path: root/TAO/TAO_IDL/be/be_visitor_array/serializer_op_cs.cpp

//
// $Id$
//

// ============================================================================
//
// = LIBRARY
//    TAO IDL
//
// = FILENAME
//    serializer_op_cs.cpp
//
// = DESCRIPTION
//    Visitor for code generation of Arrays for the
//    TAO::DCPS::Serializer operators in the client stubs.
//
// = AUTHOR
//    Scott Harris <harris_s@ociweb.com> based on code by
//    Jeff Parsons <parsons@cs.wustl.edu>
//
// ============================================================================

ACE_RCSID (be_visitor_array,
           serializer_op_cs,
           "$Id$")

// ***************************************************************************
// Array visitor for generating Serializer operator declarations in the client
// stubs file
// ***************************************************************************

be_visitor_array_serializer_op_cs::be_visitor_array_serializer_op_cs (
    be_visitor_context *ctx
  )
  : be_visitor_decl (ctx)
{
}

be_visitor_array_serializer_op_cs::~be_visitor_array_serializer_op_cs (void)
{
}

int
be_visitor_array_serializer_op_cs::visit_array (be_array *node)
{
  if (this->ctx_->alias ())
    {
      // We are here because we are visiting base type
      // of the array node which is itself an
      // array, i.e., this is a case of array of array.
      return this->visit_node (node);
    }

  if (node->cli_stub_serializer_op_gen ()
      || node->imported ()
      || node->is_local ())
    {
      return 0;
    }

  // Retrieve the base type.
  be_type *bt = be_type::narrow_from_decl (node->base_type ());

  if (!bt)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Bad base type\n"),
                        -1);
    }
  
  AST_Decl::NodeType nt = bt->node_type ();

  // If we contain an anonymous sequence,
  // generate code for the sequence here.

  if (nt == AST_Decl::NT_sequence)
    {
      if (this->gen_anonymous_base_type (bt,
                                         TAO_CodeGen::TAO_ROOT_SERIALIZER_OP_CS)
          == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_array_serializer_op_cs::"
                             "visit_array - "
                             "gen_anonymous_base_type failed\n"),
                            -1);
        }
    }

  // If the array is an anonymous member and if its element type
  // is a declaration (not a reference), we must generate code for
  // the declaration.
  if (this->ctx_->alias () == 0 // Not a typedef.
      && bt->is_child (this->ctx_->scope ()))
    {
      int status = 0;
      be_visitor_context ctx (*this->ctx_);

      switch (nt)
      {
        case AST_Decl::NT_enum:
          {
            be_visitor_enum_serializer_op_cs ec_visitor (&ctx);
            status = bt->accept (&ec_visitor);
            break;
          }
        case AST_Decl::NT_struct:
          {
            be_visitor_structure_serializer_op_cs sc_visitor (&ctx);
            status = bt->accept (&sc_visitor);
            break;
          }
        case AST_Decl::NT_union:
          {
            be_visitor_union_serializer_op_cs uc_visitor (&ctx);
            status = bt->accept (&uc_visitor);
            break;
          }
        default:
          break;
      }

      if (status == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_array_ch::"
                             "visit_array - "
                             "array base type codegen failed\n"),
                            -1);
        }
    }

  // For anonymous arrays, the type name has a _ prepended. We compute the
  // full_name with or without the underscore and use it later on.
  char fname [NAMEBUFSIZE];  // to hold the full and

  // Save the node's local name and full name in a buffer for quick use later
  // on.
  ACE_OS::memset (fname,
                  '\0',
                  NAMEBUFSIZE);

  if (this->ctx_->tdef ())
    {
      ACE_OS::sprintf (fname, "%s", node->full_name ());
    }
  else
    {
      // For anonymous arrays ...
      // We have to generate a name for us that has an underscope prepended
      // to our local name. This needs to be inserted after the parents's
      // name.

      if (node->is_nested ())
        {
          be_decl *parent =
            be_scope::narrow_from_scope (node->defined_in ())->decl ();
          ACE_OS::sprintf (fname,
                           "%s::_%s",
                           parent->full_name (),
                           node->local_name ()->get_string ());
        }
      else
        {
          ACE_OS::sprintf (fname,
                           "_%s",
                           node->full_name ());
        }
    }

  // Generate the Serializer << and >> operator defns.

