/** {@inheritDoc} */
 @Override
 public E isEqualTo(DateTimeValue expected) {
   return AssertionsOnValueEquality.isEqualTo(myself, info, value, expected);
 }
 /** {@inheritDoc} */
 @Override
 public E isZero() {
   return AssertionsOnValueEquality.isZero(myself, info, value);
 }
 /** {@inheritDoc} */
 @Override
 public E isEqualTo(Boolean expected) {
   return AssertionsOnValueEquality.isEqualTo(myself, info, value, expected);
 }