}

    public CoreExports(ClassRealm realm, Set<String> exportedArtifacts, Set<String> exportedPackages) {
        this.artifacts = Collections.unmodifiableSet(new HashSet<>(exportedArtifacts));
        this.packages = exportedPackages.stream()
                .collect(collectingAndThen(toMap(identity(), v -> realm), Collections::unmodifiableMap));
    }

    /**