00001 00004 /* Copyright (C) 2006,2007 Olly Betts 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00019 */ 00020 00021 #ifndef XAPIAN_INCLUDED_FLINT_ALLDOCSPOSTLIST_H 00022 #define XAPIAN_INCLUDED_FLINT_ALLDOCSPOSTLIST_H 00023 00024 #include <string> 00025 00026 #include "leafpostlist.h" 00027 00028 class FlintAllDocsPostList : public LeafPostList { 00030 void operator=(const FlintAllDocsPostList &); 00031 00033 FlintAllDocsPostList(const FlintAllDocsPostList &); 00034 00036 PostList * read_did_from_current_key(); 00037 00039 Xapian::Internal::RefCntPtr<const FlintDatabase> db; 00040 00042 Xapian::doccount doccount; 00043 00045 AutoPtr<FlintCursor> cursor; 00046 00048 Xapian::docid current_did; 00049 00050 public: 00051 FlintAllDocsPostList(Xapian::Internal::RefCntPtr<const FlintDatabase> db_, 00052 Xapian::doccount doccount_) 00053 : db(db_), doccount(doccount_), cursor(db->termlist_table.cursor_get()), 00054 current_did(0) 00055 { 00056 cursor->find_entry(""); 00057 } 00058 00059 ~FlintAllDocsPostList(); 00060 00061 Xapian::doccount get_termfreq() const; 00062 00063 Xapian::docid get_docid() const; 00064 00065 Xapian::doclength get_doclength() const; 00066 00067 Xapian::termcount get_wdf() const; 00068 00069 PostList * next(Xapian::weight w_min); 00070 00071 PostList * skip_to(Xapian::docid desired_did, Xapian::weight w_min); 00072 00073 bool at_end() const; 00074 00075 std::string get_description() const; 00076 }; 00077 00078 #endif // XAPIAN_INCLUDED_FLINT_ALLDOCSPOSTLIST_H