539 lines
20 KiB
C++
539 lines
20 KiB
C++
/*************************************************************************
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*
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* $RCSfile: implbase.cxx,v $
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*
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* $Revision: 1.10 $
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*
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* last change: $Author: vg $ $Date: 2003-04-15 16:34:42 $
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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 _CPPUHELPER_IMPLBASE_HXX_
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#include <cppuhelper/implbase.hxx>
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#endif
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#ifndef _CPPUHELPER_COMPBASE_HXX_
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#include <cppuhelper/compbase.hxx>
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#endif
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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 _RTL_UUID_H_
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#include <rtl/uuid.h>
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#endif
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#include <com/sun/star/lang/XComponent.hpp>
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using namespace ::osl;
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using namespace ::rtl;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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#if defined(MACOSX)
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// Initialize static template data here to break circular reference to libstatic
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#include <com/sun/star/registry/XSimpleRegistry.hpp>
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#include <com/sun/star/beans/PropertyChangeEvent.hpp>
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#include <com/sun/star/beans/Property.hpp>
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#include <com/sun/star/reflection/XIdlMethod.hpp>
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#include <com/sun/star/reflection/XIdlClass.hpp>
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#include <com/sun/star/reflection/XMethodParameter.hpp>
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#include <com/sun/star/reflection/XInterfaceMemberTypeDescription.hpp>
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Type>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<signed char>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Any>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::registry::XSimpleRegistry> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::beans::PropertyChangeEvent>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::beans::Property>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::uno::XInterface> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<long>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<rtl::OUString>::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlMethod> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlClass> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlField> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::registry::XRegistryKey> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XMethodParameter> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XTypeDescription> >::s_pType;
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typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XInterfaceMemberTypeDescription> >::s_pType;
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#endif
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namespace cppu
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{
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//==================================================================================================
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Mutex & SAL_CALL getImplHelperInitMutex(void) SAL_THROW( () )
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{
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static Mutex * s_pMutex = 0;
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if (! s_pMutex)
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{
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MutexGuard aGuard( Mutex::getGlobalMutex() );
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if (! s_pMutex)
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{
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static Mutex s_aMutex;
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s_pMutex = & s_aMutex;
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}
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}
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return * s_pMutex;
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}
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// ClassDataBase
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//__________________________________________________________________________________________________
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ClassDataBase::ClassDataBase() SAL_THROW( () )
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: bOffsetsInit( sal_False )
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, nType2Offset( 0 )
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, nClassCode( 0 )
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, pTypes( 0 )
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, pId( 0 )
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{
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}
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//__________________________________________________________________________________________________
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ClassDataBase::ClassDataBase( sal_Int32 nClassCode_ ) SAL_THROW( () )
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: bOffsetsInit( sal_False )
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, nType2Offset( 0 )
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, nClassCode( nClassCode_ )
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, pTypes( 0 )
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, pId( 0 )
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{
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}
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//__________________________________________________________________________________________________
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ClassDataBase::~ClassDataBase() SAL_THROW( () )
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{
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delete pTypes;
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delete pId;
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for ( sal_Int32 nPos = nType2Offset; nPos--; )
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{
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typelib_typedescription_release(
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(typelib_TypeDescription *)((ClassData *)this)->arType2Offset[nPos].pTD );
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}
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}
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// ClassData
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//__________________________________________________________________________________________________
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void ClassData::writeTypeOffset( const Type & rType, sal_Int32 nOffset ) SAL_THROW( () )
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{
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arType2Offset[nType2Offset].nOffset = nOffset;
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arType2Offset[nType2Offset].pTD = 0;
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typelib_typedescriptionreference_getDescription(
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(typelib_TypeDescription **)&arType2Offset[nType2Offset].pTD, rType.getTypeLibType() );
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if (arType2Offset[nType2Offset].pTD)
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++nType2Offset;
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#if OSL_DEBUG_LEVEL > 1
