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|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <boost/unordered_map.hpp>
#include <boost/unordered_set.hpp>
#include <osl/diagnose.h>
#include <osl/interlck.h>
#include <osl/mutex.hxx>
#include <uno/dispatcher.h>
#include <uno/data.h>
#include <uno/any2.h>
#include <uno/mapping.hxx>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/implbase3.hxx>
#include <cppuhelper/implementationentry.hxx>
#include <com/sun/star/uno/XAggregation.hpp>
#include <com/sun/star/script/XTypeConverter.hpp>
#include <com/sun/star/script/XInvocationAdapterFactory.hpp>
#include <com/sun/star/script/XInvocationAdapterFactory2.hpp>
#include <com/sun/star/script/XInvocation.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/registry/XSimpleRegistry.hpp>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <com/sun/star/reflection/InvocationTargetException.hpp>
#include "com/sun/star/uno/RuntimeException.hpp"
#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
#define SERVICENAME "com.sun.star.script.InvocationAdapterFactory"
#define IMPLNAME "com.sun.star.comp.stoc.InvocationAdapterFactory"
using namespace ::std;
using namespace ::rtl;
using namespace ::osl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
namespace stoc_invadp
{
static rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
static Sequence< OUString > invadp_getSupportedServiceNames()
{
Sequence< OUString > seqNames(1);
seqNames.getArray()[0] =
OUString(RTL_CONSTASCII_USTRINGPARAM(SERVICENAME));
return seqNames;
}
static OUString invadp_getImplementationName()
{
return OUString(RTL_CONSTASCII_USTRINGPARAM(IMPLNAME));
}
struct hash_ptr
{
inline size_t operator() ( void * p ) const
{ return (size_t)p; }
};
typedef boost::unordered_set< void *, hash_ptr, equal_to< void * > > t_ptr_set;
typedef boost::unordered_map< void *, t_ptr_set, hash_ptr, equal_to< void * > > t_ptr_map;
//==============================================================================
class FactoryImpl
: public ::cppu::WeakImplHelper3< lang::XServiceInfo,
script::XInvocationAdapterFactory,
script::XInvocationAdapterFactory2 >
{
public:
Mapping m_aUno2Cpp;
Mapping m_aCpp2Uno;
uno_Interface * m_pConverter;
typelib_TypeDescription * m_pInvokMethodTD;
typelib_TypeDescription * m_pSetValueTD;
typelib_TypeDescription * m_pGetValueTD;
typelib_TypeDescription * m_pAnySeqTD;
typelib_TypeDescription * m_pShortSeqTD;
typelib_TypeDescription * m_pConvertToTD;
Mutex m_mutex;
t_ptr_map m_receiver2adapters;
FactoryImpl( Reference< XComponentContext > const & xContext )
SAL_THROW( (RuntimeException) );
virtual ~FactoryImpl() SAL_THROW(());
// XServiceInfo
virtual OUString SAL_CALL getImplementationName()
throw (RuntimeException);
virtual sal_Bool SAL_CALL supportsService( const OUString & rServiceName )
throw (RuntimeException);
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames()
throw (RuntimeException);
// XInvocationAdapterFactory
virtual Reference< XInterface > SAL_CALL createAdapter(
const Reference< script::XInvocation > & xReceiver, const Type & rType )
throw (RuntimeException);
// XInvocationAdapterFactory2
virtual Reference< XInterface > SAL_CALL createAdapter(
const Reference< script::XInvocation > & xReceiver,
const Sequence< Type > & rTypes )
throw (RuntimeException);
};
struct AdapterImpl;
//==============================================================================