  TAO_OutStream *os = this->ctx_->stream ();
  this->ctx_->node (node);

  *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl
      << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl;

  //  Set the sub state as generating code for the size method
  this->ctx_->sub_state (TAO_CodeGen::TAO_MAX_MARSHALED_SIZE);
  *os << "size_t _dcps_max_marshaled_size (" << be_idt << be_idt_nl
      << "const " << fname << "_forany &_tao_array" << be_uidt_nl
      <<")" << be_uidt_nl
      << "{" << be_idt_nl;

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Base type codegen failed\n"),
                        -1);
    }

  *os << "}" << be_nl << be_nl;

  //  Set the sub state as generating code for the size method
  this->ctx_->sub_state (TAO_CodeGen::TAO_IS_BOUNDED_SIZE);
  *os << "::CORBA::Boolean _tao_is_bounded_size (" << be_idt << be_idt_nl
      << "const " << fname << "_forany &_tao_array" << be_uidt_nl
      <<")" << be_uidt_nl
      << "{" << be_idt_nl;

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Base type codegen failed\n"),
                        -1);
    }

  *os << "}" << be_nl << be_nl;

  //  Set the sub state as generating code for the size method
  this->ctx_->sub_state (TAO_CodeGen::TAO_FIND_SIZE);
  *os << "size_t _dcps_find_size (" << be_idt << be_idt_nl
      << "const " << fname << "_forany &_tao_array" << be_uidt_nl
      <<")" << be_uidt_nl
      << "{" << be_idt_nl;

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Base type codegen failed\n"),
                        -1);
    }

  *os << "}" << be_nl << be_nl;


  //  Set the sub state as generating code for the output operator.
  this->ctx_->sub_state (TAO_CodeGen::TAO_CDR_OUTPUT);
  *os << "::CORBA::Boolean operator<< (" << be_idt << be_idt_nl
      << "TAO::DCPS::Serializer &strm," << be_nl
      << "const " << fname << "_forany &_tao_array" << be_uidt_nl
      << ")" << be_uidt_nl
      << "{" << be_idt_nl;

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Base type codegen failed\n"),
                        -1);
    }

  *os << "}" << be_nl << be_nl;

  this->ctx_->sub_state (TAO_CodeGen::TAO_CDR_INPUT);
  *os << "::CORBA::Boolean operator>> (" << be_idt << be_idt_nl
      << "TAO::DCPS::Serializer &strm," << be_nl
      << fname << "_forany &_tao_array" << be_uidt_nl
      << ")" << be_uidt_nl
      << "{" << be_idt_nl;

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "be_visitor_array_serializer_op_cs::"
                         "visit_array - "
                         "Base type codegen failed\n"),
                        -1);
    }

  *os << "}";

  node->cli_stub_serializer_op_gen (1);
  return 0;
}

// Handle all the base types.

int
be_visitor_array_serializer_op_cs::visit_enum (be_enum *node)
{
  TAO_OutStream *os = this->ctx_->stream ();

  unsigned long i;

  // Grab the array node.
  be_array *array = this->ctx_->be_node_as_array ();

  if (!node)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad array node\n"),
                        -1);
    }

  // Check what is the code generation substate. Are we generating
  // code for the in/out operators for our parent or for us?
  switch (this->ctx_->sub_state ())
    {
    case TAO_CodeGen::TAO_IS_BOUNDED_SIZE:
      *os << "ACE_UNUSED_ARG (_tao_array);" << be_nl
          << "return true; // array of enum" << be_uidt_nl;
      break;
    case TAO_CodeGen::TAO_FIND_SIZE:
    case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE:
      {
        *os << "ACE_UNUSED_ARG (_tao_array);" << be_nl;
        *os << "// array of enum = sizeof ( ::CORBA::ULong) * array size" << be_nl
            << "return _dcps_max_marshaled_size_ulong () * ";

        unsigned long ndims = array->n_dims ();

