xapian-core  1.4.21
alltermslist.cc
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1 
4 /* Copyright (C) 2007,2008 Olly Betts
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <config.h>
22 
23 #include "alltermslist.h"
24 
25 #include <xapian/error.h>
26 
27 #include "omassert.h"
28 
29 using namespace std;
30 
33 {
34  // We should never use get_approx_size() on AllTermsList subclasses.
35  Assert(false);
36  return 0;
37 }
38 
41 {
42  throw Xapian::InvalidOperationError("AllTermsList::get_wdf() isn't meaningful");
43 }
44 
47 {
48  throw Xapian::InvalidOperationError("AllTermsList::positionlist_count() isn't meaningful");
49 }
50 
53 {
54  throw Xapian::InvalidOperationError("AllTermsList::positionlist_begin() isn't meaningful");
55 }
#define Assert(COND)
Definition: omassert.h:122
virtual Xapian::termcount get_approx_size() const
Return approximate size of this termlist.
Definition: alltermslist.cc:32
InvalidOperationError indicates the API was used in an invalid way.
Definition: error.h:283
STL namespace.
virtual Xapian::termcount positionlist_count() const
Return true if the current position is past the last term in this list.
Definition: alltermslist.cc:46
Hierarchy of classes which Xapian can throw as exceptions.
unsigned XAPIAN_TERMCOUNT_BASE_TYPE termcount
A counts of terms.
Definition: types.h:72
Abstract base class for iterating all terms in a database.
Class for iterating over term positions.
virtual Xapian::termcount get_wdf() const
Return the wdf for the term at the current position.
Definition: alltermslist.cc:40
Various assertion macros.
virtual Xapian::PositionIterator positionlist_begin() const
Return a PositionIterator for the current position.
Definition: alltermslist.cc:52