Java tutorial
/* Developed by the European Commission - Directorate General for Maritime Affairs and Fisheries @ European Union, 2015-2016. This file is part of the Integrated Fisheries Data Management (IFDM) Suite. The IFDM Suite is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version. The IFDM Suite 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 GNU General Public License for more details. You should have received a copy of the GNU General Public License along with the IFDM Suite. If not, see <http://www.gnu.org/licenses/>. */ package eu.europa.ec.fisheries.uvms.reporting.service.mapper; import eu.europa.ec.fisheries.uvms.commons.date.DateUtils; import eu.europa.ec.fisheries.uvms.reporting.model.schemas.ReportGetStartAndEndDateRS; import eu.europa.ec.fisheries.uvms.reporting.service.entities.CommonFilter; import eu.europa.ec.fisheries.uvms.reporting.service.entities.Position; import eu.europa.ec.fisheries.uvms.reporting.service.entities.Selector; import lombok.Builder; import org.joda.time.DateTime; import java.text.SimpleDateFormat; import java.util.Date; public class ReportDateMapper { private Date now; @Builder(builderMethodName = "ReportDateMapperBuilder") public ReportDateMapper(Date now) { this.now = now; } public ReportGetStartAndEndDateRS getReportDates(CommonFilter filter) { ReportGetStartAndEndDateRS response = new ReportGetStartAndEndDateRS(); Date startDate = null; Date endDate = null; if (filter.getPositionSelector().getSelector().equals(Selector.all)) { startDate = filter.getDateRange().getStartDate(); endDate = filter.getDateRange().getEndDate(); } else if (filter.getPositionSelector().getSelector().equals(Selector.last)) { if (filter.getPositionSelector().getPosition().equals(Position.hours)) { DateTime dateTime = new DateTime(now); dateTime = dateTime.minusHours(filter.getPositionSelector().getValue().intValue()); startDate = dateTime.toDate(); endDate = now; } else if (filter.getPositionSelector().getPosition().equals(Position.positions)) { startDate = filter.getDateRange().getStartDate(); endDate = now; } } response.setStartDate( startDate == null ? null : new SimpleDateFormat(DateUtils.DATE_TIME_UI_FORMAT).format(startDate)); response.setEndDate(new SimpleDateFormat(DateUtils.DATE_TIME_UI_FORMAT).format(endDate)); return response; } }