/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 4.1 */
/* JavaCCOptions:TOKEN_EXTENDS=,KEEP_LINE_COL=null */
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;
/// The line number of the first character of this Token.
public int beginLine;
/// The column number of the first character of this Token.
public int beginColumn;
/// The line number of the last character of this Token.
public int endLine;
/// The column number of the last character of this Token.
public int 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;
/// An optional attribute value of the Token.
/// Tokens which are not used as syntactic sugar will often contain
/// meaningful values that will be used later on by the compiler or
/// interpreter. This attribute value is often different from the image.
/// Any subclass of Token that actually wants to return a non-null value can
/// override this method as appropriate.
///
public virtual System.Object GetValue()
{
return null;
}
/// No-argument constructor
public Token()
{
}
/// Constructs a new token for the specified Image.
public Token(int kind):this(kind, null)
{
}
/// Constructs a new token for the specified Image and Kind.
public Token(int kind, System.String image)
{
this.kind = kind;
this.image = image;
}
/// 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, simply add something like :
///
/// case MyParserConstants.ID : return new IDToken(ofKind, image);
///
/// to the following switch statement. Then you can cast matchedToken
/// variable to the appropriate type and use sit in your lexical actions.
///
public static Token NewToken(int ofKind, System.String image)
{
switch (ofKind)
{
default: return new Token(ofKind, image);
}
}
public static Token NewToken(int ofKind)
{
return NewToken(ofKind, null);
}
}
/* JavaCC - OriginalChecksum=37b1923f964a5a434f5ea3d6952ff200 (do not edit this line) */
}