content: /**
   * Copyright 2006 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.unitselection.data;
  
  public class DiphoneUnit extends Unit {
      public final Unit left;
      public final Unit right;
  
      public DiphoneUnit(Unit left, Unit right) {
          super(left.startTime, left.duration + right.duration, left.index);
          this.left = left;
          this.right = right;
      }
  
  
      public int getIndex() {
          throw new IllegalStateException("This method should not be called for DiphoneUnits.");
      }
  
      @Override
      public boolean isEdgeUnit() {
          throw new IllegalStateException("This method should not be called for DiphoneUnits.");
      }
  
      @Override
      public String toString() {
          return "diphoneunit " + index + " start: " + startTime + ", duration: " + duration;
      }
  
      /**
       * inspired by http://www.artima.com/lejava/articles/equality.html
       */
      @Override
      public boolean equals(Object other) {
          boolean result = false;
          if (other instanceof DiphoneUnit) {
              DiphoneUnit that = (DiphoneUnit) other;
              result = (this.left.equals(that.left) && this.right.equals(that.right));
          }
          return result;
      }
  
      /**
       * inspired by http://www.artima.com/lejava/articles/equality.html
       */
      @Override
      public int hashCode() {
          return (41 * (41 + this.left.hashCode()) + this.right.hashCode());
      }
  
  }
  
  