001: /*
002: * This file is part of the GeOxygene project source files.
003: *
004: * GeOxygene aims at providing an open framework which implements OGC/ISO specifications for
005: * the development and deployment of geographic (GIS) applications. It is a open source
006: * contribution of the COGIT laboratory at the Institut Géographique National (the French
007: * National Mapping Agency).
008: *
009: * See: http://oxygene-project.sourceforge.net
010: *
011: * Copyright (C) 2005 Institut Géographique National
012: *
013: * This library is free software; you can redistribute it and/or modify it under the terms
014: * of the GNU Lesser General Public License as published by the Free Software Foundation;
015: * either version 2.1 of the License, or any later version.
016: *
017: * This library is distributed in the hope that it will be useful, but WITHOUT ANY
018: * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
019: * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
020: *
021: * You should have received a copy of the GNU Lesser General Public License along with
022: * this library (see file LICENSE if present); if not, write to the Free Software
023: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024: *
025: */
026:
027: /* Generated By:JavaCC: Do not edit this line. Token.java Version 2.1 */
028: package fr.ign.cogit.geoxygene.util.conversion;
029:
030: /**
031: * Describes the input token stream.
032: */
033:
034: public class Token {
035:
036: /**
037: * An integer that describes the kind of this token. This numbering
038: * system is determined by JavaCCParser, and a table of these numbers is
039: * stored in the file ...Constants.java.
040: */
041: public int kind;
042:
043: /**
044: * beginLine and beginColumn describe the position of the first character
045: * of this token; endLine and endColumn describe the position of the
046: * last character of this token.
047: */
048: public int beginLine, beginColumn, endLine, endColumn;
049:
050: /**
051: * The string image of the token.
052: */
053: public String image;
054:
055: /**
056: * A reference to the next regular (non-special) token from the input
057: * stream. If this is the last token from the input stream, or if the
058: * token manager has not read tokens beyond this one, this field is
059: * set to null. This is true only if this token is also a regular
060: * token. Otherwise, see below for a description of the contents of
061: * this field.
062: */
063: public Token next;
064:
065: /**
066: * This field is used to access special tokens that occur prior to this
067: * token, but after the immediately preceding regular (non-special) token.
068: * If there are no such special tokens, this field is set to null.
069: * When there are more than one such special token, this field refers
070: * to the last of these special tokens, which in turn refers to the next
071: * previous special token through its specialToken field, and so on
072: * until the first special token (whose specialToken field is null).
073: * The next fields of special tokens refer to other special tokens that
074: * immediately follow it (without an intervening regular token). If there
075: * is no such token, this field is null.
076: */
077: public Token specialToken;
078:
079: /**
080: * Returns the image.
081: */
082: public final String toString() {
083: return image;
084: }
085:
086: /**
087: * Returns a new Token object, by default. However, if you want, you
088: * can create and return subclass objects based on the value of ofKind.
089: * Simply add the cases to the switch for all those special cases.
090: * For example, if you have a subclass of Token called IDToken that
091: * you want to create if ofKind is ID, simlpy add something like :
092: *
093: * case MyParserConstants.ID : return new IDToken();
094: *
095: * to the following switch statement. Then you can cast matchedToken
096: * variable to the appropriate type and use it in your lexical actions.
097: */
098: public static final Token newToken(int ofKind) {
099: switch (ofKind) {
100: default:
101: return new Token();
102: }
103: }
104:
105: }
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