public int getNodeType() throws UnknownHostException {
        checkData();
        return nodeType;
    }

    /**
     * Determines if this address in the process of being deleted.
     *
     * @return true if the address is being deleted, false otherwise
     * @throws UnknownHostException if the host cannot be resolved to find out.
     */

    public boolean isBeingDeleted() throws UnknownHostException {

need it so that empty directory does not get deleted...

        return null;
      }
      copy(resourceUrl, file);
    }

    return file;
  }

  /**
   * Creates a new temp dir for testing. The returned directory and all contents of it will be
   * deleted in the tear-down for this test.
   */
  protected final File createTempDir() throws IOException {
    File tempFile = File.createTempFile("IoTestCase", "");
    if (!tempFile.delete() || !tempFile.mkdir()) {

			</la:option>
			<la:option value="filename.desc">
				<la:message key="labels.search_result_sort_filename_desc" />
			</la:option>
			<la:option value="created.asc">
				<la:message key="labels.search_result_sort_created_asc" />
			</la:option>
			<la:option value="created.desc">
				<la:message key="labels.search_result_sort_created_desc" />
			</la:option>
			<la:option value="content_length.asc">

     *
     * @return a string containing the execution result with the number of deleted files or error message
     */
    public String execute() {
        try {
            final long count = ComponentUtil.getThumbnailManager().purge(getExpiry());
            return "Deleted " + count + " thumbnail files.";
        } catch (final Exception e) {
            logger.error("Failed to purge thumbnails.", e);

			</la:option>
			<la:option value="filename.desc">
				<la:message key="labels.search_result_sort_filename_desc" />
			</la:option>
			<la:option value="created.asc">
				<la:message key="labels.search_result_sort_created_asc" />
			</la:option>
			<la:option value="created.desc">
				<la:message key="labels.search_result_sort_created_desc" />
			</la:option>
			<la:option value="content_length.asc">

          }
        },
        "creation_date" : "1509021056135",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "8lLdTVsGQCKFnbgLSkPaUA",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_config.related_query"
      }
    }
  }

      "index" : {
        "creation_date" : "1509021058796",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "5EWS2-qMT2WwHG0yPrhP3Q",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_user.group"
      }
    }
  }

          }
        },
        "creation_date" : "1509021049417",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "s8tK7hldQzWbNtsfzHIZZQ",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_config.access_token"
      }
    }
  }

     */
    @Required
    @Size(max = 1000)
    public String webConfigId;

    /**
     * The username of who created this request header.
     */
    @Size(max = 1000)
    public String createdBy;

    /**
     * The timestamp when this request header was created.
     */
    @ValidateTypeFailure
    public Long createdTime;

    /**