        // Generate a product of all the dimensions. This will be the total length
        // of the "unfolded" single dimensional array.
        for (i = 0; i < ndims; ++i)
          {
            // Retrieve the ith dimension value.
            AST_Expression *expr = array->dims ()[i];

            if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                  "(%N:%l) be_visitor_array_serializer_op_cs::"
                                  "visit_predefined_type - "
                                  "bad array dimension\n"),
                                  -1);
              }

            if (i != 0)
              {
                // Do not generate the multiplication operator the first time in.
                *os << "*";
              }

            if (expr->ev ()->et == AST_Expression::EV_ulong)
              {
                // Generate a loop for each dimension.
                *os << expr->ev ()->u.ulval;
              }
            else
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                  "(%N:%l) be_visitor_array_serializer_op_cs::"
                                  "visit_predefined_type - "
                                  "bad array dimension value\n"),
                                  -1);
              }
          }

  *os << ";" << be_uidt_nl;
      }
      break;

    default:
      return this->visit_node (node);
    }
  return 0;
}

int
be_visitor_array_serializer_op_cs::visit_interface (be_interface *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_interface_fwd (be_interface_fwd *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_valuetype (be_valuetype *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_valuetype_fwd (be_valuetype_fwd *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_predefined_type (
    be_predefined_type *node
  )
{
  TAO_OutStream *os = this->ctx_->stream ();

  switch (node->pt ())
    {
    case AST_PredefinedType::PT_pseudo:
    case AST_PredefinedType::PT_object:
    case AST_PredefinedType::PT_value:
    case AST_PredefinedType::PT_abstract:
    case AST_PredefinedType::PT_any:
      // Let the helper handle this.
      return this->visit_node (node);
    case AST_PredefinedType::PT_void:
      // error
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "Bad primitive type\n"),
                        -1);
    default:
      // All other primitive types. Handle them as shown below.
      break;
    };

  // We get here if the "type" of individual elements of the array is a
  // primitive type. In this case, we treat the array as a single dimensional
  // array (even though it was multi-dimensional), and pass the total length
  // of the array as a cross product of the dimensions.

  unsigned long i;

  // Grab the array node.
  be_array *array = this->ctx_->be_node_as_array ();

  if (!node)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad array node\n"),
                        -1);
    }

  // Check what is the code generation substate. Are we generating
  // code for the in/out operators for our parent or for us?
  switch (this->ctx_->sub_state ())
    {
    case TAO_CodeGen::TAO_IS_BOUNDED_SIZE:
      // all predefined types are fixed size hence they are bounded.
      *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
      *os << "return true;" << be_uidt_nl;
      return 0; // all done - no need to get the array size
      break;

    // all predefined types are fixed size so
    //      _dcps_find_size() = _dcps_max_marshaled_size
    case TAO_CodeGen::TAO_FIND_SIZE:
    case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE:
      switch (node->pt ())
        {
        case AST_PredefinedType::PT_octet:
          *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
          *os << "return (_dcps_max_marshaled_size_octet () *";
          break;
        case AST_PredefinedType::PT_char:
          *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
          *os << "return (_dcps_max_marshaled_size_char () *";
          break;
        case AST_PredefinedType::PT_wchar:
          *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
          *os << "return (_dcps_max_marshaled_size_wchar () *";
          break;
        case AST_PredefinedType::PT_long:
        case AST_PredefinedType::PT_ulong:
        case AST_PredefinedType::PT_short:
        case AST_PredefinedType::PT_ushort:
        case AST_PredefinedType::PT_float:
        case AST_PredefinedType::PT_double:
        case AST_PredefinedType::PT_longlong:
        case AST_PredefinedType::PT_ulonglong:
        case AST_PredefinedType::PT_longdouble:
          // array size = slice type size * length
          // note: *(_tao_array.in ()) is the array's slice; hence base type
          *os << "return (_dcps_max_marshaled_size (*(_tao_array.in ())) * ";
          break;
          break;
        case AST_PredefinedType::PT_boolean:
          *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
          *os << "return (_dcps_max_marshaled_size_boolean () *";
          break;
        default:
          ACE_ERROR_RETURN ((LM_ERROR,
                            "(%N:%l) be_visitor_array_serializer_op_cs::"
                            "visit_predefined_type - "
                            "bad primitive type for _dcps_max_marshaled_size code gen\n"),
                            -1);
        }
      break;

        case TAO_CodeGen::TAO_CDR_INPUT:
        case TAO_CodeGen::TAO_CDR_OUTPUT:
          {
  // We generate optimized code based on an optimized interface available from
  // the Serializer class. These optimizations are applicable only to primitive
  // types.
  *os << " return strm.";

