* turn, and does not create any threads of its own.
   *
   * <p>After execution begins on a thread from the {@code delegate} {@link Executor}, tasks are
   * polled and executed from a task queue until there are no more tasks. The thread will not be
   * released until there are no more tasks to run.
   *
   * <p>If a task is submitted while a thread is executing tasks from the task queue, the thread

            task.getDocumentationRoot().convention(extension.getUserManual().getStagedDocumentation());
            task.getJavadocRoot().convention(layout.getBuildDirectory().dir("javadoc"));
            task.dependsOn(tasks.named("javadocAll"));
        });

        tasks.named(LifecycleBasePlugin.CHECK_TASK_NAME, task -> task.dependsOn(checkDeadInternalLinks));
    }

                            pool.shutdown();
                        }
                        return true;
                    }
                };
                pool.submit(task);
                return task;
            });
            result = future.get();
        } catch (Exception e) {
            throw new UnresolvableModelException(e, parent.getGroupId(), parent.getArtifactId(), parent.getVersion());

    public void destroy() {
        shutdownHookList.forEach(action -> {
            try {
                action.run();
            } catch (final Exception e) {
                logger.warn("Failed to process shutdown task.", e);
            }
        });
    }

    public String getUsername() {
        final RequestManager requestManager = ComponentUtil.getRequestManager();

    }
    if (hashTableObject instanceof byte[]) {
      byte[] hashTable = (byte[]) hashTableObject;
      int mask = hashTable.length - 1;
      for (int h = Hashing.smear(key.hashCode()); ; h++) {
        h &= mask;
        int keyIndex = hashTable[h] & BYTE_MASK; // unsigned read
        if (keyIndex == BYTE_MASK) { // -1 signed becomes 255 unsigned
          return null;

   *   <li>When you reduce the number of buckets, you can accept that the most recently added
   *       buckets will be removed first. More concretely, if you are dividing traffic among tasks,
   *       you can decrease the number of tasks from 15 and 10, killing off the final 5 tasks, and
   *       {@code consistentHash} will handle it. If, however, you are dividing traffic among

  // Methods only in Iterables, not in Iterators

  /**
   * Determines if the given iterable contains no elements.
   *
   * <p>There is no precise {@link Iterator} equivalent to this method, since one can only ask an
   * iterator whether it has any elements <i>remaining</i> (which one does using {@link
   * Iterator#hasNext}).
   *
   * <p><b>{@code Stream} equivalent:</b> {@code !stream.findAny().isPresent()}
   *

      requireNonNull(hashTable);
      int eHash = e.hashCode();
      int i0 = Hashing.smear(eHash);
      int mask = hashTable.length - 1;
      for (int i = i0; i - i0 < maxRunBeforeFallback; i++) {
        int index = i & mask;
        Object tableEntry = hashTable[index];
        if (tableEntry == null) {
          addDedupedElement(e);
          hashTable[index] = e;

    return BASE16;
  }

  static final class Alphabet {
    private final String name;
    // this is meant to be immutable -- don't modify it!
    private final char[] chars;
    final int mask;
    final int bitsPerChar;
    final int charsPerChunk;
    final int bytesPerChunk;
    private final byte[] decodabet;
    private final boolean[] validPadding;
    private final boolean ignoreCase;

        this.repositorySystemSession = null;
    }

    /**
     * Adapt a {@link MavenExecutionRequest} to a {@link Settings} object for use in the Maven core.
     * We want to make sure that what is ask for in the execution request overrides what is in the settings.
     * The CLI feeds into an execution request so if a particular value is present in the execution request