struct InterfaceAdapterImpl : public uno_Interface
{
AdapterImpl * m_pAdapter;
typelib_InterfaceTypeDescription * m_pTypeDescr;
};
//==============================================================================
struct AdapterImpl
{
oslInterlockedCount m_nRef;
FactoryImpl * m_pFactory;
void * m_key; // map key
uno_Interface * m_pReceiver; // XInvocation receiver
sal_Int32 m_nInterfaces;
InterfaceAdapterImpl * m_pInterfaces;
// XInvocation calls
void getValue(
const typelib_TypeDescription * pMemberType,
void * pReturn, uno_Any ** ppException );
void setValue(
const typelib_TypeDescription * pMemberType,
void * pArgs[], uno_Any ** ppException );
void invoke(
const typelib_TypeDescription * pMemberType,
void * pReturn, void * pArgs[], uno_Any ** ppException );
bool coerce_assign(
void * pDest, typelib_TypeDescriptionReference * pType,
uno_Any * pSource, uno_Any * pExc );
inline bool coerce_construct(
void * pDest, typelib_TypeDescriptionReference * pType,
uno_Any * pSource, uno_Any * pExc );
inline void acquire()
SAL_THROW(());
inline void release()
SAL_THROW(());
inline ~AdapterImpl()
SAL_THROW(());
inline AdapterImpl(
void * key, Reference< script::XInvocation > const & xReceiver,
const Sequence< Type > & rTypes,
FactoryImpl * pFactory )
SAL_THROW( (RuntimeException) );
};
//______________________________________________________________________________
inline AdapterImpl::~AdapterImpl()
SAL_THROW(())
{
for ( sal_Int32 nPos = m_nInterfaces; nPos--; )
{
::typelib_typedescription_release(
(typelib_TypeDescription *)m_pInterfaces[ nPos ].m_pTypeDescr );
}
delete [] m_pInterfaces;
//
(*m_pReceiver->release)( m_pReceiver );
m_pFactory->release();
}
//______________________________________________________________________________
inline void AdapterImpl::acquire()
SAL_THROW(())
{
::osl_incrementInterlockedCount( &m_nRef );
}
//______________________________________________________________________________
inline void AdapterImpl::release()
SAL_THROW(())
{
bool delete_this = false;
{
MutexGuard guard( m_pFactory->m_mutex );
if (! ::osl_decrementInterlockedCount( &m_nRef ))
{
t_ptr_map::iterator iFind(
m_pFactory->m_receiver2adapters.find( m_key ) );
OSL_ASSERT( m_pFactory->m_receiver2adapters.end() != iFind );
t_ptr_set & adapter_set = iFind->second;
if (adapter_set.erase( this ) != 1) {
OSL_ASSERT( false );
}
if (adapter_set.empty())
{
m_pFactory->m_receiver2adapters.erase( iFind );
}
delete_this = true;
}
}
if (delete_this)
delete this;
}
//------------------------------------------------------------------------------
static inline void constructRuntimeException(
uno_Any * pExc, const OUString & rMsg )
{
RuntimeException exc( rMsg, Reference< XInterface >() );
// no conversion neeeded due to binary compatibility + no convertable type
::uno_type_any_construct(
pExc, &exc, ::getCppuType( &exc ).getTypeLibType(), 0 );
}
//------------------------------------------------------------------------------
static inline sal_Bool type_equals(
typelib_TypeDescriptionReference * pType1,
typelib_TypeDescriptionReference * pType2 )
SAL_THROW(())
{
return (pType1 == pType2 ||
(pType1->pTypeName->length == pType2->pTypeName->length &&
0 == ::rtl_ustr_compare(
pType1->pTypeName->buffer, pType2->pTypeName->buffer )));
}
//______________________________________________________________________________
bool AdapterImpl::coerce_assign(