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else
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{
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OString msg( "### cannot get type description for " );
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msg += OUStringToOString( rType.getTypeName(), RTL_TEXTENCODING_ASCII_US );
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OSL_ENSURE( sal_False, msg.getStr() );
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}
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#endif
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}
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//__________________________________________________________________________________________________
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void ClassData::initTypeProvider() SAL_THROW( () )
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{
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::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
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if (! pTypes)
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{
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// create id
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pId = new Sequence< sal_Int8 >( 16 );
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rtl_createUuid( (sal_uInt8 *)pId->getArray(), 0, sal_True );
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// collect types
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Sequence< Type > * types = new Sequence< Type >(
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nType2Offset + 1 + (nClassCode == 4 ? 2 : nClassCode) );
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Type * pTypeAr = types->getArray();
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// given types
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sal_Int32 nPos = nType2Offset;
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while (nPos--)
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pTypeAr[nPos] = ((typelib_TypeDescription *)arType2Offset[nPos].pTD)->pWeakRef;
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// XTypeProvider
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pTypeAr[nType2Offset] = ::getCppuType( (const Reference< lang::XTypeProvider > *)0 );
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// class code extra types: [[XComponent,] XWeak[, XAggregation]]
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switch (nClassCode)
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{
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case 4:
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pTypeAr[nType2Offset +2] = ::getCppuType( (const Reference< lang::XComponent > *)0 );
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pTypeAr[nType2Offset +1] = ::getCppuType( (const Reference< XWeak > *)0 );
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break;
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case 3:
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pTypeAr[nType2Offset +3] = ::getCppuType( (const Reference< lang::XComponent > *)0 );
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case 2:
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pTypeAr[nType2Offset +2] = ::getCppuType( (const Reference< XAggregation > *)0 );
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case 1:
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pTypeAr[nType2Offset +1] = ::getCppuType( (const Reference< XWeak > *)0 );
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}
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pTypes = types;
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}
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}
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//__________________________________________________________________________________________________
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Sequence< Type > ClassData::getTypes() SAL_THROW( () )
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{
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if (! pTypes)
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initTypeProvider();
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return *pTypes;
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}
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//__________________________________________________________________________________________________
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Sequence< sal_Int8 > ClassData::getImplementationId() SAL_THROW( () )
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{
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if (! pTypes)
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initTypeProvider();
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return *pId;
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}
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//--------------------------------------------------------------------------------------------------
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static inline sal_Bool td_equals(
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typelib_TypeDescription * pTD, typelib_TypeDescriptionReference * pType )
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SAL_THROW( () )
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{
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return (pTD->pWeakRef == pType ||
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(pTD->pTypeName->length == pType->pTypeName->length &&
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rtl_ustr_compare( pTD->pTypeName->buffer, pType->pTypeName->buffer ) == 0));
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}
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//__________________________________________________________________________________________________
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Any ClassData::query( const Type & rType, lang::XTypeProvider * pBase ) SAL_THROW( () )
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{
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if (rType == ::getCppuType( (const Reference< XInterface > *)0 ))
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return Any( &pBase, ::getCppuType( (const Reference< XInterface > *)0 ) );
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for ( sal_Int32 nPos = 0; nPos < nType2Offset; ++nPos )
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{
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const Type_Offset & rTO = arType2Offset[nPos];
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typelib_InterfaceTypeDescription * pTD = rTO.pTD;
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while (pTD)
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{
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if (td_equals( (typelib_TypeDescription *)pTD,
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*(typelib_TypeDescriptionReference **)&rType ))
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{
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void * pInterface = (char *)pBase + rTO.nOffset;
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return Any( &pInterface, (typelib_TypeDescription *)pTD );
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}
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pTD = pTD->pBaseTypeDescription;
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}
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}
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if (rType == ::getCppuType( (const Reference< lang::XTypeProvider > *)0 ))
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return Any( &pBase, ::getCppuType( (const Reference< lang::XTypeProvider > *)0 ) );
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return Any();
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}
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//##################################################################################################
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//##################################################################################################
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//##################################################################################################
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// WeakComponentImplHelperBase
