code: public java.util.List<String> getAvailabilityZones() {
          if (availabilityZones == null) {
              availabilityZones = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return availabilityZones;
      }
docs: <p>
  Provides the list of Amazon EC2 Availability Zones that instances in the restored DB cluster can be created in.
  </p>
  
  @return Provides the list of Amazon EC2 Availability Zones that instances in the restored DB cluster can be
  created in.