309 lines
12 KiB
C++
309 lines
12 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ContainerMediator.cxx,v $
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*
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* $Revision: 1.9 $
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*
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* last change: $Author: hr $ $Date: 2007-09-26 14:40:58 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_dbaccess.hxx"
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#ifndef DBA_CONTAINERMEDIATOR_HXX
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#include "ContainerMediator.hxx"
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#endif
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#ifndef DBACCESS_SHARED_DBASTRINGS_HRC
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#include "dbastrings.hrc"
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#endif
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#ifndef DBA_PROPERTYSETFORWARD_HXX
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#include "PropertyForward.hxx"
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#endif
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#ifndef _COM_SUN_STAR_BEANS_PROPERTYATTRIBUTE_HPP_
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#include <com/sun/star/beans/PropertyAttribute.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBCX_XCOLUMNSSUPPLIER_HPP_
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#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBCX_XTABLESSUPPLIER_HPP_
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#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
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#endif
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#ifndef _CONNECTIVITY_DBTOOLS_HXX_
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#include <connectivity/dbtools.hxx>
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#endif
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#ifndef _COMPHELPER_PROPERTY_HXX_
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#include <comphelper/property.hxx>
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#endif
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#ifndef _TOOLS_DEBUG_HXX
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#include <tools/debug.hxx>
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#endif
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#ifndef TOOLS_DIAGNOSE_EX_H
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#include <tools/diagnose_ex.h>
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#endif
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//........................................................................
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namespace dbaccess
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{
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//........................................................................
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::sdbcx;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::container;
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DBG_NAME(OContainerMediator)
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OContainerMediator::OContainerMediator( const Reference< XContainer >& _xContainer, const Reference< XNameAccess >& _xSettings,
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const Reference< XConnection >& _rxConnection, ContainerType _eType )
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: m_xSettings( _xSettings )
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, m_xContainer( _xContainer )
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, m_aConnection( _rxConnection )
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, m_eType( _eType )
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{
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DBG_CTOR(OContainerMediator,NULL);
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if ( _xSettings.is() && _xContainer.is() )
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{
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osl_incrementInterlockedCount(&m_refCount);
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try
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{
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m_xContainer->addContainerListener(this);
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Reference< XContainer > xContainer(_xSettings, UNO_QUERY);
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if ( xContainer.is() )
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xContainer->addContainerListener(this);
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}
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catch(Exception&)
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{
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OSL_ENSURE(sal_False, "OContainerMediator::OContainerMediator: caught an exception!");
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}
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osl_decrementInterlockedCount( &m_refCount );
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}
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else
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{
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m_xSettings.clear();
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m_xContainer.clear();
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}
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}
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// -----------------------------------------------------------------------------
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OContainerMediator::~OContainerMediator()
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{
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DBG_DTOR(OContainerMediator,NULL);
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acquire();
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impl_cleanup_nothrow();
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}
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// -----------------------------------------------------------------------------
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void OContainerMediator::impl_cleanup_nothrow()
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{
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try
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{
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Reference< XContainer > xContainer( m_xSettings, UNO_QUERY );
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if ( xContainer.is() )
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xContainer->removeContainerListener( this );
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m_xSettings.clear();
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xContainer = m_xContainer;
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if ( xContainer.is() )
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xContainer->removeContainerListener( this );
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m_xContainer.clear();//WeakReference< XContainer >();
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m_aForwardList.clear();
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OContainerMediator::elementInserted( const ContainerEvent& _rEvent ) throw(RuntimeException)
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{
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::osl::MutexGuard aGuard(m_aMutex);
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if ( _rEvent.Source == m_xSettings && m_xSettings.is() )
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{
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::rtl::OUString sElementName;
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_rEvent.Accessor >>= sElementName;
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PropertyForwardList::iterator aFind = m_aForwardList.find(sElementName);
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if ( aFind != m_aForwardList.end() )
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{
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Reference< XPropertySet> xDest(_rEvent.Element,UNO_QUERY);
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aFind->second->setDefinition( xDest );
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}
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}
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OContainerMediator::elementRemoved( const ContainerEvent& _rEvent ) throw(RuntimeException)
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{
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::osl::MutexGuard aGuard(m_aMutex);
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Reference< XContainer > xContainer = m_xContainer;
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if ( _rEvent.Source == xContainer && xContainer.is() )
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{
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::rtl::OUString sElementName;
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_rEvent.Accessor >>= sElementName;
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m_aForwardList.erase(sElementName);
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try
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{
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Reference<XNameContainer> xNameContainer( m_xSettings, UNO_QUERY_THROW );
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if ( xNameContainer.is() && m_xSettings->hasByName( sElementName ) )
