ArgumentCaptor<CommonServerMessageBlockRequest> reqCap = ArgumentCaptor.forClass(CommonServerMessageBlockRequest.class);
        verify(tree).send(reqCap.capture(), any(), any(), any());
        assertTrue(reqCap.getValue() instanceof Smb2ChangeNotifyRequest, "SMB2 request must be used");
        verify(tree, times(1)).close(); // try-with-resources must close
        verify(handle, never()).markClosed();

            ArgumentCaptor<Smb2ReadRequest> cap = ArgumentCaptor.forClass(Smb2ReadRequest.class);
            verify(mockTree).send(cap.capture(), any(RequestParam.class));
            Smb2ReadRequest req = cap.getValue();

            // Reflectively inspect the private 'offset' field to assert it used the advanced fp
            Field offField = Smb2ReadRequest.class.getDeclaredField("offset");
            offField.setAccessible(true);

        accountAttempts.entrySet().removeIf(entry -> {
            AccountAttempts account = entry.getValue();
            return !account.isLockedOut() && account.getLastAttempt().plus(cleanupInterval).isBefore(now);
        });

        // Clean up IP attempts
        ipAttempts.entrySet().removeIf(entry -> {
            IpAttempts ip = entry.getValue();
            return !ip.isBlocked() && ip.getLastAttempt().plus(cleanupInterval).isBefore(now);

                if (e.getValue() != null) {
                    if (!first) {
                        json.append(",");
                    }
                    json.append("\"").append(escapeJson(e.getKey())).append("\":\"");
                    json.append(escapeJson(String.valueOf(e.getValue()))).append("\"");
                    first = false;
                }

                final StringBuilder tempBuf = new StringBuilder();
                append(tempBuf, StringEscapeUtils.escapeJson(e.getKey()), () -> StringEscapeUtils.escapeJson(e.getValue().getHotThreads()));
                return tempBuf.toString();
            }).collect(Collectors.joining(","));
            buf.append(hotThreads).append(',');
        } catch (final Exception e) {

        ArgumentCaptor<String> pathCap = ArgumentCaptor.forClass(String.class);
        verify(locator).handleDFSReferral(drCap.capture(), pathCap.capture());

        assertSame(referral, drCap.getValue());
        assertEquals(req, pathCap.getValue());
        verifyNoMoreInteractions(locator);
    }

            ArgumentCaptor<MsrpcSamrConnect4> captor = ArgumentCaptor.forClass(MsrpcSamrConnect4.class);
            verify(mockHandle).sendrecv(captor.capture());
            assertEquals("\\\\", captor.getValue().system_name); // Verify server name in RPC call
        }
    }

    @Test
    void testConstructor_FallbackToConnect2() throws IOException {

    for (RemovalNotification<String, String> notification : listener) {
      removalNotifications.put(notification.getKey(), notification.getValue());
      assertEquals(
          "Unexpected key/value pair passed to removalListener",
          notification.getKey(),
          notification.getValue());
    }

    // All of the seed values should have been visible, so we should have gotten removal
    // notifications for all of them.

    for (RemovalNotification<String, String> notification : listener) {
      removalNotifications.put(notification.getKey(), notification.getValue());
      assertEquals(
          "Unexpected key/value pair passed to removalListener",
          notification.getKey(),
          notification.getValue());
    }

    // All of the seed values should have been visible, so we should have gotten removal
    // notifications for all of them.

        for (Map.Entry<String, byte[]> entry : rawKeys.entrySet()) {
            Arrays.fill(entry.getValue(), (byte) 0);
        }
        rawKeys.clear();

        // Destroy all secret keys
        for (Map.Entry<String, SecretKey> entry : sessionKeys.entrySet()) {
            SecretKey key = entry.getValue();
            if (key instanceof Destroyable) {
                try {