View.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
 * 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/.
 */
#include "View.hxx"
 
#include <propertyids.hxx>
 
#include <com/sun/star/sdbc/XRow.hpp>
 
namespace connectivity::firebird
{
View::View(const css::uno::Reference<css::sdbc::XConnection>& _rxConnection, bool _bCaseSensitive,
           const OUString& _rSchemaName, const OUString& _rName)
    : View_Base(_bCaseSensitive, _rName, _rxConnection->getMetaData(), OUString(), _rSchemaName,
                OUString())
    , m_xConnection(_rxConnection)
{
}
 
View::~View() {}
 
void SAL_CALL View::acquire() noexcept { View_Base::acquire(); };
void SAL_CALL View::release() noexcept { View_Base::release(); };
css::uno::Any SAL_CALL View::queryInterface(const css::uno::Type& _rType)
{
    css::uno::Any aReturn = View_Base::queryInterface(_rType);
    if (!aReturn.hasValue())
        aReturn = View_IBASE::queryInterface(_rType);
    return aReturn;
}
 
css::uno::Sequence<css::uno::Type> SAL_CALL View::getTypes()
{
    return ::comphelper::concatSequences(View_Base::getTypes(), View_IBASE::getTypes());
}
 
css::uno::Sequence<sal_Int8> SAL_CALL View::getImplementationId()
{
    return css::uno::Sequence<sal_Int8>();
}
 
void SAL_CALL View::alterCommand(const OUString& _rNewCommand)
{
    OUString aCommand = "ALTER VIEW \"" + m_Name + "\" AS " + _rNewCommand;
    m_xMetaData->getConnection()->createStatement()->execute(aCommand);
}
 
void SAL_CALL View::getFastPropertyValue(css::uno::Any& _rValue, sal_Int32 _nHandle) const
{
    if (_nHandle == PROPERTY_ID_COMMAND)
    {
        // retrieve the very current command, don't rely on the base classes cached value
        // (which we initialized empty, anyway)
        _rValue <<= impl_getCommand();
        return;
    }
 
    View_Base::getFastPropertyValue(_rValue, _nHandle);
}
 
OUString View::impl_getCommand() const
{
    OUString aCommand("SELECT RDB$VIEW_SOURCE FROM RDB$RELATIONS WHERE RDB$RELATION_NAME = '"
                      + m_Name + "'");
    css::uno::Reference<css::sdbc::XStatement> statement = m_xConnection->createStatement();
    css::uno::Reference<css::sdbc::XResultSet> xResult = statement->executeQuery(aCommand);
 
    css::uno::Reference<css::sdbc::XRow> xRow(xResult, css::uno::UNO_QUERY_THROW);
    if (!xResult->next())
    {
        // hmm. There is no view the name as we know it. Can only mean some other instance
        // dropped this view meanwhile...
        std::abort();
    }
 
    return xRow->getString(1);
}
 
} // namespace connectivity::firebird
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