this.failures = failures;
        }
    }

    private static class ArtifactCollectionResolvedArtifactsFactory implements Factory<Set<ResolvedArtifactResult>> {

        private final ArtifactCollection artifactCollection;

        private ArtifactCollectionResolvedArtifactsFactory(ArtifactCollection artifactCollection) {
            this.artifactCollection = artifactCollection;
        }