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// -*- C++ -*-
//=============================================================================
/**
* @file ServantRetentionStrategyNonRetain.cpp
*
* $Id$
*
*/
//=============================================================================
#include "tao/PortableServer/ServantRetentionStrategyNonRetain.h"
#include "tao/PortableServer/Non_Servant_Upcall.h"
#include "tao/PortableServer/Servant_Upcall.h"
#include "tao/PortableServer/POA_Current_Impl.h"
#include "tao/PortableServer/Root_POA.h"
#include "tao/PortableServer/Servant_Base.h"
#include "tao/debug.h"
ACE_RCSID (PortableServer,
Servant_Retention_Strategy,
"$Id$")
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
namespace Portable_Server
{
ServantRetentionStrategyNonRetain::ServantRetentionStrategyNonRetain (void) :
poa_ (0)
{
}
void
ServantRetentionStrategyNonRetain::strategy_init (
TAO_Root_POA *poa
ACE_ENV_ARG_DECL_NOT_USED)
{
poa_ = poa;
}
void
ServantRetentionStrategyNonRetain::strategy_cleanup (
ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
{
poa_ = 0;
}
void
ServantRetentionStrategyNonRetain::deactivate_object (
const PortableServer::ObjectId &/*id*/
ACE_ENV_ARG_DECL)
{
// When using Non_Retain we don't have an active object map and we just
// can't deactivate any object
ACE_THROW (PortableServer::POA::WrongPolicy ());
}
PortableServer::Servant
ServantRetentionStrategyNonRetain::find_servant (
const PortableServer::ObjectId &/*system_id*/
ACE_ENV_ARG_DECL)
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
PortableServer::ObjectId *
ServantRetentionStrategyNonRetain::system_id_to_object_id (
const PortableServer::ObjectId &system_id
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::WrongAdapter,
PortableServer::POA::WrongPolicy))
{
// The system id is the id (and no conversion/transformation is
// needed).
PortableServer::ObjectId *id = 0;
ACE_NEW_THROW_EX (id,
PortableServer::ObjectId (system_id),
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (0);
return id;
}
PortableServer::Servant
ServantRetentionStrategyNonRetain::user_id_to_servant (
const PortableServer::ObjectId &/*id*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ObjectNotActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
CORBA::Object_ptr
ServantRetentionStrategyNonRetain::id_to_reference (
const PortableServer::ObjectId &/*id*/,
bool /*indirect*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ObjectNotActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
CORBA::Object::_nil ());
}
TAO_SERVANT_LOCATION
ServantRetentionStrategyNonRetain::servant_present (
const PortableServer::ObjectId &/*system_id*/,
PortableServer::Servant &/*servant*/
ACE_ENV_ARG_DECL_NOT_USED)
{
return TAO_SERVANT_NOT_FOUND;
}
PortableServer::Servant
ServantRetentionStrategyNonRetain::find_servant (
const PortableServer::ObjectId &system_id,
TAO::Portable_Server::Servant_Upcall &servant_upcall,
TAO::Portable_Server::POA_Current_Impl &poa_current_impl
ACE_ENV_ARG_DECL_NOT_USED)
{
// We have the NON_RETAIN policy, user id is the system id.
// Smartly copy all the data; <poa_current_impl.object_id_> does
// not own the data.
