// Copyright 2017 The Nomulus Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package google.registry.tools.params;
import static org.joda.time.DateTimeZone.UTC;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;
/**
* {@link DateTime} CLI parameter converter/validator restricted to dates. The {@link DateTime}s
* produced by this class will always have a time zone of {@link DateTimeZone#UTC}.
*/
public final class DateParameter extends ParameterConverterValidator<DateTime> {
public DateParameter() {
super("not an ISO-8601 date");
}
/**
* Parser for DateTimes that permits only a restricted subset of ISO 8601 datetime syntax.
* The supported format is "YYYY-MM-DD", i.e. there must only be a complete date.
*/
private static final DateTimeFormatter STRICT_DATE_PARSER =
new DateTimeFormatter(null, ISODateTimeFormat.date().getParser());
@Override
public DateTime convert(String value) {
return DateTime.parse(value, STRICT_DATE_PARSER).withZoneRetainFields(UTC);
}
}