void * pDest, typelib_TypeDescriptionReference * pType, uno_Any * pSource,
uno_Any * pOutExc )
{
if (typelib_TypeClass_ANY == pType->eTypeClass)
{
::uno_type_any_assign(
(uno_Any *)pDest, pSource->pData, pSource->pType, 0, 0 );
return true;
}
if (::uno_type_assignData(
pDest, pType, pSource->pData, pSource->pType, 0, 0, 0 ))
{
return true;
}
else // try type converter
{
uno_Any ret;
void * args[ 2 ];
args[ 0 ] = pSource;
args[ 1 ] = &pType;
uno_Any exc;
uno_Any * p_exc = &exc;
// converTo()
(*m_pFactory->m_pConverter->pDispatcher)(
m_pFactory->m_pConverter,
m_pFactory->m_pConvertToTD, &ret, args, &p_exc );
if (p_exc) // exception occurred
{
OSL_ASSERT(
p_exc->pType->eTypeClass == typelib_TypeClass_EXCEPTION );
if (typelib_typedescriptionreference_isAssignableFrom(
::getCppuType(
(RuntimeException const *) 0 ).getTypeLibType(),
p_exc->pType ))
{
// is RuntimeException or derived: rethrow
uno_type_any_construct(
pOutExc, p_exc->pData, p_exc->pType, 0 );
}
else
{
// set runtime exception
constructRuntimeException(
pOutExc, OUSTR("type coercion failed: ") +
reinterpret_cast< Exception const * >(
p_exc->pData )->Message );
}
::uno_any_destruct( p_exc, 0 );
// pOutExc constructed
return false;
}
else
{
bool succ = (sal_False != ::uno_type_assignData(
pDest, pType, ret.pData, ret.pType, 0, 0, 0 ));
::uno_any_destruct( &ret, 0 );
OSL_ENSURE(
succ, "### conversion succeeded, but assignment failed!?" );
if (! succ)
{
// set runtime exception
constructRuntimeException(
pOutExc,
OUSTR("type coercion failed: "
"conversion succeeded, but assignment failed?!") );
}
return succ;
}
}
}
//______________________________________________________________________________
inline bool AdapterImpl::coerce_construct(
void * pDest, typelib_TypeDescriptionReference * pType, uno_Any * pSource,
uno_Any * pExc )
{
if (typelib_TypeClass_ANY == pType->eTypeClass)
{
::uno_type_copyData( pDest, pSource, pType, 0 );
return true;
}
if (type_equals( pType, pSource->pType))
{
::uno_type_copyData( pDest, pSource->pData, pType, 0 );
return true;
}
::uno_type_constructData( pDest, pType );
return coerce_assign( pDest, pType, pSource, pExc );
}
//------------------------------------------------------------------------------
static void handleInvokExc( uno_Any * pDest, uno_Any * pSource )
{
OUString const & name =
*reinterpret_cast< OUString const * >( &pSource->pType->pTypeName );
if ( name == "com.sun.star.reflection.InvocationTargetException" )
{
// unwrap invocation target exception
uno_Any * target_exc =
&reinterpret_cast< reflection::InvocationTargetException * >(
pSource->pData )->TargetException;
::uno_type_any_construct(
pDest, target_exc->pData, target_exc->pType, 0 );
}
else // all other exceptions are wrapped to RuntimeException
{
if (typelib_TypeClass_EXCEPTION == pSource->pType->eTypeClass)
{
constructRuntimeException(
pDest, ((Exception const *)pSource->pData)->Message );
}
else
{
constructRuntimeException(
pDest, OUSTR("no exception has been thrown via invocation?!") );
}
}
}
//______________________________________________________________________________
void AdapterImpl::getValue(
const typelib_TypeDescription * pMemberType,
void * pReturn, uno_Any ** ppException )
{
uno_Any aInvokRet;
void * pInvokArgs[1];
pInvokArgs[0] =
&((typelib_InterfaceMemberTypeDescription *)pMemberType)->pMemberName;
uno_Any aInvokExc;
uno_Any * pInvokExc = &aInvokExc;
// getValue()
(*m_pReceiver->pDispatcher)(
