this.journalFileBackup = directory / JOURNAL_FILE_BACKUP
  }

  @Synchronized
  @Throws(IOException::class)
  fun initialize() {
    this.assertThreadHoldsLock()

    if (initialized) {
      return // Already initialized.
    }

    // If a bkp file exists, use it instead.
    if (fileSystem.exists(journalFileBackup)) {

			group:         group,
		}
	} else {
		sys.store = &IAMStoreSys{IAMStorageAPI: newIAMEtcdStore(etcdClient, sys.usersSysType)}
	}
}

// Initialized checks if IAM is initialized
func (sys *IAMSys) Initialized() bool {
	if sys == nil {
		return false
	}
	sys.Lock()
	defer sys.Unlock()
	return sys.store != nil
}

        elevateWordIndexName = settingsIndexName + "-elevateword";
    }

    public void init() {
        if (initialized) {
            return;
        }
        initialized = true;
        initialize(initialSettings);
        new AnalyzerSettings(client, this, settingsIndexName).init();
    }

    private void initialize(final Map<String, Object> initialSettings) {
        boolean doIndexCreate = false;
        boolean doCreate = false;

        protected Class<T> cls;

        protected Consumer<T> initializer;

        protected StandardCrawlerContainer container;

        private T instance;

        protected ComponentDef(final Class<T> cls, final Consumer<T> initializer, final StandardCrawlerContainer container) {
            this.cls = cls;
            this.initializer = initializer;
            this.container = container;
        }

  }

  public void testInitialize() {
    assertEquals("This test can't be included twice in the same suite.", 0, classesInitialized);

    Reflection.initialize(A.class);
    assertEquals(1, classesInitialized);

    Reflection.initialize(
        A.class, // Already initialized (above)
        B.class, C.class);
    assertEquals(3, classesInitialized);
  }

  public void testNullPointers() {

    }

    /**
     * 初期化します。
     */
    protected static synchronized void initialize() {
        if (!initialized) {
            DisposableUtil.add(() -> {
                ResourceBundle.clearCache();
                initialized = false;
            });
            initialized = true;
        }
    }

   */
  final void retryUpdate(long x, @CheckForNull int[] hc, boolean wasUncontended) {
    int h;
    if (hc == null) {
      threadHashCode.set(hc = new int[1]); // Initialize randomly
      int r = rng.nextInt(); // Avoid zero to allow xorShift rehash
      h = hc[0] = (r == 0) ? 1 : r;
    } else h = hc[0];
    boolean collide = false; // True if last slot nonempty
    for (; ; ) {

class ImmediateExecutionDistributedManager {
 public:
  virtual ~ImmediateExecutionDistributedManager() {}

  // Set up distributed execution environment on local and remote tasks.
  // When `reset_context` is true, initialize new cluster context state based
  // on cluster configurations provided in `server_def`; otherwise, update
  // existing context state with the provided `server_def`. Contexts created

func mustNewRequest(method string, urlStr string, contentLength int64, body io.ReadSeeker, t *testing.T) *http.Request {
	req, err := newTestRequest(method, urlStr, contentLength, body)
	if err != nil {
		t.Fatalf("Unable to initialize new http request %s", err)
	}
	return req
}

// This is similar to mustNewRequest but additionally the request
// is signed with AWS Signature V4, fails if not able to do so.

func (c *Config) Apply(config *Config) error {
	if config != c {
		*config = *c
	}
	return nil
}

// AfterInitialize initialize plugins after db connected
func (c *Config) AfterInitialize(db *DB) error {
	if db != nil {
		for _, plugin := range c.Plugins {
			if err := plugin.Initialize(db); err != nil {
				return err
			}
		}
	}
	return nil
}

// Option gorm option interface
type Option interface {