class RaceTrackTagLib {     /**      * Outputs the given <code>Date</code> object in the specified format.  If      * the <code>date</code> is not given, then the current date/time is used.      * If the <code>format</code> option is not given, then the date is output      * using the default format.      *      * e.g., <g:formatDate date="${myDate}" format="yyyy-MM-dd HH:mm" />      *      * @see java.text.SimpleDateFormat      */     def formatDate = { attrs ->         def date = attrs.get('date')          if (!date) {                 date = new Date()         }          def format = attrs.get('format')         if (!format) {                 format = "yyyy-MM-dd HH:mm:ss z"         }          out << new java.text.SimpleDateFormat(format).format(date)     }      /**     * Outputs the given number in the specified format.  If no      * <code>number</code> is given, then zero is used.  If the      * <code>format</code> option is not given, then the number is output      * using the default format.      *      * e.g., <g:formatNumber number="${myNumber}" format="###,##0" />      *      * @see java.text.DecimalFormat      */     def formatNumber = { attrs ->         def number = attrs.get('number')         if (!number) {                 number = new Double(0)         }         def format = attrs.get('format')         if (!format) {                 format = "0"         }         out << new java.text.DecimalFormat(format).format((Double)number)     } }