public static boolean isTtlRunnableUnwrapComparator(@Nullable Comparator<Runnable> comparator) {
        return comparator instanceof TtlUnwrapComparator;
    }
check the {@code Comparator<Runnable>} is a wrapper {@code TtlRunnableUnwrapComparator} or not.

@see #getTtlRunnableUnwrapComparator(Comparator)
@see #getTtlRunnableUnwrapComparatorForComparableRunnable()
@since 2.12.3
ttl2-compatible/src/main/java/com/alibaba/ttl/threadpool/TtlExecutors.java