m_pReceiver, m_pFactory->m_pGetValueTD,
&aInvokRet, pInvokArgs, &pInvokExc );
if (pInvokExc) // getValue() call exception
{
handleInvokExc( *ppException, pInvokExc );
::uno_any_destruct( pInvokExc, 0 ); // cleanup
}
else // invocation call succeeded
{
if (coerce_construct(
pReturn,
((typelib_InterfaceAttributeTypeDescription *)
pMemberType)->pAttributeTypeRef,
&aInvokRet, *ppException ))
{
*ppException = 0; // no exceptions be thrown
}
::uno_any_destruct( &aInvokRet, 0 );
}
}
//______________________________________________________________________________
void AdapterImpl::setValue(
const typelib_TypeDescription * pMemberType,
void * pArgs[], uno_Any ** ppException )
{
uno_Any aInvokVal;
::uno_type_any_construct(
&aInvokVal, pArgs[0],
((typelib_InterfaceAttributeTypeDescription *)
pMemberType)->pAttributeTypeRef, 0 );
void * pInvokArgs[2];
pInvokArgs[0] =
&((typelib_InterfaceMemberTypeDescription *)pMemberType)->pMemberName;
pInvokArgs[1] = &aInvokVal;
uno_Any aInvokExc;
uno_Any * pInvokExc = &aInvokExc;
// setValue()
(*m_pReceiver->pDispatcher)(
m_pReceiver, m_pFactory->m_pSetValueTD, 0, pInvokArgs, &pInvokExc );
if (pInvokExc) // setValue() call exception
{
handleInvokExc( *ppException, pInvokExc );
::uno_any_destruct( pInvokExc, 0 ); // cleanup
}
else // invocation call succeeded
{
*ppException = 0; // no exceptions be thrown
}
::uno_any_destruct( &aInvokVal, 0 ); // cleanup
}
//______________________________________________________________________________
void AdapterImpl::invoke(
const typelib_TypeDescription * pMemberType,
void * pReturn, void * pArgs[], uno_Any ** ppException )
{
sal_Int32 nParams =
((typelib_InterfaceMethodTypeDescription *)pMemberType)->nParams;
typelib_MethodParameter * pFormalParams =
((typelib_InterfaceMethodTypeDescription *)pMemberType)->pParams;
// in params
uno_Sequence * pInParamsSeq = 0;
::uno_sequence_construct(
&pInParamsSeq, m_pFactory->m_pAnySeqTD, 0, nParams, 0 );
uno_Any * pInAnys = (uno_Any *)pInParamsSeq->elements;
sal_Int32 nOutParams = 0;
sal_Int32 nPos;
for ( nPos = nParams; nPos--; )
{
typelib_MethodParameter const & rParam = pFormalParams[nPos];
if (rParam.bIn) // is in/inout param
{
::uno_type_any_assign(
&pInAnys[nPos], pArgs[nPos], rParam.pTypeRef, 0, 0 );
}
// else: pure out is empty any
if (rParam.bOut)
++nOutParams;
}
// out params, out indices
uno_Sequence * pOutIndices;
uno_Sequence * pOutParams;
// return value
uno_Any aInvokRet;
// perform call
void * pInvokArgs[4];
pInvokArgs[0] =
&((typelib_InterfaceMemberTypeDescription *)pMemberType)->pMemberName;
pInvokArgs[1] = &pInParamsSeq;
pInvokArgs[2] = &pOutIndices;
pInvokArgs[3] = &pOutParams;
uno_Any aInvokExc;
uno_Any * pInvokExc = &aInvokExc;
// invoke() call
(*m_pReceiver->pDispatcher)(
m_pReceiver, m_pFactory->m_pInvokMethodTD,
&aInvokRet, pInvokArgs, &pInvokExc );
if (pInvokExc)
{
handleInvokExc( *ppException, pInvokExc );
::uno_any_destruct( pInvokExc, 0 ); // cleanup
}
else // no invocation exception
{
// write changed out params
OSL_ENSURE(
pOutParams->nElements == nOutParams &&
pOutIndices->nElements == nOutParams,
"### out params lens differ!" );
if (pOutParams->nElements == nOutParams &&
pOutIndices->nElements == nOutParams)
{
sal_Int16 * pIndices = (sal_Int16 *)pOutIndices->elements;
uno_Any * pOut = (uno_Any *)pOutParams->elements;
for ( nPos = 0; nPos < nOutParams; ++nPos )
{
sal_Int32 nIndex = pIndices[nPos];
