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TermQuery.hpp

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00001 /*==========================================================================
00002  * Copyright (c) 2004 Carnegie Mellon University.  All Rights Reserved.
00003  *
00004  * Use of the Lemur Toolkit for Language Modeling and Information Retrieval
00005  * is subject to the terms of the software license set forth in the LICENSE
00006  * file included with this software, and also available at
00007  * http://www.lemurproject.org/license.html
00008  *
00009  *==========================================================================
00010 */
00011 
00012 #ifndef _TERMQUERY_HPP
00013 #define _TERMQUERY_HPP
00014 
00015 #include "Term.hpp"
00016 #include "RetrievalMethod.hpp" // for Query
00017 
00019 class TermQuery : public Query {
00020 public:
00021   virtual ~TermQuery() {}
00022 
00023   virtual void startTermIteration() const = 0;
00024   virtual bool hasMore() const = 0;
00025   virtual const Term *nextTerm() const = 0;
00026 };
00027 
00028 #endif

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