/*
 * Copyright (C) 1999-2006 Matthias Seeger
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 */
/* -------------------------------------------------------------------
 * LHOTSE: Toolbox for adaptive statistical models
 * -------------------------------------------------------------------
 * Library source file
 * Module: matrix
 * Desc.:  Header abstract class Vector
 * ------------------------------------------------------------------- */

#ifndef VECTOR_H
#define VECTOR_H

#if HAVE_CONFIG_H
#  include <config.h>
#endif

#include "lhotse/matrix/default.h"

//BEGINNS(matrix)
  /**
   * Abstract base class of vector hierarchy.
   *
   * @author  Matthias Seeger
   * @version %I% %G%
   */
  class Vector
  {

  protected:
    // Variables

    int n;      // Number of entries

  public:
    // Constructors

    /**
     * Def. constructor.
     *
     * @param sz Size. Def.: 0
     */
    Vector(int sz=0) : n(sz) {
      if (sz<0) throw WrongDimensionException(EXCEPT_MSG(""));
    }

    /**
     * Destructor
     */
    virtual ~Vector() {}


    // Public methods

    /**
     * Returns number of elements.
     *
     * @return Number of elements
     */
    int size() const { return n; }
  };
//ENDNS

#endif
