// $Id: Event_Supplier.cpp 95761 2012-05-15 18:23:04Z johnnyw $

#include "Event_Supplier.h"
#include "orbsvcs/CosEventChannelAdminS.h"
#include "ace/OS_main.h"

#define NAMING_SERVICE_NAME "NameService"
#define EVENT_TLS_LOG_FACTORY_NAME "EventLogFactory"
#define LOG_EVENT_COUNT 9
#define QUERY_1 "id > 0"
#define QUERY_2 "id >= 0"
#define QUERY_LANG "TCL"

int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  Supplier supplier;

  return supplier.run (argc, argv);
}

// ****************************************************************

Supplier::Supplier (void)
{
}

int
Supplier::run (int argc, ACE_TCHAR* argv[])
{
  try
    {
      // ORB initialization boiler plate...
      this->orb_ =
        CORBA::ORB_init (argc, argv);

      CORBA::Object_var object =
        this->orb_->resolve_initial_references ("RootPOA");
      PortableServer::POA_var poa =
        PortableServer::POA::_narrow (object.in ());
      PortableServer::POAManager_var poa_manager =
        poa->the_POAManager ();
      poa_manager->activate ();


      CORBA::Object_var naming_obj =
      this->orb_->resolve_initial_references (NAMING_SERVICE_NAME);

      // Need to check return value for errors.
      if (CORBA::is_nil (naming_obj.in ()))
        throw CORBA::UNKNOWN ();

      this->naming_context_ =
        CosNaming::NamingContext::_narrow (naming_obj.in ());


      CosNaming::Name name (1);
      name.length (1);
      name[0].id = CORBA::string_dup (EVENT_TLS_LOG_FACTORY_NAME);

      CORBA::Object_var obj =
        this->naming_context_->resolve (name);

      this->event_log_factory_ =
        DsEventLogAdmin::EventLogFactory::_narrow (obj.in ());

      ACE_ASSERT (!CORBA::is_nil (this->event_log_factory_.in ()));


      // create a log..

      ACE_DEBUG ((LM_DEBUG,
                  "\nCalling EventLogFactory::create...\n"));

      DsLogAdmin::LogFullActionType logfullaction = DsLogAdmin::halt;
      DsLogAdmin::CapacityAlarmThresholdList threshold = 0;
      CORBA::ULongLong max_size = 0; // 0 means "infinite"

      DsLogAdmin::LogId logid = 0;

      DsEventLogAdmin::EventLog_var event_log =
      // DsLogAdmin::Log_var event_log =
        this->event_log_factory_->create (logfullaction,
                                          max_size,
                                          threshold,
                                          logid);


      ACE_DEBUG ((LM_DEBUG,
                  "Create returned logid = %d\n",logid));

      CosEventChannelAdmin::SupplierAdmin_var supplier_admin =
        event_log->for_suppliers ();

      this->consumer_ =
        supplier_admin->obtain_push_consumer ();

      CosEventComm::PushSupplier_var supplier =
        this->_this ();

      this->consumer_->connect_push_supplier (supplier.in ());

      // Create some fake log events.
      CORBA::Any event;
      event <<= CORBA::ULong (10);

      for (int d = 0; d < LOG_EVENT_COUNT; d++)
        {
          this->consumer_->push (event);
        }

      ACE_DEBUG ((LM_DEBUG,
                  "Writing %d records...\n", LOG_EVENT_COUNT));

      ACE_DEBUG ((LM_DEBUG,
                  "Calling EventLog::get_n_records...\n"));
      CORBA::ULongLong retval = event_log->get_n_records ();

      ACE_DEBUG ((LM_DEBUG, "Number of records in Log = %d\n", retval));

      ACE_DEBUG ((LM_DEBUG,
                  "Calling EventLog::get_current_size...\n"));
      retval = event_log->get_current_size ();

      ACE_DEBUG ((LM_DEBUG, "Size of data in Log = %d\n", retval));

      ACE_DEBUG ((LM_DEBUG, "Querying the Log: %s\n", QUERY_1));
      DsLogAdmin::Iterator_var iter_out;
      DsLogAdmin::RecordList_var rec_list =
        event_log->query (QUERY_LANG, QUERY_1, iter_out);

      CORBA::ULong j = 0;
      for (; j < rec_list->length();++j)
      ACE_DEBUG ((LM_DEBUG,
                  "id = %Q, time= %Q\n",
                  rec_list[j].id, rec_list[j].time));

      ACE_DEBUG ((LM_DEBUG,
                  "Deleting records...\n"));

      retval = event_log->delete_records (QUERY_LANG, QUERY_2);

      ACE_DEBUG ((LM_DEBUG,
                  "Calling EventLog::get_n_records...\n"));
      retval = event_log->get_n_records ();

      ACE_DEBUG ((LM_DEBUG, "Number of records in Log after delete = %d\n",
                  retval));

      ACE_DEBUG ((LM_DEBUG, "Geting the current_size again...\n"));
      retval = event_log->get_current_size ();

      ACE_DEBUG ((LM_DEBUG, "Size of data in Log = %d\n", retval));

     // Disconnect from the EC
      this->consumer_->disconnect_push_consumer ();

      // Destroy the EC....
      //event_channel->destroy ();
      event_log->destroy ();

      // Deactivate this object...
      PortableServer::ObjectId_var id =
        poa->servant_to_id (this);

      poa->deactivate_object (id.in ());

      // Destroy the POA
      poa->destroy (1, 0);

    }
  catch (const CORBA::Exception& ex)
    {
      ex._tao_print_exception ("Supplier::run");
      return 1;
    }
  return 0;
}

void
Supplier::disconnect_push_supplier (void)
{
}

