// This may look like C, but it's really -*- C++ -*-

//=============================================================================
/**
 *  @file    Basic_Argument_T.h
 *
 *  $Id$
 *
 *  @authors Jeff Parsons and Carlos O'Ryan
 */
//=============================================================================


#ifndef TAO_BASIC_ARGUMENT_T_H
#define TAO_BASIC_ARGUMENT_T_H

#include /**/ "ace/pre.h"

#include "tao/Argument.h"

#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */

namespace TAO
{
  /**
   * @class In_Basic_Argument_T
   *
   * @brief Template class for IN stub argument of basic IDL types.
   *
   */
  template<typename S>
  class In_Basic_Argument_T : public Argument
  {
  public:
    In_Basic_Argument_T (S const & x);

    virtual CORBA::Boolean marshal (TAO_OutputCDR &);

    virtual void interceptor_param (Dynamic::Parameter &);

    S arg (void) const;

  private:
    S const & x_;
  };

  /**
   * @class Inout_Basic_Argument_T
   *
   * @brief Template class for INOUT stub argument of basic IDL types.
   *
   */
  template<typename S>
  class Inout_Basic_Argument_T : public Argument
  {
  public:
    Inout_Basic_Argument_T (S & x);

    virtual CORBA::Boolean marshal (TAO_OutputCDR &);
    virtual CORBA::Boolean demarshal (TAO_InputCDR &);

    virtual void interceptor_param (Dynamic::Parameter &);

    S & arg (void);

  private:
    mutable S & x_;
  };

  /**
   * @class Out_Basic_Argument_T
   *
   * @brief Template class for OUT stub argument of basic IDL types.
   *
   */
  template<typename S>
  class Out_Basic_Argument_T : public Argument
  {
  public:
    Out_Basic_Argument_T (S & x);

    virtual CORBA::Boolean demarshal (TAO_InputCDR &);

    virtual void interceptor_param (Dynamic::Parameter &);

    S & arg (void);

  private:
    mutable S & x_;
  };

  /**
   * @class Ret_Basic_Argument_T
   *
   * @brief Template class for return stub value of basic IDL types.
   *
   */
  template<typename S>
  class Ret_Basic_Argument_T : public Argument
  {
  public:
    Ret_Basic_Argument_T (void);

    virtual CORBA::Boolean demarshal (TAO_InputCDR &);

    virtual void interceptor_result (CORBA::Any *);

    S & arg (void);

    S excp (void);
    S retn (void);

  private:
    S x_;
  };

  /**
   * @struct Basic_Tag
   *
   * @brief Struct for basic IDL type arguments id tag.
   *
   */
  struct TAO_Export Basic_Tag {};

  /**
   * @struct Basic_Arg_Traits_T
   *
   * @brief Template class for stub argument traits of basic IDL types.
   *
   */
  template<typename T>
  struct Basic_Arg_Traits_T
  {
    typedef T                           ret_type;
    typedef T                           in_type;
    typedef T &                         inout_type;
    typedef T &                         out_type;

    typedef In_Basic_Argument_T<T>      in_arg_val;
    typedef Inout_Basic_Argument_T<T>   inout_arg_val;
    typedef Out_Basic_Argument_T<T>     out_arg_val;
    typedef Ret_Basic_Argument_T<T>     ret_val;

    typedef Basic_Tag                   idl_tag;
  };
}

#if defined (__ACE_INLINE__)
#include "tao/Basic_Argument_T.inl"
#endif /* __ACE_INLINE__ */

#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "tao/Basic_Argument_T.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */

#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("Basic_Argument_T.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */

#include /**/ "ace/post.h"

#endif /* TAO_BASIC_ARGUMENT_T_H */