libreoffice/ucb/source/cacher/cacheddynamicresultset.cxx

/* -*- 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 "cacheddynamicresultset.hxx"
#include "cachedcontentresultset.hxx"
#include <osl/diagnose.h>
#include <cppuhelper/queryinterface.hxx>
#include <ucbhelper/macros.hxx>

using namespace com::sun::star::lang;
using namespace com::sun::star::sdbc;
using namespace com::sun::star::ucb;
using namespace com::sun::star::uno;


CachedDynamicResultSet::CachedDynamicResultSet(
        Reference< XDynamicResultSet > const & xOrigin
        , const Reference< XContentIdentifierMapping > & xContentMapping
        , const Reference< XComponentContext > & xContext )
        : DynamicResultSetWrapper( xOrigin, xContext )
        , m_xContentIdentifierMapping( xContentMapping )
{
    impl_init();
}

CachedDynamicResultSet::~CachedDynamicResultSet()
{
    impl_deinit();
}

//virtual
void CachedDynamicResultSet
    ::impl_InitResultSetOne( std::unique_lock<std::mutex>& rGuard, const Reference< XResultSet >& xResultSet )
{
    DynamicResultSetWrapper::impl_InitResultSetOne( rGuard, xResultSet );
    OSL_ENSURE( m_xSourceResultOne.is(), "need source resultset" );

    Reference< XResultSet > xCache(
        new CachedContentResultSet( m_xContext, m_xSourceResultOne, m_xContentIdentifierMapping ) );

    m_xMyResultOne = std::move(xCache);
}

//virtual
void CachedDynamicResultSet
    ::impl_InitResultSetTwo( std::unique_lock<std::mutex>& rGuard, const Reference< XResultSet >& xResultSet )
{
    DynamicResultSetWrapper::impl_InitResultSetTwo( rGuard, xResultSet );
    OSL_ENSURE( m_xSourceResultTwo.is(), "need source resultset" );

    Reference< XResultSet > xCache(
        new CachedContentResultSet( m_xContext, m_xSourceResultTwo, m_xContentIdentifierMapping ) );

    m_xMyResultTwo = std::move(xCache);
}

// XInterface methods.
void SAL_CALL CachedDynamicResultSet::acquire()
    noexcept
{
    OWeakObject::acquire();
}

void SAL_CALL CachedDynamicResultSet::release()
    noexcept
{
    OWeakObject::release();
}

Any SAL_CALL CachedDynamicResultSet
    ::queryInterface( const Type&  rType )
{
    //list all interfaces inclusive baseclasses of interfaces

    Any aRet = DynamicResultSetWrapper::queryInterface( rType );
    if( aRet.hasValue() )
        return aRet;

    aRet = cppu::queryInterface( rType,
                static_cast< XTypeProvider* >( this )
                , static_cast< XServiceInfo* >( this )
                );
    return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
}


// XTypeProvider methods.

//list all interfaces exclusive baseclasses
XTYPEPROVIDER_IMPL_4( CachedDynamicResultSet
                    , XTypeProvider
                    , XServiceInfo
                    , XDynamicResultSet
                    , XSourceInitialization
                    );


// XServiceInfo methods.

OUString SAL_CALL CachedDynamicResultSet::getImplementationName()
{
    return u"com.sun.star.comp.ucb.CachedDynamicResultSet"_ustr;
}

sal_Bool SAL_CALL CachedDynamicResultSet::supportsService( const OUString& ServiceName )
{
    return cppu::supportsService( this, ServiceName );
}

css::uno::Sequence< OUString > SAL_CALL CachedDynamicResultSet::getSupportedServiceNames()
{
    return { u"com.sun.star.ucb.CachedDynamicResultSet"_ustr };
}


// own methods. ( inherited )

//virtual
void CachedDynamicResultSet
    ::impl_disposing( const EventObject& Source )
{
    DynamicResultSetWrapper::impl_disposing( Source );
    m_xContentIdentifierMapping.clear();
}




CachedDynamicResultSetFactory::CachedDynamicResultSetFactory(
        const Reference< XComponentContext > & xContext )
{
    m_xContext = xContext;
}

CachedDynamicResultSetFactory::~CachedDynamicResultSetFactory()
{
}


// CachedDynamicResultSetFactory XServiceInfo methods.

OUString SAL_CALL CachedDynamicResultSetFactory::getImplementationName()
{
    return u"com.sun.star.comp.ucb.CachedDynamicResultSetFactory"_ustr;
}
sal_Bool SAL_CALL CachedDynamicResultSetFactory::supportsService( const OUString& ServiceName )
{
    return cppu::supportsService( this, ServiceName );
}
css::uno::Sequence< OUString > SAL_CALL CachedDynamicResultSetFactory::getSupportedServiceNames()
{
    return { u"com.sun.star.ucb.CachedDynamicResultSetFactory"_ustr };
}

// Service factory implementation.



extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
ucb_CachedDynamicResultSetFactory_get_implementation(
    css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&)
{
    return cppu::acquire(new CachedDynamicResultSetFactory(context));
}

// CachedDynamicResultSetFactory XCachedDynamicResultSetFactory methods.


//virtual
Reference< XDynamicResultSet > SAL_CALL CachedDynamicResultSetFactory
    ::createCachedDynamicResultSet(
          const Reference< XDynamicResultSet > & SourceStub
        , const Reference< XContentIdentifierMapping > & ContentIdentifierMapping )
{
    Reference< XDynamicResultSet > xRet = new CachedDynamicResultSet( SourceStub, ContentIdentifierMapping, m_xContext );
    return xRet;
}


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