Review

class ExceptionUtils {
    /**
     * Gets a short message summarising the exception.
     * <p>
     * The message returned is of the form
     * {ClassNameWithoutPackage}: {ThrowableMessage}
     *
     * @param th  the throwable to get a message for, null returns empty string
     * @return the message, non-null
     * @since Commons Lang 2.2
     */
    public static String getMessage(Throwable th) {
        if (th == null) {
            return "";
        }
        String clsName = ClassUtils.getShortClassName(th, null);
        String msg = th.getMessage();
        return clsName + ": " + StringUtils.defaultString(msg);
    }

}