| /* |
| * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * This source code is provided to illustrate the usage of a given feature |
| * or technique and has been deliberately simplified. Additional steps |
| * required for a production-quality application, such as security checks, |
| * input validation and proper error handling, might not be present in |
| * this sample code. |
| */ |
| |
| |
| /* Generated By:JavaCC: Do not edit this line. Token.java Version 0.7pre3 */ |
| package com.sun.tools.example.debug.expr; |
| |
| /** |
| * Describes the input token stream. |
| */ |
| |
| public class Token { |
| |
| /** |
| * An integer that describes the kind of this token. This numbering |
| * system is determined by JavaCCParser, and a table of these numbers is |
| * stored in the file ...Constants.java. |
| */ |
| public int kind; |
| |
| /** |
| * beginLine and beginColumn describe the position of the first character |
| * of this token; endLine and endColumn describe the position of the |
| * last character of this token. |
| */ |
| public int beginLine, beginColumn, endLine, endColumn; |
| |
| /** |
| * The string image of the token. |
| */ |
| public String image; |
| |
| /** |
| * A reference to the next regular (non-special) token from the input |
| * stream. If this is the last token from the input stream, or if the |
| * token manager has not read tokens beyond this one, this field is |
| * set to null. This is true only if this token is also a regular |
| * token. Otherwise, see below for a description of the contents of |
| * this field. |
| */ |
| public Token next; |
| |
| /** |
| * This field is used to access special tokens that occur prior to this |
| * token, but after the immediately preceding regular (non-special) token. |
| * If there are no such special tokens, this field is set to null. |
| * When there are more than one such special token, this field refers |
| * to the last of these special tokens, which in turn refers to the next |
| * previous special token through its specialToken field, and so on |
| * until the first special token (whose specialToken field is null). |
| * The next fields of special tokens refer to other special tokens that |
| * immediately follow it (without an intervening regular token). If there |
| * is no such token, this field is null. |
| */ |
| public Token specialToken; |
| |
| /** |
| * Returns the image. |
| */ |
| @Override |
| public final String toString() |
| { |
| return image; |
| } |
| |
| /** |
| * Returns a new Token object, by default. However, if you want, you |
| * can create and return subclass objects based on the value of ofKind. |
| * Simply add the cases to the switch for all those special cases. |
| * For example, if you have a subclass of Token called IDToken that |
| * you want to create if ofKind is ID, simlpy add something like : |
| * |
| * case MyParserConstants.ID : return new IDToken(); |
| * |
| * to the following switch statement. Then you can cast matchedToken |
| * variable to the appropriate type and use it in your lexical actions. |
| */ |
| public static final Token newToken(int ofKind) |
| { |
| switch(ofKind) |
| { |
| default : return new Token(); |
| } |
| } |
| |
| } |