| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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 |
