C++ TAO_InputCDR::good_bit方法代码示例

  /*static*/ CORBA::Boolean
  PG_Utils::get_tagged_component (
      PortableGroup::ObjectGroup *&ior,
      PortableGroup::TagGroupTaggedComponent &tg)
  {
    if (ior->_stubobj () == 0)
      return 0;

    TAO_MProfile &mprofile =
      ior->_stubobj ()->base_profiles ();

    // Looking for a tagged component with a TAG_FT_GROUP flag.
    IOP::TaggedComponent tc;
    tc.tag = IOP::TAG_FT_GROUP;

    CORBA::ULong count =
      mprofile.profile_count ();

    for (CORBA::ULong i = 0;
         i < count;
         i++)
      {

        // Get the Tagged Components
        const TAO_Tagged_Components &pfile_tagged =
          mprofile.get_profile (i)->tagged_components ();

        // Look for the primary
        if (pfile_tagged.get_component (tc) == 1)
          {
            TAO_InputCDR cdr (reinterpret_cast<const char*> (tc.component_data.get_buffer ()),
                            tc.component_data.length ());

            CORBA::Boolean byte_order;

            cdr >> ACE_InputCDR::to_boolean (byte_order);

            if (!cdr.good_bit ())
              return 0;

            cdr.reset_byte_order (static_cast<int> (byte_order));

            cdr >> tg;

            if (cdr.good_bit ())
              return 1;
          }
      }

CORBA::Boolean
CORBA::ValueBase::_tao_unmarshal_value_indirection_pre (TAO_InputCDR &strm,
                                                        TAO_InputCDR &indirected_strm)
{
  CORBA::Long offset = 0;
  if (!strm.read_long (offset) ||  offset >= 0)
    {
      return false;
    }

  size_t const buffer_size = -(offset) + sizeof (CORBA::Long);
  // Cribbed from tc_demarshal_indirection in Typecode_CDR_Extraction.cpp
  indirected_strm = TAO_InputCDR (strm.rd_ptr () + offset - sizeof (CORBA::Long),
    buffer_size,
    strm.byte_order ());

  indirected_strm.set_repo_id_map (strm.get_repo_id_map ());
  indirected_strm.set_codebase_url_map (strm.get_codebase_url_map ());
  indirected_strm.set_value_map (strm.get_value_map ());
  return indirected_strm.good_bit ();
}

void ReplicaController::
listener ()
{
  try
  {
    for (char buffer[1024];;)
    {
      size_t n = group_->recv (buffer, sizeof (buffer));

      ACE_HEX_DUMP ((LM_DEBUG, buffer, n));

      TAO_InputCDR cdr (buffer, n);

      CORBA::OctetSeq object_id;
      PortableInterceptor::AdapterName adapter_name;
      CORBA::String_var client_id;
      CORBA::Long retention_id;
      CORBA::OctetSeq reply;
      CORBA::Any state;

      cdr >> object_id;
      cdr >> adapter_name;
      cdr >> client_id.out ();
      cdr >> retention_id;
      cdr >> reply;
      cdr >> state;

      if (!cdr.good_bit ())
      {
        ACE_DEBUG ((LM_DEBUG, "CDR failed\n"));
        //@@ what to do?
      }

      ACE_DEBUG ((LM_DEBUG,
                  "Received log for %s with rid %i\n",
                  client_id.in (),
                  retention_id));


      RecordId rid (client_id.in (), retention_id);

      CORBA::OctetSeq_var tmp (new CORBA::OctetSeq (reply));
      log_.insert (rid, tmp);

      // Update state.
      CORBA::TypeCode_var tc = state.type ();

      if (tc->kind () != CORBA::tk_null)
      {
        PortableServer::POA_var poa = resolve_poa (adapter_name);

        PortableServer::ServantBase_var servant =
          poa->id_to_servant (object_id);

        Checkpointable* target =
          dynamic_cast<Checkpointable*> (servant.in ());

        if (target) target->set_state (state);
      }
    }
  }
  catch (ACE_TMCast::Group::Failed const&)
  {
    ACE_DEBUG ((LM_DEBUG,
                "Group failure. Perhaps, I am alone in the group.\n"));
  }
  catch (ACE_TMCast::Group::InsufficienSpace const&)
  {
    ACE_DEBUG ((LM_DEBUG, "Group::InsufficienSpace\n"));
  }

  orb_->shutdown (0);
}