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/* flint_record.cc: Records in flint databases
*
* ----START-LICENCE----
* Copyright 1999,2000,2001 BrightStation PLC
* Copyright 2002 Ananova Ltd
* Copyright 2002,2003,2004,2005 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
* -----END-LICENCE-----
*/
#include <config.h>
#include "flint_record.h"
#include "flint_utils.h"
#include "utils.h"
#include <xapian/error.h>
#include "omassert.h"
#include "omdebug.h"
using std::string;
string
FlintRecordTable::get_record(Xapian::docid did) const
{
DEBUGCALL(DB, string, "FlintRecordTable::get_record", did);
string tag;
if (!get_exact_entry(flint_docid_to_key(did), tag)) {
throw Xapian::DocNotFoundError("Document " + om_tostring(did) + " not found.");
}
RETURN(tag);
}
Xapian::doccount
FlintRecordTable::get_doccount() const
{
DEBUGCALL(DB, Xapian::doccount, "FlintRecordTable::get_doccount", "");
// Check that we can't overflow (the unsigned test is actually too
// strict as we can typically assign an unsigned short to a signed long,
// but this shouldn't actually matter here).
CASSERT(sizeof(Xapian::doccount) >= sizeof(flint_tablesize_t));
CASSERT_TYPE_UNSIGNED(Xapian::doccount);
CASSERT_TYPE_UNSIGNED(flint_tablesize_t);
RETURN(get_entry_count());
}
void
FlintRecordTable::replace_record(const string & data, Xapian::docid did)
{
DEBUGCALL(DB, void, "FlintRecordTable::replace_record", data << ", " << did);
add(flint_docid_to_key(did), data);
}
void
FlintRecordTable::delete_record(Xapian::docid did)
{
DEBUGCALL(DB, void, "FlintRecordTable::delete_record", did);
if (!del(flint_docid_to_key(did)))
throw Xapian::DocNotFoundError("Can't delete non-existent document #" + om_tostring(did));
}
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