OSL_ENSURE( nIndex < nParams, "### illegal index!" );
typelib_MethodParameter const & rParam = pFormalParams[nIndex];
bool succ;
if (rParam.bIn) // is in/inout param
{
succ = coerce_assign(
pArgs[nIndex], rParam.pTypeRef, &pOut[nPos],
*ppException );
}
else // pure out
{
succ = coerce_construct(
pArgs[nIndex], rParam.pTypeRef, &pOut[nPos],
*ppException );
}
if (! succ) // cleanup of out params
{
for ( sal_Int32 n = 0; n <= nPos; ++n )
{
sal_Int32 nIndex2 = pIndices[n];
OSL_ENSURE( nIndex2 < nParams, "### illegal index!" );
typelib_MethodParameter const & rParam2 =
pFormalParams[nIndex2];
if (! rParam2.bIn) // is pure out param
{
::uno_type_destructData(
pArgs[nIndex2], rParam2.pTypeRef, 0 );
}
}
}
}
if (nPos == pOutIndices->nElements)
{
// out param copy ok; write return value
if (coerce_construct(
pReturn,
((typelib_InterfaceMethodTypeDescription *)
pMemberType)->pReturnTypeRef,
&aInvokRet, *ppException ))
{
*ppException = 0; // no exception
}
}
}
else
{
// set runtime exception
constructRuntimeException(
*ppException,
OUSTR("out params lengths differ after invocation call!") );
}
// cleanup invok out params
::uno_destructData( &pOutIndices, m_pFactory->m_pShortSeqTD, 0 );
::uno_destructData( &pOutParams, m_pFactory->m_pAnySeqTD, 0 );
// cleanup invok return value
::uno_any_destruct( &aInvokRet, 0 );
}
// cleanup constructed in params
::uno_destructData( &pInParamsSeq, m_pFactory->m_pAnySeqTD, 0 );
}
extern "C"
{
//______________________________________________________________________________
static void SAL_CALL adapter_acquire( uno_Interface * pUnoI )
{
static_cast< InterfaceAdapterImpl * >( pUnoI )->m_pAdapter->acquire();
}
//______________________________________________________________________________
static void SAL_CALL adapter_release( uno_Interface * pUnoI )
{
static_cast< InterfaceAdapterImpl * >( pUnoI )->m_pAdapter->release();
}
//______________________________________________________________________________
static void SAL_CALL adapter_dispatch(
uno_Interface * pUnoI, const typelib_TypeDescription * pMemberType,
void * pReturn, void * pArgs[], uno_Any ** ppException )
{
// query to emulated interface
switch (((typelib_InterfaceMemberTypeDescription *)pMemberType)->nPosition)
{
case 0: // queryInterface()
{
AdapterImpl * that =
static_cast< InterfaceAdapterImpl * >( pUnoI )->m_pAdapter;
*ppException = 0; // no exc
typelib_TypeDescriptionReference * pDemanded =
*(typelib_TypeDescriptionReference **)pArgs[0];
// pInterfaces[0] is XInterface
for ( sal_Int32 nPos = 0; nPos < that->m_nInterfaces; ++nPos )
{
typelib_InterfaceTypeDescription * pTD =
that->m_pInterfaces[nPos].m_pTypeDescr;
while (pTD)
{
if (type_equals(
((typelib_TypeDescription *)pTD)->pWeakRef, pDemanded ))
{
uno_Interface * pUnoI2 = &that->m_pInterfaces[nPos];
::uno_any_construct(
(uno_Any *)pReturn, &pUnoI2,
(typelib_TypeDescription *)pTD, 0 );
return;
}
pTD = pTD->pBaseTypeDescription;
}
}
::uno_any_construct( (uno_Any *)pReturn, 0, 0, 0 ); // clear()
break;
}
case 1: // acquire()
*ppException = 0; // no exc
adapter_acquire( pUnoI );
break;
case 2: // release()
*ppException = 0; // no exc
adapter_release( pUnoI );
break;
default:
{
AdapterImpl * that =
static_cast< InterfaceAdapterImpl * >( pUnoI )->m_pAdapter;
if (pMemberType->eTypeClass == typelib_TypeClass_INTERFACE_METHOD)
{
that->invoke( pMemberType, pReturn, pArgs, ppException );
}
else // attribute
{
if (pReturn)
