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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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.
*/
#include "mongo/db/repl/last_vote.h"
#include "mongo/bson/util/bson_check.h"
#include "mongo/bson/util/bson_extract.h"
#include "mongo/db/jsobj.h"
namespace mongo {
namespace repl {
namespace {
constexpr StringData kCandidateIndexFieldName = "candidateIndex"_sd;
constexpr StringData kTermFieldName = "term"_sd;
constexpr StringData kIdFieldName = "_id"_sd;
} // namespace
LastVote::LastVote(long long term, long long candidateIndex)
: _candidateIndex(candidateIndex), _term(term) {}
StatusWith<LastVote> LastVote::readFromLastVote(const BSONObj& doc) {
long long term;
Status status = bsonExtractIntegerField(doc, kTermFieldName, &term);
if (!status.isOK())
return status;
long long candidateIndex;
status = bsonExtractIntegerField(doc, kCandidateIndexFieldName, &candidateIndex);
if (!status.isOK())
return status;
return LastVote{term, candidateIndex};
}
void LastVote::setTerm(long long term) {
_term = term;
}
void LastVote::setCandidateIndex(long long candidateIndex) {
_candidateIndex = candidateIndex;
}
long long LastVote::getTerm() const {
return _term;
}
long long LastVote::getCandidateIndex() const {
return _candidateIndex;
}
BSONObj LastVote::toBSON() const {
BSONObjBuilder builder;
builder.append(kTermFieldName, _term);
builder.append(kCandidateIndexFieldName, _candidateIndex);
return builder.obj();
}
} // namespace repl
} // namespace mongo
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