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// -*- C++ -*-
#include "HashReplicaFactory.h"
ACE_RCSID (LB_test,
HashReplicaFactory,
"$Id$")
CORBA::Object_ptr
HashReplicaFactory::create_object (
const char *type_id,
const TAO_LoadBalancing::Criteria &the_criteria,
TAO_LoadBalancing::GenericFactory::FactoryCreationId_out
factory_creation_id,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException,
TAO_LoadBalancing::NoFactory,
TAO_LoadBalancing::ObjectNotCreated,
TAO_LoadBalancing::InvalidCriteria,
TAO_LoadBalancing::InvalidProperty,
TAO_LoadBalancing::CannotMeetCriteria))
{
// This factory is only designed to create HashReplica objects.
// However, a GenericFactory need not be limited to being able to
// only create one type of object.
// Since this factory is only capable of creating HashReplica
// objects, throw an exception if the type_id does not match that of
// the HashReplica.
if (ACE_OS::strcmp (type_id,
this->replica_type_id_) != 0)
ACE_THROW_RETURN (TAO_LoadBalancing::NoFactory (the_location,
type_id),
CORBA::Object::_nil ());
this->parse_criteria (criteria,
ACE_TRY_ENV);
ACE_CHECK_RETURN (CORBA::Object::_nil ());
HashReplica_i *hash_replica_servant = 0;
ACE_NEW_THROW_EX (hash_replica_servant,
HashReplica_i,
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Transfer ownership of the servant to the POA (HashReplica_i
// inherits from PortableServer::RefCountServantBase).
PortableServer::ServantBase_var tmp = hash_replica_servant;
// Activate the HashReplica and obtain a reference to it.
this->hash_replica_ =
hash_replica_servant->_this (ACE_TRY_ENV);
ACE_CHECK_RETURN (CORBA::Object::_nil ());
factory_creation_id = ...FILL IN CREATION ID...;
return HashReplica::_duplicate (this->hash_replica_.in ());
}
void
HashReplicaFactory::delete_object (
const TAO_LoadBalancing::GenericFactory::FactoryCreationId
&factory_creation_id,
ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException,
TAO_LoadBalancer::ObjectNotFound))
{
if (factory_creation_id != this->factory_creation_id_)
ACE_THROW (TAO_LoadBalancer::ObjectNotFound ());
// Get the POA used when activating the HashReplica
PortableServer::POA_var poa =
this->_default_POA (ACE_TRY_ENV);
ACE_CHECK;
// Get the object ID associated with the HashReplica reference.
PortableServer::ObjectId_var oid =
poa->reference_to_id (this->hash_replica_.in (),
ACE_TRY_ENV);
ACE_CHECK;
// Now deactivate the HashReplica.
poa->deactivate_object (oid.in (), ACE_TRY_ENV);
ACE_CHECK;
// Decrease the reference count on the HashReplica.
this->hash_replica->_remove_ref ();
}
void
HashReplicaFactory::parse_criteria (
const TAO_LoadBalancer::Criteria &criteria,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException,
TAO_LoadBalancing::InvalidCriteria,
TAO_LoadBalancing::InvalidProperty,
TAO_LoadBalancing::CannotMeetCriteria))
{
// We don't use any criteria!
if (criteria.length () != 0)
ACE_THROW (TAO_LoadBalancer::CannotMeetCriteria (criteria));
}
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