/* * * Copyright 2012 lexergen. * This file is part of lexergen. * * lexergen 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 3 of the License, or * (at your option) any later version. * * lexergen 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 lexergen. If not, see <http://www.gnu.org/licenses/>. * * lexergen: * A tool to chunk source code into tokens for further processing in a compiler chain. * * Projectgroup: bi, bii * * Authors: Johannes Dahlke * * Module: Softwareprojekt Übersetzerbau 2012 * * Created: Apr. 2012 * Version: 1.0 * */ package de.fuberlin.bii.regextodfaconverter.directconverter.lrparser.grammar; import java.io.Serializable; /** * Ein Regelelement. RuleElement ist die Basisklasse für Terminale und Nichtterminale. * @author Johannes Dahlke * @see Terminal * @see Nonterminal * @see EmptyString * @see Terminator */ public abstract class RuleElement implements Comparable<RuleElement>, Serializable { private static final long serialVersionUID = 4691013612313548633L; }