| /************************************************************** |
| * |
| * 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_ucb.hxx" |
| |
| /************************************************************************** |
| TODO |
| ************************************************************************** |
| |
| *************************************************************************/ |
| |
| #include <vector> |
| #include <osl/diagnose.h> |
| #include <com/sun/star/container/XEnumeration.hpp> |
| #include <com/sun/star/container/XNamed.hpp> |
| #include <ucbhelper/contentidentifier.hxx> |
| #include <ucbhelper/providerhelper.hxx> |
| #include "pkgdatasupplier.hxx" |
| #include "pkgcontent.hxx" |
| #include "pkgprovider.hxx" |
| |
| #include "../inc/urihelper.hxx" |
| |
| using namespace com::sun::star; |
| using namespace package_ucp; |
| |
| namespace package_ucp |
| { |
| |
| //========================================================================= |
| // |
| // struct ResultListEntry. |
| // |
| //========================================================================= |
| |
| struct ResultListEntry |
| { |
| rtl::OUString aURL; |
| uno::Reference< ucb::XContentIdentifier > xId; |
| uno::Reference< ucb::XContent > xContent; |
| uno::Reference< sdbc::XRow > xRow; |
| |
| ResultListEntry( const rtl::OUString& rURL ) : aURL( rURL ) {} |
| }; |
| |
| //========================================================================= |
| // |
| // 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; |
| uno::Reference< container::XEnumeration > m_xFolderEnum; |
| sal_Int32 m_nOpenMode; |
| sal_Bool m_bCountFinal; |
| sal_Bool m_bThrowException; |
| |
| DataSupplier_Impl( |
| const uno::Reference< lang::XMultiServiceFactory >& rxSMgr, |
| const rtl::Reference< Content >& rContent, |
| sal_Int32 nOpenMode ) |
| : m_xContent( rContent ), m_xSMgr( rxSMgr ), |
| m_xFolderEnum( rContent->getIterator() ), m_nOpenMode( nOpenMode ), |
| m_bCountFinal( !m_xFolderEnum.is() ), m_bThrowException( m_bCountFinal ) |
| {} |
| ~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 ]->aURL; |
| if ( aId.getLength() ) |
| { |
| // Already cached. |
| return aId; |
| } |
| } |
| |
| if ( getResult( nIndex ) ) |
| { |
| // Note: getResult fills m_pImpl->m_aResults[ nIndex ]->aURL. |
| return m_pImpl->m_aResults[ nIndex ]->aURL; |
| } |
| 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 const & ) |
| { |
| } |
| } |
| 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; |
| sal_uInt32 nPos = nOldCount; |
| |
| while ( m_pImpl->m_xFolderEnum->hasMoreElements() ) |
| { |
| try |
| { |
| uno::Reference< container::XNamed > xNamed; |
| m_pImpl->m_xFolderEnum->nextElement() >>= xNamed; |
| |
| if ( !xNamed.is() ) |
| { |
| OSL_ENSURE( sal_False, |
| "DataSupplier::getResult - Got no XNamed!" ); |
| break; |
| } |
| |
| rtl::OUString aName = xNamed->getName(); |
| |
| if ( !aName.getLength() ) |
| { |
| OSL_ENSURE( sal_False, |
| "DataSupplier::getResult - Empty name!" ); |
| break; |
| } |
| |
| // Assemble URL for child. |
| rtl::OUString aURL = assembleChildURL( aName ); |
| |
| m_pImpl->m_aResults.push_back( new ResultListEntry( aURL ) ); |
| |
| if ( nPos == nIndex ) |
| { |
| // Result obtained. |
| bFound = sal_True; |
| break; |
| } |
| |
| nPos++; |
| } |
| catch ( container::NoSuchElementException const & ) |
| { |
| m_pImpl->m_bThrowException = sal_True; |
| break; |
| } |
| catch ( lang::WrappedTargetException const & ) |
| { |
| m_pImpl->m_bThrowException = 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 ( 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(); |
| |
| while ( m_pImpl->m_xFolderEnum->hasMoreElements() ) |
| { |
| try |
| { |
| uno::Reference< container::XNamed > xNamed; |
| m_pImpl->m_xFolderEnum->nextElement() >>= xNamed; |
| |
| if ( !xNamed.is() ) |
| { |
| OSL_ENSURE( sal_False, |
| "DataSupplier::getResult - Got no XNamed!" ); |
| break; |
| } |
| |
| rtl::OUString aName = xNamed->getName(); |
| |
| if ( !aName.getLength() ) |
| { |
| OSL_ENSURE( sal_False, |
| "DataSupplier::getResult - Empty name!" ); |
| break; |
| } |
| |
| // Assemble URL for child. |
| rtl::OUString aURL = assembleChildURL( aName ); |
| |
| m_pImpl->m_aResults.push_back( new ResultListEntry( aURL ) ); |
| } |
| catch ( container::NoSuchElementException const & ) |
| { |
| m_pImpl->m_bThrowException = sal_True; |
| break; |
| } |
| catch ( lang::WrappedTargetException const & ) |
| { |
| m_pImpl->m_bThrowException = sal_True; |
| break; |
| } |
| } |
| |
| 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(), |
| static_cast< ContentProvider * >( |
| 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 ) |
| { |
| if ( m_pImpl->m_bThrowException ) |
| throw ucb::ResultSetException(); |
| } |
| |
| //========================================================================= |
| ::rtl::OUString DataSupplier::assembleChildURL( const ::rtl::OUString& aName ) |
| { |
| rtl::OUString aURL; |
| rtl::OUString aContURL |
| = m_pImpl->m_xContent->getIdentifier()->getContentIdentifier(); |
| sal_Int32 nParam = aContURL.indexOf( '?' ); |
| if ( nParam >= 0 ) |
| { |
| aURL = aContURL.copy( 0, nParam ); |
| |
| sal_Int32 nPackageUrlEnd = aURL.lastIndexOf( '/' ); |
| if ( nPackageUrlEnd != aURL.getLength() - 1 ) |
| aURL += rtl::OUString::createFromAscii( "/" ); |
| |
| aURL += ::ucb_impl::urihelper::encodeSegment( aName ); |
| aURL += aContURL.copy( nParam ); |
| } |
| else |
| { |
| aURL = aContURL; |
| |
| sal_Int32 nPackageUrlEnd = aURL.lastIndexOf( '/' ); |
| if ( nPackageUrlEnd != aURL.getLength() - 1 ) |
| aURL += rtl::OUString::createFromAscii( "/" ); |
| |
| aURL += ::ucb_impl::urihelper::encodeSegment( aName ); |
| } |
| return aURL; |
| } |
| |
| |