content: /*
   * Copyright (C) 2012-2023 52°North Spatial Information Research GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *     - Apache License, version 2.0
   *     - Apache Software License, version 1.0
   *     - GNU Lesser General Public License, version 3
   *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
   *     - Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * 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 GNU General
   * Public License for more details.
   */
  package org.n52.sos.ds.hibernate.util;
  
  import org.joda.time.DateTime;
  import org.n52.shetland.ogc.gml.time.Time;
  import org.n52.shetland.ogc.gml.time.TimeInstant;
  import org.n52.shetland.ogc.gml.time.TimePeriod;
  
  import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
  
  /**
   * Holder for observation time extrema. Contains phenomenon, result and valid
   * time.
   *
   * @author <a href="mailto:c.hollmann@52north.org">Carsten Hollmann</a>
   * @since 4.3.0
   *
   */
  @SuppressFBWarnings({"EI_EXPOSE_REP", "EI_EXPOSE_REP2"})
  public class ObservationTimeExtrema extends TimeExtrema {
  
      private DateTime minValidTime;
  
      private DateTime maxValidTime;
  
      public DateTime getMinValidTime() {
          return minValidTime;
      }
  
      public void setMinValidTime(DateTime minValidTime) {
          this.minValidTime = minValidTime;
      }
  
      public DateTime getMaxValidTime() {
          return maxValidTime;
      }
  
      public void setMaxValidTime(DateTime maxValidTime) {
          this.maxValidTime = maxValidTime;
      }
  
      public Time getValidTime() {
          if (isSetValidTime()) {
              if (getMinValidTime().equals(getMaxValidTime())) {
                  return new TimeInstant(getMaxValidTime());
              }
              return new TimePeriod(getMinValidTime(), getMaxValidTime());
          }
          return null;
      }
  
      public boolean isSetValidTime() {
          return getMinValidTime() != null && getMaxValidTime() != null;
      }
  
      public boolean isEmpty() {
          return !isSetPhenomenonTimes() && !isSetResultTimes() && !isSetValidTime();
      }
  
      public void expand(ObservationTimeExtrema ote) {
          if (isEmpty() && !ote.isEmpty()) {
              setMinPhenomenonTime(ote.getMinPhenomenonTime());
              setMaxPhenomenonTime(ote.getMaxPhenomenonTime());
              setMinResultTime(ote.getMinResultTime());
              setMaxResultTime(ote.getMaxResultTime());
              setMinValidTime(ote.getMinValidTime());
              setMaxValidTime(ote.getMaxValidTime());
          } else {
              setMinPhenomenonTime(
                      getMinPhenomenonTime().isAfter(ote.getMinPhenomenonTime()) ? ote.getMinPhenomenonTime()
                              : getMinPhenomenonTime());
              setMaxPhenomenonTime(
                      getMaxPhenomenonTime().isBefore(ote.getMaxPhenomenonTime()) ? ote.getMaxPhenomenonTime()
                              : getMaxPhenomenonTime());
              setMinResultTime(
                      getMinResultTime().isAfter(ote.getMinResultTime()) ? ote.getMinResultTime() : getMinResultTime());
              setMaxResultTime(
                      getMaxResultTime().isBefore(ote.getMaxResultTime()) ? ote.getMaxResultTime() : getMaxResultTime());
              setMinValidTime(
                      getMinValidTime().isAfter(ote.getMinValidTime()) ? ote.getMinValidTime() : getMinValidTime());
              setMaxValidTime(
                      getMaxValidTime().isBefore(ote.getMaxValidTime()) ? ote.getMaxValidTime() : getMaxValidTime());
          }
      }
  
  }
  