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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: current.cxx,v $
* $Revision: 1.16 $
*
* 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_cppu.hxx"
#include "rtl/uuid.h"
#include "osl/thread.h"
#include "osl/mutex.hxx"
#include "uno/environment.hxx"
#include "uno/mapping.hxx"
#include "uno/lbnames.h"
#include "typelib/typedescription.h"
#include "current.hxx"
using namespace ::osl;
using namespace ::rtl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
namespace cppu
{
//--------------------------------------------------------------------------------------------------
class SAL_NO_VTABLE XInterface
{
public:
virtual void SAL_CALL slot_queryInterface() = 0;
virtual void SAL_CALL acquire() throw () = 0;
virtual void SAL_CALL release() throw () = 0;
};
//--------------------------------------------------------------------------------------------------
static typelib_InterfaceTypeDescription * get_type_XCurrentContext()
{
static typelib_InterfaceTypeDescription * s_type_XCurrentContext = 0;
if (0 == s_type_XCurrentContext)
{
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
if (0 == s_type_XCurrentContext)
{
OUString sTypeName( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.uno.XCurrentContext") );
typelib_InterfaceTypeDescription * pTD = 0;
typelib_TypeDescriptionReference * pMembers[1] = { 0 };
OUString sMethodName0(
RTL_CONSTASCII_USTRINGPARAM("com.sun.star.uno.XCurrentContext::getValueByName") );
typelib_typedescriptionreference_new(
&pMembers[0],
typelib_TypeClass_INTERFACE_METHOD,
sMethodName0.pData );
typelib_typedescription_newInterface(
&pTD,
sTypeName.pData, 0x00000000, 0x0000, 0x0000, 0x00000000, 0x00000000,
* typelib_static_type_getByTypeClass( typelib_TypeClass_INTERFACE ),
1,
pMembers );
typelib_typedescription_register( (typelib_TypeDescription**)&pTD );
typelib_typedescriptionreference_release( pMembers[0] );
typelib_InterfaceMethodTypeDescription * pMethod = 0;
typelib_Parameter_Init aParameters[1];
OUString sParamName0( RTL_CONSTASCII_USTRINGPARAM("Name") );
OUString sParamType0( RTL_CONSTASCII_USTRINGPARAM("string") );
aParameters[0].pParamName = sParamName0.pData;
aParameters[0].eTypeClass = typelib_TypeClass_STRING;
aParameters[0].pTypeName = sParamType0.pData;
aParameters[0].bIn = sal_True;
aParameters[0].bOut = sal_False;
rtl_uString * pExceptions[1];
OUString sExceptionName0(
RTL_CONSTASCII_USTRINGPARAM("com.sun.star.uno.RuntimeException") );
pExceptions[0] = sExceptionName0.pData;
OUString sReturnType0( RTL_CONSTASCII_USTRINGPARAM("any") );
typelib_typedescription_newInterfaceMethod(
&pMethod,
3, sal_False,
sMethodName0.pData,
typelib_TypeClass_ANY, sReturnType0.pData,
1, aParameters, 1, pExceptions );
typelib_typedescription_register( (typelib_TypeDescription**)&pMethod );
typelib_typedescription_release( (typelib_TypeDescription*)pMethod );
#if ! defined CPPU_LEAK_STATIC_DATA
// another static ref
++reinterpret_cast< typelib_TypeDescription * >( pTD )->
nStaticRefCount;
#endif
s_type_XCurrentContext = pTD;
}
}
return s_type_XCurrentContext;
}
//##################################################################################################
//==================================================================================================
class ThreadKey
{
sal_Bool _bInit;
oslThreadKey _hThreadKey;
oslThreadKeyCallbackFunction _pCallback;
public:
inline oslThreadKey getThreadKey() SAL_THROW( () );
inline ThreadKey( oslThreadKeyCallbackFunction pCallback ) SAL_THROW( () );
inline ~ThreadKey() SAL_THROW( () );
};
//__________________________________________________________________________________________________
inline ThreadKey::ThreadKey( oslThreadKeyCallbackFunction pCallback ) SAL_THROW( () )
: _bInit( sal_False )
, _pCallback( pCallback )
{
}
//__________________________________________________________________________________________________
