From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- .../source/core/dataaccess/myucp_datasupplier.cxx | 330 +++++++++++++++++++++ 1 file changed, 330 insertions(+) create mode 100644 dbaccess/source/core/dataaccess/myucp_datasupplier.cxx (limited to 'dbaccess/source/core/dataaccess/myucp_datasupplier.cxx') diff --git a/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx new file mode 100644 index 000000000..e0d32d569 --- /dev/null +++ b/dbaccess/source/core/dataaccess/myucp_datasupplier.cxx @@ -0,0 +1,330 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ + +#include + +#include + +#include "myucp_datasupplier.hxx" +#include +#include + +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 +{ + +namespace { + +// struct ResultListEntry. +struct ResultListEntry +{ + OUString aId; + Reference< XContentIdentifier > xId; + ::rtl::Reference< OContentHelper > xContent; + Reference< XRow > xRow; + const ContentProperties& rData; + + explicit ResultListEntry(const ContentProperties& rEntry) : rData( rEntry ) {} +}; + +} + +// struct DataSupplier_Impl. +struct DataSupplier_Impl +{ + osl::Mutex m_aMutex; + std::vector< std::unique_ptr > m_aResults; + rtl::Reference< ODocumentContainer > m_xContent; + bool m_bCountFinal; + + explicit DataSupplier_Impl(const rtl::Reference< ODocumentContainer >& rContent) + : m_xContent(rContent) + , m_bCountFinal(false) + { + } +}; + +} + +// DataSupplier Implementation. + +DataSupplier::DataSupplier( const rtl::Reference< ODocumentContainer >& rContent ) +: m_pImpl( new DataSupplier_Impl( rContent ) ) +{ + +} + +DataSupplier::~DataSupplier() +{ + +} + +OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(nIndex) < m_pImpl->m_aResults.size() ) + { + OUString aId = m_pImpl->m_aResults[ nIndex ]->aId; + if ( !aId.isEmpty() ) + { + // Already cached. + return aId; + } + } + + if ( getResult( nIndex ) ) + { + OUString aId = m_pImpl->m_xContent->getIdentifier()->getContentIdentifier(); + + if ( !aId.isEmpty() ) + aId += "/"; + + aId += m_pImpl->m_aResults[ nIndex ]->rData.aTitle; + + m_pImpl->m_aResults[ nIndex ]->aId = aId; + return aId; + } + return OUString(); +} + +Reference< XContentIdentifier > +DataSupplier::queryContentIdentifier( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(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.isEmpty() ) + { + Reference< XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aId ); + m_pImpl->m_aResults[ nIndex ]->xId = xId; + return xId; + } + return Reference< XContentIdentifier >(); +} + +Reference< XContent > +DataSupplier::queryContent( sal_uInt32 _nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(_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; + OUString sName = xId->getContentIdentifier(); + sName = sName.copy(sName.lastIndexOf('/')+1); + + 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 >(); +} + +bool DataSupplier::getResult( sal_uInt32 nIndex ) +{ + osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(nIndex) < m_pImpl->m_aResults.size() ) + { + // Result already present. + return true; + } + + // Result not (yet) present. + + if ( m_pImpl->m_bCountFinal ) + return false; + + // Try to obtain result... + + sal_uInt32 nOldCount = m_pImpl->m_aResults.size(); + bool bFound = false; + sal_uInt32 nPos = nOldCount; + + // @@@ Obtain data and put it into result list... + Sequence< OUString> aSeq = m_pImpl->m_xContent->getElementNames(); + if ( nIndex < sal::static_int_cast< sal_uInt32 >( aSeq.getLength() ) ) + { + const OUString* pIter = aSeq.getConstArray(); + const OUString* pEnd = pIter + aSeq.getLength(); + for(pIter = pIter + nPos;pIter != pEnd;++pIter,++nPos) + { + m_pImpl->m_aResults.emplace_back( + new ResultListEntry( m_pImpl->m_xContent->getContent(*pIter)->getContentProperties() ) ); + + if ( nPos == nIndex ) + { + // Result obtained. + bFound = true; + break; + } + } + } + + if ( !bFound ) + m_pImpl->m_bCountFinal = true; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( static_cast(nOldCount) < m_pImpl->m_aResults.size() ) + xResultSet->rowCountChanged( + nOldCount, m_pImpl->m_aResults.size() ); + + if ( m_pImpl->m_bCountFinal ) + xResultSet->rowCountFinal(); + } + + return bFound; +} + +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< OUString> aSeq = m_pImpl->m_xContent->getElementNames(); + const OUString* pIter = aSeq.getConstArray(); + const OUString* pEnd = pIter + aSeq.getLength(); + for(;pIter != pEnd;++pIter) + m_pImpl->m_aResults.emplace_back( + new ResultListEntry( m_pImpl->m_xContent->getContent(*pIter)->getContentProperties() ) ); + + m_pImpl->m_bCountFinal = true; + + rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet(); + if ( xResultSet.is() ) + { + // Callbacks follow! + aGuard.clear(); + + if ( static_cast(nOldCount) < m_pImpl->m_aResults.size() ) + xResultSet->rowCountChanged( + nOldCount, m_pImpl->m_aResults.size() ); + + xResultSet->rowCountFinal(); + } + + return m_pImpl->m_aResults.size(); +} + +sal_uInt32 DataSupplier::currentCount() +{ + return m_pImpl->m_aResults.size(); +} + +bool DataSupplier::isCountFinal() +{ + return m_pImpl->m_bCountFinal; +} + +Reference< XRow > +DataSupplier::queryPropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(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 >(); +} + +void DataSupplier::releasePropertyValues( sal_uInt32 nIndex ) +{ + osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex ); + + if ( static_cast(nIndex) < m_pImpl->m_aResults.size() ) + m_pImpl->m_aResults[ nIndex ]->xRow.clear(); +} + +void DataSupplier::close() +{ +} + +void DataSupplier::validate() +{ +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3