if (sessionId == null) { // create session id
            sessionId = RandomStringUtils.randomAlphabetic(15);
        }
        resultBuf.append("Session Id: ").append(sessionId).append("\n");
        if (jobExecutor != null) {
            jobExecutor.addShutdownListener(() -> ComponentUtil.getProcessHelper().destroyProcess(sessionId));
        }

        if (sessionId == null) { // create session id
            sessionId = RandomStringUtils.randomAlphabetic(15);
        }
        resultBuf.append("Session Id: ").append(sessionId).append("\n");
        if (jobExecutor != null) {
            jobExecutor.addShutdownListener(() -> ComponentUtil.getProcessHelper().destroyProcess(sessionId));
        }

     */
    @Override
    public String getSessionId() {
        return sessionId;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.AccessResult#setSessionId(java.lang.String)
     */
    @Override
    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    /*
     * (non-Javadoc)
     *

     */
    protected static class Options {
        /**
         * Session ID for filtering thumbnail generation.
         */
        @Option(name = "-s", aliases = "--sessionId", metaVar = "sessionId", usage = "Session ID")
        protected String sessionId;

        /**
         * Name identifier for the thumbnail generation task.
         */
        @Option(name = "-n", aliases = "--name", metaVar = "name", usage = "Name")

        // Flags at +16: server-to-redirector
        SMBUtil.writeInt4(0x00000001, buf, start + 16);
        // SessionId at +40 (sync header)
        SMBUtil.writeInt8(sessionId, buf, start + 40);
    }

    /**
     * Build a SESSION_SETUP response body with specified flags and security blob.
     * securityBufferOffset is set relative to header start.
     */

            0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnSessionId = cci("sessionId", "sessionId", null, null, String.class, "sessionId", null, false, false,
            false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);

    public ColumnInfo columnCreatedTime() {
        return _columnCreatedTime;

  // The keys of this map are all the active sessions using this graph. Each
  // value records whether the graph has been mutated since the corresponding
  // session has been run (this is detected in RecordMutation function). If the
  // string is empty, no mutation has occurred. Otherwise the string is a
  // description of the mutation suitable for returning to the user.
  //
  // Sessions are added to this map in TF_NewSession, and removed in

    }

    public void test_sessionIdGetterSetter() {
        // Test session ID getter/setter
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

        String sessionId = "session456";
        queue.setSessionId(sessionId);
        assertEquals(sessionId, queue.getSessionId());

        queue.setSessionId(null);
        assertNull(queue.getSessionId());
    }

    public void test_methodGetterSetter() {

            "type" : "long"
          },
          "expiredTime" : {
            "type" : "long"
          },
          "name" : {
            "type" : "keyword"
          },
          "sessionId" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021050413",
        "number_of_shards" : "5",

     * This is a required field that identifies the specific crawling session.
     * Maximum length is 20 characters.
     */
    @Required
    @Size(max = 20)
    public String sessionId;

    /**
     * The name or description of the crawling session.
     * This is an optional descriptive field with a maximum length of 20 characters.
     */
    @Size(max = 20)
    public String name;