office-gobmx/cppuhelper/source/implbase.cxx

539 lines
20 KiB
C++

/*************************************************************************
*
* $RCSfile: implbase.cxx,v $
*
* $Revision: 1.9 $
*
* last change: $Author: hr $ $Date: 2002-08-15 12:33:12 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _CPPUHELPER_IMPLBASE_HXX_
#include <cppuhelper/implbase.hxx>
#endif
#ifndef _CPPUHELPER_COMPBASE_HXX_
#include <cppuhelper/compbase.hxx>
#endif
#ifndef _OSL_DIAGNOSE_H_
#include <osl/diagnose.h>
#endif
#ifndef _RTL_UUID_H_
#include <rtl/uuid.h>
#endif
#include <com/sun/star/lang/XComponent.hpp>
using namespace ::osl;
using namespace ::rtl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
#if defined(MACOSX)
// Initialize static template data here to break circular reference to libstatic
#include <com/sun/star/registry/XSimpleRegistry.hpp>
#include <com/sun/star/beans/PropertyChangeEvent.hpp>
#include <com/sun/star/beans/Property.hpp>
#include <com/sun/star/reflection/XIdlMethod.hpp>
#include <com/sun/star/reflection/XIdlClass.hpp>
#include <com/sun/star/reflection/XMethodParameter.hpp>
#include <com/sun/star/reflection/XInterfaceMemberTypeDescription.hpp>
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Type>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<signed char>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Any>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::registry::XSimpleRegistry> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::beans::PropertyChangeEvent>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::beans::Property>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::uno::XInterface> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<long>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<rtl::OUString>::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlMethod> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlClass> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XIdlField> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::registry::XRegistryKey> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XMethodParameter> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XTypeDescription> >::s_pType;
typelib_TypeDescriptionReference * com::sun::star::uno::Sequence<com::sun::star::uno::Reference<com::sun::star::reflection::XInterfaceMemberTypeDescription> >::s_pType;
#endif
namespace cppu
{
//==================================================================================================
Mutex & SAL_CALL getImplHelperInitMutex(void) SAL_THROW( () )
{
static Mutex * s_pMutex = 0;
if (! s_pMutex)
{
MutexGuard aGuard( Mutex::getGlobalMutex() );
if (! s_pMutex)
{
static Mutex s_aMutex;
s_pMutex = & s_aMutex;
}
}
return * s_pMutex;
}
// ClassDataBase
//__________________________________________________________________________________________________
ClassDataBase::ClassDataBase() SAL_THROW( () )
: bOffsetsInit( sal_False )
, nType2Offset( 0 )
, nClassCode( 0 )
, pTypes( 0 )
, pId( 0 )
{
}
//__________________________________________________________________________________________________
ClassDataBase::ClassDataBase( sal_Int32 nClassCode_ ) SAL_THROW( () )
: bOffsetsInit( sal_False )
, nType2Offset( 0 )
, nClassCode( nClassCode_ )
, pTypes( 0 )
, pId( 0 )
{
}
//__________________________________________________________________________________________________
ClassDataBase::~ClassDataBase() SAL_THROW( () )
{
delete pTypes;
delete pId;
for ( sal_Int32 nPos = nType2Offset; nPos--; )
{
typelib_typedescription_release(
(typelib_TypeDescription *)((ClassData *)this)->arType2Offset[nPos].pTD );
}
}
// ClassData
//__________________________________________________________________________________________________
void ClassData::writeTypeOffset( const Type & rType, sal_Int32 nOffset ) SAL_THROW( () )
{
arType2Offset[nType2Offset].nOffset = nOffset;
arType2Offset[nType2Offset].pTD = 0;
typelib_typedescriptionreference_getDescription(
(typelib_TypeDescription **)&arType2Offset[nType2Offset].pTD, rType.getTypeLibType() );
if (arType2Offset[nType2Offset].pTD)
++nType2Offset;
#ifdef DEBUG
else
{
OString msg( "### cannot get type description for " );
