ef3c759357
Change-Id: I61bcbc85fbbae469c5463a69dc835b7d1ac0575c Reviewed-on: https://gerrit.libreoffice.org/c/core/+/134086 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
369 lines
9.3 KiB
C++
369 lines
9.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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/**************************************************************************
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TODO
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**************************************************************************
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*************************************************************************/
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#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
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#include <com/sun/star/ucb/OpenMode.hpp>
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#include <ucbhelper/contentidentifier.hxx>
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#include "hierarchydatasupplier.hxx"
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#include "hierarchyprovider.hxx"
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#include "hierarchycontent.hxx"
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using namespace com::sun::star;
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using namespace hierarchy_ucp;
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HierarchyResultSetDataSupplier::HierarchyResultSetDataSupplier(
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const uno::Reference< uno::XComponentContext >& rxContext,
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const rtl::Reference< HierarchyContent >& rContent,
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sal_Int32 nOpenMode )
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: m_xContent( rContent ), m_xContext( rxContext ),
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m_aFolder( rxContext,
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static_cast< HierarchyContentProvider * >(
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rContent->getProvider().get() ),
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rContent->getIdentifier()->getContentIdentifier() ),
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m_nOpenMode( nOpenMode ), m_bCountFinal( false )
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{
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}
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// virtual
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HierarchyResultSetDataSupplier::~HierarchyResultSetDataSupplier()
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{
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}
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// virtual
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OUString HierarchyResultSetDataSupplier::queryContentIdentifierString(
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sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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return queryContentIdentifierStringImpl(aGuard, nIndex);
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}
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OUString HierarchyResultSetDataSupplier::queryContentIdentifierStringImpl(
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std::unique_lock<std::mutex>& rGuard,
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sal_uInt32 nIndex )
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{
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if ( nIndex < m_aResults.size() )
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{
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OUString aId = m_aResults[ nIndex ]->aId;
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if ( !aId.isEmpty() )
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{
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// Already cached.
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return aId;
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}
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}
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if ( getResultImpl( rGuard, nIndex ) )
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{
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OUString aId
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= m_xContent->getIdentifier()->getContentIdentifier();
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if ( ( aId.lastIndexOf( '/' ) + 1 ) != aId.getLength() )
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aId += "/";
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aId += m_aResults[ nIndex ]->aData.getName();
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m_aResults[ nIndex ]->aId = aId;
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return aId;
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}
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return OUString();
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}
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// virtual
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uno::Reference< ucb::XContentIdentifier >
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HierarchyResultSetDataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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if ( nIndex < m_aResults.size() )
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{
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uno::Reference< ucb::XContentIdentifier > xId
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= m_aResults[ nIndex ]->xId;
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if ( xId.is() )
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{
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// Already cached.
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return xId;
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}
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}
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OUString aId = queryContentIdentifierStringImpl( aGuard, nIndex );
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if ( !aId.isEmpty() )
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{
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uno::Reference< ucb::XContentIdentifier > xId
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= new ::ucbhelper::ContentIdentifier( aId );
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m_aResults[ nIndex ]->xId = xId;
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return xId;
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}
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return uno::Reference< ucb::XContentIdentifier >();
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}
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// virtual
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uno::Reference< ucb::XContent >
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HierarchyResultSetDataSupplier::queryContent( sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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if ( nIndex < m_aResults.size() )
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{
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uno::Reference< ucb::XContent > xContent
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= m_aResults[ nIndex ]->xContent;
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if ( xContent.is() )
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{
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// Already cached.
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return xContent;
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}
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}
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uno::Reference< ucb::XContentIdentifier > xId
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= queryContentIdentifier( nIndex );
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if ( xId.is() )
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{
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try
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{
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uno::Reference< ucb::XContent > xContent
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= m_xContent->getProvider()->queryContent( xId );
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m_aResults[ nIndex ]->xContent = xContent;
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return xContent;
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}
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catch ( ucb::IllegalIdentifierException const & )
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{
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}
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}
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return uno::Reference< ucb::XContent >();
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}
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// virtual
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bool HierarchyResultSetDataSupplier::getResult( sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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return getResultImpl(aGuard, nIndex);
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}
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bool HierarchyResultSetDataSupplier::getResultImpl( std::unique_lock<std::mutex>& rGuard, sal_uInt32 nIndex )
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{
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if ( m_aResults.size() > nIndex )
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{
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// Result already present.
