try {
                client.close();
            } catch (final OpenSearchException e) {
                logger.warn("Failed to close client.", e);
            }
            logger.info("Disconnected to {}", address);
        }
        connected = false;
    }

    @Override
    public ThreadPool threadPool() {
        return client.threadPool();
    }

    @Override

			// An in-quorum errFileNotFound means that client stream
			// prematurely closed and we do not find any xl.meta or
			// part.1's - in such a scenario we must return as if client
			// disconnected. This means that erasure.Encode() CreateFile()
			// did not do anything.
			return ObjectInfo{}, IncompleteBody{Bucket: bucket, Object: object}
		}
		return ObjectInfo{}, toObjectErr(err, bucket, object)
	}

    assertTrue(Range.closed(3, 5).isConnected(Range.open(5, 6)));
    assertTrue(Range.closed(3, 5).isConnected(Range.closed(5, 6)));
    assertTrue(Range.closed(5, 6).isConnected(Range.closed(3, 5)));
    assertTrue(Range.closed(3, 5).isConnected(Range.openClosed(5, 5)));
    assertTrue(Range.open(3, 5).isConnected(Range.closed(5, 6)));
    assertTrue(Range.closed(3, 7).isConnected(Range.open(6, 8)));

    }

    @Override
    public void remove(Range<K> range) {
      if (range.isConnected(subRange)) {
        TreeRangeMap.this.remove(range.intersection(subRange));
      }
    }

    @Override
    public RangeMap<K, V> subRangeMap(Range<K> range) {
      if (!range.isConnected(subRange)) {
        return emptySubRangeMap();
      } else {

            NEXT_HIGHER);
    if (ceilingIndex < ranges.size()
        && ranges.get(ceilingIndex).isConnected(otherRange)
        && !ranges.get(ceilingIndex).intersection(otherRange).isEmpty()) {
      return true;
    }
    return ceilingIndex > 0
        && ranges.get(ceilingIndex - 1).isConnected(otherRange)
        && !ranges.get(ceilingIndex - 1).intersection(otherRange).isEmpty();
  }

  @Override

  private static <K extends Comparable, V> Range<K> coalesce(
      Range<K> range, V value, @CheckForNull Entry<Cut<K>, RangeMapEntry<K, V>> entry) {
    if (entry != null
        && entry.getValue().getKey().isConnected(range)
        && entry.getValue().getValue().equals(value)) {
      return range.span(entry.getValue().getKey());
    }
    return range;
  }

  @Override

      for (int i = 0; i < entries.size(); i++) {
        Range<K> range = entries.get(i).getKey();
        if (i > 0) {
          Range<K> prevRange = entries.get(i - 1).getKey();
          if (range.isConnected(prevRange) && !range.intersection(prevRange).isEmpty()) {
            throw new IllegalArgumentException(
                "Overlapping ranges: range " + prevRange + " overlaps with entry " + range);
          }
        }

melchior link: https://blog.devgenius.io/seamless-fastapi-configuration-with-confz-90949c14ea12 title: Seamless FastAPI Configuration with ConfZ - author: Kaustubh Gupta author_link: https://medium.com/@kaustubhgupta1828/ link: https://levelup.gitconnected.com/5-advance-features-of-fastapi-you-should-try-7c0ac7eebb3e title: 5 Advanced Features of FastAPI You Should Try - author: Kaustubh Gupta author_link: https://medium.com/@kaustubhgupta1828/ link: https://www.analyticsvidhya.com/blog/2021/06/...