TAO/tao/AnyTypeCode/Any_Impl.cpp


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// -*- C++ -*-
#include "tao/AnyTypeCode/Any_Impl.h"
#include "tao/AnyTypeCode/TypeCode.h"
#include "tao/AnyTypeCode/Marshal.h"
#include "tao/ORB_Core.h"
#include "tao/Valuetype_Adapter.h"

#include "tao/CORBA_String.h"
#include "tao/SystemException.h"

#include "ace/Guard_T.h"

TAO_BEGIN_VERSIONED_NAMESPACE_DECL

TAO::Any_Impl::Any_Impl (_tao_destructor destructor,
                         CORBA::TypeCode_ptr tc,
                         bool encoded)
  : value_destructor_ (destructor)
  , type_ (CORBA::TypeCode::_duplicate (tc))
  , encoded_ (encoded)
  , refcount_ (1)
{
}

TAO::Any_Impl::~Any_Impl ()
{
}

CORBA::Boolean
TAO::Any_Impl::marshal (TAO_OutputCDR &cdr)
{
  CORBA::ValueBase * vb = 0;
  if (this->to_value (vb) && vb)
    {
      // Since we ARE a value type, we need to
      // send the ACTUAL derived typecode for
      // the type we are marshaling NOT the
      // typecode of the base pointer that may
      // have been inserted into the any.
      if ((cdr << TAO_ORB_Core_instance ()
                  ->valuetype_adapter()
                  ->derived_type (vb)) == 0)
        {
          return false;
        }
    }
  // Otherwise send the typecode of the inserted type.
  else if ((cdr << this->type_) == 0)
    {
      return false;
    }

  // Once the typecode has been marshaled send the actual
  // value (this is polymorphic for valuetypes)
  return this->marshal_value (cdr);
}

void
TAO::Any_Impl::free_value ()
{
  // We always have to do this.
  ::CORBA::release (this->type_);
}

CORBA::TypeCode_ptr
TAO::Any_Impl::type () const
{
  return CORBA::TypeCode::_duplicate (this->type_);
}

CORBA::TypeCode_ptr
TAO::Any_Impl::_tao_get_typecode () const
{
  return this->type_;
}

void
TAO::Any_Impl::type (CORBA::TypeCode_ptr tc)
{
  ::CORBA::release (this->type_);
  this->type_ = CORBA::TypeCode::_duplicate (tc);
}

int
TAO::Any_Impl::_tao_byte_order () const
{
  return TAO_ENCAP_BYTE_ORDER;
}

void
TAO::Any_Impl::_tao_any_string_destructor (void *x)
{
  char *tmp = static_cast<char *> (x);
  CORBA::string_free (tmp);
}

void
TAO::Any_Impl::_tao_any_wstring_destructor (void *x)
{
  CORBA::WChar *tmp = static_cast<CORBA::WChar *> (x);
  CORBA::wstring_free (tmp);
}

void
TAO::Any_Impl::_add_ref ()
{
  ++this->refcount_;
}

void
TAO::Any_Impl::_remove_ref ()
{
  CORBA::ULong const new_count = --this->refcount_;

  if (new_count != 0)
    return;

  this->free_value ();

  delete this;
}

void
TAO::Any_Impl::_tao_decode (TAO_InputCDR &)
{
  throw ::CORBA::NO_IMPLEMENT ();
}

CORBA::Boolean
TAO::Any_Impl::to_object (CORBA::Object_ptr &) const
{
  return false;
}

CORBA::Boolean
TAO::Any_Impl::to_value (CORBA::ValueBase *&) const
{
  return false;
}

CORBA::Boolean
TAO::Any_Impl::to_abstract_base (CORBA::AbstractBase_ptr &) const
{
  return false;
}

bool
TAO::Any_Impl::encoded () const
{
  return this->encoded_;
}

TAO_END_VERSIONED_NAMESPACE_DECL