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#include "tao/DynamicInterface/Dynamic_Implementation.h"
ACE_RCSID (DynamicInterface,
Dynamic_Implementation,
"$Id$")
#include "tao/DynamicInterface/Server_Request.h"
#include "tao/ORB_Core.h"
#include "tao/TSS_Resources.h"
#include "tao/IFR_Client_Adapter.h"
#include "tao/PortableServer/Root_POA.h"
#include "tao/PortableServer/POA_Current_Impl.h"
#include "ace/Dynamic_Service.h"
#include "ace/OS_NS_string.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
CORBA::Boolean
TAO_DynamicImplementation::_is_a (const char *logical_type_id
ACE_ENV_ARG_DECL)
{
CORBA::RepositoryId_var id =
this->get_id_from_primary_interface (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (0);
return ACE_OS::strcmp (logical_type_id, id.in ()) == 0;
}
CORBA::Object_ptr
TAO_DynamicImplementation::_this (ACE_ENV_SINGLE_ARG_DECL)
{
// The _this() function returns a CORBA::Object_ptr for the target
// object. Unlike _this() for static skeletons, its return type is
// not interface-specific because a DSI servant may very well
// incarnate multiple CORBA objects of different types.
TAO_Stub *stub = this->_create_stub (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Create a object.
CORBA::Object_ptr retval = CORBA::Object::_nil ();
ACE_NEW_RETURN (retval,
CORBA::Object (stub,
1,
this),
CORBA::Object::_nil ());
return retval;
}
CORBA::InterfaceDef_ptr
TAO_DynamicImplementation::_get_interface (ACE_ENV_SINGLE_ARG_DECL)
{
TAO_IFR_Client_Adapter *adapter =
ACE_Dynamic_Service<TAO_IFR_Client_Adapter>::instance (
TAO_ORB_Core::ifr_client_adapter_name ()
);
if (adapter == 0)
{
ACE_THROW_RETURN (CORBA::INTF_REPOS (),
0);
}
CORBA::RepositoryId_var id =
this->get_id_from_primary_interface (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (0);
// This doesn't take multiple ORBs into account, but it's being
// used only to resolve the IFR, so we should be ok.
return adapter->get_interface (TAO_ORB_Core_instance ()->orb (),
id.in ()
ACE_ENV_ARG_PARAMETER);
}
const char *
TAO_DynamicImplementation::_interface_repository_id (void) const
{
// This should never be called.
return 0;
}
void *
TAO_DynamicImplementation::_downcast (const char *repository_id)
{
ACE_UNUSED_ARG (repository_id);
// Don't know enough to do better.
return this;
}
TAO_Stub *
TAO_DynamicImplementation::_create_stub (ACE_ENV_SINGLE_ARG_DECL)
{
// If DynamicImplementation::_this() is invoked outside of the
// context of a request invocation on a target object being served
// by the DSI servant, it raises the PortableServer::WrongPolicy
// exception. See the CORBA C++ mapping, section 1.38.3.
TAO::Portable_Server::POA_Current_Impl *poa_current_impl =
static_cast <TAO::Portable_Server::POA_Current_Impl *>
(TAO_TSS_Resources::instance ()->poa_current_impl_);
if (poa_current_impl == 0
|| this != poa_current_impl->servant ())
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
PortableServer::POA_var poa =
poa_current_impl->get_POA ();
CORBA::PolicyList_var client_exposed_policies =
poa_current_impl->poa ()->client_exposed_policies (
poa_current_impl->priority ()
ACE_ENV_ARG_PARAMETER
);
ACE_CHECK_RETURN (0);
CORBA::RepositoryId_var pinterface =
this->_primary_interface (poa_current_impl->object_id (),
poa.in ()
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (0);
return
poa_current_impl->poa ()->key_to_stub (poa_current_impl->object_key (),
pinterface.in (),
poa_current_impl->priority ()
ACE_ENV_ARG_PARAMETER);
}
void
TAO_DynamicImplementation::_dispatch (TAO_ServerRequest &request,
void * /* context */
ACE_ENV_ARG_DECL)
{
// No need to do any of this if the client isn't waiting.
if (request.response_expected ())
{
if (!CORBA::is_nil (request.forward_location ()))
{
request.init_reply ();
request.tao_send_reply ();
// No need to invoke in this case.
return;
}
else if (request.sync_with_server ())
{
// The last line before the call to this function
// was an ACE_CHECK_RETURN, so if we're here, we
// know there is no exception so far, and that's all
// a SYNC_WITH_SERVER client request cares about.
request.send_no_exception_reply ();
}
}
// Create DSI request object.
CORBA::ServerRequest *dsi_request = 0;
ACE_NEW (dsi_request,
CORBA::ServerRequest (request));
ACE_TRY
{
// Delegate to user.
this->invoke (dsi_request
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
// Only if the client is waiting.
if (request.response_expected () && !request.sync_with_server ())
{
dsi_request->dsi_marshal (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
}
ACE_CATCH (CORBA::Exception, ex)
{
// Only if the client is waiting.
if (request.response_expected () && !request.sync_with_server ())
{
request.tao_send_reply_exception (ex);
}
}
ACE_ENDTRY;
::CORBA::release (dsi_request);
}
CORBA::RepositoryId
TAO_DynamicImplementation::get_id_from_primary_interface (
ACE_ENV_SINGLE_ARG_DECL
)
{
// If this method is called outside of the
// context of a request invocation on a target object being served
// by the DSI servant, it raises the PortableServer::WrongPolicy
// exception. See the CORBA C++ mapping, section 1.38.3.
TAO::Portable_Server::POA_Current_Impl *poa_current_impl =
static_cast <TAO::Portable_Server::POA_Current_Impl *>
(TAO_TSS_Resources::instance ()->poa_current_impl_);
if (poa_current_impl == 0
|| this != poa_current_impl->servant ())
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
PortableServer::POA_var poa =
poa_current_impl->get_POA ();
return this->_primary_interface (poa_current_impl->object_id (),
poa.in ()
ACE_ENV_ARG_PARAMETER);
}
TAO_END_VERSIONED_NAMESPACE_DECL
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