@Override
    public String toString() {
        return "DateTimeFormatSettings{" +
                "usePreferences=" + usePreferences +
                ", pattern='" + pattern + '\'' +
                ", timeZone=" + timeZone +
                '}';
    }
@return The the {@link UserTimeZone timeZone} to use when formatting the date
stroom-query/stroom-query-api/src/main/java/stroom/query/api/DateTimeFormatSettings.java