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xNameContainer->removeByName( sElementName );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OContainerMediator::elementReplaced( const ContainerEvent& /*_rEvent*/ ) throw(RuntimeException)
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{
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OSL_ENSURE( false, "OContainerMediator::elementReplaced: not yet implemented!" );
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// we would need to update our PropertyForwarder with the new elements, and initially synchronize them
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OContainerMediator::disposing( const EventObject& /*Source*/ ) throw(RuntimeException)
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{
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::osl::MutexGuard aGuard(m_aMutex);
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// Reference< XContainer > xContainer = m_xContainer;
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// if ( Source.Source == xContainer || Source.Source == m_xSettings )
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// this can only be one of them :-) So no check needed here
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impl_cleanup_nothrow();
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}
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// -----------------------------------------------------------------------------
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Reference< XPropertySet > OContainerMediator::impl_getSettingsForInitialization_nothrow( const ::rtl::OUString& _rName,
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const Reference< XPropertySet >& _rxDestination ) const
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{
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Reference< XPropertySet > xSettings;
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try
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{
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if ( m_xSettings.is() && m_xSettings->hasByName( _rName ) )
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OSL_VERIFY( m_xSettings->getByName( _rName ) >>= xSettings );
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else if ( m_eType == eColumns )
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{
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do // artifial loop for easier flow control
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{
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Reference< XConnection > xConnection( m_aConnection );
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if ( !xConnection.is() )
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break;
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Reference< XPropertySetInfo > xPSI( _rxDestination->getPropertySetInfo(), UNO_QUERY_THROW );
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if ( !xPSI->hasPropertyByName( PROPERTY_TABLENAME )
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|| !xPSI->hasPropertyByName( PROPERTY_REALNAME )
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)
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break;
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// determine the composed table name, plus the column name, as indicated by the
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// respective properties at the destination object
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::rtl::OUString sCatalog, sSchema, sTable, sColumn;
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if ( xPSI->hasPropertyByName( PROPERTY_CATALOGNAME ) )
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{
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OSL_VERIFY( _rxDestination->getPropertyValue( PROPERTY_CATALOGNAME ) >>= sCatalog );
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}
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if ( xPSI->hasPropertyByName( PROPERTY_SCHEMANAME ) )
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{
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OSL_VERIFY( _rxDestination->getPropertyValue( PROPERTY_SCHEMANAME ) >>= sSchema );
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}
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OSL_VERIFY( _rxDestination->getPropertyValue( PROPERTY_TABLENAME ) >>= sTable );
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OSL_VERIFY( _rxDestination->getPropertyValue( PROPERTY_REALNAME ) >>= sColumn );
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::rtl::OUString sComposedTableName = ::dbtools::composeTableName(
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xConnection->getMetaData(), sCatalog, sSchema, sTable, sal_False, ::dbtools::eComplete );
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// retrieve the table in question
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Reference< XTablesSupplier > xSuppTables( xConnection, UNO_QUERY_THROW );
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Reference< XNameAccess > xTables( xSuppTables->getTables(), UNO_QUERY_THROW );
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if ( !xTables->hasByName( sComposedTableName ) )
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break;
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Reference< XColumnsSupplier > xSuppCols( xTables->getByName( sComposedTableName ), UNO_QUERY_THROW );
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Reference< XNameAccess > xColumns( xSuppCols->getColumns(), UNO_QUERY_THROW );
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if ( !xColumns->hasByName( sColumn ) )
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break;
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xSettings.set( xColumns->getByName( sColumn ), UNO_QUERY );
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}
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while ( false );
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}
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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return xSettings;
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}
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// -----------------------------------------------------------------------------
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void OContainerMediator::notifyElementCreated(const ::rtl::OUString& _sName,const Reference<XPropertySet>& _xDest)
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{
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PropertyForwardList::iterator aFind = m_aForwardList.find(_sName);
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if ( aFind == m_aForwardList.end() && m_xSettings.is() )
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{
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::std::vector< ::rtl::OUString> aPropertyList;
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try
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{
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// initially copy from the settings object (if existent) to the newly created object
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Reference< XPropertySet > xSetting( impl_getSettingsForInitialization_nothrow( _sName, _xDest ) );
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if ( xSetting.is() )
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::comphelper::copyProperties( xSetting, _xDest );
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// collect the to-be-monitored properties
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Reference< XPropertySetInfo > xPSI( _xDest->getPropertySetInfo(), UNO_QUERY_THROW );
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Sequence< Property > aProperties( xPSI->getProperties() );
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const Property* property = aProperties.getConstArray();
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const Property* propertyEnd = aProperties.getConstArray() + aProperties.getLength();
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for ( ; property != propertyEnd; ++property )
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{
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if ( ( property->Attributes & PropertyAttribute::READONLY ) != 0 )
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continue;
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if ( ( property->Attributes & PropertyAttribute::BOUND ) == 0 )
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continue;
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aPropertyList.push_back( property->Name );
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}
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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::rtl::Reference< OPropertyForward > pForward( new OPropertyForward( _xDest, m_xSettings, _sName, aPropertyList ) );
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m_aForwardList.insert( PropertyForwardList::value_type( _sName, pForward ) );
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}
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}
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// -----------------------------------------------------------------------------
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//........................................................................
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} // namespace dbaccess
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//........................................................................
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