de.intarsys.pdf.postscript.Token Maven / Gradle / Ivy

Go to download
/*
 * Copyright (c) 2007, intarsys consulting GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * - Neither the name of intarsys nor the names of its contributors may be used
 *   to endorse or promote products derived from this software without specific
 *   prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
/* Generated By:JavaCC: Do not edit this line. Token.java Version 3.0 */
package de.intarsys.pdf.postscript;

/**
 * Describes the input token stream.
 */
public class Token {
	/**
	 * 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();
		}
	}

	/**
	 * 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;

	/**
	 * 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 beginColumn;

	/**
	 * 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 endLine;

	/**
	 * 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 endColumn;

	/**
	 * The string image of the token.
	 */
	public String image;

	/**
	 * 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;

	/**
	 * 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 String toString() {
		return image;
	}
}