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Diffstat (limited to 'cppuhelper/source/implbase_ex.cxx')
| -rw-r--r-- | cppuhelper/source/implbase_ex.cxx | 472 |
1 files changed, 0 insertions, 472 deletions
diff --git a/cppuhelper/source/implbase_ex.cxx b/cppuhelper/source/implbase_ex.cxx deleted file mode 100644 index 48ccf55a7..000000000 --- a/cppuhelper/source/implbase_ex.cxx +++ /dev/null @@ -1,472 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_cppuhelper.hxx" -#include <sal/alloca.h> - -#include <string.h> -#include <osl/diagnose.h> -#include <rtl/byteseq.hxx> -#include <rtl/ustrbuf.hxx> -#include <rtl/uuid.h> -#include <cppuhelper/compbase_ex.hxx> - -#include "com/sun/star/uno/RuntimeException.hpp" - -using namespace ::cppu; -using namespace ::osl; -using namespace ::rtl; -using namespace ::com::sun::star; -using namespace ::com::sun::star::uno; - -namespace cppu -{ - -/** Shared mutex for implementation helper initialization. - Not for public use. -*/ -::osl::Mutex & SAL_CALL getImplHelperInitMutex(void) SAL_THROW( () ); - -//-------------------------------------------------------------------------------------------------- -static inline void checkInterface( Type const & rType ) - SAL_THROW( (RuntimeException) ) -{ - if (TypeClass_INTERFACE != rType.getTypeClass()) - { - OUStringBuffer buf( 64 ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("querying for interface \"") ); - buf.append( rType.getTypeName() ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\": no interface type!") ); - OUString msg( buf.makeStringAndClear() ); -#if OSL_DEBUG_LEVEL > 0 - OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) ); - OSL_FAIL( str.getStr() ); -#endif - throw RuntimeException( msg, Reference< XInterface >() ); - } -} -//-------------------------------------------------------------------------------------------------- -static inline bool isXInterface( rtl_uString * pStr ) SAL_THROW( () ) -{ - return (((OUString const *)&pStr)->equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("com.sun.star.uno.XInterface") ) != sal_False); -} -//-------------------------------------------------------------------------------------------------- -static inline void * makeInterface( sal_IntPtr nOffset, void * that ) SAL_THROW( () ) -{ - return (((char *)that) + nOffset); -} -//-------------------------------------------------------------------------------------------------- -static inline bool __td_equals( - typelib_TypeDescriptionReference const * pTDR1, - typelib_TypeDescriptionReference const * pTDR2 ) - SAL_THROW( () ) -{ - return ((pTDR1 == pTDR2) || - ((OUString const *)&pTDR1->pTypeName)->equals( *(OUString const *)&pTDR2->pTypeName ) != sal_False); -} -//-------------------------------------------------------------------------------------------------- -static inline type_entry * __getTypeEntries( class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - type_entry * pEntries = cd->m_typeEntries; - if (! cd->m_storedTypeRefs) // not inited? - { - MutexGuard guard( getImplHelperInitMutex() ); - if (! cd->m_storedTypeRefs) // not inited? - { - // get all types - for ( sal_Int32 n = cd->m_nTypes; n--; ) - { - type_entry * pEntry = &pEntries[ n ]; - Type const & rType = (*pEntry->m_type.getCppuType)( 0 ); - OSL_ENSURE( rType.getTypeClass() == TypeClass_INTERFACE, "### wrong helper init: expected interface!" ); - OSL_ENSURE( ! isXInterface( rType.getTypeLibType()->pTypeName ), "### want to implement XInterface: template argument is XInterface?!?!?!" ); - if (rType.getTypeClass() != TypeClass_INTERFACE) - { - OUStringBuffer buf( 48 ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("type \"") ); - buf.append( rType.getTypeName() ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\" is no interface type!") ); - OUString msg( buf.makeStringAndClear() ); -#if OSL_DEBUG_LEVEL > 0 - OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) ); - OSL_FAIL( str.getStr() ); -#endif - throw RuntimeException( msg, Reference< XInterface >() ); - } - // ref is statically held by getCppuType() - pEntry->m_type.typeRef = rType.getTypeLibType(); - } - cd->m_storedTypeRefs = sal_True; - } - } - return pEntries; -} -//-------------------------------------------------------------------------------------------------- -static inline void __fillTypes( Type * types, class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - type_entry * pEntries = __getTypeEntries( cd ); - for ( sal_Int32 n = cd->m_nTypes; n--; ) - { - types[ n ] = pEntries[ n ].m_type.typeRef; - } -} -//-------------------------------------------------------------------------------------------------- -namespace { - -bool recursivelyFindType( - typelib_TypeDescriptionReference const * demandedType, - typelib_InterfaceTypeDescription const * type, sal_IntPtr * offset) -{ - // This code assumes that the vtables of a multiple-inheritance class (the - // offset amount by which to adjust the this pointer) follow one another in - // the object layout, and that they contain slots for the inherited classes - // in a specifc order. In theory, that need not hold for any given - // platform; in practice, it seems to work well on all supported platforms: - next: - for (sal_Int32 i = 0; i < type->nBaseTypes; ++i) { - if (i > 0) { - *offset += sizeof (void *); - } - typelib_InterfaceTypeDescription const * base = type->ppBaseTypes[i]; - // ignore XInterface: - if (base->nBaseTypes > 0) { - if (__td_equals( - reinterpret_cast< - typelib_TypeDescriptionReference const * >(base), - demandedType)) - { - return true; - } - // Profiling showed that it is important to speed up the common case - // of only one base: - if (type->nBaseTypes == 1) { - type = base; - goto next; - } - if (recursivelyFindType(demandedType, base, offset)) { - return true; - } - } - } - return false; -} - -} - -static inline void * __queryDeepNoXInterface( - typelib_TypeDescriptionReference * pDemandedTDR, class_data * cd, void * that ) - SAL_THROW( (RuntimeException) ) -{ - type_entry * pEntries = __getTypeEntries( cd ); - sal_Int32 nTypes = cd->m_nTypes; - sal_Int32 n; - - // try top interfaces without getting td - for ( n = 0; n < nTypes; ++n ) - { - if (__td_equals( pEntries[ n ].m_type.typeRef, pDemandedTDR )) - { - return makeInterface( pEntries[ n ].m_offset, that ); - } - } - // query deep getting td - for ( n = 0; n < nTypes; ++n ) - { - typelib_TypeDescription * pTD = 0; - TYPELIB_DANGER_GET( &pTD, pEntries[ n ].m_type.typeRef ); - if (pTD) - { - // exclude top (already tested) and bottom (XInterface) interface - OSL_ENSURE( - reinterpret_cast< typelib_InterfaceTypeDescription * >(pTD)-> - nBaseTypes > 0, - "### want to implement XInterface:" - " template argument is XInterface?!?!?!" ); - sal_IntPtr offset = pEntries[n].m_offset; - bool found = recursivelyFindType( - pDemandedTDR, - reinterpret_cast< typelib_InterfaceTypeDescription * >(pTD), - &offset); - TYPELIB_DANGER_RELEASE( pTD ); - if (found) { - return makeInterface( offset, that ); - } - } - else - { - OUStringBuffer buf( 64 ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("cannot get type description for type \"") ); - buf.append( pEntries[ n ].m_type.typeRef->pTypeName ); - buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\"!") ); - OUString msg( buf.makeStringAndClear() ); -#if OSL_DEBUG_LEVEL > 0 - OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) ); - OSL_FAIL( str.getStr() ); -#endif - throw RuntimeException( msg, Reference< XInterface >() ); - } - } - return 0; -} - -// ImplHelper -//================================================================================================== -Any SAL_CALL ImplHelper_query( - Type const & rType, class_data * cd, void * that ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - void * p; - // shortcut for XInterface - if (isXInterface( pTDR->pTypeName )) - { - // take first one - p = makeInterface( cd->m_typeEntries[ 0 ].m_offset, that ); - } - else - { - p = __queryDeepNoXInterface( pTDR, cd, that ); - if (! p) - { - return Any(); - } - } - return Any( &p, pTDR ); -} -//================================================================================================== -Any SAL_CALL ImplHelper_queryNoXInterface( - Type const & rType, class_data * cd, void * that ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - void * p = __queryDeepNoXInterface( pTDR, cd, that ); - if (p) - { - return Any( &p, pTDR ); - } - else - { - return Any(); - } -} -//================================================================================================== -Sequence< sal_Int8 > SAL_CALL ImplHelper_getImplementationId( class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - if (! cd->m_createdId) - { - sal_uInt8 * id = (sal_uInt8 *)alloca( 16 ); - ::rtl_createUuid( (sal_uInt8 *)id, 0, sal_True ); - - MutexGuard guard( getImplHelperInitMutex() ); - if (! cd->m_createdId) - { - memcpy( cd->m_id, id, 16 ); - cd->m_createdId = sal_True; - } - } - - sal_Sequence * seq = 0; - ::rtl_byte_sequence_constructFromArray( &seq, cd->m_id, 16 ); - return Sequence< sal_Int8 >( seq, SAL_NO_ACQUIRE ); -} -//================================================================================================== -Sequence< Type > SAL_CALL ImplHelper_getTypes( - class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - Sequence< Type > types( cd->m_nTypes ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - return types; -} -//================================================================================================== -Sequence< Type > SAL_CALL ImplInhHelper_getTypes( - class_data * cd, Sequence< Type > const & rAddTypes ) - SAL_THROW( (RuntimeException) ) -{ - sal_Int32 nImplTypes = cd->m_nTypes; - sal_Int32 nAddTypes = rAddTypes.getLength(); - Sequence< Type > types( nImplTypes + nAddTypes ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - // append base types - Type const * pAddTypes = rAddTypes.getConstArray(); - while (nAddTypes--) - { - pTypes[ nImplTypes + nAddTypes ] = pAddTypes[ nAddTypes ]; - } - return types; -} - -// WeakImplHelper -//================================================================================================== -Any SAL_CALL WeakImplHelper_query( - Type const & rType, class_data * cd, void * that, OWeakObject * pBase ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - // shortcut XInterface to OWeakObject - if (! isXInterface( pTDR->pTypeName )) - { - void * p = __queryDeepNoXInterface( pTDR, cd, that ); - if (p) - { - return Any( &p, pTDR ); - } - } - return pBase->OWeakObject::queryInterface( rType ); -} -//================================================================================================== -Sequence< Type > SAL_CALL WeakImplHelper_getTypes( - class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - sal_Int32 nTypes = cd->m_nTypes; - Sequence< Type > types( nTypes +1 ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - pTypes[ nTypes ] = ::getCppuType( (Reference< XWeak > const *)0 ); - return types; -} - -// WeakAggImplHelper -//================================================================================================== -Any SAL_CALL WeakAggImplHelper_queryAgg( - Type const & rType, class_data * cd, void * that, OWeakAggObject * pBase ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - // shortcut XInterface to OWeakAggObject - if (! isXInterface( pTDR->pTypeName )) - { - void * p = __queryDeepNoXInterface( pTDR, cd, that ); - if (p) - { - return Any( &p, pTDR ); - } - } - return pBase->OWeakAggObject::queryAggregation( rType ); -} -//================================================================================================== -Sequence< Type > SAL_CALL WeakAggImplHelper_getTypes( - class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - sal_Int32 nTypes = cd->m_nTypes; - Sequence< Type > types( nTypes +2 ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 ); - pTypes[ nTypes ] = ::getCppuType( (const Reference< XAggregation > *)0 ); - return types; -} - -// WeakComponentImplHelper -//================================================================================================== -Any SAL_CALL WeakComponentImplHelper_query( - Type const & rType, class_data * cd, void * that, WeakComponentImplHelperBase * pBase ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - // shortcut XInterface to WeakComponentImplHelperBase - if (! isXInterface( pTDR->pTypeName )) - { - void * p = __queryDeepNoXInterface( pTDR, cd, that ); - if (p) - { - return Any( &p, pTDR ); - } - } - return pBase->WeakComponentImplHelperBase::queryInterface( rType ); -} -//================================================================================================== -Sequence< Type > SAL_CALL WeakComponentImplHelper_getTypes( - class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - sal_Int32 nTypes = cd->m_nTypes; - Sequence< Type > types( nTypes +2 ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 ); - pTypes[ nTypes ] = ::getCppuType( (Reference< lang::XComponent > const *)0 ); - return types; -} - -// WeakAggComponentImplHelper -//================================================================================================== -Any SAL_CALL WeakAggComponentImplHelper_queryAgg( - Type const & rType, class_data * cd, void * that, WeakAggComponentImplHelperBase * pBase ) - SAL_THROW( (RuntimeException) ) -{ - checkInterface( rType ); - typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType(); - - // shortcut XInterface to WeakAggComponentImplHelperBase - if (! isXInterface( pTDR->pTypeName )) - { - void * p = __queryDeepNoXInterface( pTDR, cd, that ); - if (p) - { - return Any( &p, pTDR ); - } - } - return pBase->WeakAggComponentImplHelperBase::queryAggregation( rType ); -} -//================================================================================================== -Sequence< Type > SAL_CALL WeakAggComponentImplHelper_getTypes( - class_data * cd ) - SAL_THROW( (RuntimeException) ) -{ - sal_Int32 nTypes = cd->m_nTypes; - Sequence< Type > types( nTypes +3 ); - Type * pTypes = types.getArray(); - __fillTypes( pTypes, cd ); - pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 ); - pTypes[ nTypes++ ] = ::getCppuType( (const Reference< XAggregation > *)0 ); - pTypes[ nTypes ] = ::getCppuType( (const Reference< lang::XComponent > *)0 ); - return types; -} - -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |