PreciseAspectResolver.java 文件源码

@Override
public ImmutableMultimap<Attribute, Label> computeAspectDependencies(Target target,
    DependencyFilter dependencyFilter)
    throws InterruptedException {
  Multimap<Attribute, Label> result = LinkedListMultimap.create();
  if (target instanceof Rule) {
    Multimap<Attribute, Label> transitions =
        ((Rule) target).getTransitions(DependencyFilter.NO_NODEP_ATTRIBUTES);
    for (Entry<Attribute, Label> entry : transitions.entries()) {
      Target toTarget;
      try {
        toTarget = packageProvider.getTarget(eventHandler, entry.getValue());
        result.putAll(
            AspectDefinition.visitAspectsIfRequired(
                target,
                entry.getKey(),
                toTarget,
                dependencyFilter));
      } catch (NoSuchThingException e) {
        // Do nothing. One of target direct deps has an error. The dependency on the BUILD file
        // (or one of the files included in it) will be reported in the query result of :BUILD.
      }
    }
  }
  return ImmutableMultimap.copyOf(result);
}