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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <cppuhelper/weakref.hxx>
#include <xmloff/SinglePropertySetInfoCache.hxx>
using namespace ::com::sun::star::uno;
using ::com::sun::star::lang::XTypeProvider;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::beans::XPropertySetInfo;
sal_Bool SinglePropertySetInfoCache::hasProperty(
const Reference< XPropertySet >& rPropSet,
Reference< XPropertySetInfo >& rPropSetInfo )
{
if( !rPropSetInfo.is() )
rPropSetInfo = rPropSet->getPropertySetInfo();
sal_Bool bRet = sal_False, bValid = sal_False;
Reference < XTypeProvider > xTypeProv( rPropSet, UNO_QUERY );
Sequence< sal_Int8 > aImplId;
if( xTypeProv.is() )
{
aImplId = xTypeProv->getImplementationId();
if( aImplId.getLength() == 16 )
{
// The key must not be created outside this block, because it
// keeps a reference to the property set info.
PropertySetInfoKey aKey( rPropSetInfo, aImplId );
iterator aIter = find( aKey );
if( aIter != end() )
{
bRet = (*aIter).second;
bValid = sal_True;
}
}
}
if( !bValid )
{
bRet = rPropSetInfo->hasPropertyByName( sName );
if( xTypeProv.is() && aImplId.getLength() == 16 )
{
// Check whether the property set info is destroyed if it is
// assigned to a weak reference only. If it is destroyed, then
// every instance of getPropertySetInfo returns a new object.
// Such property set infos must not be cached.
WeakReference < XPropertySetInfo > xWeakInfo( rPropSetInfo );
rPropSetInfo = 0;
rPropSetInfo = xWeakInfo;
if( rPropSetInfo.is() )
{
PropertySetInfoKey aKey( rPropSetInfo, aImplId );
value_type aValue( aKey, bRet );
insert( aValue );
}
}
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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