msg += OUStringToOString( rType.getTypeName(), RTL_TEXTENCODING_ASCII_US );
OSL_ENSURE( sal_False, msg.getStr() );
}
#endif
}
//__________________________________________________________________________________________________
void ClassData::initTypeProvider() SAL_THROW( () )
{
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
if (! pTypes)
{
// create id
pId = new Sequence< sal_Int8 >( 16 );
rtl_createUuid( (sal_uInt8 *)pId->getArray(), 0, sal_True );
// collect types
Sequence< Type > * types = new Sequence< Type >(
nType2Offset + 1 + (nClassCode == 4 ? 2 : nClassCode) );
Type * pTypeAr = types->getArray();
// given types
sal_Int32 nPos = nType2Offset;
while (nPos--)
pTypeAr[nPos] = ((typelib_TypeDescription *)arType2Offset[nPos].pTD)->pWeakRef;
// XTypeProvider
pTypeAr[nType2Offset] = ::getCppuType( (const Reference< lang::XTypeProvider > *)0 );
// class code extra types: [[XComponent,] XWeak[, XAggregation]]
switch (nClassCode)
{
case 4:
pTypeAr[nType2Offset +2] = ::getCppuType( (const Reference< lang::XComponent > *)0 );
pTypeAr[nType2Offset +1] = ::getCppuType( (const Reference< XWeak > *)0 );
break;
case 3:
pTypeAr[nType2Offset +3] = ::getCppuType( (const Reference< lang::XComponent > *)0 );
case 2:
pTypeAr[nType2Offset +2] = ::getCppuType( (const Reference< XAggregation > *)0 );
case 1:
pTypeAr[nType2Offset +1] = ::getCppuType( (const Reference< XWeak > *)0 );
}
pTypes = types;
}
}
//__________________________________________________________________________________________________
Sequence< Type > ClassData::getTypes() SAL_THROW( () )
{
if (! pTypes)
initTypeProvider();
return *pTypes;
}
//__________________________________________________________________________________________________
Sequence< sal_Int8 > ClassData::getImplementationId() SAL_THROW( () )
{
if (! pTypes)
initTypeProvider();
return *pId;
}
//--------------------------------------------------------------------------------------------------
static inline sal_Bool td_equals(
typelib_TypeDescription * pTD, typelib_TypeDescriptionReference * pType )
SAL_THROW( () )
{
return (pTD->pWeakRef == pType ||
(pTD->pTypeName->length == pType->pTypeName->length &&
rtl_ustr_compare( pTD->pTypeName->buffer, pType->pTypeName->buffer ) == 0));
}
//__________________________________________________________________________________________________
Any ClassData::query( const Type & rType, lang::XTypeProvider * pBase ) SAL_THROW( () )
{
if (rType == ::getCppuType( (const Reference< XInterface > *)0 ))
return Any( &pBase, ::getCppuType( (const Reference< XInterface > *)0 ) );
for ( sal_Int32 nPos = 0; nPos < nType2Offset; ++nPos )
{
const Type_Offset & rTO = arType2Offset[nPos];
typelib_InterfaceTypeDescription * pTD = rTO.pTD;
while (pTD)
{
if (td_equals( (typelib_TypeDescription *)pTD,
*(typelib_TypeDescriptionReference **)&rType ))
{
void * pInterface = (char *)pBase + rTO.nOffset;
return Any( &pInterface, (typelib_TypeDescription *)pTD );
}
pTD = pTD->pBaseTypeDescription;
}
}
if (rType == ::getCppuType( (const Reference< lang::XTypeProvider > *)0 ))
return Any( &pBase, ::getCppuType( (const Reference< lang::XTypeProvider > *)0 ) );
return Any();
}
//##################################################################################################
//##################################################################################################
//##################################################################################################
// WeakComponentImplHelperBase
//__________________________________________________________________________________________________
WeakComponentImplHelperBase::WeakComponentImplHelperBase( Mutex & rMutex )
SAL_THROW( () )
: rBHelper( rMutex )
{
}
//__________________________________________________________________________________________________
WeakComponentImplHelperBase::~WeakComponentImplHelperBase()
SAL_THROW( () )
{
}
//__________________________________________________________________________________________________
void WeakComponentImplHelperBase::disposing()
{
}
//__________________________________________________________________________________________________
Any WeakComponentImplHelperBase::queryInterface( Type const & rType )
