// and can be read back from another goroutine.
// It is safe to concurrently read and write RingBuffer.
type RingBuffer struct {
	buf       []byte
	size      int
	r         int // next position to read
	w         int // next position to write
	isFull    bool
	err       error
	block     bool
	mu        sync.Mutex
	wg        sync.WaitGroup
	readCond  *sync.Cond // Signaled when data has been read.

    assertEquals(OBJECT, Atomics.newReference(OBJECT).get());
  }

  public void testNewReferenceArray_withLength() throws Exception {
    int length = 42;
    AtomicReferenceArray<String> refArray = Atomics.newReferenceArray(length);
    for (int i = 0; i < length; ++i) {
      assertThat(refArray.get(i)).isNull();
    }
    assertThrows(IndexOutOfBoundsException.class, () -> refArray.get(length));
  }

    return ImmutableSet.of(singleValue);
  }

  @Override
  @J2ktIncompatible
  @GwtIncompatible
    Object writeReplace() {
    return SerializedForm.create(this, new int[] {0}, new int[] {0});
  }

// Event contains a lifecycle action with associated info
type Event struct {
	Action                  Action
	RuleID                  string
	Due                     time.Time
	NoncurrentDays          int
	NewerNoncurrentVersions int
	StorageClass            string
}

// Eval returns the lifecycle event applicable now.
func (lc Lifecycle) Eval(obj ObjectOpts) Event {
	return lc.eval(obj, time.Now().UTC(), 0)
}

  @JvmField val clientMaxWindowBits: Int? = null,
  /** True if the agreed upon extension parameters includes "client_no_context_takeover". */
  @JvmField val clientNoContextTakeover: Boolean = false,
  /** Should be a value in [8..15]. Any value in that range is acceptable by OkHttp. */
  @JvmField val serverMaxWindowBits: Int? = null,

  }

  @GwtIncompatible // concurrency

  public void testConcurrentAutoIncrementStep() throws Exception {
    int incrementByNanos = 3;
    FakeTicker ticker = new FakeTicker().setAutoIncrementStep(incrementByNanos, NANOSECONDS);

    int numberOfThreads = 64;
    runConcurrentTest(
        numberOfThreads,
        () -> {
          long unused = ticker.read();
          return null;

}

func (t *Tokenizer) Base() *src.PosBase {
	return t.base
}

func (t *Tokenizer) SetBase(base *src.PosBase) {
	t.base = base
}

func (t *Tokenizer) Line() int {
	return t.line
}

func (t *Tokenizer) Col() int {
	return t.s.Pos().Column
}

func (t *Tokenizer) Next() ScanToken {
	s := t.s
	for {
		t.tok = ScanToken(s.Scan())
		if t.tok != scanner.Comment {
			break
		}

        final int threadCount = 10;
        final Thread[] threads = new Thread[threadCount];
        final InvertibleCryptographer[] invertibles = new InvertibleCryptographer[threadCount];
        final OneWayCryptographer[] oneWays = new OneWayCryptographer[threadCount];

        for (int i = 0; i < threadCount; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {

		// a size of 16 is encoded as `10` while a size of 64 KB
		// is `10000`.
		switch {
		case b >= '0' && b <= '9':
			size = size<<4 | int(b-'0')
		case b >= 'a' && b <= 'f':
			size = size<<4 | int(b-('a'-10))
		case b >= 'A' && b <= 'F':
			size = size<<4 | int(b-('A'-10))
		default:
			if cr.debug {
				fmt.Printf("err size: %v\n", string(b))
			}
			cr.err = errMalformedEncoding
			return n, cr.err

            return "";
        }
        final int pos = resourceName.lastIndexOf("/");
        if (pos == -1 || pos == resourceName.length() - 1) {
            return "";
        }
        return resourceName.substring(pos + 1);
    }

    private void pad(StringBuilder buffer, int spaces) {
        String block = "                                        ";