@Override
  public C first() {
    throw new NoSuchElementException();
  }

  @Override
  public C last() {
    throw new NoSuchElementException();
  }

  @Override
  public int size() {
    return 0;
  }

  @Override
  public ContiguousSet<C> intersection(ContiguousSet<C> other) {
    return this;
  }

  @Override
  public Range<C> range() {
    throw new NoSuchElementException();
  }

  }


  public void testWeak_afterGC() throws InterruptedException {
    Integer canonical = new Integer(5);
    Integer not = new Integer(5);

    Interner<Integer> pool = Interners.newWeakInterner();
    assertSame(canonical, pool.intern(canonical));

    WeakReference<Integer> signal = new WeakReference<>(canonical);
    canonical = null; // Hint to the JIT that canonical is unreachable

    assertTrue(
        "A List should equal any other List containing the same elements.",
        getList().equals(new ArrayList<E>(getOrderedElements())));
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  public void testEquals_otherListWithDifferentElements() {
    ArrayList<E> other = new ArrayList<>(getSampleElements());
    other.set(other.size() / 2, getSubjectGenerator().samples().e3());
    assertFalse(

        Thread[] threads = new Thread[threadNum];
        ESSourceReader reader = new ESSourceReader(client, settings, indexName);
        reader.setScrollSize(100);
        for (int i = 0; i < threadNum; i++) {
            threads[i] = new Thread(() -> {
                Map<String, Object> source;
                while ((source = reader.read()) != null) {

        // Arrange: program send() to simulate first, next, next(NO_MORE_FILES)
        List<String[]> batches = new ArrayList<>();
        batches.add(new String[] { ".", "..", "a", "b" }); // first batch, dot entries filtered
        batches.add(new String[] { "c" }); // second batch
        batches.add(new String[] {}); // last -> NO_MORE_FILES

        // send() answer that mutates the provided response

            SmbTreeHandleImpl sh = newTreeHandle(false);
            SmbTreeHandleImpl dh = newTreeHandle(false);

            byte[][] buffers = new byte[][] { new byte[8], new byte[8] };

            // Act + Assert (no exception)
            assertDoesNotThrow(() -> SmbCopyUtil.copyFile(src, dest, buffers, 8, new WriterThread(), sh, dh));
        }
    }

    assertEquals(0, entry.getChildren().size());
}

@Test
public void testDirectoryLeaseManager() {
    CIFSContext context = new BaseContext(new PropertyConfiguration());
    LeaseManager baseManager = new LeaseManager(context);
    DirectoryLeaseManager dirManager = new DirectoryLeaseManager(context, baseManager);
    
    // Request directory lease
    Smb2LeaseKey key = dirManager.requestDirectoryLease(

    protected Analyzer analyzer = new WhitespaceAnalyzer();

    /** Whether to allow leading wildcards in query terms */
    protected boolean allowLeadingWildcard = true;

    /** The default operator to use between query terms */
    protected Operator defaultOperator = Operator.AND;

    /** List of filters to apply to queries */
    protected List<Filter> filterList = new ArrayList<>();

      Throwable cause, Class<X> exceptionClass) throws X {
    if (cause instanceof Error) {
      throw new ExecutionError((Error) cause);
    }
    if (cause instanceof RuntimeException) {
      throw new UncheckedExecutionException(cause);
    }
    throw newWithCause(exceptionClass, cause);
  }

  /*

                .build();
    }

    /**
     * Creates a new builder for constructing a ProjectBuilderRequest.
     *
     * @return a new ProjectBuilderRequestBuilder
     */
    @Nonnull
    static ProjectBuilderRequestBuilder builder() {
        return new ProjectBuilderRequestBuilder();
    }

    /**
     * Builder for creating ProjectBuilderRequest instances.