content: /**
   * Copyright 2010 DFKI GmbH.
   * All Rights Reserved.  Use is subject to license terms.
   * <p/>
   * This file is part of MARY TTS.
   * <p/>
   * MARY TTS is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation, version 3 of the License.
   * <p/>
   * 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 Lesser General Public License for more details.
   * <p/>
   * You should have received a copy of the GNU Lesser General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   */
  package marytts.vocalizations;
  
  /**
   * Class represents Source unit, target unit and contour distance between these units.
   * Array of these pairs can sort with contour distance
   *
   * @author sathish
   */
  public class SourceTargetPair implements Comparable<SourceTargetPair> {
  
      private int targetUnitIndex;
      private int sourceUnitIndex;
      private double distance;
  
      public SourceTargetPair(int sourceUnitIndex, int targetUnitIndex, double distance) {
          this.sourceUnitIndex = sourceUnitIndex;
          this.targetUnitIndex = targetUnitIndex;
          this.distance = distance;
      }
  
      @Override
      public int compareTo(SourceTargetPair other) {
          if (distance == other.distance) return 0;
          if (distance < other.distance) return -1;
          return 1;
      }
  
      @Override
      public boolean equals(Object dc) {
          if (!(dc instanceof SourceTargetPair)) return false;
          SourceTargetPair other = (SourceTargetPair) dc;
          return distance == other.distance;
      }
  
      public int getTargetUnitIndex() {
          return this.targetUnitIndex;
      }
  
      public int getSourceUnitIndex() {
          return this.sourceUnitIndex;
      }
  }
  