  // Based on our substate, we may be reading from a stream or writing into a
  // stream.
  switch (this->ctx_->sub_state ())
    {
    case TAO_CodeGen::TAO_CDR_INPUT:
      *os << "read_";
      break;
    case TAO_CodeGen::TAO_CDR_OUTPUT:
      *os << "write_";
      break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad sub state\n"),
                        -1);
    }

  // Determine what kind of array are we reading/writing.
  switch (node->pt ())
    {
    case AST_PredefinedType::PT_long:
      *os << "long_array";
      break;
    case AST_PredefinedType::PT_ulong:
      *os << "ulong_array";
      break;
    case AST_PredefinedType::PT_short:
      *os << "short_array";
      break;
    case AST_PredefinedType::PT_ushort:
      *os << "ushort_array";
      break;
    case AST_PredefinedType::PT_octet:
      *os << "octet_array";
      break;
    case AST_PredefinedType::PT_char:
      *os << "char_array";
      break;
    case AST_PredefinedType::PT_wchar:
      *os << "wchar_array";
      break;
    case AST_PredefinedType::PT_float:
      *os << "float_array";
      break;
    case AST_PredefinedType::PT_double:
      *os << "double_array";
      break;
    case AST_PredefinedType::PT_longlong:
      *os << "longlong_array";
      break;
    case AST_PredefinedType::PT_ulonglong:
      *os << "ulonglong_array";
      break;
    case AST_PredefinedType::PT_longdouble:
      *os << "longdouble_array";
      break;
    case AST_PredefinedType::PT_boolean:
      *os << "boolean_array";
      break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad primitive type for optimized code gen\n"),
                        -1);
    }

  // Handle special case to avoid compiler errors.
  switch (this->ctx_->sub_state ())
    {
    case TAO_CodeGen::TAO_CDR_INPUT:
      *os << " ((";
      break;
    case TAO_CodeGen::TAO_CDR_OUTPUT:
      *os << " ((const ";
      break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad substate in context\n"),
                        -1);
    }

  switch (node->pt ())
    {
    case AST_PredefinedType::PT_long:
      *os << "ACE_CDR::Long *)";
      break;
    case AST_PredefinedType::PT_ulong:
      *os << "ACE_CDR::ULong *)";
      break;
    case AST_PredefinedType::PT_short:
      *os << "ACE_CDR::Short *)";
      break;
    case AST_PredefinedType::PT_ushort:
      *os << "ACE_CDR::UShort *)";
      break;
    case AST_PredefinedType::PT_octet:
      *os << "ACE_CDR::Octet *)";
      break;
    case AST_PredefinedType::PT_char:
      *os << "ACE_CDR::Char *)";
      break;
    case AST_PredefinedType::PT_wchar:
      *os << "ACE_CDR::WChar *)";
      break;
    case AST_PredefinedType::PT_float:
      *os << "ACE_CDR::Float *)";
      break;
    case AST_PredefinedType::PT_double:
      *os << "ACE_CDR::Double *)";
      break;
    case AST_PredefinedType::PT_longlong:
      *os << "ACE_CDR::LongLong *)";
      break;
    case AST_PredefinedType::PT_ulonglong:
      *os << "ACE_CDR::ULongLong *)";
      break;
    case AST_PredefinedType::PT_longdouble:
      *os << "ACE_CDR::LongDouble *)";
      break;
    case AST_PredefinedType::PT_boolean:
      *os << "ACE_CDR::Boolean *)";
      break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad primitive type for optimized code gen\n"),
                        -1);
    }

