/**
 * @file TC.idl
 *
 * @brief Defines the TAO::Transport::Current interface
 *
 * @author Iliyan Jeliazkov <iliyan@ociweb.com>
 */

#ifndef TAO_TRANSPORT_CURRENT_IDL
#define TAO_TRANSPORT_CURRENT_IDL

#include "tao/IOP.pidl"
#include "tao/TimeBase.pidl"

module TAO
{
  /// A type used to represent counters
  typedef unsigned long long CounterT;

  module Transport
  {
    /// Used to signal that a call was made within improper invocation
    /// context.  Also, this exception is thrown if no Transport has
    /// been selected for the current thread, for example in a
    /// collocated invocation.
    exception NoContext
    {
    };

    /// The primary interface, providing access to Transport
    /// information, available to the current thread.
    local interface Current
    {
      /// Transport ID, unique within the process.
      readonly attribute long id raises (NoContext);

      /// Bytes sent/received through the transport.
      readonly attribute CounterT bytes_sent raises (NoContext);
      readonly attribute CounterT bytes_received raises (NoContext);

      /// Messages (requests and replies) sent/received using the current
      /// protocol.
      readonly attribute CounterT messages_sent raises (NoContext);
      readonly attribute CounterT messages_received raises (NoContext);

      /// The absolute time (miliseconds) since the transport has been
      /// open.
      readonly attribute TimeBase::TimeT open_since raises (NoContext);
    };
  };
};

#endif /* TAO_TRANSPORT_CURRENT_IDL */
