protected static boolean isValid(final String stringValue) {
        try {
            return isValid(Float.valueOf(stringValue));
        } catch (Exception exception) {
            return false;
        }
    }
protected static boolean isValid ( final String stringValue ) { try { return isValid ( Float . valueOf ( stringValue ) ) ; } catch ( Exception exception ) { return false ; } }
@param stringValue
to wrap
@return true if valid, else false