@JsonIgnore
    @Override
    public boolean hasClusterType(ClusterSpec.Type clusterType) {
        return resources.stream().anyMatch(resource -> resource.clusterType().map(type -> clusterType.name().equalsIgnoreCase(type)).orElse(false));
    }
Whether there are any shared hosts specifically for the given cluster type.
flags/src/main/java/com/yahoo/vespa/flags/custom/SharedHost.java