}

    @Override
    public String get(@Nullable Object key) {
        return getAndReport(key);
    }

    @Override
    @SuppressWarnings("SuspiciousMethodCalls")
    @Nullable
    public String getOrDefault(@Nullable Object key, @Nullable String defaultValue) {
        String value = getAndReport(key);
        if (value == null && !delegate.containsKey(key)) {
            return defaultValue;
        }