@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    CalendarContainerResource that = (CalendarContainerResource) o;
    return Objects.equals(getCalendars(), that.getCalendars()) &&
            Objects.equals(getEvents(), that.getEvents());
  }
A Wrapper for all the possible objects that can be returned by a calendar exporter.
portability-types-common/src/main/java/org/datatransferproject/types/common/models/calendar/CalendarContainerResource.java