return Optional.of(Long.MAX_VALUE);
        }
      }
      return Optional.of(result);
    }

    @Override
    public long size() throws IOException {
      long result = 0L;
      for (ByteSource source : sources) {
        result += source.size();
        if (result < 0) {
          // Overflow (or one or more sources that returned a negative size, but all bets are off in

  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(
      Runnable task, @ParametricNullness T result) {
    return (ListenableFuture<T>) super.submit(task, result);
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(Callable<T> task) {

	return s3.ToObjectError(err, object)
}

func (s3 *warmBackendS3) InUse(ctx context.Context) (bool, error) {
	result, err := s3.core.ListObjectsV2(s3.Bucket, s3.Prefix, "", "", slashSeparator, 1)
	if err != nil {
		return false, s3.ToObjectError(err)
	}
	return len(result.CommonPrefixes) > 0 || len(result.Contents) > 0, nil
}

func newWarmBackendS3(conf madmin.TierS3, tier string) (*warmBackendS3, error) {

        }).orElse(StringUtil.EMPTY_STRINGS);
    }

    /**
     * Retrieves or creates the result document IDs cache from the session.
     * The cache is implemented as an LRU map to limit memory usage.
     *
     * @param session the HTTP session
     * @return the result document IDs cache map
     */
    private Map<String, String[]> getResultDocIdsCache(final HttpSession session) {

  In the event the '-o' switch is the impetus for setting offline mode, this
  should result in modification of the active profile in the MavenSettings
  instance, just as definition of the active profile from the command-line
  should result in similar modification. This object is not meant to be
  static within the build process, but rather to be setup as an aggregation of

        ByteArrayInputStream underlyingStream = new ByteArrayInputStream(data);
        IgnoreCloseInputStream stream = new IgnoreCloseInputStream(underlyingStream);

        String result = stream.toString();
        assertNotNull(result);
        assertTrue(result.contains("ByteArrayInputStream"));
    }

    public void test_multipleCloseCallsDoNothing() throws IOException {
        // Test that multiple close() calls are all ignored

      }

      @Override
      public Map<K, V> loadAll(Iterable<? extends K> keys) throws Exception {
        Map<K, V> result = new HashMap<>(); // allow nulls
        for (K key : keys) {
          result.put(key, load(key));
        }
        return result;
      }
    };
  }

  /** Returns a {@link CacheLoader} that returns the given {@code constant} for every request. */

     *
     * @param session The repository session, must not be {@code null}.
     * @param artifactCoordinates The artifact coordinates for which the version needs to be resolved, must not be {@code null}
     * @return The version result, never {@code null}.
     * @throws VersionResolverException If the metaversion could not be resolved.
     */
    @Nonnull

import okhttp3.Request
import okhttp3.internal.SuppressSignatureCheck
import okhttp3.internal.platform.Platform

/**
 * Example of using a hardware key to perform client auth.
 * Prefer recent JDK builds, and results are temperamental to slight environment changes.
 * Different instructions and configuration may be required for other hardware devices.
 *
 * Using a yubikey device as a SSL key store.

            NegTokenInit original = new NegTokenInit(mechs, flags, mechToken, mic);
            byte[] firstEncoding = original.toByteArray();

            // Multiple round-trips should produce identical results
            NegTokenInit parsed1 = new NegTokenInit(firstEncoding);
            byte[] secondEncoding = parsed1.toByteArray();

            NegTokenInit parsed2 = new NegTokenInit(secondEncoding);