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// $Id$
#include "tao/Request.h"
#if (TAO_HAS_MINIMUM_CORBA == 0)
#include "tao/Object.h"
#include "tao/Stub.h"
#include "tao/Pluggable_Messaging_Utils.h"
#if !defined (__ACE_INLINE__)
# include "tao/Request.i"
#endif /* ! __ACE_INLINE__ */
ACE_RCSID(tao, Request, "$Id$")
CORBA::ULong
CORBA_Request::_incr_refcnt (void)
{
ACE_GUARD_RETURN (ACE_SYNCH_MUTEX,
ace_mon,
this->lock_,
0);
return refcount_++;
}
CORBA::ULong
CORBA_Request::_decr_refcnt (void)
{
{
ACE_GUARD_RETURN (ACE_SYNCH_MUTEX,
ace_mon,
this->lock_,
0);
this->refcount_--;
if (this->refcount_ != 0)
return this->refcount_;
}
delete this;
return 0;
}
CORBA_Request*
CORBA_Request::_nil (void)
{
return 0;
}
// Reference counting for DII Request object
// DII Request class implementation
CORBA_Request::CORBA_Request (CORBA::Object_ptr obj,
CORBA::ORB_ptr orb,
const CORBA::Char *op,
CORBA::NVList_ptr args,
CORBA::NamedValue_ptr result,
CORBA::Flags flags,
CORBA::ExceptionList_ptr exceptions,
CORBA::Environment &ACE_TRY_ENV)
: orb_ (CORBA::ORB::_duplicate (orb)),
args_ (CORBA::NVList::_duplicate (args)),
result_ (CORBA::NamedValue::_duplicate (result)),
flags_ (flags),
env_ (ACE_TRY_ENV),
exceptions_ (CORBA::ExceptionList::_duplicate (exceptions)),
contexts_ (0),
ctx_ (0),
refcount_ (1),
lazy_evaluation_ (0),
response_received_ (0)
{
this->target_ = CORBA::Object::_duplicate (obj);
this->opname_ = CORBA::string_dup (op);
if (this->exceptions_.in () == 0)
{
this->exceptions_ = new CORBA::ExceptionList;
}
}
CORBA_Request::CORBA_Request (CORBA::Object_ptr obj,
CORBA::ORB_ptr orb,
const CORBA::Char *op,
CORBA::Environment &ACE_TRY_ENV)
: orb_ (CORBA::ORB::_duplicate (orb)),
flags_ (0),
env_ (ACE_TRY_ENV),
contexts_ (0),
ctx_ (0),
refcount_ (1),
lazy_evaluation_ (0),
response_received_ (0)
{
this->target_ = CORBA::Object::_duplicate (obj);
this->opname_ = CORBA::string_dup (op);
this->exceptions_ = new CORBA::ExceptionList;
ACE_NEW (args_, CORBA::NVList);
ACE_NEW (result_, CORBA::NamedValue);
}
CORBA_Request::~CORBA_Request (void)
{
ACE_ASSERT (refcount_ == 0);
CORBA::release (this->target_);
CORBA::string_free ((char*) this->opname_);
this->opname_ = 0;
CORBA::release (this->args_);
CORBA::release (this->result_);
}
// The public DII interfaces: normal and oneway calls.
//
// NOTE that using DII, programmers can get the special behaviour of
// discarding the response for normal calls. This doesn't change the
// semantics of any OMG-IDL interface, it just streamlines control
// flow in some exotic situations.
