292 lines
12 KiB
C++
292 lines
12 KiB
C++
/*************************************************************************
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*
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* $RCSfile: exc_thrower.cxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: dbo $ $Date: 2001-03-09 12:15:28 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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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 2000 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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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _OSL_DIAGNOSE_H_
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#include <osl/diagnose.h>
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#endif
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#ifndef _OSL_INTERLOCK_H_
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#include <osl/interlck.h>
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#endif
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#ifndef _UNO_DISPATCHER_H_
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#include <uno/dispatcher.h>
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#endif
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#ifndef _UNO_MAPPING_HXX_
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#include <uno/mapping.hxx>
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#endif
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/uno/Exception.hpp>
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#include <com/sun/star/uno/RuntimeException.hpp>
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#include <com/sun/star/uno/XInterface.hpp>
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using namespace com::sun::star::uno;
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using namespace rtl;
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namespace cppu
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{
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//************************************** generated, slightly modified for unicode revision
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class XThrower : public ::com::sun::star::uno::XInterface
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{
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public:
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// Methods
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virtual void SAL_CALL throwException( const ::com::sun::star::uno::Any& rExc )
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SAL_THROW( (::com::sun::star::uno::Exception) ) = 0;
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};
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static
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const ::com::sun::star::uno::Type& getCppuType( const ::com::sun::star::uno::Reference< ::cppu::XThrower >* )
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SAL_THROW( () )
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{
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static ::com::sun::star::uno::Type * pType_cppu_XThrower = 0;
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if ( !pType_cppu_XThrower )
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{
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::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
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if ( !pType_cppu_XThrower )
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{
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// Start inline typedescription generation
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typelib_InterfaceTypeDescription * pTD = 0;
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const Type & rSuperType = ::getCppuType( ( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > *)0 );
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typelib_TypeDescriptionReference * pMembers[1] = { 0 };
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OUString aMemberTypeName( RTL_CONSTASCII_USTRINGPARAM("cppu.XThrower::throwException") );
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typelib_typedescriptionreference_new( &pMembers[0],
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(typelib_TypeClass)::com::sun::star::uno::TypeClass_INTERFACE_METHOD,
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aMemberTypeName.pData );
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OUString aTypeName( RTL_CONSTASCII_USTRINGPARAM("cppu.XThrower") );
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typelib_typedescription_newInterface(
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&pTD,
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aTypeName.pData, 0x3313e220, 0xb491, 0xb491, 0x9ede0050, 0x04d7677e,
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rSuperType.getTypeLibType(),
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1,
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pMembers );
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typelib_typedescription_register( (typelib_TypeDescription**)&pTD );
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typelib_typedescriptionreference_release( pMembers[0] );
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typelib_typedescription_release( (typelib_TypeDescription*)pTD );
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static ::com::sun::star::uno::Type aType_cppu_XThrower(
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::com::sun::star::uno::TypeClass_INTERFACE, aTypeName.pData );
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::getCppuType( (const ::com::sun::star::uno::Exception*)0 );
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typelib_InterfaceMethodTypeDescription * pMethod = 0;
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{
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typelib_Parameter_Init aParameters[1];
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OUString aParamName( RTL_CONSTASCII_USTRINGPARAM("rExc") );
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aParameters[0].pParamName = aParamName.pData;
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aParameters[0].eTypeClass = (typelib_TypeClass)::com::sun::star::uno::TypeClass_ANY;
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OUString aParamTypeName( RTL_CONSTASCII_USTRINGPARAM("any") );
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aParameters[0].pTypeName = aParamTypeName.pData;
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aParameters[0].bIn = sal_True;
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aParameters[0].bOut = sal_False;
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OUString aExceptionName( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.uno.Exception") );
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OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
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typelib_typedescription_newInterfaceMethod( &pMethod,
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3, sal_False,
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aMemberTypeName.pData,
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(typelib_TypeClass)::com::sun::star::uno::TypeClass_VOID, aVoidName.pData,
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1, aParameters,
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1, &aExceptionName.pData );
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typelib_typedescription_register( (typelib_TypeDescription**)&pMethod );
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}
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typelib_typedescription_release( (typelib_TypeDescription*)pMethod );
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// End inline typedescription generation
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pType_cppu_XThrower = &aType_cppu_XThrower;
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}
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}
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return *pType_cppu_XThrower;
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}
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//**************************************
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//==================================================================================================
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struct ExceptionThrower : public uno_Interface
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{
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oslInterlockedCount nRef;
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inline ExceptionThrower() SAL_THROW( () );
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};
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extern "C"
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{
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//--------------------------------------------------------------------------------------------------
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static void SAL_CALL ExceptionThrower_acquire( uno_Interface * pUnoI ) SAL_THROW( () )
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{
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osl_incrementInterlockedCount( & SAL_STATIC_CAST( ExceptionThrower *, pUnoI )->nRef );
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}
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//--------------------------------------------------------------------------------------------------
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static void SAL_CALL ExceptionThrower_release( uno_Interface * pUnoI ) SAL_THROW( () )
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{
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if (! osl_decrementInterlockedCount( & SAL_STATIC_CAST( ExceptionThrower *, pUnoI )->nRef ))
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delete SAL_STATIC_CAST( ExceptionThrower *, pUnoI );
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}
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//--------------------------------------------------------------------------------------------------
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static void SAL_CALL ExceptionThrower_dispatch(
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uno_Interface * pUnoI, const typelib_TypeDescription * pMemberType,
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void * pReturn, void * pArgs[], uno_Any ** ppException )
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SAL_THROW( () )
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{
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OSL_ASSERT( pMemberType->eTypeClass == typelib_TypeClass_INTERFACE_METHOD );
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switch (((typelib_InterfaceMemberTypeDescription *)pMemberType)->nPosition)
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{
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case 0: // queryInterace()
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{
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if (::getCppuType( (const Reference< XInterface > *)0 ).equals( *(const Type *)pArgs[0] ))
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{
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const Type & rType = ::getCppuType( (const Reference< XInterface > *)0 );
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typelib_TypeDescription * pTD = 0;
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TYPELIB_DANGER_GET( &pTD, rType.getTypeLibType() );
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uno_any_construct( (uno_Any *)pReturn, &pUnoI, pTD, 0 );
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TYPELIB_DANGER_RELEASE( pTD );
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}
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else if (getCppuType( (const Reference< XThrower > *)0 ).equals( *(const Type *)pArgs[0] ))
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{
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const Type & rType = getCppuType( (const Reference< XThrower > *)0 );
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typelib_TypeDescription * pTD = 0;
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TYPELIB_DANGER_GET( &pTD, rType.getTypeLibType() );
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uno_any_construct( (uno_Any *)pReturn, &pUnoI, pTD, 0 );
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TYPELIB_DANGER_RELEASE( pTD );
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}
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else
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{
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uno_any_construct( (uno_Any *)pReturn, 0, 0, 0 );
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}
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*ppException = 0;
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break;
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}
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case 1: // acquire()
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ExceptionThrower_acquire( pUnoI );
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*ppException = 0;
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break;
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case 2: // release()
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ExceptionThrower_release( pUnoI );
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*ppException = 0;
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break;
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case 3: // throwException()
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{
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OSL_ASSERT( ((uno_Any *)pArgs[0])->pType->eTypeClass == typelib_TypeClass_EXCEPTION );
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uno_type_any_construct(
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*ppException, ((uno_Any *)pArgs[0])->pData, ((uno_Any *)pArgs[0])->pType, 0 );
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break;
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}
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default:
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OSL_ENSHURE( sal_False, "### illegal member called!" );
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}
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}
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} // extern "C"
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//__________________________________________________________________________________________________
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inline ExceptionThrower::ExceptionThrower() SAL_THROW( () )
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: nRef( 0 )
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{
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uno_Interface::acquire = ExceptionThrower_acquire;
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uno_Interface::release = ExceptionThrower_release;
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uno_Interface::pDispatcher = ExceptionThrower_dispatch;
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}
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//==================================================================================================
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void SAL_CALL throwException( const Any & rExc ) SAL_THROW( (Exception) )
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{
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if (rExc.getValueTypeClass() == TypeClass_EXCEPTION)
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{
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OUString aExceptionName( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.uno.Exception") );
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typelib_TypeDescription * pComp = 0;
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TYPELIB_DANGER_GET( &pComp, rExc.getValueTypeRef() );
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// must be derived from com.sun.star.uno.Exception
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for ( typelib_CompoundTypeDescription * pTD = (typelib_CompoundTypeDescription *)pComp;
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pTD; pTD = pTD->pBaseTypeDescription )
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{
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if (aExceptionName == rtl::OUString(((typelib_TypeDescription *)pTD)->pTypeName))
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{
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Mapping aUno2Cpp( OUString( RTL_CONSTASCII_USTRINGPARAM(UNO_LB_UNO) ),
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OUString( RTL_CONSTASCII_USTRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME) ) );
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OSL_ENSHURE( aUno2Cpp.is(), "### cannot get uno to cpp mapping!" );
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if (aUno2Cpp.is())
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{
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uno_Interface * pUnoI = new ExceptionThrower();
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(*pUnoI->acquire)( pUnoI );
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Reference< XThrower > xThrower;
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aUno2Cpp.mapInterface(
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reinterpret_cast< void ** >( &xThrower ),
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pUnoI, ::cppu::getCppuType( (const Reference< XThrower > *)0 ) );
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(*pUnoI->release)( pUnoI );
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if (xThrower.is())
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{
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TYPELIB_DANGER_RELEASE( pComp );
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xThrower->throwException( rExc );
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}
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}
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break;
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}
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}
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TYPELIB_DANGER_RELEASE( pComp );
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}
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throw RuntimeException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("failed throwing exception generically!") ),
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Reference< XInterface >() );
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}
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}
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