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InvFPTermPropList.hpp

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/*==========================================================================
 * Copyright (c) 2003 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 _INVPROPTERMLIST_HPP
#define _INVPROPTERMLIST_HPP

#include "InvFPTermList.hpp"

/* Some additional methods to make use of lists with properties in them a bit 
 * easier to deal with.  We assume that you have a term, and all properties 
 * pertaining to a certain term indexed with the same position as what
 * PropIndexTH does. Term comes first, all properties for that term indexed 
 * afters.
 * This is to be used with sequence (not bad of words) InvFPTermList as that
 * one would get from calling InvFPIndex::TermInfoListSeq(). Use with bag of
 * word lists will return error values.
 *
 */
class InvFPTermPropList: public InvFPTermList {
public:
  TermInfo* nextTerm();

  bool hasMoreTerm();

  void skipTo(int pos);

  int nextEntryPos();
 
  int nextTermPos();
};

#endif

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