while (!shutdown.get()) {
                interruptee.interrupt();
                Thread.yield();
              }
            }
          });
      this.shutdown = shutdown;
      start();
    }

    @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
    void shutdown() {
      shutdown.set(true);
      while (this.isAlive()) {
        Thread.yield();

   * different behavior in case it is interrupted while waiting. In that case, the operation will
   * continue as usual, and in the end the thread's interruption status will be set (no {@code
   * InterruptedException} is thrown).
   *
   * @param q the blocking queue to be drained
   * @param buffer where to add the transferred elements

    public void addFilter(final Filter filter) {
        filterList.add(filter);
        createFilterChain();
    }

    /**
     * Creates the filter chain by combining all registered filters.
     * The chain starts with the default filter chain and appends each registered filter.
     */
    protected void createFilterChain() {
        FilterChain chain = createDefaultFilterChain();
        for (final Filter element : filterList) {

          true -> return // found open event
          false -> return@loop // this is not the open event so continue
        }
      }
      Assertions.fail<Any>("event $e without matching start event")
    }
  }

  override fun connectStart(
    route: Route,
    call: Call,
  ) = logEvent(ConnectionEvent.ConnectStart(System.nanoTime(), route, call))

  override fun connectFailed(

    // flags to indicate the granularity of vertices
    private boolean versionedVertices = false;
    private boolean scopedVertices = false;
    /**
     * the entry point we started building the graph from
     */
    MetadataGraphVertex entry;

    // graph vertices
    TreeSet<MetadataGraphVertex> vertices;

    /**
     * incident and excident edges per node
     */

        // Arrange
        NetbiosAddress nbtAddress = mock(NetbiosAddress.class);
        when(nameServiceClient.getNodeStatus(nbtAddress)).thenThrow(new UnknownHostException("Node status not found"));

        // Act & Assert
        assertThrows(UnknownHostException.class, () -> nameServiceClient.getNodeStatus(nbtAddress));
        verify(nameServiceClient, times(1)).getNodeStatus(nbtAddress);
    }

        occurrencesLeft = currentEntry.getValue().get();
      }
      occurrencesLeft--;
      canRemove = true;
      /*
       * requireNonNull is safe because occurrencesLeft starts at 0, forcing us to initialize
       * currentEntry above. After that, we never clear it.
       */
      return requireNonNull(currentEntry).getKey();
    }

    @Override
    public void remove() {

            return response;
        } catch (final OpenSearchStatusException e) {
            if (e.status() == RestStatus.CONFLICT) {
                throw new CrawlingAccessException("[" + e.status() + "] Failed to insert " + id, e);
            }
            throw new OpenSearchAccessException("[" + e.status() + "] Failed to insert " + id, e);
        } catch (final Exception e) {

    IndexOutOfBoundsException expected =
        assertThrows(IndexOutOfBoundsException.class, () -> checkPositionIndexes(-1, 1, 1));
    assertThat(expected).hasMessageThat().isEqualTo("start index (-1) must not be negative");
  }

  public void testCheckPositionIndexes_endTooHigh() {
    IndexOutOfBoundsException expected =

    withLock {
      noCoalescedConnections = true
    }
  }

  internal fun incrementSuccessCount() {
    withLock {
      successCount++
    }
  }

  @Throws(IOException::class)
  fun start() {
    idleAtNs = System.nanoTime()
    if (protocol == Protocol.HTTP_2 || protocol == Protocol.H2_PRIOR_KNOWLEDGE) {
      startHttp2()
    }
  }

  @Throws(IOException::class)