List<FutureTask<ProjectSegment>> projectBuildFutureTasks = Collections.synchronizedList(new ArrayList<>());

    final boolean finishImmediately;

    public int size() {
        return projectBuildFutureTasks.size();
    }

    public CompletionServiceStub(boolean finishImmediately) {
        this.finishImmediately = finishImmediately;
    }

     * @return true if the rule was successfully removed, false otherwise
     */
    boolean removeRule(Rule rule);

    /**
     * Checks if the specified rule exists.
     *
     * @param rule the rule to check for existence
     * @return true if the rule exists, false otherwise
     */
    boolean hasRule(Rule rule);

    return 1;
  }

  @Override
  public boolean contains(@Nullable Object target) {
    return element.equals(target);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    return singletonIterator(element);
  }

  @Override
  public ImmutableList<E> asList() {
    return ImmutableList.of(element);
  }

  @Override
  boolean isPartialView() {
    return false;
  }

  @Override

  private static final class MockEquivalence extends Equivalence<Object> {
    final ImmutableTable.Builder<Object, Object, Boolean> equivalentExpectationsBuilder =
        ImmutableTable.builder();
    final ImmutableMap.Builder<Object, Integer> hashExpectationsBuilder = ImmutableMap.builder();
    ImmutableTable<Object, Object, Boolean> equivalentExpectations;
    ImmutableMap<Object, Integer> hashExpectations;

  private static final class MockEquivalence extends Equivalence<Object> {
    final ImmutableTable.Builder<Object, Object, Boolean> equivalentExpectationsBuilder =
        ImmutableTable.builder();
    final ImmutableMap.Builder<Object, Integer> hashExpectationsBuilder = ImmutableMap.builder();
    ImmutableTable<Object, Object, Boolean> equivalentExpectations;
    ImmutableMap<Object, Integer> hashExpectations;

   * where this collection's elements end.
   */
  int internalArrayEnd() {
    throw new UnsupportedOperationException();
  }

  @Override
  public abstract boolean contains(@Nullable Object object);

  /**
   * Guaranteed to throw an exception and leave the collection unmodified.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.

    protected int bufParameterStart;
    /** Start position of data bytes in the buffer */
    protected int bufDataStart;

    int dataCount;
    byte subCommand;
    volatile boolean hasMore = true;
    volatile boolean isPrimary = true;
    byte[] txn_buf;

    /* for doNetEnum and doFindFirstNext */
    private int status;
    private int numEntries;
    private FileEntry[] results;

    /**

     */
    @SuppressWarnings("CatchingUnchecked") // sneaky checked exception
    private void workOnQueue() {
      boolean interruptedDuringTask = false;
      boolean hasSetRunning = false;
      try {
        while (true) {
          synchronized (queue) {
            // Choose whether this thread will run or not after acquiring the lock on the first

     */
    @SuppressWarnings("CatchingUnchecked") // sneaky checked exception
    private void workOnQueue() {
      boolean interruptedDuringTask = false;
      boolean hasSetRunning = false;
      try {
        while (true) {
          synchronized (queue) {
            // Choose whether this thread will run or not after acquiring the lock on the first

          public Runnable apply(Runnable runnable) {
            return new ForwardingRunnable(runnable) {

              @SuppressWarnings("EqualsHashCode")
              @Override
              public boolean equals(@Nullable Object o) {
                if (o instanceof ForwardingRunnable) {
                  ForwardingRunnable that = (ForwardingRunnable) o;
                  return runnable.equals(that.runnable);