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// $Id$

#ifndef TAO_VALUE_BOX_TYPECODE_CPP
#define TAO_VALUE_BOX_TYPECODE_CPP

#include "tao/Value_Box_TypeCode.h"

#ifndef __ACE_INLINE__
# include "tao/Value_Box_TypeCode.inl"
#endif  /* !__ACE_INLINE__ */


template <typename StringType, class RefCountPolicy>
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::~Value_Box (void)
{
  if (this->content_type_)
    CORBA::release (*this->content_type_);
}

template <typename StringType, class RefCountPolicy>
bool
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::tao_marshal (
  TAO_OutputCDR &) const
{
  // A tk_value_box TypeCode has a "complex" parameter list type (see
  // Table 15-2 in Section 15.3.5.1 "TypeCode" in the CDR section of
  // the CORBA specification), meaning that it must be marshaled into
  // a CDR encapsulation.

  // Create a CDR encapsulation.
  return
    (cdr << TAO_ENCAP_BYTE_ORDER)
    && (cdr << this->attributes_.id ())
    && (cdr << this->attributes_.name ())
    && (cdr << *(this->content_type_.in ()));
}

template <typename StringType, class RefCountPolicy>
void
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::tao_duplicate (void)
{
  this->RefCountPolicy::add_ref (void);
}

template <typename StringType, class RefCountPolicy>
void
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::tao_release (void)
{
  this->RefCountPolicy::remove_ref (void);
}

template <typename StringType, class RefCountPolicy>
CORBA::Boolean
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::equal_i (
  CORBA::TypeCode_ptr tc
  ACE_ENV_ARG_DECL_NOT_USED) const
{
  // The CORBA::TypeCode base class already verified equality of the
  // base attributes (id and name).  Perform an equality comparison of
  // the members.

  CORBA::TypeCode_var rhs_content_type =
    tc->content_type (ACE_ENV_SINGLE_ARG_PARAMETER);
  ACE_CHECK_RETURN (0);

  return this->content_type_->equal (rhs_content_type.in ()
                                     ACE_ENV_ARG_PARAMETER);
}

template <typename StringType, class RefCountPolicy>
CORBA::Boolean
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::equivalent_i (
  CORBA::TypeCode_ptr tc
  ACE_ENV_ARG_DECL) const
{
  // We could refactor this code to the CORBA::TypeCode::equivalent()
  // method but doing so would force us to determine the unaliased
  // kind of this TypeCode.  Since we already know the unaliased kind
  // of this TypeCode, choose to optimize away the additional kind
  // unaliasing operation rather than save space.

  CORBA::TCKind const tc_kind =
    TAO::unaliased_kind (tc
                         ACE_ENV_ARG_PARAMETER);
  ACE_CHECK_RETURN (0);

  if (tc_kind != CORBA::tk_value_box)
    return (0);

  char const * const this_id = this->attributes_.id ();
  char const * const tc_id   = tc->id (ACE_ENV_SINGLE_ARG_PARAMETER);
  ACE_CHECK_RETURN (0);

  if (ACE_OS::strlen (this_id) == 0
      || ACE_OS::strlen (tc_id) == 0)
    {
      CORBA::TypeCode_var rhs_content_type =
        tc->content_type (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_CHECK_RETURN (0);

      return *(this->content_type_)->equivalent (rhs_content_type.in ()
                                                 ACE_ENV_ARG_PARAMETER);
    }
  else if (ACE_OS::strcmp (this_id, tc_id) != 0)
    {
      return 0;
    }

  return 1;
}

template <typename StringType, class RefCountPolicy>
CORBA::TCKind
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::kind_i (
  ACE_ENV_SINGLE_ARG_DECL_NOT_USED) const
{
  return CORBA::tk_value_box;
}

template <typename StringType, class RefCountPolicy>
CORBA::TypeCode_ptr
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::get_compact_typecode_i (
  ACE_ENV_SINGLE_ARG_DECL) const
{
  TAO_TypeCodeFactory_Adapter * adapter =
    ACE_Dynamic_Service<TAO_TypeCodeFactory_Adapter>::instance (
        TAO_ORB_Core::typecodefactory_adapter_name ()
      );

  if (adapter == 0)
    {
      ACE_THROW_RETURN (CORBA::INTERNAL (),
                        CORBA::TypeCode::_nil ());
    }

  CORBA::TypeCode_var compact_content_type =
    *(this->content_type_)->get_compact_typecode (
      ACE_ENV_SINGLE_ARG_PARAMETER);
  ACE_CHECK_RETURN (CORBA::TypeCode::_nil ());

  return adapter->create_value_box_tc (this->attributes_.id (),
                                       ""  /* empty name */
                                       compact_content_type.in ()
                                       ACE_ENV_ARG_PARAMETER);
}

template <typename StringType, class RefCountPolicy>
char const *
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::id_i (
  ACE_ENV_SINGLE_ARG_DECL_NOT_USED) const
{
  // Ownership is retained by the TypeCode, as required by the C++
  // mapping.
  return this->attributes_.id ();
}

template <typename StringType, class RefCountPolicy>
char const *
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::name_i (
  ACE_ENV_SINGLE_ARG_DECL_NOT_USED) const
{
  // Ownership is retained by the TypeCode, as required by the C++
  // mapping.
  return this->attributes_.name ();
}

template <typename StringType, class RefCountPolicy>
CORBA::TypeCode_ptr
TAO::TypeCode::Value_Box<StringType, RefCountPolicy>::content_type_i (
  ACE_ENV_SINGLE_ARG_DECL_NOT_USED) const
{
  return CORBA::TypeCode::_duplicate (*this->content_type_);
}

#endif  /*  TAO_VALUE_BOX_TYPECODE_CPP */