WordResults.h

00001 //
00002 // Part of the ht://Dig package <http://www.htdig.org/>
00003 // Copyright (c) 1999, 2000, 2001 The ht://Dig Group
00004 // For copyright details, see the file COPYING in your distribution
00005 // or the GNU General Public License version 2 or later
00006 // <http://www.gnu.org/copyleft/gpl.html>
00007 //
00008 // $Id: WordResults_8h-source.html,v 1.1 2008年06月08日 10:13:23 sebdiaz Exp $
00009 //
00010 
00011 #ifndef _WordResults_h_
00012 #define _WordResults_h_
00013 
00014 #include <stdio.h>
00015 #include <stdlib.h>
00016 
00017 #include "db.h"
00018 #include <htString.h>
00019 #include <WordKey.h>
00020 #include <WordKeySemantic.h>
00021 #include <WordMatch.h>
00022 
00023 class WordContext;
00024 
00025 class WordResults 
00026 {
00027 public:
00028 WordResults(WordContext* ncontext) :
00029 key_semantic(ncontext) {
00030 context = ncontext;
00031 variables = 0;
00032 variables_cursor = 0;
00033 sorted = 0;
00034 sorted_cursor = 0;
00035 ranked = 0;
00036 ranked_cursor = 0;
00037 uniq = 0;
00038 uniq_cursor = 0;
00039 dbenv = 0;
00040 document_length = 0;
00041 document_offset = 0;
00042 uniq_offset = 0;
00043 name = 0;
00044 verbose = 0;
00045 }
00046 ~WordResults() {
00047 Close();
00048 }
00049 
00050 void Verbose(int nverbose) { verbose = nverbose; }
00051 
00052 int Open(char* name);
00053 int Close();
00054 
00055 int KeySemantic(const WordKeySemantic& nkey_semantic);
00056 
00057 int Filled() const;
00058 int Exists(const WordKey& key) const;
00059 int UniqExists(const WordKey& key) const;
00060 int Put(const WordMatch& match, unsigned int position);
00061 int Get(WordMatches* matches, unsigned int length, unsigned int position) const;
00062 
00063 int PutContext(const String& context_out);
00064 int GetContext(String& context_in) const;
00065 
00066 int PutMatchesTotal(unsigned int matches_total);
00067 int GetMatchesTotal(unsigned int& matches_total) const;
00068 
00069 int Count(unsigned int& count) const;
00070 
00071 private:
00072 WordContext* context;
00073 WordKeySemantic key_semantic;
00074 DB* variables;
00075 DBC* variables_cursor;
00076 DB* sorted;
00077 DBC* sorted_cursor;
00078 DB* ranked;
00079 DBC* ranked_cursor;
00080 DB* uniq;
00081 DBC* uniq_cursor;
00082 DB* info;
00083 DBC* info_cursor;
00084 DB_ENV* dbenv;
00085 int document_length;
00086 int document_offset;
00087 int uniq_offset;
00088 char* name;
00089 int verbose;
00090 };
00091 #endif /* _WordResults_h_ */