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/**
* Copyright (C) 2014 MongoDB 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 <vector>
#include "mongo/db/jsobj.h"
namespace mongo {
class Status;
namespace repl {
/**
* Arguments to the handshake command.
*/
class UpdatePositionArgs {
public:
struct UpdateInfo {
UpdateInfo(const OID& anRid, const OpTime& aTs, long long aCfgver, long long aMemberId);
OID rid;
OpTime ts;
long long cfgver;
long long memberId;
};
typedef std::vector<UpdateInfo>::const_iterator UpdateIterator;
/**
* Initializes this UpdatePositionArgs from the contents of "argsObj".
*/
Status initialize(const BSONObj& argsObj);
/**
* Gets a begin iterator over the UpdateInfos stored in this UpdatePositionArgs.
*/
UpdateIterator updatesBegin() const { return _updates.begin(); }
/**
* Gets an end iterator over the UpdateInfos stored in this UpdatePositionArgs.
*/
UpdateIterator updatesEnd() const { return _updates.end(); }
/**
* Returns a BSONified version of the object.
* _updates is only included if it is not empty.
*/
BSONObj toBSON() const;
private:
std::vector<UpdateInfo> _updates;
};
} // namespace repl
} // namespace mongo
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