/*
Copyright (c) 2003-2008 Terence Parr. All rights reserved.
Code licensed under the BSD License:
http://www.antlr.org/license.html

Some parts of the ANTLR class:
Copyright (c) 2008, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
*/