source: trunk/yao/share/antlr-2.7.7/lib/csharp/antlr.runtime/antlr/Token.cs @ 1

using System;

namespace antlr
{
        /*ANTLR Translator Generator
        * Project led by Terence Parr at http://www.jGuru.com
        * Software rights: http://www.antlr.org/license.html
        *
        * $Id:$
        */

        //
        // ANTLR C# Code Generator by Micheal Jordan
        //                            Kunle Odutola       : kunle UNDERSCORE odutola AT hotmail DOT com
        //                            Anthony Oguntimehin
        //
        // With many thanks to Eric V. Smith from the ANTLR list.
        //

        /*A token is minimally a token type.  Subclasses can add the text matched
        *  for the token and line info. 
        */

        public class Token : IToken //, ICloneable
        {
                // constants
                public const int MIN_USER_TYPE = 4;
                public const int NULL_TREE_LOOKAHEAD = 3;
                public const int INVALID_TYPE = 0;
                public const int EOF_TYPE = 1;
                public static readonly int SKIP = - 1;
                
                // each Token has at least a token type
                protected int type_;
                
                // the illegal token object
                public static Token badToken = new Token(INVALID_TYPE, "<no text>");
                
                public Token()
                {
                        type_ = INVALID_TYPE;
                }
                public Token(int t)
                {
                        type_ = t;
                }
                public Token(int t, string txt)
                {
                        type_ = t;
                        setText(txt);
                }
                public virtual int getColumn()
                {
                        return 0;
                }
                public virtual int getLine()
                {
                        return 0;
                }
                public virtual string getFilename() 
                {
                        return null;
                }

                public virtual void setFilename(string name) 
                {
                }

                public virtual string getText()
                {
                        return "<no text>";
                }

                public int Type
                {
                        get { return type_;  }
                        set { type_ = value; }
                }

                public virtual void setType(int newType)        { this.Type = newType; }

                public virtual void  setColumn(int c)
                {
                        ;
                }
                public virtual void  setLine(int l)
                {
                        ;
                }
                public virtual void  setText(string t)
                {
                        ;
                }
                override public string ToString()
                {
                        return "[\"" + getText() + "\",<" + type_ + ">]";
                }
        }
}