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path: root/TAO/CIAO/DAnCE/NodeManager/NodeDaemon_Impl.cpp
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// $Id$

#include "NodeDaemon_Impl.h"
#include "../NodeApplicationManager/NodeApplicationManager_Impl.h"

CIAO::NodeDaemon_Impl::NodeDaemon_Impl (const char *name,
                                        CORBA::ORB_ptr orb,
                                        PortableServer::POA_ptr poa,
                                        const char * nodapp_loc,
                                        int spawn_delay)
  ACE_THROW_SPEC ((CORBA::SystemException))
  : orb_ (CORBA::ORB::_duplicate (orb)),
    poa_ (PortableServer::POA::_duplicate (poa)),
    name_ (CORBA::string_dup (name)),
    nodeapp_location_ (CORBA::string_dup (nodapp_loc)),
    callback_poa_ (PortableServer::POA::_nil ()),
    spawn_delay_ (spawn_delay)
{
}

CIAO::NodeDaemon_Impl::~NodeDaemon_Impl ()
{

}

void
CIAO::NodeDaemon_Impl::init (ACE_ENV_SINGLE_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  ACE_TRY
    {
      //create the call back poa for NAM.
      PortableServer::POAManager_var mgr
        = this->poa_->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;

      this->callback_poa_ =
        this->poa_->create_POA ("callback_poa",
                                mgr.in (),
                                0
                                ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "NodeDaemon_Impl::init\t\n");
      ACE_RE_THROW;
    }
  ACE_ENDTRY;
  ACE_CHECK; 
}

PortableServer::POA_ptr
CIAO::NodeDaemon_Impl::_default_POA (void)
{
  return PortableServer::POA::_duplicate (this->poa_.in ());
}


char *
CIAO::NodeDaemon_Impl::name (ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  return CORBA::string_dup (this->name_.in ());
}

void
CIAO::NodeDaemon_Impl::shutdown (ACE_ENV_SINGLE_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  this->orb_->shutdown (0 ACE_ENV_ARG_PARAMETER);
  ACE_CHECK;
}

void
CIAO::NodeDaemon_Impl::joinDomain (const Deployment::Domain & ,
                                   Deployment::TargetManager_ptr ,
                                   Deployment::Logger_ptr
                                   ACE_ENV_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  ACE_THROW (CORBA::NO_IMPLEMENT ());
}

void
CIAO::NodeDaemon_Impl::leaveDomain (ACE_ENV_SINGLE_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  //Implementation undefined.
  ACE_THROW (CORBA::NO_IMPLEMENT ());
}


Deployment::NodeApplicationManager_ptr
CIAO::NodeDaemon_Impl::preparePlan (const Deployment::DeploymentPlan &plan
                                    ACE_ENV_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException,
                   Deployment::StartError,
                   Deployment::PlanError))
{
  ACE_TRY
    {
      if (!this->map_.is_available (plan.UUID.in ()))
        {
          if (CIAO::debug_level () > 10)
            {
              ACE_DEBUG ((LM_DEBUG, "NM:prepare_plan: "
                          "creating a new NAM with UUID: %s\n",
                          plan.UUID.in ()));
            }
          
          //Implementation undefined.
          CIAO::NodeApplicationManager_Impl *app_mgr;
          ACE_NEW_THROW_EX (app_mgr,
                            CIAO::NodeApplicationManager_Impl (this->orb_.in (),
                                                               this->poa_.in ()),
                            CORBA::NO_MEMORY ());
          ACE_TRY_CHECK;
          
          PortableServer::ServantBase_var safe (app_mgr);
          
          //@@ Note: after the init call the servant ref count would
          //   become 2. so we can leave the safeservant along and be
          //   dead. Also note that I added
          PortableServer::ObjectId_var oid  =
            app_mgr->init (this->nodeapp_location_,
                           this->spawn_delay_,
                           plan,
                           this->callback_poa_.in ()
                           ACE_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;
          
          this->map_.insert_nam (plan.UUID.in (), oid.in ());
          
          /*
          if (CORBA::is_nil (this->manager_.in ()))
            {
              ACE_ERROR ((LM_ERROR,
                          "CIAO.NodeDaemon (%P|%t) -- ",
                          "preparePlan: NodeApplicationManager ref",
                          "is nil\n"));
              ACE_TRY_THROW (Deployment::StartError ());
            }
          */
        }
      else
        {
          if (CIAO::debug_level () > 10)
            {
              ACE_DEBUG ((LM_DEBUG, "NM:prepare_plan: reusing an old NAM "
                          "with UUID: %s\n",
                          plan.UUID.in ()));
            }
        }
      

      CORBA::Object_var obj = 
        this->poa_->id_to_reference (this->map_.get_nam (plan.UUID.in ()));
      ACE_TRY_CHECK;
      
      // narrow should return a nil reference if it fails.
      return
        Deployment::NodeApplicationManager::_narrow (obj.in ());
    }
  ACE_CATCH (PortableServer::POA::ObjectNotActive, ex)
    {
      ACE_THROW (Deployment::StartError ());
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "NodeDaemon_Impl::preparePlan\t\n");
      ACE_RE_THROW;
    }
  ACE_ENDTRY;
  ACE_CHECK_RETURN (Deployment::NodeApplicationManager::_nil ());
}

void
CIAO::NodeDaemon_Impl::destroyManager 
        (Deployment::NodeApplicationManager_ptr manager
         ACE_ENV_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException,
                   Deployment::StopError,
                   Deployment::InvalidReference))
{  
  ACE_TRY
    {
      // Deactivate this object
      PortableServer::ObjectId_var id =
        this->poa_->reference_to_id (manager
                                     ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
      
      ACE_DEBUG ((LM_DEBUG, "After r_t_i\n"));
      
      if (!this->map_.remove_nam (id))
        {
          ACE_ERROR ((LM_ERROR,
                      "NodeDaemon_Impl::destroyManager: "
                      "Unable to remove object from map!\n"));
        }
      
      this->poa_->deactivate_object (id.in ()
                                     ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;
      
      ACE_DEBUG ((LM_DEBUG, "After d_o\n"));
      
    }
  ACE_CATCH (PortableServer::POA::WrongAdapter, ex)
    {
      ACE_ERROR ((LM_ERROR, 
                  "NodeDaemon_Impl::destroyManager: EXCEPTION -  "
                  "Invalid reference passed to destroyManager\n"));
      
      ACE_THROW (::Deployment::InvalidReference ());
    }
  ACE_CATCH (PortableServer::POA::ObjectNotActive, ex)
    {
      ACE_ERROR ((LM_ERROR,
                  "NodeDaemon_Impl::destroyManager: EXCEPTION - "
                  " asked to destroy an already inactive object.\n"));
      ACE_THROW (::Deployment::InvalidReference ());
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
                           "NodeDaemon_Impl::destroyManager\t\n");
      ACE_RE_THROW;
    }
  ACE_ENDTRY;
  

}