field_ci.cpp

来自「这是广泛使用的通信开源项目,对于大容量,高并发的通讯要求完全能够胜任,他广泛可用」· C++ 代码 · 共 328 行

//
// field_ci.cpp,v 1.5 2003/03/12 16:50:35 parsons Exp
//

// ============================================================================
//
// = LIBRARY
//    TAO IDL
//
// = FILENAME
//    field_ci.cpp
//
// = DESCRIPTION
//     Visitor for the Valuetype class.
//     This one generates code for accessor and modifier functions of
//     valuetype state members (in the inline file).
//
// = AUTHOR
//    Jeff Parsons
//
// ============================================================================

ACE_RCSID (be_visitor_valuetype, 
           field_ci, 
           "field_ci.cpp,v 1.5 2003/03/12 16:50:35 parsons Exp")

be_visitor_valuetype_field_ci::be_visitor_valuetype_field_ci (
    be_visitor_context *ctx
  )
  : be_visitor_decl (ctx),
    in_obv_space_ (0)
{
  setenclosings ("");
}

be_visitor_valuetype_field_ci::~be_visitor_valuetype_field_ci (void)
{
}

int
be_visitor_valuetype_field_ci::visit_field (be_field *node)
{
  be_type *bt = be_type::narrow_from_decl (node->field_type ());

  if (!bt)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_field_cs::"
                         "visit_field - "
                         "Bad field type\n"), 
                        -1);
    }

  this->ctx_->node (node);

  if (bt->accept (this) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_field_cs::"
                         "visit_field - "
                         "codegen for field type failed\n"), 
                        -1);
    }

  return 0;
}

// Visit operations on all possible data types that a field can be.

int
be_visitor_valuetype_field_ci::visit_array (be_array *node)
{
  be_decl *ub = this->ctx_->node ();
  be_valuetype *bu = be_valuetype::narrow_from_decl (this->ctx_->scope ());
  be_type *bt;

  // Check if we are visiting this node via a visit to a typedef node.
  if (this->ctx_->alias ())
    {
      bt = this->ctx_->alias ();
    }
  else
    {
      bt = node;
    }

  if (!ub || !bu)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_valuetype_field_ci::"
                         "visit_array - "
                         "bad context information\n"),
                        -1);
    }

  if (bt->node_type () != AST_Decl::NT_typedef
      && bt->is_child (bu))
    {
      be_visitor_context ctx (*this->ctx_);
      ctx.node (node);
      be_visitor_array_ci visitor (&ctx);

      if (node->accept (&visitor) == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_valuetype_field_ci::"
                             "visit_array - "
                             "codegen failed\n"), 
                            -1);
        }
    }

  return 0;
}

int
be_visitor_valuetype_field_ci::visit_enum (be_enum *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_interface (be_interface *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_interface_fwd (be_interface_fwd *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_valuetype (be_valuetype *)
{
 return 0;
}

int
be_visitor_valuetype_field_ci::visit_valuetype_fwd (be_valuetype_fwd *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_predefined_type (be_predefined_type *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_sequence (be_sequence *node)
{
  be_decl *ub = this->ctx_->node ();
  be_valuetype *bu = be_valuetype::narrow_from_decl (this->ctx_->scope ());
  be_type *bt;

  // Check if we are visiting this node via a visit to a typedef node.
  if (this->ctx_->alias ())
    {
      bt = this->ctx_->alias ();
    }
  else
    {
      bt = node;
    }

  if (!ub || !bu)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_valuetype_field_ci::"
                         "visit_sequence - "
                         "bad context information\n"), 
                        -1);
    }

  if (bt->node_type () != AST_Decl::NT_typedef
      && bt->is_child (bu))
    {
      be_visitor_context ctx (*this->ctx_);
      ctx.node (node);
      be_visitor_sequence_ci visitor (&ctx);

      if (node->accept (&visitor) == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_valuetype_field_ci::"
                             "visit_sequence - "
                             "codegen failed\n"), 
                            -1);
        }
    }

  return 0;
}

int
be_visitor_valuetype_field_ci::visit_string (be_string *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_structure (be_structure *node)
{
  be_decl *ub = this->ctx_->node ();
  be_valuetype *bu = be_valuetype::narrow_from_decl (this->ctx_->scope ());
  be_type *bt;

  // Check if we are visiting this node via a visit to a typedef node.
  if (this->ctx_->alias ())
    {
      bt = this->ctx_->alias ();
    }
  else
    {
      bt = node;
    }

  if (!ub || !bu)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_valuetype_field_ci::"
                         "visit_structure - "
                         "bad context information\n"), 
                        -1);
    }

  if (bt->node_type () != AST_Decl::NT_typedef
      && bt->is_child (bu))
    {
      be_visitor_context ctx (*this->ctx_);
      ctx.node (node);
      be_visitor_structure_ci visitor (&ctx);

      if (node->accept (&visitor) == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_valuetype_field_ci::"
                             "visit_structure - "
                             "codegen failed\n"), 
                            -1);
        }
    }

  return 0;
}

int
be_visitor_valuetype_field_ci::visit_typedef (be_typedef *)
{
  return 0;
}

int
be_visitor_valuetype_field_ci::visit_union (be_union *node)
{
  be_decl *ub = this->ctx_->node ();
  be_valuetype *bu = be_valuetype::narrow_from_decl (this->ctx_->scope ());
  be_type *bt;

  // Check if we are visiting this node via a visit to a typedef node.
  if (this->ctx_->alias ())
    {
      bt = this->ctx_->alias ();
    }
  else
    {
      bt = node;
    }

  if (!ub || !bu)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_valuetype_field_ci::"
                         "visit_union - "
                         "bad context information\n"), 
                        -1);
    }

  if (bt->node_type () != AST_Decl::NT_typedef
      && bt->is_child (bu))
    {
      be_visitor_context ctx (*this->ctx_);
      ctx.node (node);
      be_visitor_union_ci visitor (&ctx);

      if (node->accept (&visitor) == -1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_valuetype_field_ci::"
                             "visit_union - "
                             "codegen failed\n"), 
                            -1);
        }
    }

  return 0;
}

void
be_visitor_valuetype_field_ci::setenclosings (const char *pre)
{
  this->pre_op_ = pre;
}

const char*
be_visitor_valuetype_field_ci::pre_op ()
{
  return this->pre_op_;
}

// Retrieve the fully scoped skeleton name.
void
be_visitor_valuetype_field_ci::op_name (be_valuetype *node,
                                        TAO_OutStream *os)
{
  if (this->in_obv_space_)
    {
      *os << node->full_obv_skel_name ();
    }
  else
    {
      *os << node->name ();
    }
}