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.restriction;
  
  import java.util.Date;
  
  import org.hibernate.criterion.Criterion;
  import org.hibernate.criterion.Restrictions;
  
  import org.n52.sos.ds.hibernate.util.TemporalRestriction;
  
  /**
   * Creates filters according to the following table.
   * <table>
   * <tr>
   * <td><i>Self/Other</i></td>
   * <td><b>Period</b></td>
   * <td><b>Instant</b></td>
   * </tr>
   * <tr>
   * <td><b>Period</b></td>
   * <td>{@code self.begin &gt; other.begin AND self.end &lt; other.end}</td>
   * <td><i>not defined</i></td>
   * </tr>
   * <tr>
   * <td><b>Instant</b></td>
   * <td>{@code self.position &gt; other.begin AND self.position &lt; other.end}</td>
   * <td><i>not defined</i></td>
   * </tr>
   * </table>
   */
  public class DuringRestriction implements TemporalRestriction {
      @Override
      public Criterion filterPeriodWithPeriod(String selfBegin, String selfEnd, Date otherBegin, Date otherEnd) {
          return Restrictions.and(Restrictions.gt(selfBegin, otherBegin), Restrictions.lt(selfEnd, otherEnd));
      }
  
      @Override
      public Criterion filterPeriodWithPeriod(String selfBegin, String selfEnd, Integer count) {
          return Restrictions.and(Restrictions.gt(selfBegin, getStartPlaceHolder(count)),
                  Restrictions.lt(selfEnd, getEndPlaceHolder(count)));
      }
  
      @Override
      public Criterion filterInstantWithPeriod(String selfBegin, String selfEnd, Integer count) {
          return Restrictions.and(Restrictions.gt(selfBegin, getStartPlaceHolder(count)),
                  Restrictions.lt(selfBegin, getEndPlaceHolder(count)));
      }
  
      @Override
      public Criterion filterInstantWithPeriod(String position, String endPosition, Date begin, Date end,
              boolean periodFromReducedPrecisionInstant) {
          return periodFromReducedPrecisionInstant
                  ? Restrictions.and(Restrictions.ge(position, begin), Restrictions.le(endPosition, end))
                  : Restrictions.and(Restrictions.gt(position, begin), Restrictions.lt(endPosition, end));
      }
  
      @Override
      public Criterion filterInstantWithPeriod(String selfPosition, Date otherBegin, Date otherEnd,
              boolean isOtherPeriodFromReducedPrecisionInstant) {
          return isOtherPeriodFromReducedPrecisionInstant
                  ? Restrictions.and(Restrictions.ge(selfPosition, otherBegin), Restrictions.le(selfPosition, otherEnd))
                  : Restrictions.and(Restrictions.gt(selfPosition, otherBegin), Restrictions.lt(selfPosition, otherEnd));
      }
  
  }
  