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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/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <set>
#include "mongo/db/jsobj.h"
#include "mongo/db/pdfile.h"
namespace IndexUpdateTests {
class AddKeysToPhaseOne;
class InterruptAddKeysToPhaseOne;
class DoDropDups;
class InterruptDoDropDups;
}
namespace mongo {
class BSONObjExternalSorter;
class ExternalSortComparison;
class IndexDetails;
class NamespaceDetails;
class ProgressMeter;
class ProgressMeterHolder;
struct SortPhaseOne;
class BtreeBasedBuilder {
public:
/**
* Want to build an index? Call this. Throws DBException.
*/
static uint64_t fastBuildIndex(const char* ns, NamespaceDetails* d, IndexDetails& idx,
bool mayInterrupt, int idxNo);
static DiskLoc makeEmptyIndex(const IndexDetails& idx);
static ExternalSortComparison* getComparison(int version, const BSONObj& keyPattern);
private:
friend class IndexUpdateTests::AddKeysToPhaseOne;
friend class IndexUpdateTests::InterruptAddKeysToPhaseOne;
friend class IndexUpdateTests::DoDropDups;
friend class IndexUpdateTests::InterruptDoDropDups;
static void addKeysToPhaseOne(NamespaceDetails* d, const char* ns, const IndexDetails& idx,
const BSONObj& order, SortPhaseOne* phaseOne,
int64_t nrecords, ProgressMeter* progressMeter,
bool mayInterrupt,
int idxNo);
static void doDropDups(const char* ns, NamespaceDetails* d, const set<DiskLoc>& dupsToDrop,
bool mayInterrupt );
};
// Exposed for testing purposes.
template< class V >
void buildBottomUpPhases2And3( bool dupsAllowed,
IndexDetails& idx,
BSONObjExternalSorter& sorter,
bool dropDups,
set<DiskLoc>& dupsToDrop,
CurOp* op,
SortPhaseOne* phase1,
ProgressMeterHolder& pm,
Timer& t,
bool mayInterrupt );
} // namespace mongo
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