that->getValue( pMemberType, pReturn, ppException );
else
that->setValue( pMemberType, pArgs, ppException );
}
}
}
}
}
//______________________________________________________________________________
AdapterImpl::AdapterImpl(
void * key, Reference< script::XInvocation > const & xReceiver,
const Sequence< Type > & rTypes,
FactoryImpl * pFactory )
SAL_THROW( (RuntimeException) )
: m_nRef( 1 ),
m_pFactory( pFactory ),
m_key( key )
{
// init adapters
m_nInterfaces = rTypes.getLength();
m_pInterfaces = new InterfaceAdapterImpl[ rTypes.getLength() ];
const Type * pTypes = rTypes.getConstArray();
for ( sal_Int32 nPos = rTypes.getLength(); nPos--; )
{
InterfaceAdapterImpl * pInterface = &m_pInterfaces[nPos];
pInterface->acquire = adapter_acquire;
pInterface->release = adapter_release;
pInterface->pDispatcher = adapter_dispatch;
pInterface->m_pAdapter = this;
pInterface->m_pTypeDescr = 0;
pTypes[nPos].getDescription(
(typelib_TypeDescription **)&pInterface->m_pTypeDescr );
OSL_ASSERT( pInterface->m_pTypeDescr );
if (! pInterface->m_pTypeDescr)
{
for ( sal_Int32 n = 0; n < nPos; ++n )
{
::typelib_typedescription_release(
(typelib_TypeDescription *)
m_pInterfaces[ n ].m_pTypeDescr );
}
delete [] m_pInterfaces;
throw RuntimeException(
OUSTR("cannot retrieve all interface type infos!"),
Reference< XInterface >() );
}
}
// map receiver
m_pReceiver = (uno_Interface *)m_pFactory->m_aCpp2Uno.mapInterface(
xReceiver.get(), ::getCppuType( &xReceiver ) );
OSL_ASSERT( 0 != m_pReceiver );
if (! m_pReceiver)
{
throw RuntimeException(
OUSTR("cannot map receiver!"), Reference< XInterface >() );
}
m_pFactory->acquire();
}
//______________________________________________________________________________
FactoryImpl::FactoryImpl( Reference< XComponentContext > const & xContext )
SAL_THROW( (RuntimeException) )
: m_pInvokMethodTD( 0 ),
m_pSetValueTD( 0 ),
m_pGetValueTD( 0 ),
m_pAnySeqTD( 0 ),
m_pShortSeqTD( 0 ),
m_pConvertToTD( 0 )
{
// C++/UNO bridge
OUString aCppEnvTypeName = OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
OUString aUnoEnvTypeName = OUSTR(UNO_LB_UNO);
m_aUno2Cpp = Mapping( aUnoEnvTypeName, aCppEnvTypeName );
m_aCpp2Uno = Mapping( aCppEnvTypeName, aUnoEnvTypeName );
OSL_ENSURE(
m_aUno2Cpp.is() && m_aCpp2Uno.is(), "### no uno / C++ mappings!" );
// type converter
Reference< script::XTypeConverter > xConverter(
xContext->getServiceManager()->createInstanceWithContext(
OUString(
RTL_CONSTASCII_USTRINGPARAM("com.sun.star.script.Converter") ),
xContext ),
UNO_QUERY_THROW );
m_pConverter = (uno_Interface *)m_aCpp2Uno.mapInterface(
xConverter.get(), ::getCppuType( &xConverter ) );
OSL_ASSERT( 0 != m_pConverter );
// some type info:
// sequence< any >
Type const & rAnySeqType = ::getCppuType( (const Sequence< Any > *)0 );
rAnySeqType.getDescription( &m_pAnySeqTD );
// sequence< short >
const Type & rShortSeqType =
::getCppuType( (const Sequence< sal_Int16 > *)0 );
rShortSeqType.getDescription( &m_pShortSeqTD );
// script.XInvocation
typelib_TypeDescription * pTD = 0;
const Type & rInvType = ::getCppuType(
(const Reference< script::XInvocation > *)0 );
TYPELIB_DANGER_GET( &pTD, rInvType.getTypeLibType() );
typelib_InterfaceTypeDescription * pITD;
pITD = reinterpret_cast<typelib_InterfaceTypeDescription*>(pTD);
if( ! pITD->aBase.bComplete )
typelib_typedescription_complete( &pTD );
::typelib_typedescriptionreference_getDescription(
