postlist.cc

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/* Copyright (C) 2007,2009,2011,2015,2017 Olly Betts
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see
 * <https://www.gnu.org/licenses/>.
 */
 
#include <config.h>
 
#include "postlist.h"
 
#include <xapian/error.h>
 
#include "omassert.h"
 
using namespace std;
 
PostList::~PostList() {}
 
Xapian::termcount
PostList::get_wdf() const
{
    throw Xapian::InvalidOperationError("get_wdf() not meaningful for this PostingIterator");
}
 
PositionList *
PostList::read_position_list()
{
    throw Xapian::UnimplementedError("OP_NEAR and OP_PHRASE only currently support leaf subqueries");
}
 
PositionList *
PostList::open_position_list() const
{
    throw Xapian::InvalidOperationError("open_position_list() not meaningful for this PostingIterator");
}
 
PostList *
PostList::check(Xapian::docid did, double w_min, bool &valid)
{
    valid = true;
    return skip_to(did, w_min);
}
 
Xapian::termcount
PostList::count_matching_subqs() const
{
    Assert(false);
    return 0;
}
 
void
PostList::gather_position_lists(OrPositionList*)
{
    Assert(false);
}
 
void
PostList::get_docid_range(Xapian::docid&, Xapian::docid&) const
{
    // Default is to match the full range.
}