public boolean remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove(object);
    }

    @Override
    public @Nullable E peek() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.peek();
    }

    @Override
    public E element() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.element();
    }

    @Override

 * limitations under the License.
 */
package okhttp3.mockwebserver

abstract class Dispatcher {
  @Throws(InterruptedException::class)
  abstract fun dispatch(request: RecordedRequest): MockResponse

  open fun peek(): MockResponse = MockResponse().apply { this.socketPolicy = SocketPolicy.KEEP_OPEN }

  open fun shutdown() {}

		t.Fatalf("length differs from expected")
	}

	v, ok := lc.Peek("key1")
	if v != "val1" {
		t.Fatalf("value differs from expected")
	}
	if !ok {
		t.Fatalf("should be true")
	}

	if !lc.Contains("key1") {
		t.Fatalf("should contain key1")
	}
	if lc.Contains("key2") {
		t.Fatalf("should not contain key2")
	}

	v, ok = lc.Peek("key2")
	if v != "" {
		t.Fatalf("should be empty")
	}

    assertEquals(3, (int) mmHeap.pollLast());
    assertEquals(1, (int) mmHeap.peek());
    assertEquals(2, (int) mmHeap.peekLast());
    assertEquals(2, (int) mmHeap.pollLast());
    assertEquals(1, (int) mmHeap.peek());
    assertEquals(1, (int) mmHeap.peekLast());
    assertEquals(1, (int) mmHeap.pollLast());
    assertThat(mmHeap.peek()).isNull();
    assertThat(mmHeap.peekLast()).isNull();

}

func (in *Input) expectNewline(directive string) {
	tok := in.Stack.Next()
	if tok != '\n' {
		in.expectText("expected newline after", directive)
	}
}

func (in *Input) Next() ScanToken {
	if in.peek {
		in.peek = false
		tok := in.peekToken
		in.text = in.peekText
		return tok
	}
	// If we cannot generate a token after 100 macro invocations, we're in trouble.
	// The usual case is caught by Push, below, but be safe.

    public boolean remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove(object);
    }

    @Override
    public @Nullable E peek() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.peek();
    }

    @Override
    public E element() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.element();
    }

    @Override

                object : TrailersSource {
                  override fun peek() = exchange.peekTrailers()

                  override fun get(): Headers {
                    val source = responseBody.source()
                    if (source.isOpen) {
                      source.skipAll()
                    }
                    return peek() ?: error("null trailers after exhausting response body?!")
                  }

  @Test @Ignore
  fun dispatcherFromMockWebServer() {
    val dispatcher =
      object : Dispatcher() {
        override fun dispatch(request: RecordedRequest): MockResponse = TODO()

        override fun peek(): MockResponse = TODO()

        override fun shutdown() = TODO()
      }
  }

  @Test @Ignore
  fun mockResponse() {
    var mockResponse: MockResponse = MockResponse()

	if r.creator == nil || r.err != nil {
		return
	}
	r.err = r.creator()
	r.creator = nil
}

// peek will return the name of the next object.
// Will return io.EOF if there are no more objects.
// Should be used sparingly.
func (r *metacacheReader) peek() (metaCacheEntry, error) {
	r.checkInit()
	if r.err != nil {
		return metaCacheEntry{}, r.err
	}
	if r.current.name != "" {

  internal val delegate = QueueDispatcher()

  @Throws(InterruptedException::class)
  override fun dispatch(request: RecordedRequest): MockResponse = throw UnsupportedOperationException("unexpected call")

  override fun peek(): MockResponse = throw UnsupportedOperationException("unexpected call")

  fun enqueueResponse(response: MockResponse) {
    delegate.enqueue(response.wrap())
  }

  override fun shutdown() {
    delegate.close()