace name. +namespace myucp +{ + +//========================================================================= +// +// struct ResultListEntry. +// +//========================================================================= + +struct ResultListEntry +{ + OUString aId; + Reference< XContentIdentifier > xId; + Reference< XContent > 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; + vos::ORef< Content > m_xContent; + Reference< XMultiServiceFactory > m_xSMgr; +// @@@ The data source and an iterator for it +// HierarchyEntry m_aFolder; +// HierarchyEntry::iterator m_aIterator; + sal_Bool m_bCountFinal; + + DataSupplier_Impl( const Reference< XMultiServiceFactory >& rxSMgr, + const vos::ORef< Content >& rContent ) + : m_xContent( rContent ), m_xSMgr( rxSMgr ), +// m_aFolder( rxSMgr, rContent->getIdentifier()->getContentIdentifier() ), + 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 Reference< XMultiServiceFactory >& rxSMgr, + const vos::ORef< Content >& rContent ) +: m_pImpl( new DataSupplier_Impl( rxSMgr, rContent ) ) +{ +} + +//========================================================================= +// virtual +DataSupplier::~DataSupplier() +{ + delete m_pImpl; +} + +//========================================================================= +// virtual +OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + { + OUString aId = m_pImpl->m_aResults[ nIndex ]->aId; + if ( aId.getLength() ) + { + // Already cached. + return aId; + } + } + + if ( getResult( nIndex ) ) + { + 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 OUString(); +} + +//========================================================================= +// virtual +Reference< XContentIdentifier > DataSupplier::queryContentIdentifier( + sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( nIndex < m_pImpl->m_aResults.size() ) + { + Reference< XContentIdentifier > xId + = m_pImpl->m_aResults[ nIndex ]->xId; + if ( xId.is() ) + { + // Already cached. + return xId; + } + } + + OUString aId = queryContentIdentifierString( nIndex ); + if ( aId.getLength() ) + { + Reference< XContentIdentifier > xId = new 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 ( nIndex < m_pImpl->m_aResults.size() ) + { + Reference< XContent > xContent + = m_pImpl->m_aResults[ nIndex ]->xContent; + if ( xContent.is() ) + { + // Already cached. + return xContent; + } + } + + Reference< XContentIdentifier > xId = queryContentIdentifier( nIndex ); + if ( xId.is() ) + { + try + { + Reference< XContent > xContent + = m_pImpl->m_xContent->getProvider()->queryContent( xId ); + m_pImpl->m_aResults[ nIndex ]->xContent = xContent; + 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 ( 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; + sal_uInt32 nPos = nOldCount; + + // @@@ 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 ) ); + + if ( nPos == nIndex ) + { + // Result obtained. + bFound = sal_True; + break; + } + + nPos++; + } +*/ + + if ( !bFound ) + m_pImpl->m_bCountFinal = sal_True; + + vos::ORef< ResultSet > xResultSet = getResultSet(); + if ( xResultSet.isValid() ) + { + // 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; + + vos::ORef< ResultSet > xResultSet = getResultSet(); + if ( xResultSet.isValid() ) + { + // 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 +Reference< XRow > DataSupplier::queryPropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( 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 ) ) + { + Reference< XRow > xRow = Content::getPropertyValues( + m_pImpl->m_xSMgr, + getResultSet()->getProperties(), + m_pImpl->m_aResults[ nIndex ]->rData, + m_pImpl->m_xContent->getProvider(), + queryContentIdentifierString( nIndex ) ); + 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 ( nIndex < m_pImpl->m_aResults.size() ) + m_pImpl->m_aResults[ nIndex ]->xRow = Reference< XRow >(); +} + +//========================================================================= +// virtual +void DataSupplier::close() +{ +} + +//========================================================================= +// virtual +void DataSupplier::validate() + throw( ResultSetException ) +{ +} + |