// This is copyrighted source file, part of Rakiura JFern package. // See the file LICENSE for copyright information and the terms and conditions// for copying, distributing and modifications of Rakiura JFern package.// Copyright (C) 1999-2002 by Mariusz Nowostawski and others  [http://www.rakiura.org]package org.rakiura.cpn;/** * Represents an abstract Arc in the JFern Petri Net. *  *<br><br> * Arc.java<br> * Created: Mon Sep 25 11:49:12 2000<br> * *@author  <a href="mariusz@rakiura.org">Mariusz Nowostawski</a> *@version 2.1.0 $Revision: 1.6 $ *@since 1.0 */public interface Arc extends NetElement {  /**    * Returns the transition for this arc.   *@return transition for this arc   */  Transition transition();  /**    * Returns the place for this arc.   *@return place for this arc   */  Place place();    /**   * Returns the context for this arc.   *@return context for this arc.   */  CpnContext getContext();} // Arc//////////////////// end of file ////////////////////