&m_pInvokMethodTD, pITD->ppMembers[ 1 ] ); // invoke()
::typelib_typedescriptionreference_getDescription(
&m_pSetValueTD, pITD->ppMembers[ 2 ] ); // setValue()
::typelib_typedescriptionreference_getDescription(
&m_pGetValueTD, pITD->ppMembers[ 3 ] ); // getValue()
// script.XTypeConverter
const Type & rTCType =
::getCppuType( (const Reference< script::XTypeConverter > *)0 );
TYPELIB_DANGER_GET( &pTD, rTCType.getTypeLibType() );
pITD = reinterpret_cast<typelib_InterfaceTypeDescription*>(pTD);
::typelib_typedescriptionreference_getDescription(
&m_pConvertToTD, pITD->ppMembers[ 0 ] ); // convertTo()
TYPELIB_DANGER_RELEASE( pTD );
if (!m_pInvokMethodTD || !m_pSetValueTD || !m_pGetValueTD ||
!m_pConvertToTD ||
!m_pAnySeqTD || !m_pShortSeqTD)
{
throw RuntimeException(
OUSTR("missing type descriptions!"), Reference< XInterface >() );
}
g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
}
//______________________________________________________________________________
FactoryImpl::~FactoryImpl() SAL_THROW(())
{
::typelib_typedescription_release( m_pInvokMethodTD );
::typelib_typedescription_release( m_pSetValueTD );
::typelib_typedescription_release( m_pGetValueTD );
::typelib_typedescription_release( m_pAnySeqTD );
::typelib_typedescription_release( m_pShortSeqTD );
::typelib_typedescription_release( m_pConvertToTD );
(*m_pConverter->release)( m_pConverter );
#if OSL_DEBUG_LEVEL > 1
OSL_ENSURE( m_receiver2adapters.empty(), "### still adapters out there!?" );
#endif
g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
}
//------------------------------------------------------------------------------
static inline AdapterImpl * lookup_adapter(
t_ptr_set ** pp_adapter_set,
t_ptr_map & map, void * key, Sequence< Type > const & rTypes )
SAL_THROW(())
{
t_ptr_set & adapters_set = map[ key ];
*pp_adapter_set = &adapters_set;
if (adapters_set.empty())
return 0; // shortcut
// find matching adapter
Type const * pTypes = rTypes.getConstArray();
sal_Int32 nTypes = rTypes.getLength();
t_ptr_set::const_iterator iPos( adapters_set.begin() );
t_ptr_set::const_iterator const iEnd( adapters_set.end() );
while (iEnd != iPos)
{
AdapterImpl * that = reinterpret_cast< AdapterImpl * >( *iPos );
// iterate thru all types if that is a matching adapter
sal_Int32 nPosTypes;
for ( nPosTypes = nTypes; nPosTypes--; )
{
Type const & rType = pTypes[ nPosTypes ];
// find in adapter's type list
sal_Int32 nPos;
for ( nPos = that->m_nInterfaces; nPos--; )
{
if (::typelib_typedescriptionreference_isAssignableFrom(
rType.getTypeLibType(),
((typelib_TypeDescription *)that->
m_pInterfaces[ nPos ].m_pTypeDescr)->pWeakRef ))
{
// found
break;
}
}
if (nPos < 0) // type not found => next adapter
break;
}
if (nPosTypes < 0) // all types found
return that;
++iPos;
}
return 0;
}
// XInvocationAdapterFactory2 impl
//______________________________________________________________________________
Reference< XInterface > FactoryImpl::createAdapter(
const Reference< script::XInvocation > & xReceiver,
const Sequence< Type > & rTypes )
throw (RuntimeException)
{
Reference< XInterface > xRet;
if (xReceiver.is() && rTypes.getLength())
{
t_ptr_set * adapter_set;
AdapterImpl * that;
Reference< XInterface > xKey( xReceiver, UNO_QUERY );
{
ClearableMutexGuard guard( m_mutex );
that = lookup_adapter(
&adapter_set, m_receiver2adapters, xKey.get(), rTypes );
if (0 == that) // no entry
{
guard.clear();
