}
if (this.notBefore == null) {
DateBuilder dateBuilder = new DateBuilder(this.time);
dateBuilder.remove(DateField.DAY_OF_MONTH, 1);
this.notBefore = dateBuilder.build();
}
if (this.notAfter == null) {
DateBuilder dateBuilder = new DateBuilder(this.time);
dateBuilder.add(DateField.YEAR, 1);