Java tutorial
/* 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 org.flowable.common.engine.impl.calendar; import java.util.Date; import org.flowable.common.engine.impl.runtime.ClockReader; import org.joda.time.DateTimeZone; import org.joda.time.format.ISODateTimeFormat; /** * This class implements business calendar based on internal clock */ public abstract class BusinessCalendarImpl implements BusinessCalendar { protected ClockReader clockReader; public BusinessCalendarImpl(ClockReader clockReader) { this.clockReader = clockReader; } @Override public Date resolveDuedate(String duedateDescription) { return resolveDuedate(duedateDescription, -1); } @Override public abstract Date resolveDuedate(String duedateDescription, int maxIterations); @Override public Boolean validateDuedate(String duedateDescription, int maxIterations, Date endDate, Date newTimer) { return endDate == null || endDate.after(newTimer) || endDate.equals(newTimer); } @Override public Date resolveEndDate(String endDateString) { return ISODateTimeFormat.dateTimeParser() .withZone(DateTimeZone.forTimeZone(clockReader.getCurrentTimeZone())).parseDateTime(endDateString) .toCalendar(null).getTime(); } }