if (obj instanceof AutoCloseable) {
            try {
                ((AutoCloseable) obj).close();
            } catch (final Exception e) {
                logger.warn("Error closing pooled object for component: {}", componentName, e);
                throw e;
            }
        }
    }

    /**
     * Listener interface for handling object destruction events.
     *

        String str = response.toString();

        // Should start with the class name
        assertTrue(str.startsWith("Trans2SetFileInformationResponse["));

        // Should end with closing bracket
        assertTrue(str.endsWith("]"));

        // Should contain parent toString content
        // Note: The parent toString might include various fields
        assertNotNull(str);

        assertTrue(s.contains(",flags=0x00"), "toString should include flags in hex");
        assertTrue(s.endsWith("]"), "toString should end with closing bracket");
    }

            if (rdmaConnection != null) {
                try {
                    rdmaConnection.close();
                } catch (Exception e) {
                    log.warn("Error closing RDMA connection: {}", e.getMessage());
                }
                rdmaConnection = null;
            }
        }
        return delegate.disconnect(hard, inuse);
    }

    @Override

            throw new IOException("TCP RDMA write failed", e);
        }
    }

    @Override
    public void close() throws IOException {
        state = RdmaConnectionState.CLOSING;

        try {
            if (socketChannel != null) {
                socketChannel.close();
            }
        } finally {
            state = RdmaConnectionState.CLOSED;
        }

    @Override
    public String toString() {
      return "CharStreams.nullWriter()";
    }
  }

  /**
   * Returns a Writer that sends all output to the given {@link Appendable} target. Closing the
   * writer will close the target if it is {@link Closeable}, and flushing the writer will flush the
   * target if it is {@link java.io.Flushable}.
   *
   * @param target the object to which output will be sent

        assertFalse(auth.isClosed());

        // Close the authenticator
        auth.close();

        // Verify it's closed
        assertTrue(auth.isClosed());
        // Cannot check password after closing as it now throws IllegalStateException
        // This is actually good security practice - closed authenticators cannot be accessed

        // Verify multiple closes don't cause issues

        /** Connection is fully established and ready for RDMA operations */
        ESTABLISHED,
        /** Connection encountered an error */
        ERROR,
        /** Connection is being closed */
        CLOSING,
        /** Connection is closed */
        CLOSED
    }

    /** Remote endpoint address */
    protected final InetSocketAddress remoteAddress;
    /** Local endpoint address */

        MsrpcSamrCloseHandle capturedRpc = closeHandleCaptor.getValue();
        assertNotNull(capturedRpc);
        assertEquals(handle, capturedRpc.handle); // Ensure the handle itself is passed for closing
    }

    @Test
    void close_shouldDoNothingIfAlreadyClosed() throws IOException {
        // Arrange
        int access = 0x01;
        // Simulate successful open
        doAnswer(invocation -> {

   * window will block.
   *
   * Zero [byteCount] writes are not subject to flow control and will not block. The only use case
   * for zero [byteCount] is closing a flushed output stream.
   */
  @Throws(IOException::class)
  fun writeData(
    streamId: Int,
    outFinished: Boolean,
    buffer: Buffer?,
    byteCount: Long,
  ) {