this.changeNotifier = new DirectoryChangeNotifier(this);

        // Schedule periodic cache cleanup
        scheduler.scheduleAtFixedRate(this::cleanupExpiredEntries, 60, 60, TimeUnit.SECONDS);
    }

    /**
     * Request a directory lease
     *
     * @param directoryPath directory path
     * @param requestedState requested lease state
     * @param scope cache scope
     * @return lease key

        FwAssistantDirector assistantDirector = createMockAssistantDirector();

        // First invocation
        curtainFinallyHook.hook(assistantDirector);

        // Second invocation - should also work without issues
        curtainFinallyHook.hook(assistantDirector);

        // Third invocation
        curtainFinallyHook.hook(assistantDirector);

        assertEquals(2, callbackResults.size());
        assertEquals("integration test", callbackResults.get(0));
        assertEquals("second line", callbackResults.get(1));

        String output = thread.getOutput();
        assertTrue(output.contains("integration test"));
        assertTrue(output.contains("second line"));
    }

    @Test
    public void test_defaultBufferSizeConstant() throws IOException {

       * columns in the first row, the columns in the second row, etc. If a column Comparator is
       * provided but a row Comparator isn't, cellSet() iterates across the rows in the first
       * column, the rows in the second column, etc.
       */
      Comparator<Cell<R, C, V>> comparator =
          (Cell<R, C, V> cell1, Cell<R, C, V> cell2) -> {

  }

  @Override
  V checkValue(V value) {
    return checkNotNull(value);
  }

  /**
   * @serialData the key class, value class, number of entries, first key, first value, second key,
   *     second value, and so on.
   */
  @GwtIncompatible // java.io.ObjectOutputStream
  private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();

  }

  @Override
  V checkValue(V value) {
    return checkNotNull(value);
  }

  /**
   * @serialData the key class, value class, number of entries, first key, first value, second key,
   *     second value, and so on.
   */
  @GwtIncompatible // java.io.ObjectOutputStream
  private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();

        assertEquals(16L, response.getOffset(), "First read should set offset to 16");

        response.readParameterWordsWireFormat(buffer2, 0);
        assertEquals(32L, response.getOffset(), "Second read should update offset to 32");
    }

    @Test
    @DisplayName("getOffset returns same value on multiple calls")
    void testGetOffsetConsistency() {

        try {
            Future<List<FileNotifyInformation>> future = executor.submit((Callable<List<FileNotifyInformation>>) realHandle);
            List<FileNotifyInformation> result = future.get(1, TimeUnit.SECONDS);

            // Verify
            assertNotNull(result);
            assertEquals(1, result.size());
            assertEquals(fileNotifyInfo1, result.get(0));
        } finally {

    }
  }

  /** Returns {@code true} if the second list is a permutation of the first. */
  private static boolean isPermutation(List<?> first, List<?> second) {
    if (first.size() != second.size()) {
      return false;
    }
    ObjectCountHashMap<?> firstCounts = counts(first);
    ObjectCountHashMap<?> secondCounts = counts(second);
    if (first.size() != second.size()) {
      return false;
    }

			//   BC x,LT,...
			//   BC x,foo+2,...
			//   BC x,4
			//   BC x,$5
			// into
			//   BC x,CR0LT,...
			//   BC x,CR0EQ,...
			//   BC x,CR1LT,...
			//   BC x,CR1GT,...
			// The first and second cases demonstrate a symbol name which is
			// effectively discarded. In these cases, the offset determines
			// the CR bit.
			prog.Reg = a[1].Reg
			if a[1].Type != obj.TYPE_REG {