00001 /*========================================================================== 00002 * Copyright (c) 2004 University of Massachusetts. 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 00013 // 00014 // FieldGreaterNode 00015 // 00016 // 13 April 2004 -- tds 00017 // 00018 00019 #ifndef INDRI_FIELDGREATERNODE_HPP 00020 #define INDRI_FIELDGREATERNODE_HPP 00021 00022 #include "indri/ListIteratorNode.hpp" 00023 00024 class FieldGreaterNode : public ListIteratorNode { 00025 private: 00026 class FieldIteratorNode* _field; 00027 greedy_vector<Extent> _extents; 00028 UINT64 _constant; 00029 std::string _name; 00030 00031 public: 00032 FieldGreaterNode( const std::string& name, class FieldIteratorNode* iterator, UINT64 constant ); 00033 void prepare( int documentID ); 00034 greedy_vector<Extent>& extents(); 00035 int nextCandidateDocument(); 00036 const std::string& getName() const; 00037 void annotate( class Annotator& annotator, int documentID, int begin, int end ); 00038 }; 00039 00040 #endif // INDRI_FIELDGREATERNODE_HPP 00041
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