public List<ResolveResult> defaultSearchChains(Properties sourceToProviderMap) {
        List<ResolveResult> result = new ArrayList<>();

        for (var target : searchChainResolver.defaultTargets()) {
            result.add(target.responsibleSearchChain(sourceToProviderMap));
        }

        return List.copyOf(result);
    }
TODO This is probably a dirty hack for bug 4711376. There are probably better ways.
But I will leave that to trd-processing@

@param group the merging hitgroup to be updated if necessary
@param orderer the per provider hit orderer
@return he hitorderer chosen
container-search/src/main/java/com/yahoo/search/federation/FederationSearcher.java