/*
BSD 3-Clause License

Copyright (c) 2018, Mungo Carstairs
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.

* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.

* Neither the name of the copyright holder nor the names of its
  contributors may be used to endorse or promote products derived from
  this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package intervalstore.nonc;

import jalview.datamodel.SequenceFeature;

import intervalstore.api.IntervalI;

/**
 * extend intervalstore.nonc.IntervalStore to account for the fact that
 * SequenceFeature.equalsInterval only checks ranges
 */
@SuppressWarnings("rawtypes")
public class IntervalStoreImpl<T> extends IntervalStore
{

  public IntervalStoreImpl()
  {
    super();
  }

  /**
   * CAUTION! This presumes that equalsInterval does check descriptions. Note
   * that bartongroup.IntervalStoreJ does NOT do this and
   * jalview.datamodel.features.SequenceFeature does not, either. But
   * nonc.SimpleFeature in test DOES, because it overrides equalsInterval.
   * 
   * The reason we do it this way is to avoid an unnecessary and costly test for
   * obj instanceof IntervalI.
   * 
   * Added by Mungo to use equals, but that requires use of instance checking,
   * which is not significant in Java (apparently), but is a bigger deal in
   * JavaScript. So here we have to hack
   * bobhanson.IntervalStoreJ.nonc.InervalStore to bypass equals.
   * 
   * @param i1
   * @param i2
   * @return
   */
  @Override
  protected boolean sameInterval(IntervalI i1, IntervalI i2)
  {
    // avoiding equals() for JavaScript performance
    // could be CrossRef with ignoreParent==true
    return ((SequenceFeature) i1).equalsWithParent((SequenceFeature) i2);
  }

}