org.camunda.bpm.engine.impl.calendar.DateTimeUtil Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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 org.camunda.bpm.engine.impl.calendar;
import java.util.Date;
import java.util.TimeZone;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;
/**
* Utility for {@link DateTime} that uses the JVM timezone
* for date / time related operations.
*
* This is important as the JVM timezone and the system timezone may
* differ which leads to different behavior in
* {@link java.text.SimpleDateFormat} (using JVM default timezone) and
* JODA time (using system default timezone).
*
* @author Nico Rehwaldt
*
* @see CAM-1170
*/
public class DateTimeUtil {
private static final DateTimeZone JVM_DEFAULT_DATE_TIME_ZONE = DateTimeZone.forTimeZone(TimeZone.getDefault());
private static DateTimeFormatter DATE_TIME_FORMATER;
private static DateTimeFormatter getDataTimeFormater() {
if (DATE_TIME_FORMATER == null) {
DATE_TIME_FORMATER = ISODateTimeFormat.dateTimeParser().withZone(JVM_DEFAULT_DATE_TIME_ZONE);
}
return DATE_TIME_FORMATER;
}
public static DateTime now() {
return new DateTime(JVM_DEFAULT_DATE_TIME_ZONE);
}
public static DateTime parseDateTime(String date) {
return getDataTimeFormater().parseDateTime(date);
}
public static Date parseDate(String date) {
return parseDateTime(date).toDate();
}
}