if (!initialized) {
            initialize();
        }
        BeanDesc beanDesc = beanDescCache.get(clazz);
        if (beanDesc == null) {
            beanDesc = putIfAbsent(beanDescCache, clazz, new BeanDescImpl(clazz));
        }
        return beanDesc;
    }

    /**
     * 初期化を行ないます。
     */
    public static void initialize() {
        synchronized (BeanDescFactory.class) {

    }

    /**
     * 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 (; ; ) {

    // `size` is prepared to be compatible with other Admin APIs
    @ValidateTypeFailure
    public Integer size;

    @Override
    public void initialize() {
        if (size != null) {
            num = (num == null || num < size) ? size : num;
        }
        super.initialize();
    }

  }

  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() {

  }

  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() {

                        handler = (URLStreamHandler) handlerClass.newInstance();
                        break;
                    }
                    catch ( Exception ex ) {
                        log.debug("Failed to initialize handler " + className, ex);
                    }
                }
            }
            if ( handler == null ) {
                for ( int i = 0; i < JVM_VENDOR_DEFAULT_PKGS.length; i++ ) {

                    NoPluginFoundForPrefixException, LifecycleNotFoundException, PluginVersionResolutionException {
        List<MojoExecution> me = new ArrayList<>();
        me.add(createMojoExecution("initialize", "default-initialize", INITIALIZE));
        me.add(createMojoExecution("resources", "default-resources", PROCESS_RESOURCES));
        me.add(createMojoExecution("compile", "default-compile", COMPILE));

/**
 * <a href="/ref/3.0.4/maven-core/lifecycles.html">Lifecycle phases</a>.
 *
 * @since 4.0.0
 */
@Experimental
public enum LifecyclePhase {
    VALIDATE("validate"),
    INITIALIZE("initialize"),
    GENERATE_SOURCES("generate-sources"),
    PROCESS_SOURCES("process-sources"),
    GENERATE_RESOURCES("generate-resources"),
    PROCESS_RESOURCES("process-resources"),
    COMPILE("compile"),

  }

  /**
   * Ensures that the given classes are initialized, as described in <a
   * href="http://java.sun.com/docs/books/jls/third_edition/html/execution.html#12.4.2">JLS Section
   * 12.4.2</a>.
   *
   * <p>WARNING: Normally it's a smell if a class needs to be explicitly initialized, because static
   * state hurts system maintainability and testability. In cases when you have no choice while