nextInBucketKToV[prevInBucket] = nextInBucketKToV[entry];
        nextInBucketKToV[entry] = ABSENT;
        return;
      }
      prevInBucket = entryInBucket;
    }
    throw new AssertionError("Expected to find entry with key " + keys[entry]);
  }

  /**
   * Updates the V-to-K hash table to remove the entry at the specified index, which is assumed to

        }
      }
    }

    if (thrown == null && throwable != null) {
      throwIfInstanceOf(throwable, IOException.class);
      throwIfUnchecked(throwable);
      throw new AssertionError(throwable); // not possible
    }
  }

  /** Suppression strategy interface. */
  @VisibleForTesting
  interface Suppressor {
    /**

        if (!removeEntry(e, e.getHash(), RemovalCause.EXPIRED)) {
          throw new AssertionError();
        }
      }
      while ((e = accessQueue.peek()) != null && map.isExpired(e, now)) {
        if (!removeEntry(e, e.getHash(), RemovalCause.EXPIRED)) {
          throw new AssertionError();
        }
      }
    }

    // eviction

    @GuardedBy("this")

    CacheLoader<Object, Object> loader =
        new CacheLoader<Object, Object>() {
          @Override
          public Object load(Object key) throws Exception {
            throw new AssertionError();
          }

          @Override
          public Map<Object, Object> loadAll(Iterable<?> keys) throws Exception {
            Map<Object, Object> result = new HashMap<>();

        return i;
      }
    }
    throw new AssertionError(
        "Expected element " + clazz + "." + method + " not found in stack trace", e);
  }

  private ExecutionException getExpectingExecutionException(AbstractFuture<String> future)
      throws InterruptedException {
    try {
      String got = future.get();
      throw new AssertionError("Expected exception but got " + got);

        return i;
      }
    }
    throw new AssertionError(
        "Expected element " + clazz + "." + method + " not found in stack trace", e);
  }

  private ExecutionException getExpectingExecutionException(AbstractFuture<String> future)
      throws InterruptedException {
    try {
      String got = future.get();
      throw new AssertionError("Expected exception but got " + got);

          return null
        }

        override fun connectFailed(
          uri: URI,
          socketAddress: SocketAddress,
          e: IOException,
        ): Unit = throw AssertionError()
      }

    val address =
      factory.newAddress(
        proxySelector = nullProxySelector,
      )
    val routeSelector = newRouteSelector(address)

        case OPEN:
          return aggr.nodeAggregate(node) + aggr.treeAggregate(node.left);
        case CLOSED:
          return aggr.treeAggregate(node.left);
      }
      throw new AssertionError();
    } else {
      return aggr.treeAggregate(node.left)
          + aggr.nodeAggregate(node)
          + aggregateBelowRange(aggr, node.right);
    }
  }

        // We closed the writer: now both reader and writer are closed.
        if (sendOnClosed) {
          listener.onClosed(this, receivedCloseCode, receivedCloseReason!!)
        }
      } else {
        throw AssertionError()
      }

      return true
    } finally {
      writerToClose?.closeQuietly()
    }
  }

  internal fun writePingFrame() {
    val writer: WebSocketWriter
    val failedPing: Int

        case NEW:
        case RUNNABLE:
        case WAITING:
          Thread.yield();
          break;
        case TIMED_WAITING:
          return;
        case TERMINATED:
          throw new AssertionError();
      }
    }
  }

  public void testDirectExecutorService_shutdownNow() {
    ExecutorService executor = newDirectExecutorService();
    assertEquals(ImmutableList.of(), executor.shutdownNow());