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path: root/TAO/tao/PortableServer/LifespanStrategyPersistent.cpp
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// -*- C++ -*-

#include "LifespanStrategyPersistent.h"

ACE_RCSID (PortableServer,
           Lifespan_Strategy,
           "$Id$")

#include "Root_POA.h"
#include "POAManager.h"
#include "ImR_Client_Adapter.h"
#include "tao/ORB_Core.h"
#include "ace/OS_NS_sys_time.h"
#include "ace/Dynamic_Service.h"
#include "ace/Service_Config.h"

namespace TAO
{
  namespace Portable_Server
  {
    bool
    LifespanStrategyPersistent::validate (
      CORBA::Boolean is_persistent,
      const TAO::Portable_Server::Temporary_Creation_Time& /*creation_time*/) const
    {
      return is_persistent;
    }

    char
    LifespanStrategyPersistent::key_type (void) const
    {
      return 'P';
    }

    CORBA::Boolean
    LifespanStrategyPersistent::is_persistent (void) const
    {
      return true;
    }

    void
    LifespanStrategyPersistent::create_key (
      CORBA::Octet *buffer,
      CORBA::ULong& starting_at)
    {
      // Copy the persistence byte.
      buffer[starting_at] = static_cast<CORBA::Octet> (this->key_type ());
      starting_at += this->key_type_length ();
    }

    CORBA::ULong
    LifespanStrategyPersistent::key_length () const
    {
      return this->key_type_length ();
    }

    void
    LifespanStrategyPersistent::notify_startup (ACE_ENV_SINGLE_ARG_DECL)
    {
      ImR_Client_Adapter *adapter =
        ACE_Dynamic_Service<ImR_Client_Adapter>::instance (
          TAO_Root_POA::imr_client_adapter_name ()
        );

#if !defined (TAO_AS_STATIC_LIBS)
      // In case we build shared, try to load the ImR Client library, in a
      // static build we just can't do this, so don't try it, lower layers
      // output an error then.
      if (adapter == 0)
        {
          ACE_Service_Config::process_directive (
#if !defined ACE_HAS_XML_SVC_CONF
            ACE_TEXT("dynamic ImR_Client_Adapter Service_Object *")
            ACE_TEXT("TAO_ImR_Client:_make_ImR_Client_Adapter_Impl()")
#else
            ACE_TEXT("<ACE_Svc_Conf>")
            ACE_TEXT("<dynamic id=\"ImR_Client_Adapter\" type=\"Service_Object\">")
            ACE_TEXT("<initializer path=\"TAO_ImR_Client\"")
            ACE_TEXT(" init=\"_make_ImR_Client_Adapter_Impl\"")
            ACE_TEXT(" params=\"\"/>")
            ACE_TEXT("</dynamic>")
            ACE_TEXT("</ACE_Svc_Conf>")
#endif
            );

          adapter =
            ACE_Dynamic_Service<ImR_Client_Adapter>::instance (
              TAO_Root_POA::imr_client_adapter_name ());
        }
#endif /* !TAO_AS_STATIC_LIBS */

      if (adapter != 0)
        {
          bool old_use_imr = this->use_imr_;
          this->use_imr_ = false;

          adapter->imr_notify_startup (this->poa_ ACE_ENV_ARG_PARAMETER);
          ACE_CHECK;

          this->use_imr_ = old_use_imr;
        }
    }

    void
    LifespanStrategyPersistent::notify_shutdown (ACE_ENV_SINGLE_ARG_DECL)
    {
      ImR_Client_Adapter *adapter =
        ACE_Dynamic_Service<ImR_Client_Adapter>::instance (
          TAO_Root_POA::imr_client_adapter_name ()
        );

      if (adapter != 0)
        {
          adapter->imr_notify_shutdown (this->poa_ ACE_ENV_ARG_PARAMETER);
        }
    }

    LifespanStrategyPersistent::LifespanStrategyPersistent() :
      use_imr_ (true)
    {
    }

    void
    LifespanStrategyPersistent::check_state (ACE_ENV_SINGLE_ARG_DECL)
    {
      this->poa_->tao_poa_manager().check_state (ACE_ENV_SINGLE_ARG_PARAMETER);
    }

    ::PortableServer::LifespanPolicyValue
    LifespanStrategyPersistent::type() const
    {
      return ::PortableServer::PERSISTENT;
    }

    bool
    LifespanStrategyPersistent::use_imr () const
    {
      return use_imr_;
    }
  } /* namespace Portable_Server */
} /* namespace TAO */