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WordSet.hpp

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/*==========================================================================
 * Copyright (c) 2001 Carnegie Mellon University.  All Rights Reserved.
 *
 * Use of the Lemur Toolkit for Language Modeling and Information Retrieval
 * is subject to the terms of the software license set forth in the LICENSE
 * file included with this software, and also available at
 * http://www.cs.cmu.edu/~lemur/license.html
 *
 *==========================================================================
*/

#include "TextHandler.hpp"

#include <set>


#ifndef _LT_STR
#define _LT_STR

#include "common_headers.hpp"

/* for the set */
struct lt_str
{
  bool operator()(const char* s1, const char* s2) const
  {
    return strcmp(s1, s2) < 0;
  }
};
#endif

#ifndef _WORDSET_HPP
#define _WORDSET_HPP


class WordSet {

public:
  WordSet();
  WordSet(char * filename);
  ~WordSet();

  void load(char * filename);
  void add(char * word);
  bool contains(char * word);

  void clear();


protected:
  
  set<char *, lt_str> words;


};

#endif

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