  // Handle special case to avoid compiler errors.
  switch (this->ctx_->sub_state ())
    {
    case TAO_CodeGen::TAO_CDR_INPUT:
      *os << " _tao_array.out (), ";
      break;
    case TAO_CodeGen::TAO_CDR_OUTPUT:
      *os << "_tao_array.in (), ";
      break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad substate in context\n"),
                        -1);
        }
    } // end TAO_CDR_INPUT/OUTPUT specific code.
    break;
    case TAO_CodeGen::TAO_CDR_SCOPE:
      // This is done in serializer_op_cs and hacked into *.i.
      break;
    default:
      // Error.
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_predefined_type - "
                         "bad sub state\n"),
                        -1);
    }

  unsigned long ndims = array->n_dims ();

  // Generate a product of all the dimensions. This will be the total length
  // of the "unfolded" single dimensional array.
  for (i = 0; i < ndims; ++i)
    {
      // Retrieve the ith dimension value.
      AST_Expression *expr = array->dims ()[i];

      if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_array_serializer_op_cs::"
                             "visit_predefined_type - "
                             "bad array dimension\n"),
                            -1);
        }

      if (i != 0)
        {
          // Do not generate the multiplication operator the first time in.
          *os << "*";
        }

      if (expr->ev ()->et == AST_Expression::EV_ulong)
        {
          // Generate a loop for each dimension.
          *os << expr->ev ()->u.ulval;
        }
      else
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_array_serializer_op_cs::"
                             "visit_predefined_type - "
                             "bad array dimension value\n"),
                            -1);
        }
    }

  *os << ");" << be_uidt_nl;

  return 0;
}

int
be_visitor_array_serializer_op_cs::visit_sequence (be_sequence *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_string (be_string *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_structure (be_structure *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_union (be_union *node)
{
  return this->visit_node (node);
}

int
be_visitor_array_serializer_op_cs::visit_typedef (be_typedef *node)
{
  this->ctx_->alias (node);

  // The node to be visited in the base primitve type that gets typedefed.
  be_type *bt = node->primitive_base_type ();

  if (!bt || (bt->accept (this) == -1))
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_typedef - "
                         "Bad primitive type\n"),
                        -1);
    }

  this->ctx_->alias (0);
  return 0;
}

// Helper.
int
be_visitor_array_serializer_op_cs::visit_node (be_type *bt)
{
  TAO_OutStream *os = this->ctx_->stream ();
  unsigned long i;
  be_array *node = this->ctx_->be_node_as_array ();
  AST_Decl::NodeType nt = bt->node_type ();

  if (!node)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_node - "
                         "bad array node\n"),
                        -1);
    }

  unsigned long ndims = node->n_dims ();

  AST_Decl::NodeType bnt = bt->node_type ();

  switch (this->ctx_->sub_state ())
      {
      case TAO_CodeGen::TAO_IS_BOUNDED_SIZE:
        switch (bnt)
          {
          case AST_Decl::NT_string:
          case AST_Decl::NT_wstring:
            {
            be_string *str =
              be_string::narrow_from_decl (bt);

            if (!str)
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                   "(%N:%l) be_visitor_array_serializer_op_cs::"
                                   "visit_node - "
                                   "bad string node\n"),
                                  -1);
              }

            *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
            if (0 == str->max_size ()->ev ()->u.ulval)
              *os << "return false; // array of unbounded string";
            else
              *os << "return true; //  array of bounded string ";
            }
            break;
          case AST_Decl::NT_array:
              *os << "// use ULong instead of literal to avoid overload ambiguity"
                  << be_nl << "::CORBA::ULong first = 0;" << be_nl
                  << "// must use forany instead of a slice to avoid overload ambiguity"
                  << be_nl
                  << bt->name () << "_var tmp_var ("
                  << bt->name () << "_dup (_tao_array";

              for (i = 0; i < ndims; ++i)
                {
                  *os << "[first]";
                }

