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/**
 * @file IR_Simulator_visitor.h
 * @author William R. Otte <wotte@dre.vanderbilt.edu>
 * $Id$
 * Implements a visitor that generates XMI for the CARDAMOM
 * code generation facility.
 *
 * This IDL->XMI mapping appears to be based on a IDL->UML->XMI
 * mapping, and should be valid XMI version 1.1
 */

#ifndef CIAO_IR_SIMULATOR_VISITOR_H
#define CIAO_IR_SIMULATOR_VISITOR_H

#include "ace/Containers.h"
#include "ace/Hash_Map_Manager.h"
#include "ace/Null_Mutex.h"
#include "ace/SString.h"

#include "xercesc/util/XercesDefs.hpp"

#include "ast_visitor.h"
#include "ast_component.h"
#include "utl_scoped_name.h"
#include "Literals.h"
#include "XML/XercesString.h"
#include "CIAO_IDL3_TO_XMI_Export.h"


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

class TAO_OutStream;
class UTL_ExceptList;

#include <set>
#include <string>

namespace CIAO
{
  namespace XMI
  {

    /**
     * @class ir_simulator_visitor
     * @brief Visitor that generates XMI for the CARDAMOM code
     * generation facilities.
     */
    class CIAO_IDL3_TO_XMI_Export ir_simulator_visitor : public ast_visitor
    {
    public:
      ir_simulator_visitor (void);
      virtual ~ir_simulator_visitor (void);

      virtual int visit_decl (AST_Decl *d);
      virtual int visit_scope (UTL_Scope *node);
      virtual int visit_type (AST_Type *node);
      virtual int visit_predefined_type (AST_PredefinedType *node);
      virtual int visit_module (AST_Module *node);
      virtual int visit_interface (AST_Interface *node);
      virtual int visit_interface_fwd (AST_InterfaceFwd *node);
      virtual int visit_valuebox (AST_ValueBox *node);
      virtual int visit_valuetype (AST_ValueType *node);
      void visit_valuetype_impl (AST_ValueType *);
      virtual int visit_valuetype_fwd (AST_ValueTypeFwd *node);
      virtual int visit_component (AST_Component *node);
      virtual int visit_component_fwd (AST_ComponentFwd *node);
      virtual int visit_eventtype (AST_EventType *node);
      virtual int visit_eventtype_fwd (AST_EventTypeFwd *node);
      virtual int visit_home (AST_Home *node);
      virtual int visit_factory (AST_Factory *node);
      virtual int visit_structure (AST_Structure *node);
      void visit_struct_impl (AST_Structure *node);
      virtual int visit_structure_fwd (AST_StructureFwd *node);
      virtual int visit_exception (AST_Exception *node);
      virtual int visit_expression (AST_Expression *node);
      virtual int visit_enum (AST_Enum *node);
      virtual int visit_operation (AST_Operation *node);
      virtual int visit_field (AST_Field *node);
      virtual int visit_argument (AST_Argument *node);
      virtual int visit_attribute (AST_Attribute *node);
      virtual int visit_union (AST_Union *node);
      virtual int visit_union_fwd (AST_UnionFwd *node);
      virtual int visit_union_branch (AST_UnionBranch *node);
      virtual int visit_union_label (AST_UnionLabel *node);
      virtual int visit_constant (AST_Constant *node);
      virtual int visit_enum_val (AST_EnumVal *node);
      virtual int visit_array (AST_Array *node);
      virtual int visit_sequence (AST_Sequence *node);
      virtual int visit_string (AST_String *node);
      virtual int visit_typedef (AST_Typedef *node);
      virtual int visit_root (AST_Root *node);
      virtual int visit_native (AST_Native *node);

      struct Error
      {
        Error (const ACE_CString &diag, AST_Decl *node = 0)
          : diag_ (diag),
            node_ (node)
        {}

        void node (AST_Decl *node) { if (node_ == 0) node_ = node; }

        const ACE_CString diag_;
        AST_Decl *node_;
      };

    private:
      typedef ACE_Unbounded_Queue<AST_Component::port_description> PORTS;
      void component_ports (PORTS &ports);

      bool do_i_care (AST_Decl *node);
      size_t associating_;
      std::set <std::string> seen_types_;
    };
  }
}
#endif