*/
    @Nonnull
    default Optional<Version> getHighestVersion() {
        return getVersions().isEmpty()
                ? Optional.empty()
                : Optional.of(getVersions().get(getVersions().size() - 1));
    }

    /**
     * Gets the repository from which the specified version was resolved.
     *
     * @param version The version whose source repository should be retrieved, must not be {@code null}

            final TermsAggregationBuilder termsBuilder = AggregationBuilders.terms(fessConfig.getIndexFieldSegment())
                    .field(fessConfig.getIndexFieldSegment())
                    .size(maxSessionIdsInList)
                    .order(BucketOrder.key(false));
            queryRequestBuilder.addAggregation(termsBuilder);
            queryRequestBuilder.setPreference(Constants.SEARCH_PREFERENCE_LOCAL);

	</div>
	<div class="offcanvas-body">
		<c:forEach var="fieldData" items="${facetResponse.fieldList}">
			<c:if test="${fieldData.name == 'label' && fieldData.valueCountMap.size() > 0}">
				<ul class="list-group mb-2">
					<li class="list-group-item text-uppercase"><la:message key="labels.facet_label_title" /></li>
					<c:forEach var="countEntry" items="${fieldData.valueCountMap}">

			continue
		}

		// Always check data, if we got it.
		if (len(meta.Data) > 0 || meta.Size == 0) && len(meta.Parts) > 0 {
			checksumInfo := meta.Erasure.GetChecksumInfo(meta.Parts[0].Number)
			verifyErr := bitrotVerify(bytes.NewReader(meta.Data),
				int64(len(meta.Data)),
				meta.Erasure.ShardFileSize(meta.Size),
				checksumInfo.Algorithm,
				checksumInfo.Hash, meta.Erasure.ShardSize())

                Locale.ROOT,
                "Docker (checked [%s]) is required to run the following task%s: \n%s",
                String.join(", ", DOCKER_BINARIES),
                tasks.size() > 1 ? "s" : "",
                String.join("\n", tasks)
            );
            throwDockerRequiredException(message);
        }

 */
public class MD4 extends MessageDigest implements Cloneable {
    // MD4 specific object variables
    //...........................................................................

    /**
     * The size in bytes of the input block to the tranformation algorithm.
     */
    private static final int BLOCK_LENGTH = 64; //    = 512 / 8;

    /**
     * 4 32-bit words (interim result)
     */

    }
  }

  static char[] randomChars(Random rand, int size) {
    Set<Character> chars = new HashSet<>(size);
    for (int i = 0; i < size; i++) {
      char c;
      do {
        c = (char) rand.nextInt(Character.MAX_VALUE - Character.MIN_VALUE + 1);
      } while (chars.contains(c));
      chars.add(c);
    }
    char[] retValue = new char[chars.size()];
    int i = 0;
    for (char c : chars) {

        }

        if (_specification != null) {
            builder.setFetchSource(_specification.columnList.toArray(new String[_specification.columnList.size()]), null);
        }

        return builder;
    }

    // ===================================================================================

        }

        if (_specification != null) {
            builder.setFetchSource(_specification.columnList.toArray(new String[_specification.columnList.size()]), null);
        }

        return builder;
    }

    // ===================================================================================

            public Class<? extends Annotation> annotationType() {
                return CustomSize.class;
            }

            @Override
            public String message() {
                return "Size validation failed";
            }

            @Override
            public Class<?>[] groups() {
                return new Class<?>[0];
            }

            @Override