libreoffice/comphelper/source/misc/componentcontext.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: componentcontext.cxx,v $
 *
 *  $Revision: 1.4 $
 *
 *  last change: $Author: obo $ $Date: 2006-09-17 17:10:11 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_comphelper.hxx"

#ifndef COMPHELPER_COMPONENTCONTEXT_HXX
#include <comphelper/componentcontext.hxx>
#endif

/** === begin UNO includes === **/
#ifndef _COM_SUN_STAR_LANG_NULLPOINTEREXCEPTION_HPP_
#include <com/sun/star/lang/NullPointerException.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_SERVICENOTREGISTEREDEXCEPTION_HPP_
#include <com/sun/star/lang/ServiceNotRegisteredException.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
/** === end UNO includes === **/

//........................................................................
namespace comphelper
{
//........................................................................

    /** === begin UNO using === **/
    using ::com::sun::star::uno::Reference;
    using ::com::sun::star::uno::XComponentContext;
    using ::com::sun::star::lang::NullPointerException;
    using ::com::sun::star::lang::ServiceNotRegisteredException;
    using ::com::sun::star::uno::Exception;
    using ::com::sun::star::uno::Any;
    using ::com::sun::star::uno::XInterface;
    using ::com::sun::star::uno::UNO_QUERY_THROW;
    using ::com::sun::star::lang::XMultiServiceFactory;
    using ::com::sun::star::beans::XPropertySet;
    using ::com::sun::star::uno::UNO_QUERY;
    using ::com::sun::star::uno::RuntimeException;
    /** === end UNO using === **/

    //====================================================================
    //= ComponentContext
    //====================================================================
    //--------------------------------------------------------------------
    ComponentContext::ComponentContext( const Reference< XComponentContext >& _rxContext )
        :m_xContext( _rxContext )
    {
        if ( m_xContext.is() )
            m_xORB = m_xContext->getServiceManager();
        if ( !m_xORB.is() )
            throw NullPointerException();
    }

    //------------------------------------------------------------------------
    ComponentContext::ComponentContext( const Reference< XMultiServiceFactory >& _rxLegacyFactory )
    {
        if ( !_rxLegacyFactory.is() )
            throw NullPointerException();

        try
        {
            Reference< XPropertySet > xFactoryProperties( _rxLegacyFactory, UNO_QUERY_THROW );
            m_xContext = Reference< XComponentContext >(
                xFactoryProperties->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ) ) ),
                UNO_QUERY );
        }
        catch( const RuntimeException& ) { throw; }
        catch( const Exception& )
        {
            throw RuntimeException();
        }

        if ( m_xContext.is() )
            m_xORB = m_xContext->getServiceManager();
        if ( !m_xORB.is() )
            throw NullPointerException();
    }

    //------------------------------------------------------------------------
    Any ComponentContext::getContextValueByName( const ::rtl::OUString& _rName ) const
    {
        Any aReturn;
        try
        {
            aReturn = m_xContext->getValueByName( _rName );
        }
        catch( const Exception& )
        {
            OSL_ENSURE( sal_False, "ComponentContext::getContextValueByName: caught an exception!" );
        }
        return aReturn;
    }

    //------------------------------------------------------------------------
    Reference< XInterface > ComponentContext::createComponent( const ::rtl::OUString& _rServiceName ) const
    {
        Reference< XInterface > xComponent(
            m_xORB->createInstanceWithContext( _rServiceName, m_xContext )
        );
        if ( !xComponent.is() )
            throw ServiceNotRegisteredException( _rServiceName, NULL );
        return xComponent;
    }

    //------------------------------------------------------------------------
    Reference< XInterface > ComponentContext::getSingleton( const ::rtl::OUString& _rInstanceName )
    {
        ::rtl::OUString sKey( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/singletons/" ) ) );
        sKey += _rInstanceName;
        return Reference< XInterface >( getContextValueByName( sKey ), UNO_QUERY );
    }

    //------------------------------------------------------------------------
    Reference< XMultiServiceFactory > ComponentContext::getLegacyServiceFactory() const
    {
        return Reference< XMultiServiceFactory >( m_xORB, UNO_QUERY_THROW );
    }

//........................................................................
} // namespace comphelper
//........................................................................