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71 lines
1.4 KiB
71 lines
1.4 KiB
//
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// WordDead.h
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//
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// NAME
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//
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// list of documents that must be ignored and then deleted from the index.
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//
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// SYNOPSIS
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//
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// Helper for the WordList class.
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//
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// DESCRIPTION
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//
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// WordDead is a list of WordKey entries describing deleted documents.
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// All inverted index entries that match a WordKey entry of the WordDead
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// list are treated as if they do not appear in the inverted index.
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//
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//
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//
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// END
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//
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// Part of the ht://Dig package <http://www.htdig.org/>
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// Copyright (c) 1999-2004 The ht://Dig Group
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// For copyright details, see the file COPYING in your distribution
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// or the GNU Library General Public License (LGPL) version 2 or later
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// <http://www.gnu.org/copyleft/lgpl.html>
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//
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// $Id: WordDead.h,v 1.4 2004/05/28 13:15:26 lha Exp $
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//
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#ifndef _WordDead_h_
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#define _WordDead_h_
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#include <stdio.h>
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#include "htString.h"
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#include "WordDB.h"
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class WordList;
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class WordDeadCursor;
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class WordDead
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{
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public:
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WordDead() { words = 0; db = 0; mask = 0; }
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~WordDead();
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int Initialize(WordList* words);
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int Open();
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int Remove();
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int Close();
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int Mask(const WordKey& nmask) { *mask = nmask; return OK; }
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List* Words() const;
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int Normalize(WordKey& key) const;
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int Exists(const WordKey& key) const;
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int Put(const WordKey& key) const;
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WordDeadCursor* Cursor() const;
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int Next(WordDeadCursor* cursor, WordKey& key);
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private:
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WordList* words;
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WordDB* db;
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WordKey* mask;
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};
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#endif /* _WordDead_h_ */
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