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// $Id$
#include "Profile_Transport_Resolver.h"
#include "Profile.h"
#include "Stub.h"
#include "Transport.h"
#include "Invocation_Endpoint_Selectors.h"
#include "ORB_Core.h"
#include "Thread_Lane_Resources.h"
#include "Transport_Cache_Manager.h"
#include "Endpoint_Selector_Factory.h"
#include "Codeset_Manager.h"
#include "Connector_Registry.h"
#include "Transport_Connector.h"
#include "Endpoint.h"
#include "SystemException.h"
#include "ace/Countdown_Time.h"
#if !defined (__ACE_INLINE__)
# include "Profile_Transport_Resolver.inl"
#endif /* __ACE_INLINE__ */
ACE_RCSID (tao,
Profile_Transport_Resolver,
"$Id$")
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
Profile_Transport_Resolver::~Profile_Transport_Resolver (void)
{
if (this->profile_)
{
this->profile_->_decr_refcnt ();
}
if (this->transport_)
{
if (this->is_released_ == false)
{
this->transport_->make_idle ();
}
this->transport_->remove_reference ();
}
delete this->inconsistent_policies_;
}
void
Profile_Transport_Resolver::profile (TAO_Profile *p)
{
// Dont do anything if the incoming profile is null
if (p)
{
// @note This is just a workaround for a more serious problem
// with profile management. This would cover some potential
// issues that Ossama is working on. Ossama, please remove
// them when you are done.
TAO_Profile *tmp = this->profile_;
(void) p->_incr_refcnt ();
this->profile_ = p;
if (tmp)
{
(void) tmp->_decr_refcnt ();
}
}
}
void
Profile_Transport_Resolver::resolve (ACE_Time_Value *max_time_val
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException))
{
ACE_Countdown_Time countdown (max_time_val);
TAO_Invocation_Endpoint_Selector *es =
this->stub_->orb_core ()->endpoint_selector_factory ()->get_selector (
ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK;
// Select the endpoint
es->select_endpoint (this,
max_time_val
ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
if (this->transport_ == 0)
{
ACE_THROW (CORBA::INTERNAL ());
}
const TAO_GIOP_Message_Version& version =
this->profile_->version ();
// Initialize the messaging object
if (this->transport_->messaging_init (version.major, version.minor) == -1)
{
ACE_THROW (CORBA::INTERNAL (
CORBA::SystemException::_tao_minor_code (
0,
EINVAL),
CORBA::COMPLETED_NO));
}
if (!this->transport_->is_tcs_set ())
{
TAO_Codeset_Manager *tcm =
this->stub_->orb_core ()->codeset_manager ();
if (tcm)
tcm->set_tcs (*this->profile_, *this->transport_);
}
}
bool
Profile_Transport_Resolver::try_connect (
TAO_Transport_Descriptor_Interface *desc,
ACE_Time_Value *max_time_value
ACE_ENV_ARG_DECL
)
{
TAO_Connector_Registry *conn_reg =
this->stub_->orb_core ()->connector_registry (
ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (false);
if (conn_reg == 0)
{
ACE_THROW_RETURN (CORBA::INTERNAL (
CORBA::SystemException::_tao_minor_code (
0,
EINVAL),
CORBA::COMPLETED_NO),
false);
}
ACE_Time_Value connection_timeout;
const bool is_conn_timeout =
this->get_connection_timeout (connection_timeout);
ACE_Time_Value *max_wait_time = 0;
if (is_conn_timeout == true)
{
max_wait_time = &connection_timeout;
}
else
{
max_wait_time = max_time_value;
}
// Obtain a connection.
this->transport_ =
conn_reg->get_connector (desc->endpoint ()->tag ())->connect (
this,
desc,
max_wait_time
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (false);
// A timeout error occurred.
// If the user has set a roundtrip timeout policy, throw a timeout
// exception. Otherwise, just fall through and return false to
// look at the next endpoint.
if (this->transport_ == 0
&& is_conn_timeout == false
&& errno == ETIME)
{
ACE_THROW_RETURN (CORBA::TIMEOUT (
CORBA::SystemException::_tao_minor_code (
TAO_TIMEOUT_CONNECT_MINOR_CODE,
errno),
CORBA::COMPLETED_NO),
false);
}
else if (this->transport_ == 0)
{
return false;
}
return true;
}
bool
Profile_Transport_Resolver::get_connection_timeout (
ACE_Time_Value &max_wait_time)
{
bool is_conn_timeout = false;
// Check for the connection timout policy in the ORB
this->stub_->orb_core ()->connection_timeout (this->stub_,
is_conn_timeout,
max_wait_time);
return is_conn_timeout;
}
void
Profile_Transport_Resolver::init_inconsistent_policies (
ACE_ENV_SINGLE_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException))
{
ACE_NEW_THROW_EX (this->inconsistent_policies_,
CORBA::PolicyList (0),
CORBA::NO_MEMORY (
CORBA::SystemException::_tao_minor_code (
0,
ENOMEM),
CORBA::COMPLETED_NO));
}
int
Profile_Transport_Resolver::find_transport (TAO_Transport_Descriptor_Interface *desc)
{
TAO::Transport_Cache_Manager &cache =
this->profile_->orb_core()->lane_resources ().transport_cache();
// the cache increments the reference count on the transport if the
// find is successful. Find_transport uses negative logic in its return,
// 0 for success
return (cache.find_transport(desc,this->transport_) == 0);
}
}
TAO_END_VERSIONED_NAMESPACE_DECL
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