              *os << "));" << be_nl;
              *os << bt->name () << "_forany tmp (tmp_var.inout ());" << be_nl;
              *os << "return _tao_is_bounded_size (tmp);";
            break;
          default:
            *os << "return _tao_is_bounded_size (*(_tao_array.in ()));";
            break;
          }
          *os << be_uidt_nl;
          break;
      case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE:
        {
        switch (bnt)
          {
          case AST_Decl::NT_string:
          case AST_Decl::NT_wstring:
            {
            be_string *str =
              be_string::narrow_from_decl (bt);

            if (!str)
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                   "(%N:%l) be_visitor_array_serializer_op_cs::"
                                   "visit_node - "
                                   "bad string node\n"),
                                  -1);
              }
            *os << "ACE_UNUSED_ARG(_tao_array);" << be_nl;
            char buff[15];
            ACE_OS::sprintf(buff, "%ld", str->max_size ()->ev ()->u.ulval);
            *os << "return _dcps_max_marshaled_size_ulong () + (" << buff;
            }
            break;
          case AST_Decl::NT_array:
              *os << "// use ULong instead of literal to avoid overload ambiguity"
                  << be_nl << "::CORBA::ULong first = 0;" << be_nl
                  << "// must use forany instead of a slice to avoid overload ambiguity"
                  << be_nl
                  << bt->name () << "_var tmp_var ("
                  << bt->name () << "_dup (_tao_array";

              for (i = 0; i < ndims; ++i)
                {
                  *os << "[first]";
                }

              *os << "));" << be_nl;
              *os << bt->name () << "_forany tmp (tmp_var.inout ());" << be_nl;
              *os << "return (_dcps_max_marshaled_size (tmp)";
            break;
          default:
            // array size = slice type size * length
            // note: *(_tao_array.in ()) is the array's slice; hence base type
            *os << "return (_dcps_max_marshaled_size (*(_tao_array.in ()))";
            break;
          }
        *os << " * ";

        //SHH - TBD - this array dim size code could be common
        // Generate a product of all the dimensions. This will be the total length
        // of the "unfolded" single dimensional array.
        for (i = 0; i < ndims; ++i)
          {
            // Retrieve the ith dimension value.
            AST_Expression *expr = node->dims ()[i];

            if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                  "(%N:%l) be_visitor_array_serializer_op_cs::"
                                  "visit_node - "
                                  "bad array dimension\n"),
                                  -1);
              }

            if (i != 0)
              {
                // Do not generate the multiplication operator the first time in.
                *os << "*";
              }

            if (expr->ev ()->et == AST_Expression::EV_ulong)
              {
                // Generate a loop for each dimension.
                *os << expr->ev ()->u.ulval;
              }
            else
              {
                ACE_ERROR_RETURN ((LM_ERROR,
                                  "(%N:%l) be_visitor_array_serializer_op_cs::"
                                  "visit_node - "
                                  "bad array dimension value\n"),
                                  -1);
              }
          }

        *os << ");" << be_uidt_nl;

      }
        break;
      case TAO_CodeGen::TAO_FIND_SIZE:
      case TAO_CodeGen::TAO_CDR_INPUT:
      case TAO_CodeGen::TAO_CDR_OUTPUT:
        {
          if (TAO_CodeGen::TAO_FIND_SIZE == this->ctx_->sub_state ())
            {
            *os << "//iterate over the array to find the current size" << be_nl
                << "size_t the_length = 0;" << be_nl;
            }
          else
            {
              // Initialize a boolean variable.
              *os << "::CORBA::Boolean _tao_marshal_flag = true;" << be_nl;
            }

    unsigned long ndims = node->n_dims ();

    // We get here if the "type" of individual elements of the array is not a
    // primitive type. In this case, we are left with no other alternative but to
    // encode/decode element by element.

