return this.ntHash;
    }

    @Override
    public NtlmPasswordAuthenticator clone() {
        final NtlmNtHashAuthenticator cloned = new NtlmNtHashAuthenticator(this.ntHash.clone());
        cloneInternal(cloned, this);
        return cloned;
    }

        // Simulate successful close
        doAnswer(invocation -> {
            MsrpcSamrCloseHandle rpc = invocation.getArgument(0);
            rpc.retval = 0;
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrCloseHandle.class));

        // First close call
        handle.close();

        // Act
        // Second close call
        handle.close();

        protected Credentials getDefaultCredentials() {
            return defaultCreds;
        }

        @Override
        public boolean close() throws CIFSException {
            closeCalled = true;
            // Call super.close() to ensure the shutdown hook is removed
            return super.close();
        }

        public boolean isCloseCalled() {
            return closeCalled;
        }

        @Override

                mockSession.close();
            }, "Multiple close() calls should not throw exceptions");

            verify(mockSession, times(2)).close();
        }

        @Test
        @DisplayName("Should handle close with exception gracefully")
        void shouldHandleCloseExceptionGracefully() throws Exception {
            SmbSession mockSession = mock(SmbSession.class);

    }

    /**
     * Test for close() method.
     * Verifies that the close method can be called without throwing an exception.
     * @throws CIFSException
     */
    @Test
    void testClose() throws CIFSException {
        smbTreeHandle.close();
        // Verify that close() was called on the mock
        verify(smbTreeHandle).close();
    }

    /**
     * Test for close() method throwing CIFSException.

}

type pooledFlateWriter struct {
	mu sync.Mutex // guards Close and Write
	fw *flate.Writer
}

func (w *pooledFlateWriter) Write(p []byte) (n int, err error) {
	w.mu.Lock()
	defer w.mu.Unlock()
	if w.fw == nil {
		return 0, errors.New("Write after Close")
	}
	return w.fw.Write(p)
}

func (w *pooledFlateWriter) Close() error {
	w.mu.Lock()
	defer w.mu.Unlock()
	var err error
	if w.fw != nil {

      value < 0 -> 0
      else -> value.toInt()
    }
  } catch (_: NumberFormatException) {
    return defaultValue
  }
}

/** Closes this, ignoring any checked exceptions. */
fun Closeable.closeQuietly() {
  try {
    close()
  } catch (rethrown: RuntimeException) {
    throw rethrown
  } catch (_: Exception) {
  }
}

/**

    // Confirm all sent messages were received, followed by a client-initiated close.
    val server = serverListener.assertOpen()
    for (i in 0 until messageCount) {
      serverListener.assertBinaryMessage(message)
    }
    serverListener.assertClosing(1001, "")

    // When the server acknowledges the close the connection shuts down gracefully.
    server.close(1000, null)
    clientListener.assertClosing(1000, "")

          .url(server.url("/"))
          .build(),
      ).execute()
      .close()
    eventRecorder.removeUpToEvent<CallEnd>()
    val call =
      client.newCallWithListener(
        Request
          .Builder()
          .url(server.url("/"))
          .build(),
      )
    val response = call.execute()
    response.close()
    assertThat(eventRecorder.recordedEventTypes()).containsExactly(

public class ClosingFutureFinishToFutureTest extends AbstractClosingFutureTest {
  public void testFinishToFuture_throwsIfCalledTwice() throws Exception {
    ClosingFuture<Closeable> closingFuture =
        ClosingFuture.submit(closer -> closer.eventuallyClose(mockCloseable, executor), executor);
    FluentFuture<Closeable> unused = closingFuture.finishToFuture();
    assertThrows(
        IllegalStateException.class,
        () -> {