ftpClient.doGet("ftp://localhost:" + FTP_PORT + "/");
            fail();
        } catch (final ChildUrlsException e) {
            final Set<RequestData> urlSet = e.getChildUrlList();
            assertEquals(5, urlSet.size());
            final List<String> urlList = urlSet.stream().map(x -> x.getUrl()).sorted().toList();
            assertEquals("ftp://localhost:10021/dir1", urlList.get(0));

    public void unlock() {
      try {
        super.unlock();
      } finally {
        lockStateChanged(readWriteLock);
      }
    }
  }

  private final class CycleDetectingReentrantWriteLock extends ReentrantReadWriteLock.WriteLock {

    @Weak final CycleDetectingReentrantReadWriteLock readWriteLock;

    CycleDetectingReentrantWriteLock(CycleDetectingReentrantReadWriteLock readWriteLock) {

        return seq.length();
      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    }
  }

  private static final class EmptyCharSource extends StringCharSource {

    private static final EmptyCharSource INSTANCE = new EmptyCharSource();

    private EmptyCharSource() {
      super("");
    }

    @Override

        return seq.length();
      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    }
  }

  private static final class EmptyCharSource extends StringCharSource {

    private static final EmptyCharSource INSTANCE = new EmptyCharSource();

    private EmptyCharSource() {
      super("");
    }

    @Override

     */
    public static class FileInfo {
        private final String name;
        private final long size;
        private final long lastModified;
        private final boolean isDirectory;
        private final long attributes;
        private final long creationTime;
        private final long lastAccessTime;

        /**
         * Create file info from name and attributes
         *

      CountDownLatch latch = new CountDownLatch(1);
      RuntimeException expected =
          assertThrows(RuntimeException.class, () -> GcFinalization.await(latch));
      assertWrapsInterruptedException(expected);
    } finally {
      interruptenator.shutdown();
      Thread.interrupted();
    }
  }

  public void testAwaitDone_future_interrupted_interrupted() {

        final NtlmPasswordAuthenticator correctAuth = new NtlmPasswordAuthenticator("domain", "user", new String(password));
        final NtlmPasswordAuthenticator wrongAuth = new NtlmPasswordAuthenticator("domain", "user", new String(wrongPassword));

        final int threadCount = 10;
        final int operationsPerThread = 100;

    }

    public void test_execute_web() throws Exception {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

        final String url = "http://localhost:7070/";
        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();

        final CrawlerWebServer server2 = new CrawlerWebServer(7071);
        server2.start();

        final String url1 = "http://localhost:7070/";
        final String url2 = "http://localhost:7071/";
        try {
            final int maxCount = 10;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();

        this.hasChanges = false;
    }
    
    public static class FileInfo {
        private final String name;
        private final long size;
        private final long lastModified;
        private final boolean isDirectory;
        private final long attributes;
        private final long creationTime;
        private final long lastAccessTime;
        
        public FileInfo(String name, SmbFileAttributes attrs) {