docs: public Set<de.uniulm.omi.cloudiator.flexiant.client.domain.Server> getServers(
          final String prefix, @Nullable String locationUUID) throws FlexiantException {
          return this
              .getResources(prefix, "resourceName", ResourceType.SERVER, Server.class, locationUUID)
              .stream()
              .map(o -> new de.uniulm.omi.cloudiator.flexiant.client.domain.Server((Server) o))
              .collect(Collectors.toSet());
      }