/**
 * This file is part of LibLaserCut.
 * Copyright (C) 2011 - 2013 Thomas Oster <thomas.oster@rwth-aachen.de>
 * RWTH Aachen University - 52062 Aachen, Germany
 *
 * LibLaserCut 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * LibLaserCut 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.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with LibLaserCut. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package com.t_oster.liblasercut.vectoroptimizers;

import java.util.LinkedList;
import java.util.List;

/**
 * Just returns the elements in the order they already appear: like
 * defined in the source file
 * @author Thomas Oster <thomas.oster@rwth-aachen.de>
 */
public class FileVectorOptimizer extends VectorOptimizer
{

  @Override
  protected List<Element> sort(List<Element> e)
  {
    List<Element> result = new LinkedList<Element>();
    if (!e.isEmpty())
    {
      result.addAll(e);
    }
    return result;
  }
}