inline ThreadKey::~ThreadKey() SAL_THROW( () )
{
if (_bInit)
{
::osl_destroyThreadKey( _hThreadKey );
}
}
//__________________________________________________________________________________________________
inline oslThreadKey ThreadKey::getThreadKey() SAL_THROW( () )
{
if (! _bInit)
{
MutexGuard aGuard( Mutex::getGlobalMutex() );
if (! _bInit)
{
_hThreadKey = ::osl_createThreadKey( _pCallback );
_bInit = sal_True;
}
}
return _hThreadKey;
}
//==================================================================================================
extern "C" void SAL_CALL delete_IdContainer( void * p )
{
if (p)
{
IdContainer * pId = reinterpret_cast< IdContainer * >( p );
if (pId->pCurrentContext)
{
(*pId->pCurrentContextEnv->releaseInterface)(
pId->pCurrentContextEnv, pId->pCurrentContext );
(*((uno_Environment *)pId->pCurrentContextEnv)->release)(
(uno_Environment *)pId->pCurrentContextEnv );
}
if (pId->bInit)
{
::rtl_byte_sequence_release( pId->pLocalThreadId );
::rtl_byte_sequence_release( pId->pCurrentId );
}
delete pId;
}
}
//==================================================================================================
IdContainer * getIdContainer() SAL_THROW( () )
{
static ThreadKey s_key( delete_IdContainer );
oslThreadKey aKey = s_key.getThreadKey();
IdContainer * pId = reinterpret_cast< IdContainer * >( ::osl_getThreadKeyData( aKey ) );
if (! pId)
{
pId = new IdContainer();
pId->pCurrentContext = 0;
pId->pCurrentContextEnv = 0;
pId->bInit = sal_False;
::osl_setThreadKeyData( aKey, pId );
}
return pId;
}
}
//##################################################################################################
extern "C" sal_Bool SAL_CALL uno_setCurrentContext(
void * pCurrentContext,
rtl_uString * pEnvTypeName, void * pEnvContext )
SAL_THROW_EXTERN_C()
{
IdContainer * pId = getIdContainer();
OSL_ASSERT( pId );
// free old one
if (pId->pCurrentContext)
{
(*pId->pCurrentContextEnv->releaseInterface)(
pId->pCurrentContextEnv, pId->pCurrentContext );
(*((uno_Environment *)pId->pCurrentContextEnv)->release)(
(uno_Environment *)pId->pCurrentContextEnv );
pId->pCurrentContextEnv = 0;
pId->pCurrentContext = 0;
}
if (pCurrentContext)
{
uno_Environment * pEnv = 0;
::uno_getEnvironment( &pEnv, pEnvTypeName, pEnvContext );
OSL_ASSERT( pEnv && pEnv->pExtEnv );
if (pEnv)
{
if (pEnv->pExtEnv)
{
pId->pCurrentContextEnv = pEnv->pExtEnv;
(*pId->pCurrentContextEnv->acquireInterface)(
pId->pCurrentContextEnv, pCurrentContext );
pId->pCurrentContext = pCurrentContext;
}
else
{
(*pEnv->release)( pEnv );
return sal_False;
}
}
else
{
return sal_False;
}
}
return sal_True;
}
//##################################################################################################
extern "C" sal_Bool SAL_CALL uno_getCurrentContext(
void ** ppCurrentContext, rtl_uString * pEnvTypeName, void * pEnvContext )
SAL_THROW_EXTERN_C()
{
IdContainer * pId = getIdContainer();
OSL_ASSERT( pId );
Environment target_env;
// release inout parameter
if (*ppCurrentContext)
{
target_env = Environment(rtl::OUString(pEnvTypeName), pEnvContext);
OSL_ASSERT( target_env.is() );
if (! target_env.is())
return sal_False;
uno_ExtEnvironment * pEnv = target_env.get()->pExtEnv;
OSL_ASSERT( 0 != pEnv );
if (0 == pEnv)
return sal_False;
(*pEnv->releaseInterface)( pEnv, *ppCurrentContext );
*ppCurrentContext = 0;
}
// case: null-ref
if (0 == pId->pCurrentContext)
return sal_True;
if (! target_env.is())
{
target_env = Environment(rtl::OUString(pEnvTypeName), pEnvContext);
OSL_ASSERT( target_env.is() );
if (! target_env.is())
return sal_False;
}
Mapping mapping((uno_Environment *) pId->pCurrentContextEnv, target_env.get());
OSL_ASSERT( mapping.is() );
if (! mapping.is())
return sal_False;
mapping.mapInterface(ppCurrentContext, pId->pCurrentContext, ::cppu::get_type_XCurrentContext() );
return sal_True;
}
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