// create adapter; already acquired: m_nRef == 1
AdapterImpl * pNew =
new AdapterImpl( xKey.get(), xReceiver, rTypes, this );
// lookup again
ClearableMutexGuard guard2( m_mutex );
that = lookup_adapter(
&adapter_set, m_receiver2adapters, xKey.get(), rTypes );
if (0 == that) // again no entry
{
pair< t_ptr_set::iterator, bool > insertion(
adapter_set->insert( pNew ) );
OSL_ASSERT( insertion.second );
that = pNew;
}
else
{
that->acquire();
guard2.clear();
delete pNew; // has never been inserted
}
}
else // found adapter
{
that->acquire();
}
}
// map one interface to C++
uno_Interface * pUnoI = &that->m_pInterfaces[ 0 ];
m_aUno2Cpp.mapInterface(
(void **)&xRet, pUnoI, ::getCppuType( &xRet ) );
that->release();
OSL_ASSERT( xRet.is() );
if (! xRet.is())
{
throw RuntimeException(
OUSTR("mapping UNO to C++ failed!"),
Reference< XInterface >() );
}
}
return xRet;
}
// XInvocationAdapterFactory impl
//______________________________________________________________________________
Reference< XInterface > FactoryImpl::createAdapter(
const Reference< script::XInvocation > & xReceiver, const Type & rType )
throw (RuntimeException)
{
return createAdapter( xReceiver, Sequence< Type >( &rType, 1 ) );
}
// XServiceInfo
//______________________________________________________________________________
OUString FactoryImpl::getImplementationName()
throw (RuntimeException)
{
return invadp_getImplementationName();
}
//______________________________________________________________________________
sal_Bool FactoryImpl::supportsService( const OUString & rServiceName )
throw (RuntimeException)
{
const Sequence< OUString > & rSNL = getSupportedServiceNames();
const OUString * pArray = rSNL.getConstArray();
for ( sal_Int32 nPos = rSNL.getLength(); nPos--; )
{
if (pArray[nPos].equals( rServiceName ))
return sal_True;
}
return sal_False;
}
//______________________________________________________________________________
Sequence< OUString > FactoryImpl::getSupportedServiceNames()
throw (RuntimeException)
{
return invadp_getSupportedServiceNames();
}
//==============================================================================
static Reference< XInterface > SAL_CALL FactoryImpl_create(
const Reference< XComponentContext > & xContext )
throw (Exception)
{
return (::cppu::OWeakObject *)new FactoryImpl( xContext );
}
}
//##############################################################################
//##############################################################################
//##############################################################################
static struct ::cppu::ImplementationEntry g_entries[] =
{
{
::stoc_invadp::FactoryImpl_create,
::stoc_invadp::invadp_getImplementationName,
::stoc_invadp::invadp_getSupportedServiceNames,
::cppu::createOneInstanceComponentFactory,
&::stoc_invadp::g_moduleCount.modCnt , 0
},
{ 0, 0, 0, 0, 0, 0 }
};
extern "C"
{
SAL_DLLPUBLIC_EXPORT sal_Bool SAL_CALL component_canUnload(
TimeValue *pTime )
{
return ::stoc_invadp::g_moduleCount.canUnload(
&::stoc_invadp::g_moduleCount, pTime );
}
//==============================================================================
SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(
const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey )
{
return ::cppu::component_getFactoryHelper(
pImplName, pServiceManager, pRegistryKey , g_entries );
}
}
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