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//__________________________________________________________________________________________________
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WeakComponentImplHelperBase::WeakComponentImplHelperBase( Mutex & rMutex )
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SAL_THROW( () )
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: rBHelper( rMutex )
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{
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}
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//__________________________________________________________________________________________________
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WeakComponentImplHelperBase::~WeakComponentImplHelperBase()
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SAL_THROW( () )
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{
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::disposing()
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{
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}
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//__________________________________________________________________________________________________
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Any WeakComponentImplHelperBase::queryInterface( Type const & rType )
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throw (RuntimeException)
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{
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if (rType == ::getCppuType( (Reference< lang::XComponent > const *)0 ))
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{
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void * p = static_cast< lang::XComponent * >( this );
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return Any( &p, rType );
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}
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return OWeakObject::queryInterface( rType );
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::acquire()
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throw ()
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{
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OWeakObject::acquire();
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::release()
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throw ()
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{
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if (1 == m_refCount && !rBHelper.bDisposed)
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{
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try
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{
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dispose();
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}
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catch (RuntimeException & exc) // don't break throw ()
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{
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#if OSL_DEBUG_LEVEL > 0
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OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
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OSL_ENSURE( 0, msg.getStr() );
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#endif
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}
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}
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OWeakObject::release();
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::dispose()
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throw (RuntimeException)
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{
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ClearableMutexGuard aGuard( rBHelper.rMutex );
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if (!rBHelper.bDisposed && !rBHelper.bInDispose)
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{
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rBHelper.bInDispose = sal_True;
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aGuard.clear();
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try
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{
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lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
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rBHelper.aLC.disposeAndClear( aEvt );
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disposing();
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MutexGuard aGuard( rBHelper.rMutex );
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rBHelper.bDisposed = sal_True;
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rBHelper.bInDispose = sal_False;
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}
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catch (RuntimeException &)
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{
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MutexGuard aGuard( rBHelper.rMutex );
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rBHelper.bDisposed = sal_True;
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rBHelper.bInDispose = sal_False;
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throw;
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}
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catch (Exception & exc)
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{
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MutexGuard aGuard( rBHelper.rMutex );
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rBHelper.bDisposed = sal_True;
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rBHelper.bInDispose = sal_False;
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#if OSL_DEBUG_LEVEL > 0
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OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
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OSL_ENSURE( 0, msg.getStr() );
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#endif
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throw RuntimeException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("unexpected UNO exception caught: ") ) +
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exc.Message, Reference< XInterface >() );
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}
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catch (...)
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{
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MutexGuard aGuard( rBHelper.rMutex );
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rBHelper.bDisposed = sal_True;
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rBHelper.bInDispose = sal_False;
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OSL_ENSURE( 0, "### unexpected non-UNO exception caught!" );
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throw RuntimeException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("unexpected non-UNO exception caught!") ),
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Reference< XInterface >() );
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}
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}
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::addEventListener(
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Reference< lang::XEventListener > const & xListener )
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throw (RuntimeException)
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{
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ClearableMutexGuard aGuard( rBHelper.rMutex );
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if (rBHelper.bDisposed || rBHelper.bInDispose)
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{
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aGuard.clear();
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lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
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xListener->disposing( aEvt );
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}
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else
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{
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rBHelper.addListener( ::getCppuType( &xListener ), xListener );
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}
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}
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//__________________________________________________________________________________________________
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void WeakComponentImplHelperBase::removeEventListener(
