/** * Copyright (C) 2023-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 * . * * 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. */ #pragma once #include "mongo/base/string_data.h" #include "mongo/bson/bsonelement.h" #include "mongo/bson/bsonobjbuilder.h" #include "mongo/util/duration.h" #include "mongo/util/time_support.h" namespace mongo { /** * BSON deserialization support. * Parses from a BSON int32/int64 assuming the duration type. * e.g. parseDateFromDurationSinceEpoch will parse a Unix Epoch value. * parseDateFromDurationSinceEpoch will parse an ECMAScript epoch value. */ template Date_t parseDateFromDurationSinceEpoch(const BSONElement& elem) { uassert(ErrorCodes::BadValue, str::stream() << "Epoch value must be numeric, got: " << typeName(elem.type()), elem.isNumber()); return Date_t::fromDurationSinceEpoch(Duration{elem.exactNumberLong()}); } /** * BSON serialization support. * Serializes a Date_t to a BSON int32/int64 since the unix epoch. */ template void serializeDateToDurationSinceEpoch(const Date_t& date, StringData fieldName, BSONObjBuilder* builder) { builder->append(fieldName, durationCount(date.toDurationSinceEpoch())); } } // namespace mongo