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chariter.h

This is the verbatim text of the chariter.h include file.
/*
********************************************************************
*
*   Copyright (C) 1997-1999, International Business Machines
*   Corporation and others.  All Rights Reserved.
*
********************************************************************
*/

#ifndef CHARITER_H
#define CHARITER_H

#include "unicode/utypes.h"
#include "unicode/unistr.h"


class U_COMMON_API CharacterIterator
{
public:
  static const UChar    DONE;

  virtual ~CharacterIterator();

  virtual bool_t          operator==(const CharacterIterator& that) const = 0;
        
  bool_t                  operator!=(const CharacterIterator& that) const { return !operator==(that); }

  virtual CharacterIterator*
  clone(void) const = 0;

  virtual int32_t         hashCode(void) const = 0;
        
  virtual UChar         first(void) = 0;
        
  virtual UChar         last(void) = 0;
        
  virtual UChar         setIndex(UTextOffset position) = 0;

  virtual UChar         current(void) const = 0;
        
  virtual UChar         next(void) = 0;
        
  virtual UChar         previous(void) = 0;

  virtual UTextOffset      startIndex(void) const = 0;
        
  virtual UTextOffset      endIndex(void) const = 0;
        
  virtual UTextOffset      getIndex(void) const = 0;

  virtual void            getText(UnicodeString&  result) = 0;

  virtual UClassID         getDynamicClassID(void) const = 0;

protected:
  CharacterIterator() {}
  CharacterIterator(const CharacterIterator&) {}
  CharacterIterator&      operator=(const CharacterIterator&) { return *this; }
    
};

#endif




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