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Document.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
 *
 *==========================================================================
*/


#ifndef _DOCUMENT_HPP
#define _DOCUMENT_HPP

#include "Term.hpp"
#include "DocumentProps.hpp"


class TokenTerm : public Term {
public:

  virtual const char *spelling() = 0;
};



class Document {
public:
  virtual ~Document() {};
  
  virtual char *getID() const =0;


  virtual void startTermIteration()=0;

  virtual bool hasMore() = 0;

  virtual TokenTerm *nextTerm()=0;

  virtual void skipToEnd()=0;

  virtual DocumentProps *property() {
    return (props);
  }
private:
  DocumentProps *props;
};


#endif


  

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