}

    @Override
    public void storeMissing(ArtifactAtRepositoryKey key, List<String> attemptedLocations, HashCode descriptorHash) {
        storeInternal(key, createMissingEntry(attemptedLocations, descriptorHash));
    }

    private CachedArtifact createMissingEntry(List<String> attemptedLocations, HashCode descriptorHash) {
        return new DefaultCachedArtifact(attemptedLocations, timeProvider.getCurrentTime(), descriptorHash);
    }