diff options
Diffstat (limited to 'TAO/examples/POA/Loader/Servant_Activator.cpp')
-rw-r--r-- | TAO/examples/POA/Loader/Servant_Activator.cpp | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/TAO/examples/POA/Loader/Servant_Activator.cpp b/TAO/examples/POA/Loader/Servant_Activator.cpp deleted file mode 100644 index aced224e8de..00000000000 --- a/TAO/examples/POA/Loader/Servant_Activator.cpp +++ /dev/null @@ -1,99 +0,0 @@ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// TAO/examples/POA/Loader -// -// = FILENAME -// Servant_Activator.cpp -// -// = DESCRIPTION -// Implementation of <ServantActivator_i>, which is used by a POA -// with a RETAIN policy. -// -// = AUTHOR -// Kirthika Parameswaran <kirthika@cs.wustl.edu> -// -// ============================================================================ - -#include "Servant_Activator.h" - -ACE_RCSID(Loader, Servant_Activator, "$Id$") - -// Initialization.The dllname is used by the Loactor to load it into -// memory. The factory function is the point of entry into the dll and -// is used for obtaining the servant. The garbage_collection_function -// is used to kill the servant. - -ServantActivator_i::ServantActivator_i (CORBA::ORB_ptr orb, - const char *dllname, - const char *factory_function, - const char *garbage_collection_function) - : orb_ (CORBA::ORB::_duplicate (orb)) -{ - // The dll is opened using the dllname passed. - if (this->dll_.open (dllname) == -1) - ACE_ERROR ((LM_ERROR, - "%p\n", - this->dll_.error ())); - - // Obtain the symbol for the function that will get the servant - // object. - - // Cannot go from void* to function pointer directly. Cast the void* - // to long first. - void *symbol = this->dll_.symbol (factory_function); - long function = ACE_reinterpret_cast (long, symbol); - - servant_supplier_ = - ACE_reinterpret_cast (SERVANT_FACTORY, function); - - // Obtain tne symbol for the function which will destroy the - // servant. - symbol = this->dll_.symbol (garbage_collection_function); - function = ACE_reinterpret_cast (long, symbol); - servant_garbage_collector_ = - ACE_reinterpret_cast (SERVANT_GARBAGE_COLLECTOR, function); -} - -// This method associates an servant with the ObjectID. - -PortableServer::Servant -ServantActivator_i::incarnate (const PortableServer::ObjectId &oid, - PortableServer::POA_ptr poa, - CORBA::Environment &ACE_TRY_ENV) -{ - // Obtain the servant else exception. - PortableServer::Servant servant = - (*servant_supplier_) (oid, - poa, - this->orb_.in ()); - if (servant != 0) - return servant; - else - ACE_THROW_RETURN (CORBA::OBJECT_NOT_EXIST (), - 0); -} - -// This is the method invoked when the object is deactivated or the -// entire POA is is deactivated or destroyed. - -void -ServantActivator_i::etherealize (const PortableServer::ObjectId &oid, - PortableServer::POA_ptr poa, - PortableServer::Servant servant, - CORBA::Boolean, - CORBA::Boolean remaining_activations, - CORBA::Environment &) -{ - // If there are no remaining activations i.e ObjectIds associated - // with MyFooServant object, deactivate it by calling the garbage_collection_function. - // Etheralization happens on POA::destroy() and/or Object::deactivate(). - - if (remaining_activations == 0) - (*servant_garbage_collector_) (oid, - poa, - servant); - -} |