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return true;
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}
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// Result not (yet) present.
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if ( m_bCountFinal )
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return false;
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// Try to obtain result...
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sal_uInt32 nOldCount = m_aResults.size();
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bool bFound = false;
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sal_uInt32 nPos = nOldCount;
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while ( m_aFolder.next( m_aIterator ) )
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{
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const HierarchyEntryData& rResult = *m_aIterator;
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if ( checkResult( rResult ) )
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{
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m_aResults.emplace_back( new ResultListEntry( rResult ) );
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if ( nPos == nIndex )
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{
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// Result obtained.
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bFound = true;
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break;
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}
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}
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nPos++;
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}
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if ( !bFound )
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m_bCountFinal = true;
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rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet();
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if ( xResultSet.is() )
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{
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// Callbacks follow!
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rGuard.unlock();
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if ( nOldCount < m_aResults.size() )
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xResultSet->rowCountChanged(
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nOldCount, m_aResults.size() );
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if ( m_bCountFinal )
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xResultSet->rowCountFinal();
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rGuard.lock();
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}
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return bFound;
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}
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// virtual
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sal_uInt32 HierarchyResultSetDataSupplier::totalCount()
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{
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std::unique_lock aGuard( m_aMutex );
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if ( m_bCountFinal )
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return m_aResults.size();
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sal_uInt32 nOldCount = m_aResults.size();
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while ( m_aFolder.next( m_aIterator ) )
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{
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const HierarchyEntryData& rResult = *m_aIterator;
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if ( checkResult( rResult ) )
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m_aResults.emplace_back( new ResultListEntry( rResult ) );
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}
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m_bCountFinal = true;
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rtl::Reference< ::ucbhelper::ResultSet > xResultSet = getResultSet();
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if ( xResultSet.is() )
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{
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// Callbacks follow!
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aGuard.unlock();
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if ( nOldCount < m_aResults.size() )
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xResultSet->rowCountChanged(
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nOldCount, m_aResults.size() );
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xResultSet->rowCountFinal();
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}
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return m_aResults.size();
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}
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// virtual
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sal_uInt32 HierarchyResultSetDataSupplier::currentCount()
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{
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return m_aResults.size();
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}
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// virtual
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bool HierarchyResultSetDataSupplier::isCountFinal()
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{
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return m_bCountFinal;
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}
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// virtual
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uno::Reference< sdbc::XRow >
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HierarchyResultSetDataSupplier::queryPropertyValues( sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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if ( nIndex < m_aResults.size() )
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{
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uno::Reference< sdbc::XRow > xRow
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= m_aResults[ nIndex ]->xRow;
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if ( xRow.is() )
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{
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// Already cached.
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return xRow;
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}
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}
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if ( getResultImpl( aGuard, nIndex ) )
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{
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HierarchyContentProperties aData(
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m_aResults[ nIndex ]->aData );
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uno::Reference< sdbc::XRow > xRow
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= HierarchyContent::getPropertyValues(
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m_xContext,
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getResultSet()->getProperties(),
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aData,
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static_cast< HierarchyContentProvider * >(
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m_xContent->getProvider().get() ),
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queryContentIdentifierStringImpl( aGuard, nIndex ) );
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m_aResults[ nIndex ]->xRow = xRow;
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return xRow;
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}
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return uno::Reference< sdbc::XRow >();
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}
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// virtual
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void HierarchyResultSetDataSupplier::releasePropertyValues( sal_uInt32 nIndex )
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{
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std::unique_lock aGuard( m_aMutex );
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if ( nIndex < m_aResults.size() )
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m_aResults[ nIndex ]->xRow.clear();
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}
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// virtual
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void HierarchyResultSetDataSupplier::close()
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{
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}
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// virtual
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void HierarchyResultSetDataSupplier::validate()
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{
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}
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bool HierarchyResultSetDataSupplier::checkResult(
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const HierarchyEntryData& rResult )
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{
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switch ( m_nOpenMode )
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{
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case ucb::OpenMode::FOLDERS:
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if ( rResult.getType() == HierarchyEntryData::LINK )
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{
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// Entry is a link.
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return false;
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}
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break;
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case ucb::OpenMode::DOCUMENTS:
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if ( rResult.getType() == HierarchyEntryData::FOLDER )
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{
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// Entry is a folder.
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return false;
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}
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break;
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case ucb::OpenMode::ALL:
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default:
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break;
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}
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return true;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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