package lolo.scans;/** A simple class to scan a single character. * * @author <a href="http://www.inf.uos.de/bernd" target="_blank">Bernd K&uuml;hl</a>           (<a href="mailto:bernd@informatik.uni-osnabrueck.de">bernd@informatik.uni-osnabrueck.de</a>) */public class Char extends Set {    /** Creates an object which accepts any character. */    public Char() {        super("", false);    }        /** Creates an object which scans for the character <tt>ch</tt>.     *     * @param ch the character of this symbol.     */    public Char(char ch) {        super(ch+"", true);    }        /** Returns a string representation of the object.     *     * @return a string representation of the object.     */    public String toString() {        return getClass().getName()+"["+(set.length() == 0 ? "ANY" : set)+"]";    }}