xapian-core  1.4.21
chert_alldocspostlist.cc
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1 
4 /* Copyright (C) 2006,2007,2008,2009 Olly Betts
5  * Copyright (C) 2008 Lemur Consulting Ltd
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include <config.h>
23 #include "chert_alldocspostlist.h"
24 
25 #include <string>
26 
27 #include "chert_database.h"
28 #include "debuglog.h"
29 
30 #include "str.h"
31 
32 using namespace std;
34 
36  Xapian::doccount doccount_)
37  : ChertPostList(db_, string(), true),
38  doccount(doccount_)
39 {
40  LOGCALL_CTOR(DB, "ChertAllDocsPostList", db_.get() | doccount_);
41 }
42 
45 {
46  LOGCALL(DB, Xapian::doccount, "ChertAllDocsPostList::get_termfreq", NO_ARGS);
48 }
49 
52 {
53  LOGCALL(DB, Xapian::termcount, "ChertAllDocsPostList::get_doclength", NO_ARGS);
54 
56 }
57 
60 {
61  LOGCALL(DB, Xapian::termcount, "ChertAllDocsPostList::get_wdf", NO_ARGS);
63  RETURN(1);
64 }
65 
68 {
69  LOGCALL(DB, PositionList *, "ChertAllDocsPostList::read_position_list", NO_ARGS);
70  throw Xapian::InvalidOperationError("ChertAllDocsPostList::read_position_list() not meaningful");
71 }
72 
75 {
76  LOGCALL(DB, PositionList *, "ChertAllDocsPostList::open_position_list", NO_ARGS);
77  throw Xapian::InvalidOperationError("ChertAllDocsPostList::open_position_list() not meaningful");
78 }
79 
80 string
82 {
83  string desc = "ChertAllDocsPostList(did=";
84  desc += str(get_docid());
85  desc += ",doccount=";
86  desc += str(doccount);
87  desc += ')';
88  return desc;
89 }
A PostList which iterates over all documents in a ChertDatabase.
#define RETURN(A)
Definition: debuglog.h:482
#define true
Definition: header.h:8
InvalidOperationError indicates the API was used in an invalid way.
Definition: error.h:283
STL namespace.
Convert types to std::string.
Xapian::termcount get_wdf() const
Return the wdf for the document at the current position.
Xapian::docid get_docid() const
Returns the current docid.
std::string get_description() const
Return a string description of this object.
unsigned XAPIAN_TERMCOUNT_BASE_TYPE termcount
A counts of terms.
Definition: types.h:72
ChertAllDocsPostList(const ChertAllDocsPostList &)
Don&#39;t allow copying.
PositionList * open_position_list() const
Read the position list for the term in the current document and return a pointer to it (not owned by ...
PositionList * read_position_list()
Read the position list for the term in the current document and return a pointer to it (owned by the ...
string str(int value)
Convert int to std::string.
Definition: str.cc:90
bool at_end() const
Return true if and only if we&#39;re off the end of the list.
#define AssertParanoid(COND)
Definition: omassert.h:129
#define LOGCALL_CTOR(CATEGORY, CLASS, PARAMS)
Definition: debuglog.h:478
C++ class definition for chert database.
Xapian::doccount doccount
The number of documents in the database.
Xapian::termcount get_doclength() const
Return the length of current document.
unsigned XAPIAN_DOCID_BASE_TYPE doccount
A count of documents.
Definition: types.h:38
Xapian::doccount get_termfreq() const
Return the exact term frequency.
A postlist in a chert database.
Abstract base class for iterating term positions in a document.
Definition: positionlist.h:31
A smart pointer that uses intrusive reference counting.
Definition: intrusive_ptr.h:81
Xapian::termcount get_wdf() const
Returns the Within Document Frequency of the term in the current document.
Debug logging macros.
#define LOGCALL(CATEGORY, TYPE, FUNC, PARAMS)
Definition: debuglog.h:476