/*

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Copyright 1992, 1993, 1994 Sun Microsystems, Inc.  Printed in the United
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This product is protected by copyright and distributed under the following
license restricting its use.

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this product is incorporated in whole or part. You may copy and extend
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and documentation for the Interface Definition Language CFE.

INTERFACE DEFINITION LANGUAGE CFE IS PROVIDED AS IS WITH NO WARRANTIES OF
ANY KIND INCLUDING THE WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS
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*/

#ifndef _AST_ARRAY_AST_ARRAY_HH
#define _AST_ARRAY_AST_ARRAY_HH

#include "ace/CDR_Base.h"

#include "ast_concrete_type.h"

class UTL_ExprList;
class AST_Expression;
class AST_Type;
class ast_visitor;

// Representation of array declaration:
// An array is a combination of a list of dimensions and a base type.
class TAO_IDL_FE_Export AST_Array : public virtual AST_ConcreteType
{
public:
  AST_Array (UTL_ScopedName *n,
             ACE_CDR::ULong ndims,
             UTL_ExprList *dims,
             bool local,
             bool abstract);

  virtual ~AST_Array ();

  // Data Accessors.

  ACE_CDR::ULong n_dims ();

  AST_Expression **dims ();
  void set_dims (AST_Expression **,
                 ACE_CDR::ULong);

  AST_Type *base_type () const;
  void set_base_type (AST_Type *nbt);

  // Recursively called on valuetype to check for legal use as
  // a primary key. Overridden for valuetype, struct, sequence,
  // union, array, typedef, and interface.
  virtual bool legal_for_primary_key () const;

  // Cleanup.
  virtual void destroy ();

  // AST Dumping.
  virtual void dump (ACE_OSTREAM_TYPE &o);

  // Visiting.
  virtual int ast_accept (ast_visitor *visitor);

  static AST_Decl::NodeType const NT;

  /**
   * Get and Set Annotations on the base type
   */
  ///{
  AST_Annotation_Appls &base_type_annotations ();
  void base_type_annotations (const AST_Annotation_Appls &annotations);
  ///}

protected:
  virtual int compute_size_type ();
  // Compute the size type if it is unknown.

private:
  // Data.

  ACE_CDR::ULong pd_n_dims;
  // How many dimensions?

  AST_Expression **pd_dims;
  // Their expressions.

  AST_Type *pd_base_type;
  // Base type of array.

  bool owns_base_type_;
  // If our base type is anonymous array or sequence, we're
  // responsible for destroying it.

  // Compute how many dimensions.
  AST_Expression **compute_dims (UTL_ExprList *dims,
                                 ACE_CDR::ULong ndims);

  /**
   * Annotations on the base type
   */
  AST_Annotation_Appls base_type_annotations_;
};

#endif           // _AST_ARRAY_AST_ARRAY_HH