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// -*- C++ -*-
//=============================================================================
/**
* @file Invocation_Utils.h
*
* $Id$
*
*
* @author Balachandran Natarajan <bala@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef TAO_INVOCATION_UTILS_H
#define TAO_INVOCATION_UTILS_H
#include /**/ "ace/pre.h"
#include "ace/config-all.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include /**/ "tao/Versioned_Namespace.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
enum Invocation_Status
{
/// Initial state of the FSM in the invocation class.
TAO_INVOKE_START = 0,
/// The request must be restarted, a temporary failure has
/// occured.
TAO_INVOKE_RESTART,
/// invoke() call successful. Final state of the FSM.
TAO_INVOKE_SUCCESS,
/// Received a user exception from the remote object, and this
/// is one of the final states.
TAO_INVOKE_USER_EXCEPTION,
/// Received a system exception from the remote object or the
/// PI and it is one of the final states
TAO_INVOKE_SYSTEM_EXCEPTION,
/// Invocation failed. It is a final state.
TAO_INVOKE_FAILURE
};
/// Enums for invocation types
enum Invocation_Type {
/// A simple oneway invocation
TAO_ONEWAY_INVOCATION,
/// A simple twoway invocation
TAO_TWOWAY_INVOCATION
};
/// Enum for invocation modes
enum Invocation_Mode {
/// Standard synchronous twoway
TAO_SYNCHRONOUS_INVOCATION,
/// Asynchronous twoway with callback model for collecting the
/// replies.
TAO_ASYNCHRONOUS_CALLBACK_INVOCATION,
/// Asynchronous twoway with poller model for collecting the
/// replies.
/// @note This is not supported in TAO now
TAO_ASYNCHRONOUS_POLLER_INVOCATION,
/// Types of DII
TAO_DII_INVOCATION,
TAO_DII_DEFERRED_INVOCATION,
TAO_DII_ASYNCH_INVOCATION
};
enum Forward_On_Exception
{
FOE_NON = 0x0,
FOE_OBJECT_NOT_EXIST = 0x1,
FOE_COMM_FAILURE = 0x2,
FOE_TRANSIENT = 0x4,
FOE_INV_OBJREF = 0x8,
FOE_OBJ_ADAPTER = 0x10,
FOE_NO_RESPONSE = 0x20,
FOE_ALL = 0xFFFFFFFF
};
}
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_INVOCATION_UTILS_H */
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