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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// be_sequence.h
//
// = DESCRIPTION
// Extension of class AST_Sequence that provides additional means for C++
// mapping.
//
// = AUTHOR
// Copyright 1994-1995 by Sun Microsystems, Inc.
// and
// Aniruddha Gokhale
//
// ============================================================================
#ifndef BE_SEQUENCE_H
#define BE_SEQUENCE_H
#include "be_scope.h"
#include "be_type.h"
#include "ast_sequence.h"
class AST_Expression;
class AST_Type;
class be_visitor;
class be_typedef;
// A sequence in OMG IDL does not define a scoping construct just as a struct
// or union or an interface do. However, in the C++ mapping, a sequence becomes
// a class. If the base type of a sequence is another anonymous sequence, then
// the base type is defined in the scope of this sequence. Hence we define
// be_sequence to possess the additional characteristics of a scope.
class be_sequence : public virtual AST_Sequence,
public virtual be_scope,
public virtual be_type
{
public:
enum MANAGED_TYPE
{
MNG_UNKNOWN,
MNG_NONE,
MNG_STRING,
MNG_WSTRING,
MNG_OBJREF,
MNG_VALUE,
MNG_PSEUDO
};
be_sequence (void);
// Default constructor.
be_sequence (AST_Expression *v,
AST_Type *bt,
idl_bool local,
idl_bool abstract);
// Constructor.
virtual int create_name (be_typedef *node=0);
// Create a name for ourselves. If we are typedefed, then we get the name of
// the typedef node, else we generate a name for ourselves.
virtual MANAGED_TYPE managed_type (void);
// Return the managed type.
// Scope management functions.
virtual AST_Sequence *fe_add_sequence (AST_Sequence *);
virtual be_decl *decl (void);
// Overridden method on the be_scope class.
virtual void destroy (void);
// Cleanup method.
// Visiting.
virtual int accept (be_visitor *visitor);
// Narrowing.
DEF_NARROW_METHODS3 (be_sequence, AST_Sequence, be_scope, be_type);
DEF_NARROW_FROM_DECL (be_sequence);
const char *instance_name (void);
// Report the instance name for instantiation.
protected:
virtual char *gen_name (void);
// Helper to create_name.
private:
MANAGED_TYPE mt_;
// Our managed type.
};
#endif
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