    // generate nested loops for as many dimensions as there are
    for (i = 0; i < ndims; ++i)
      {
        // Retrieve the ith dimension value.
        AST_Expression *expr = node->dims ()[i];

        if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
          {
            ACE_ERROR_RETURN ((LM_ERROR,
                              "(%N:%l) be_visitor_array_serializer_op_cs::"
                              "visit_node - "
                              "bad array dimension\n"),
                              -1);
          }

        if (expr->ev ()->et == AST_Expression::EV_ulong)
          {
            // Generate a loop for each dimension.
            *os << be_nl << "for ( ::CORBA::ULong i" << i
                << " = 0; i" << i << " < "
                << expr->ev ()->u.ulval;

            if (TAO_CodeGen::TAO_FIND_SIZE != this->ctx_->sub_state ())
                *os << " && _tao_marshal_flag";

            *os << "; i" << i
                << "++)" << be_idt_nl
                << "{" << be_idt;
          }
        else
          {
            ACE_ERROR_RETURN ((LM_ERROR,
                              "(%N:%l) be_visitor_array_serializer_op_cs::"
                              "visit_node - "
                              "bad array dimension value\n"),
                              -1);
          }
      }

    // @@ (JP) Need to factor out some of this into method call(s).
    switch (this->ctx_->sub_state ())
      {
      case TAO_CodeGen::TAO_FIND_SIZE:
        {
          *os << be_nl;
          if (AST_Decl::NT_array == bnt)
            {
              *os << bt->name () << "_var tmp_var ("
                  << bt->name () << "_dup (_tao_array";

              for (i = 0; i < ndims; ++i)
                {
                  *os << "[i" << i << "]";
                }

              *os << "));" << be_nl;
              *os << bt->name () << "_forany tmp (tmp_var.inout ());" << be_nl;
              *os << "the_length += _dcps_find_size (tmp);";
            }
          else
            {
              if (AST_Decl::NT_string == bnt ||
                  AST_Decl::NT_wstring == bnt )
                *os << "the_length += _dcps_max_marshaled_size_ulong() + "
                    << "ACE_OS::strlen(_tao_array";
              else
                *os << "the_length += _dcps_find_size (_tao_array";

              for (i = 0; i < ndims; ++i)
                {
                  *os << "[i" << i << "]";
                }
              if (AST_Decl::NT_string == bnt ||
                  AST_Decl::NT_wstring == bnt )
                *os << ".in()";

              *os << ");";
            }
        }
        break;
      case TAO_CodeGen::TAO_CDR_INPUT:
        *os << be_nl;

        // Handle the array of array case, where we need to pass the
        // forany type.
        if (nt == AST_Decl::NT_array)
          {
            *os << bt->name () << "_forany tmp ("
                << bt->name () << "_alloc ());" << be_nl;
            *os << "_tao_marshal_flag = (strm >> tmp);" << be_nl;
            *os << bt->name () << "_copy (_tao_array";

            for (i = 0; i < ndims; ++i)
              {
                *os << "[i" << i << "]";
              }

            *os << ", tmp.in ());" << be_nl;
            *os << bt->name () << "_free (tmp.inout ());";
          }
        else
          {
            *os << "_tao_marshal_flag = (strm >> ";
            *os << "_tao_array ";

            for (i = 0; i < ndims; ++i)
              {
                *os << "[i" << i << "]";
              }

            switch (bt->node_type ())
              {
                // The following have a _var type and must be
                // handled in a special way.
                case AST_Decl::NT_string:
                case AST_Decl::NT_wstring:
                case AST_Decl::NT_valuetype:
                case AST_Decl::NT_eventtype:
                case AST_Decl::NT_eventtype_fwd:
                case AST_Decl::NT_valuetype_fwd:
                case AST_Decl::NT_valuebox:
                  *os << ".out ()";
                  break;
                case AST_Decl::NT_pre_defined:
                  {
                    // We need to separately handle this case of pseudo
                    // objects because they have a _var type.
                    be_predefined_type *pt =
                      be_predefined_type::narrow_from_decl (bt);

                    if (!pt)
                      {
                        ACE_ERROR_RETURN ((LM_ERROR,
                                          "(%N:%l) be_visitor_array_serializer_op_cs::"
                                          "visit_node - "
                                          "bad predefined type node\n"),
                                          -1);
                      }

                    AST_PredefinedType::PredefinedType pdt = pt->pt ();

                    if (pdt == AST_PredefinedType::PT_pseudo
                        || pdt == AST_PredefinedType::PT_object)
                      {
                        *os << ".out ()";
                      }
                  }
                default:
                  break;
              }

