/*
 * Copyright (c) 2003-2004 Christopher Lenz and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     Christopher Lenz - initial API and implementation
 * 
 * $Id: SyntaxErrorException.java,v 1.1 2004-09-02 18:07:12 jsurfer Exp $
 */

package net.sourceforge.phpeclipse.css.core.parser;

/**
 * 
 */
public class SyntaxErrorException extends Exception {

	// Instance Variables ------------------------------------------------------

	/**
	 * The line number at which the error was detected in the source.
	 */
	private int lineNumber;

	/**
	 * The offset into the document.
	 */
	private int offset;

	/**
	 * The length of the source range affected by the syntax error.
	 */
	private int length;

	// Constructors ------------------------------------------------------------

	/**
	 * Constructor.
	 */
	public SyntaxErrorException() {
		super();
	}

	/**
	 * Constructor.
	 * 
	 * @param message the exception message
	 */
	public SyntaxErrorException(String message) {
		super(message);
	}

	/**
	 * Constructor.
	 * 
	 * @param message the exception message
	 * @param lineNumber the line number
	 * @param offset the offset
	 * @param length the length
	 */
	public SyntaxErrorException(String message, int lineNumber, int offset,
		int length) {
		super(message + " (" + lineNumber + ")"); //$NON-NLS-1$ //$NON-NLS-2$
		this.lineNumber = lineNumber;
		this.offset = offset;
		this.length = length;
	}

	// Public Methods ----------------------------------------------------------

	/**
	 * Returns the length of the offending code
	 * 
	 * @return the length of the offending code
	 */
	public final int getLength() {
		return this.length;
	}

	/**
	 * Returns the line number at which the error was detected.
	 * 
	 * @return the line number
	 */
	public final int getLineNumber() {
		return this.lineNumber;
	}

	/**
	 * Returns the offset of the offending code
	 * 
	 * @return the offset of the offending code
	 */
	public final int getOffset() {
		return this.offset;
	}

}