}

    @Override
    public void preventUsageMutation() {
        usageCanBeMutated = false;
    }

    @Override
    public boolean usageCanBeMutated() {
        return usageCanBeMutated;
    }

    @SuppressWarnings("deprecation")
    private void assertUsageIsMutable() {
        if (!usageCanBeMutated) {