void
CORBA_Request::invoke (CORBA::Environment &ACE_TRY_ENV)
{
TAO_Stub *stub = this->target_->_stubobj ();
stub->do_dynamic_call ((char *) this->opname_,
1,
this->args_,
this->result_,
this->flags_,
this->exceptions_.in (),
this->lazy_evaluation_,
ACE_TRY_ENV);
}
void
CORBA_Request::send_oneway (CORBA::Environment &ACE_TRY_ENV)
{
TAO_Stub *stub = this->target_->_stubobj ();
stub->do_dynamic_call ((char *) opname_,
0,
this->args_,
this->result_,
this->flags_,
this->exceptions_.in (),
this->lazy_evaluation_,
ACE_TRY_ENV);
}
void
CORBA_Request::send_deferred (CORBA::Environment &ACE_TRY_ENV)
{
{
ACE_GUARD (ACE_SYNCH_MUTEX,
ace_mon,
this->lock_);
this->response_received_ = 0;
}
TAO_Stub *stub = this->target_->_stubobj ();
stub->do_deferred_call (this,
ACE_TRY_ENV);
}
void
CORBA_Request::get_response (CORBA::Environment &ACE_TRY_ENV)
{
while (!this->response_received_)
{
(void) this->orb_->perform_work ();
}
if (this->lazy_evaluation_)
{
this->args_->evaluate (ACE_TRY_ENV);
ACE_CHECK;
}
}
CORBA::Boolean
CORBA_Request::poll_response (CORBA::Environment &)
{
ACE_GUARD_RETURN (ACE_SYNCH_MUTEX,
ace_mon,
this->lock_,
0);
return this->response_received_;
}
void
CORBA_Request::handle_response (TAO_InputCDR &incoming,
CORBA::ULong reply_status,
CORBA::Environment &ACE_TRY_ENV)
{
switch (reply_status)
{
case TAO_PLUGGABLE_MESSAGE_NO_EXCEPTION:
if (this->result_ != 0)
{
this->result_->value ()->_tao_decode (incoming,
ACE_TRY_ENV);
ACE_CHECK;
}
this->args_->_tao_incoming_cdr (incoming,
CORBA::ARG_OUT | CORBA::ARG_INOUT,
this->lazy_evaluation_,
ACE_TRY_ENV);
ACE_CHECK;
{
ACE_GUARD (ACE_SYNCH_MUTEX,
ace_mon,
this->lock_);
this->response_received_ = 1;
}
break;
case TAO_PLUGGABLE_MESSAGE_USER_EXCEPTION:
case TAO_PLUGGABLE_MESSAGE_SYSTEM_EXCEPTION:
case TAO_PLUGGABLE_MESSAGE_LOCATION_FORWARD:
default:
// @@ (JP) Don't know what to do about any of these yet.
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("(%P|%t) unhandled reply status\n")));
}
}
// constructor.
CORBA_ORB_RequestSeq::CORBA_ORB_RequestSeq (CORBA::ULong max)
: TAO_Unbounded_Pseudo_Sequence <CORBA_Request,CORBA_Request_var> (max)
{
// no-op
}
CORBA_ORB_RequestSeq::CORBA_ORB_RequestSeq (const CORBA_ORB_RequestSeq &rhs)
: TAO_Unbounded_Pseudo_Sequence <CORBA_Request,CORBA_Request_var> (rhs)
{
// no-op
}
CORBA_ORB_RequestSeq::CORBA_ORB_RequestSeq (CORBA::ULong max,
CORBA::ULong length,
CORBA_Request **data,
CORBA::Boolean release)
: TAO_Unbounded_Pseudo_Sequence <CORBA_Request,CORBA_Request_var> (max,
length,
data,
release)
{
// no-op
}
CORBA_ORB_RequestSeq::CORBA_ORB_RequestSeq (void)
{
// no-op
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class TAO_Unbounded_Pseudo_Sequence<CORBA_Request,CORBA_Request_var>;
template class TAO_Pseudo_Object_Manager<CORBA_Request,CORBA_Request_var>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate TAO_Unbounded_Pseudo_Sequence<CORBA_Request,CORBA_Request_var>
#pragma instantiate TAO_Pseudo_Object_Manager<CORBA_Request,CORBA_Request_var>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
#endif /* TAO_HAS_MINIMUM_CORBA */
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