in src/main/java/org/apache/sling/feature/resolver/impl/AbstractResourceImpl.java [40:49]
public List<Capability> getCapabilities(String namespace, Map<String, List<Capability>> capabilities) {
if (namespace == null) {
return capabilities.values().stream().flatMap(Collection::stream).collect(Collectors.toList());
}
List<Capability> caps = capabilities.get(namespace);
if (caps == null)
return Collections.emptyList();
return caps;
}