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Reference< lang::XEventListener > const & xListener )
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throw (RuntimeException)
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{
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rBHelper.removeListener( ::getCppuType( &xListener ), xListener );
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}
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// WeakAggComponentImplHelperBase
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//__________________________________________________________________________________________________
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WeakAggComponentImplHelperBase::WeakAggComponentImplHelperBase( Mutex & rMutex )
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SAL_THROW( () )
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: rBHelper( rMutex )
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{
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}
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//__________________________________________________________________________________________________
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WeakAggComponentImplHelperBase::~WeakAggComponentImplHelperBase()
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SAL_THROW( () )
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{
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}
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//__________________________________________________________________________________________________
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void WeakAggComponentImplHelperBase::disposing()
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{
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}
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//__________________________________________________________________________________________________
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Any WeakAggComponentImplHelperBase::queryInterface( Type const & rType )
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throw (RuntimeException)
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{
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return OWeakAggObject::queryInterface( rType );
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}
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//__________________________________________________________________________________________________
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Any WeakAggComponentImplHelperBase::queryAggregation( Type const & rType )
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throw (RuntimeException)
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{
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if (rType == ::getCppuType( (Reference< lang::XComponent > const *)0 ))
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{
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void * p = static_cast< lang::XComponent * >( this );
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return Any( &p, rType );
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}
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return OWeakAggObject::queryAggregation( rType );
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}
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//__________________________________________________________________________________________________
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void WeakAggComponentImplHelperBase::acquire()
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throw ()
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{
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OWeakAggObject::acquire();
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}
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//__________________________________________________________________________________________________
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void WeakAggComponentImplHelperBase::release()
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throw ()
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{
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Reference< XInterface > x( xDelegator );
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if (!x.is() && 1 == m_refCount && !rBHelper.bDisposed)
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{
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try
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{
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dispose();
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}
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catch (RuntimeException & exc) // don't break throw ()
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{
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#if OSL_DEBUG_LEVEL > 0
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OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
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OSL_ENSURE( 0, msg.getStr() );
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#endif
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}
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}
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OWeakAggObject::release();
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}
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//__________________________________________________________________________________________________
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void WeakAggComponentImplHelperBase::dispose()
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throw (RuntimeException)
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{
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ClearableMutexGuard aGuard( rBHelper.rMutex );
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if (!rBHelper.bDisposed && !rBHelper.bInDispose)
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{
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rBHelper.bInDispose = sal_True;
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aGuard.clear();
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try
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{
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lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
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rBHelper.aLC.disposeAndClear( aEvt );
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disposing();
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|
MutexGuard aGuard( rBHelper.rMutex );
|
|
rBHelper.bDisposed = sal_True;
|
|
rBHelper.bInDispose = sal_False;
|
|
}
|
|
catch (RuntimeException &)
|
|
{
|
|
MutexGuard aGuard( rBHelper.rMutex );
|
|
rBHelper.bDisposed = sal_True;
|
|
rBHelper.bInDispose = sal_False;
|
|
throw;
|
|
}
|
|
catch (Exception & exc)
|
|
{
|
|
MutexGuard aGuard( rBHelper.rMutex );
|
|
rBHelper.bDisposed = sal_True;
|
|
rBHelper.bInDispose = sal_False;
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_ENSURE( 0, msg.getStr() );
|
|
#endif
|
|
throw RuntimeException(
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("unexpected UNO exception caught: ") ) +
|
|
exc.Message, Reference< XInterface >() );
|
|
}
|
|
catch (...)
|
|
{
|
|
MutexGuard aGuard( rBHelper.rMutex );
|
|
rBHelper.bDisposed = sal_True;
|
|
rBHelper.bInDispose = sal_False;
|
|
OSL_ENSURE( 0, "### unexpected non-UNO exception caught!" );
|
|
throw RuntimeException(
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("unexpected non-UNO exception caught!") ),
|
|
Reference< XInterface >() );
|
|
}
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
void WeakAggComponentImplHelperBase::addEventListener(
|
|
Reference< lang::XEventListener > const & xListener )
|
|
throw (RuntimeException)
|
|
{
|
|
ClearableMutexGuard aGuard( rBHelper.rMutex );
|
|
if (rBHelper.bDisposed || rBHelper.bInDispose)
|
|
{
|
|
aGuard.clear();
|
|
lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
|
|
xListener->disposing( aEvt );
|
|
}
|
|
else
|
|
{
|
|
rBHelper.addListener( ::getCppuType( &xListener ), xListener );
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
void WeakAggComponentImplHelperBase::removeEventListener(
|
|
Reference< lang::XEventListener > const & xListener )
|
|
throw (RuntimeException)
|
|
{
|
|
rBHelper.removeListener( ::getCppuType( &xListener ), xListener );
|
|
}
|
|
|
|
}
|