/* * Copyright 2004 The Apache Software Foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* Generated By:JavaCC: Do not edit this line. Token.java Version 3.0 */ using System; namespace Lucene.Net.QueryParsers { /// 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 System.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. public override System.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 Token NewToken(int ofKind) { switch (ofKind) { default: return new Token(); } } } }