* create {@code ListenableFuture} instances depends on how you currently create {@code Future}
 * instances:
 *
 * <ul>
 *   <li>If you receive them from an {@code java.util.concurrent.ExecutorService}, convert that
 *       service to a {@link ListeningExecutorService}, usually by calling {@link
 *       MoreExecutors#listeningDecorator(java.util.concurrent.ExecutorService)
 *       MoreExecutors.listeningDecorator}.

  }
}
```

- `aws:UserAgent` - This value is a string that contains information about the requester's client application. This string is generated by the client and can be unreliable. You can only use this context key from `mc` or other MinIO SDKs which standardize the User-Agent string.

        def stub = Stub(JApiParameter)
        stub.type >> type
        return stub
    }

    AbstractContextAwareViolationRule withContext(AbstractContextAwareViolationRule rule) {
        rule.context = new ViolationCheckContext() {

            @Override
            String getClassName() { TEST_INTERFACE_NAME }

            @Override
            Map<String, ?> getUserData() {
                [

  // admission webhook name (e.g. imagepolicy.example.com/error=image-blacklisted). AuditAnnotations will be provided by
  // the admission webhook to add additional context to the audit log for this request.
  // +optional
  map<string, string> auditAnnotations = 6;

  // warnings is a list of warning messages to return to the requesting API client.

  // admission webhook name (e.g. imagepolicy.example.com/error=image-blacklisted). AuditAnnotations will be provided by
  // the admission webhook to add additional context to the audit log for this request.
  // +optional
  map<string, string> auditAnnotations = 6;

  // warnings is a list of warning messages to return to the requesting API client.

  -Dkey=val          Pass -Dkey=val directly to the java runtime
  -J-X               Pass option -X directly to the java runtime
                     (-J is stripped)

  # environment variables (read from context)
  JAVA_OPTS          Environment variable, if unset uses ""
  SBT_OPTS           Environment variable, if unset uses ""
  ACTIVATOR_OPTS     Environment variable, if unset uses ""

   * @param domain A canonicalized domain. An International Domain Name (IDN) should be punycode
   *     encoded.
   */
  fun getEffectiveTldPlusOne(domain: String): String? {
    // We use UTF-8 in the list so we need to convert to Unicode.
    val unicodeDomain = IDN.toUnicode(domain)
    val domainLabels = splitDomain(unicodeDomain)

    val rule = findMatchingRule(domainLabels)

        if (StringUtil.isNotBlank(childUrl)) {
            final DuplicateHostHelper duplicateHostHelper = ComponentUtil.getDuplicateHostHelper();
            final String url = duplicateHostHelper.convert(childUrl);
            super.storeChildUrl(url, parentUrl, metaData, depth);
        }
    }

    @Override
    protected CrawlerClient getClient(final String url) {

        if ( this.gssContext != null ) {
            try {
                this.gssContext.dispose();
            }
            catch ( GSSException e ) {
                throw new SmbException("Context disposal failed", e);
            }
        }
    }

    /*
     * Prepare reflective access to ExtendedGSSContext. The reflective access

    /**
     *
     * @param tf
     * @return a session for the context
     */
    @Override
    public SmbSessionImpl getSmbSession ( CIFSContext tf ) {
        return getSmbSession(tf, null, null);
    }


    /**
     *
     * @param tf
     *            context to use
     * @return a session for the context
     */
    @Override
    @SuppressWarnings ( "resource" )