Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 330 insertions, 0 deletions

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 <vector>
+
+#include <ucbhelper/contentidentifier.hxx>
+
+#include "myucp_datasupplier.hxx"
+#include <ContentHelper.hxx>
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+
+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<ResultListEntry> > 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<size_t>(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<size_t>(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<size_t>(_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<size_t>(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<size_t>(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<size_t>(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<size_t>(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<size_t>(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: */