001 /* 002 // $Id: Symbol.java 3 2009-05-11 08:11:57Z jhyde $ 003 // Clapham generates railroad diagrams to represent computer language grammars. 004 // Copyright (C) 2008-2009 Julian Hyde 005 // Copyright (c) 2005 Stefan Schoergenhumer, Markus Dopler 006 // 007 // This program is free software; you can redistribute it and/or modify it 008 // under the terms of the GNU General Public License as published by the Free 009 // Software Foundation; either version 2 of the License, or (at your option) 010 // any later version approved by The Eigenbase Project. 011 // 012 // This program is distributed in the hope that it will be useful, 013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 015 // GNU General Public License for more details. 016 // 017 // You should have received a copy of the GNU General Public License 018 // along with this program; if not, write to the Free Software 019 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 020 */ 021 package net.hydromatic.clapham.graph; 022 023 /** 024 * TODO: 025 * 026 * @author jhyde 027 * @version $Id: Symbol.java 3 2009-05-11 08:11:57Z jhyde $ 028 * @since Jul 30, 2008 029 */ 030 public class Symbol { 031 032 public final NodeType typ; // t, nt 033 public final String name; // symbol name 034 public Graph graph; // nt: to first node of syntax graph 035 036 public Symbol(NodeType typ, String name) { 037 if (name.length() == 0) { 038 System.out.println("empty token not allowed"); 039 name = "???"; 040 } 041 this.typ = typ; 042 this.name = name; 043 } 044 } 045 046 // End Symbol.java