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/**
* Copyright (C) 2015 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 <iosfwd>
#include <string>
#include "mongo/db/repl/optime.h"
#include "mongo/util/mongoutils/str.h"
namespace mongo {
namespace repl {
/**
* Basic structure that contains a value and an opTime.
*/
template <typename T>
struct OpTimeWith {
public:
OpTimeWith() = default;
explicit OpTimeWith(T val) : value(std::move(val)) {}
OpTimeWith(T val, repl::OpTime ts) : value(std::move(val)), opTime(std::move(ts)) {}
std::string toString() const;
bool operator==(const OpTimeWith<T>& rhs) const {
return opTime == rhs.opTime && value == rhs.value;
}
T value;
repl::OpTime opTime;
};
template <typename T>
std::ostream& operator<<(std::ostream& out, const OpTimeWith<T>& opTimeWith) {
return out << opTimeWith.toString();
}
template <typename T>
std::string OpTimeWith<T>::toString() const {
return str::stream() << opTime.toString() << "[" << value << "]";
}
} // namespace repl
} // namespace mongo
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