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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.
*
************************************************************************/
#include "apitools.hxx"
#include "dbastrings.hrc"
#include <cppuhelper/typeprovider.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <osl/diagnose.h>
#include <tools/debug.hxx>
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace cppu;
using namespace osl;
using namespace dbaccess;
//==================================================================================
//= various helper functions
//==================================================================================
//============================================================
//= OSubComponent
//============================================================
DBG_NAME(OSubComponent)
//--------------------------------------------------------------------------
OSubComponent::OSubComponent(Mutex& _rMutex, const Reference< XInterface > & xParent)
:OComponentHelper(_rMutex)
,m_xParent(xParent)
{
DBG_CTOR(OSubComponent,NULL);
}
// -----------------------------------------------------------------------------
OSubComponent::~OSubComponent()
{
m_xParent = NULL;
DBG_DTOR(OSubComponent,NULL);
}
// com::sun::star::lang::XTypeProvider
//--------------------------------------------------------------------------
Sequence< Type > OSubComponent::getTypes() throw (RuntimeException)
{
OTypeCollection aTypes(::getCppuType( (const Reference< XComponent > *)0 ),
::getCppuType( (const Reference< XTypeProvider > *)0 ),
::getCppuType( (const Reference< XWeak > *)0 ));
return aTypes.getTypes();
}
// XInterface
//--------------------------------------------------------------------------
void OSubComponent::acquire() throw ( )
{
OComponentHelper::acquire();
}
//--------------------------------------------------------------------------
void OSubComponent::release() throw ( )
{
Reference< XInterface > x( xDelegator );
if (! x.is())
{
if (osl_decrementInterlockedCount( &m_refCount ) == 0 )
{
if (! rBHelper.bDisposed)
{
// *before* again incrementing our ref count, ensure that our weak connection point
// will not create references to us anymore (via XAdapter::queryAdapted)
disposeWeakConnectionPoint();
Reference< XInterface > xHoldAlive( *this );
// remember the parent
Reference< XInterface > xParent;
{
MutexGuard aGuard( rBHelper.rMutex );
xParent = m_xParent;
m_xParent = NULL;
}
OSL_ENSURE( m_refCount == 1, "OSubComponent::release: invalid ref count (before dispose)!" );
// First dispose
dispose();
// only the alive ref holds the object
OSL_ENSURE( m_refCount == 1, "OSubComponent::release: invalid ref count (after dispose)!" );
// release the parent in the ~
if (xParent.is())
{
MutexGuard aGuard( rBHelper.rMutex );
m_xParent = xParent;
}
// destroy the object if xHoldAlive decrement the refcount to 0
return;
}
}
// restore the reference count
osl_incrementInterlockedCount( &m_refCount );
}
// as we cover the job of the componenthelper we use the ...
OWeakAggObject::release();
}
//--------------------------------------------------------------------------
Any OSubComponent::queryInterface( const Type & rType ) throw(RuntimeException)
{
Any aReturn;
if (!rType.equals(::getCppuType(static_cast< Reference< XAggregation >* >(NULL))))
aReturn = OComponentHelper::queryInterface(rType);
return aReturn;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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