            *os << ");";
          }

        break;
      case TAO_CodeGen::TAO_CDR_OUTPUT:
        *os << be_nl;

        // Handle the array of array case, where we need to pass the
        // forany type.
        if (nt == AST_Decl::NT_array)
          {
            *os << bt->name () << "_var tmp_var ("
                << bt->name () << "_dup (_tao_array";

            for (i = 0; i < ndims; ++i)
              {
                *os << "[i" << i << "]";
              }

            *os << "));" << be_nl;
            *os << bt->name () << "_forany tmp (tmp_var.inout ());" << be_nl;
            *os << "_tao_marshal_flag = (strm << tmp);";
          }
        else if (nt == AST_Decl::NT_interface
                || nt == AST_Decl::NT_interface_fwd)
          {
            *os << "_tao_marshal_flag = " << be_idt_nl;

            if (bt->is_defined ())
              {
                *os << "_tao_array";

                for (i = 0; i < ndims; ++i)
                  {
                    *os << "[i" << i << "]";
                  }

                *os << ".in ()->marshal (strm);" << be_uidt;
              }
            else
              {

                AST_Decl *parent =
                  ScopeAsDecl (bt->defined_in ());

                if (parent != 0 && parent->node_type () != AST_Decl::NT_root)
                  {
                    *os << parent->name () << "::";
                  }

                *os << "TAO::Objref_Traits<" << bt->name () << ">::"
                    << "tao_marshal (_tao_array";

                for (i = 0; i < ndims; ++i)
                  {
                    *os << "[i" << i << "]";
                  }

                *os << ".in (), strm);" << be_uidt;
              }
          }
        else
          {
            *os << "_tao_marshal_flag = (strm << ";
            *os << "_tao_array ";

            for (i = 0; i < ndims; ++i)
              {
                *os << "[i" << i << "]";
              }

            switch (bt->node_type ())
              {
                // The following have a _var type and must be
                // handled in a special way.
                case AST_Decl::NT_string:
                case AST_Decl::NT_wstring:
                case AST_Decl::NT_valuetype:
                case AST_Decl::NT_eventtype:
                case AST_Decl::NT_eventtype_fwd:
                case AST_Decl::NT_valuetype_fwd:
                case AST_Decl::NT_valuebox:
                  *os << ".in ()";
                  break;
                case AST_Decl::NT_pre_defined:
                  {
                    // We need to separately handle this case of pseudo
                    // objects because they have a _var type.
                    be_predefined_type *pt =
                      be_predefined_type::narrow_from_decl (bt);

                    if (!pt)
                      {
                        ACE_ERROR_RETURN ((LM_ERROR,
                                          "(%N:%l) be_visitor_array_serializer_op_cs::"
                                          "visit_node - "
                                          "bad predefined type node\n"),
                                          -1);
                      }

                    AST_PredefinedType::PredefinedType pdt = pt->pt ();

                    if (pdt == AST_PredefinedType::PT_pseudo
                        || pdt == AST_PredefinedType::PT_object)
                      {
                        *os << ".in ()";
                      }
                  }
                default:
                  break;
              }

            *os << ");";
          }

        break;
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                          "(%N:%l) be_visitor_array_serializer_op_cs::"
                          "visit_node - "
                          "bad sub state\n"),
                          -1);
      }

    for (i = 0; i < ndims; ++i)
      {
        // Decrement indentation as many times as the number of dimensions.
        *os << be_uidt_nl << "}" << be_uidt;
      }

    if (TAO_CodeGen::TAO_FIND_SIZE == this->ctx_->sub_state ())
      {
      *os << be_nl << be_nl << "return the_length;" << be_uidt_nl;
      }
    else
      {
        *os << be_nl << be_nl << "return _tao_marshal_flag;" << be_uidt_nl;
      }

    } // end INPUT/OUTPUT_CDR case
    break;
    default:
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_array_serializer_op_cs::"
                         "visit_node outter- "
                         "bad sub state\n"),
                        -1);
  } // end outer switch

  return 0;
}