poa_current_impl.replace_object_id (system_id);
servant_upcall.user_id (&system_id);
return 0;
}
int
ServantRetentionStrategyNonRetain::find_servant_priority (
const PortableServer::ObjectId &/*system_id*/,
CORBA::Short &/*priority*/
ACE_ENV_ARG_DECL)
{
return -1;
}
int
ServantRetentionStrategyNonRetain::is_servant_in_map (
PortableServer::Servant /*servant*/,
int &/*wait_occurred_restart_call*/)
{
return 0;
}
CORBA::ULong
ServantRetentionStrategyNonRetain::waiting_servant_deactivation (void) const
{
return 0;
}
void
ServantRetentionStrategyNonRetain::deactivate_all_objects (
ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::WrongPolicy))
{
}
PortableServer::ObjectId *
ServantRetentionStrategyNonRetain::servant_to_user_id (
PortableServer::Servant /*servant*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ServantNotActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
CORBA::Object_ptr
ServantRetentionStrategyNonRetain::servant_to_reference (
PortableServer::Servant /*servant*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ServantNotActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
CORBA::Object::_nil ());
}
PortableServer::ObjectId *
ServantRetentionStrategyNonRetain::activate_object (
PortableServer::Servant /*servant*/,
CORBA::Short /*priority*/,
int &/*wait_occurred_restart_call*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ServantAlreadyActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW_RETURN (PortableServer::POA::WrongPolicy (),
0);
}
void
ServantRetentionStrategyNonRetain::activate_object_with_id (
const PortableServer::ObjectId &/*id*/,
PortableServer::Servant /*servant*/,
CORBA::Short /*priority*/,
int &/*wait_occurred_restart_call*/
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::ServantAlreadyActive,
PortableServer::POA::ObjectAlreadyActive,
PortableServer::POA::WrongPolicy))
{
ACE_THROW (PortableServer::POA::WrongPolicy ());
}
CORBA::Object_ptr
ServantRetentionStrategyNonRetain::create_reference (
const char *intf,
CORBA::Short priority
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::POA::WrongPolicy))
{
// This operation creates an object reference that encapsulates a
// POA-generated Object Id value and the specified interface
// repository id. This operation does not cause an activation to
// take place. The resulting reference may be passed to clients, so
// that subsequent requests on those references will cause the
// appropriate servant manager to be invoked, if one is
// available. The generated Object Id value may be obtained by
// invoking POA::reference_to_id with the created reference.
PortableServer::ObjectId_var system_id;
PortableServer::ObjectId user_id;
// Otherwise, it is the NON_RETAIN policy. Therefore, any ol'
// object id will do (even an empty one).
PortableServer::ObjectId *sys_id = 0;
ACE_NEW_THROW_EX (sys_id,
PortableServer::ObjectId,
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (CORBA::Object::_nil ());
system_id = sys_id;
// User id is the same as system id.
user_id = system_id.in ();
// Remember params for potentially invoking <key_to_object> later.
this->poa_->key_to_object_params_.set (system_id,
intf,
0,
1,
priority,
true);
return this->poa_->invoke_key_to_object_helper_i (intf,
user_id
ACE_ENV_ARG_PARAMETER);
}
CORBA::Object_ptr
ServantRetentionStrategyNonRetain::create_reference_with_id (
const PortableServer::ObjectId &oid,
const char *intf,
CORBA::Short priority
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException))
{
// This operation creates an object reference that encapsulates the
// specified Object Id and interface repository Id values. This
// operation does not cause an activation to take place. The
// resulting reference may be passed to clients, so that subsequent
// requests on those references will cause the object to be
// activated if necessary, or the default servant used, depending on
// the applicable policies.
PortableServer::Servant servant = 0;
PortableServer::ObjectId_var system_id;
// Otherwise, it is the NON_RETAIN policy. Therefore, user id
// is the same as system id.
PortableServer::ObjectId *sys_id;
ACE_NEW_THROW_EX (sys_id,
PortableServer::ObjectId (oid),
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (CORBA::Object::_nil ());
system_id = sys_id;
// Remember params for potentially invoking <key_to_object> later.
this->poa_->key_to_object_params_.set (system_id,
intf,
servant,
1,
priority,
true);
return this->poa_->invoke_key_to_object_helper_i (intf,
oid
ACE_ENV_ARG_PARAMETER);
}
int
ServantRetentionStrategyNonRetain::rebind_using_user_id_and_system_id (
PortableServer::Servant /*servant*/,
const PortableServer::ObjectId &/*user_id*/,
const PortableServer::ObjectId &/*system_id*/,
TAO::Portable_Server::Servant_Upcall &/*servant_upcall*/)
{
return -1;
}
CORBA::Boolean
ServantRetentionStrategyNonRetain::servant_has_remaining_activations (
PortableServer::Servant /*servant*/)
{
return false;
}
int
ServantRetentionStrategyNonRetain::unbind_using_user_id (
const PortableServer::ObjectId &/*user_id*/)
{
return 0;
}
::PortableServer::ServantRetentionPolicyValue
ServantRetentionStrategyNonRetain::type() const
{
return ::PortableServer::NON_RETAIN;
}
}
}
TAO_END_VERSIONED_NAMESPACE_DECL
|