throw (RuntimeException)
{
if (rType == ::getCppuType( (Reference< lang::XComponent > const *)0 ))
{
void * p = static_cast< lang::XComponent * >( this );
return Any( &p, rType );
}
return OWeakObject::queryInterface( rType );
}
//__________________________________________________________________________________________________
void WeakComponentImplHelperBase::acquire()
throw ()
{
OWeakObject::acquire();
}
//__________________________________________________________________________________________________
void WeakComponentImplHelperBase::release()
throw ()
{
if (1 == m_refCount && !rBHelper.bDisposed)
{
try
{
dispose();
}
catch (RuntimeException & exc) // don't break throw ()
{
#ifdef _DEBUG
OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
OSL_ENSURE( 0, msg.getStr() );
#endif
}
}
OWeakObject::release();
}
//__________________________________________________________________________________________________
void WeakComponentImplHelperBase::dispose()
throw (RuntimeException)
{
ClearableMutexGuard aGuard( rBHelper.rMutex );
if (!rBHelper.bDisposed && !rBHelper.bInDispose)
{
rBHelper.bInDispose = sal_True;
aGuard.clear();
try
{
lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
rBHelper.aLC.disposeAndClear( aEvt );
disposing();
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;
#ifdef _DEBUG
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 WeakComponentImplHelperBase::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 WeakComponentImplHelperBase::removeEventListener(
Reference< lang::XEventListener > const & xListener )
throw (RuntimeException)
{
rBHelper.removeListener( ::getCppuType( &xListener ), xListener );
}
// WeakAggComponentImplHelperBase
//__________________________________________________________________________________________________
WeakAggComponentImplHelperBase::WeakAggComponentImplHelperBase( Mutex & rMutex )
SAL_THROW( () )
: rBHelper( rMutex )
{
}
//__________________________________________________________________________________________________
WeakAggComponentImplHelperBase::~WeakAggComponentImplHelperBase()
SAL_THROW( () )
{
}
//__________________________________________________________________________________________________
void WeakAggComponentImplHelperBase::disposing()
{
}
//__________________________________________________________________________________________________
Any WeakAggComponentImplHelperBase::queryInterface( Type const & rType )
throw (RuntimeException)
{
return OWeakAggObject::queryInterface( rType );
}
//__________________________________________________________________________________________________
Any WeakAggComponentImplHelperBase::queryAggregation( Type const & rType )
throw (RuntimeException)
{
if (rType == ::getCppuType( (Reference< lang::XComponent > const *)0 ))
{
void * p = static_cast< lang::XComponent * >( this );
return Any( &p, rType );
}
return OWeakAggObject::queryAggregation( rType );
}
//__________________________________________________________________________________________________
void WeakAggComponentImplHelperBase::acquire()
throw ()
{
OWeakAggObject::acquire();
}
//__________________________________________________________________________________________________
void WeakAggComponentImplHelperBase::release()
throw ()
{
Reference< XInterface > x( xDelegator );
if (!x.is() && 1 == m_refCount && !rBHelper.bDisposed)
{
try
{
dispose();
}
catch (RuntimeException & exc) // don't break throw ()
{
#ifdef _DEBUG
OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
OSL_ENSURE( 0, msg.getStr() );
#endif
}
}
OWeakAggObject::release();
}
//__________________________________________________________________________________________________
void WeakAggComponentImplHelperBase::dispose()
throw (RuntimeException)
{
ClearableMutexGuard aGuard( rBHelper.rMutex );
if (!rBHelper.bDisposed && !rBHelper.bInDispose)
{
rBHelper.bInDispose = sal_True;
aGuard.clear();
try
{
lang::EventObject aEvt( static_cast< OWeakObject * >( this ) );
rBHelper.aLC.disposeAndClear( aEvt );
disposing();
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;
#ifdef _DEBUG
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 );
}
}