private ImmutableSet<AspectWithParameters> requiredAspects(
AspectDefinition aspectDefinition,
AspectParameters aspectParameters,
Attribute attribute,
Target target,
Rule originalRule) {
if (!(target instanceof Rule)) {
return ImmutableSet.of();
}
Set<AspectWithParameters> aspectCandidates =
extractAspectCandidates(aspectDefinition, aspectParameters, attribute, originalRule);
RuleClass ruleClass = ((Rule) target).getRuleClassObject();
ImmutableSet.Builder<AspectWithParameters> result = ImmutableSet.builder();
for (AspectWithParameters candidateClass : aspectCandidates) {
ConfiguredAspectFactory candidate =
(ConfiguredAspectFactory) AspectFactory.Util.create(candidateClass.getAspectFactory());
if (Sets.difference(
candidate.getDefinition().getRequiredProviders(), ruleClass.getAdvertisedProviders())
.isEmpty()) {
result.add(candidateClass);
}
}
return result.build();
}
@Override
public ImmutableMultimap<Attribute, Label> computeAspectDependencies(Target target)
throws InterruptedException {
if (!(target instanceof Rule)) {
return ImmutableMultimap.of();
}
Multimap<Attribute, Label> result = LinkedHashMultimap.create();
for (Attribute attribute : ((Rule) target).getAttributes()) {
for (Class<? extends AspectFactory<?, ?, ?>> aspectFactory : attribute.getAspects()) {
AspectDefinition.addAllAttributesOfAspect(
(Rule) target,
result,
AspectFactory.Util.create(aspectFactory).getDefinition(),
Rule.ALL_DEPS);
}
}
return ImmutableMultimap.copyOf(result);
}
