return delegate.poll();
    }

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

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

    @Override
    public @Nullable E peek() {

        crawlingInfoHelper.putToInfoMap(Constants.DATA_INDEX_SIZE, Long.toString(indexUpdateCallback.getDocumentSize()));

        for (final String sid : sessionIdList) {
            // remove config
            ComponentUtil.getCrawlingConfigHelper().remove(sid);
        }

    }

    /**
     * Inner thread class for executing data store crawling operations.
     * Each thread handles crawling for a single data configuration,

        iterator.hasNext());
    iterator.remove();
    assertTrue(
        "multiset isn't empty after multiset.entrySet() iterator.remove()",
        getMultiset().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testEntrySet_removePresent() {
    assertTrue(
        "multiset.entrySet.remove(presentEntry) returned false",

            assertEquals("xxx", systemHelper.getHostname());
        } finally {
            envMap.remove("COMPUTERNAME");
        }
        try {
            envMap.put("HOSTNAME", "yyy");
            assertEquals("yyy", systemHelper.getHostname());
        } finally {
            envMap.remove("HOSTNAME");
        }
    }

    public void test_isEoled() {

    assertThat(callbacks.remove()).isEqualTo(Event(null, "add", "73857293"))
    assertThat(callbacks.remove()).isEqualTo(Event(null, "remove", "2153"))
    assertThat(callbacks.remove()).isEqualTo(Event(null, "add", "113411"))
  }

  @Test
  fun commentsIgnored() {
    consumeEvents(
      """
      |: test stream
      |
      |data: first event
      |id: 1
      |
      |
      """.trimMargin(),
    )

  fun getStream(id: Int): Http2Stream? = withLock { streams[id] }

  internal fun removeStream(streamId: Int): Http2Stream? {
    withLock {
      val stream = streams.remove(streamId)

      // The removed stream may be blocked on a connection-wide window update.
      notifyAll()

      return stream
    }
  }

  internal fun updateConnectionFlowControl(read: Long) {
    withLock {

    e.trigger.classList.remove("url-copy");
    e.trigger.classList.remove("far");
    e.trigger.classList.remove("fa-copy");
    e.trigger.classList.add("url-copied");
    e.trigger.classList.add("fas");
    e.trigger.classList.add("fa-check");
    setTimeout(function(){
      e.trigger.classList.remove("url-copied");
      e.trigger.classList.remove("fas");
      e.trigger.classList.remove("fa-check");

        override fun runOnce(): Long {
          log += "run@${taskFaker.nanoTime}"
          if (schedules.isNotEmpty()) {
            redQueue.schedule(this, schedules.removeAt(0))
          }
          return delays.removeAt(0)
        }
      }
    redQueue.schedule(task, 100.µs)

    taskFaker.advanceUntil(0.µs)
    assertThat(log).isEmpty()

    taskFaker.advanceUntil(100.µs)

  @CollectionSize.Require(absent = ZERO)
  public void testRemoveKeyRemovesFromInverse() {
    getMap().remove(k0());
    expectMissing(e0());
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(absent = ZERO)
  public void testRemoveKeyFromKeySetRemovesFromInverse() {
    getMap().keySet().remove(k0());
    expectMissing(e0());
  }

  @MapFeature.Require(SUPPORTS_REMOVE)

    assertEquals(Multisets.immutableEntry(k0(), 1), itr.next());
    itr.remove();
    assertTrue(multimap().isEmpty());
  }

  @CollectionSize.Require(SEVERAL)
  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testKeysEntrySetRemove() {
    resetContainer(mapEntry(k0(), v0()), mapEntry(k0(), v1()), mapEntry(k1(), v0()));
    assertTrue(multimap().keys().entrySet().remove(Multisets.immutableEntry(k0(), 2)));