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/**
* Copyright (C) 2013 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mongo/db/query_runner.h"
#include "mongo/db/btree.h"
#include "mongo/db/index.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/pdfile.h"
namespace mongo {
// static
DiskLoc QueryRunner::fastFindSingle(const IndexDetails &indexdetails, const BSONObj& key) {
const int version = indexdetails.version();
if (0 == version) {
return indexdetails.head.btree<V0>()->findSingle(indexdetails, indexdetails.head, key);
} else {
verify(1 == version);
return indexdetails.head.btree<V1>()->findSingle(indexdetails, indexdetails.head, key);
}
}
} // namespace mongo
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