// This class can make no hard guarantees.  The methods in this class are inherently flaky, but
    // we try hard to make them robust in practice.  We could additionally try to add in a system
    // load timeout multiplier.  Or we could try to use a CPU time bound instead of wall clock time
    // bound.  But these ideas are harder to implement.  We do not try to detect or handle a
    // user-specified -XX:+DisableExplicitGC.
    //

abstract class ForwardingSource(
  val delegate: Source,
) : Source {
  override fun read(
    sink: Buffer,
    byteCount: Long,
  ): Long = delegate.read(sink, byteCount)

  override fun timeout() = delegate.timeout()

  override fun close() = delegate.close()

  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public V get(long timeout, TimeUnit unit)
      throws TimeoutException, InterruptedException, ExecutionException {

    long timeoutNanos = unit.toNanos(timeout);
    if (timeoutNanos <= OverflowAvoidingLockSupport.MAX_NANOSECONDS_THRESHOLD) {
      return super.get(timeout, unit);
    }
    // Waiting 68 years should be enough for any program.
    return super.get(

        boolean async = request.isResponseAsync();
        int size = request.size();
        Integer timeout = request.getOverrideTimeout();
        boolean canChain = request.allowChain(nextRequest);

        // Then
        assertTrue(async);
        assertEquals(100, size);
        assertEquals(3000, timeout);
        assertTrue(canChain);
        verify(request).isResponseAsync();
        verify(request).size();

        ca_certs = os.environ.get('SSL_CERT_FILE')
        if not ca_certs:
            ca_certs = certifi.where()

        self._http = urllib3.PoolManager(
            timeout=urllib3.Timeout.DEFAULT_TIMEOUT,
            maxsize=10,
            cert_reqs='CERT_NONE',
            ca_certs=ca_certs,
            retries=urllib3.Retry(
                total=5,
                backoff_factor=0.2,

      Http2ExchangeCodec(client, this, chain, http2Connection)
    } else {
      javaNetSocket.soTimeout = chain.readTimeoutMillis()
      okHttpSocket.source.timeout().timeout(chain.readTimeoutMillis.toLong(), MILLISECONDS)
      okHttpSocket.sink.timeout().timeout(chain.writeTimeoutMillis.toLong(), MILLISECONDS)
      Http1ExchangeCodec(client, this, okHttpSocket)
    }
  }

  internal fun useAsSocket() {

    protected int maxDataCount;
    /** Maximum number of setup words the server should return */
    protected byte maxSetupCount;
    /** Timeout in milliseconds to wait for the transaction to complete */
    protected int timeout = 0;
    /** Number of setup words in this request */
    protected int setupCount = 1;
    private byte subCommand;
    /** The transaction name for named pipe transactions */

        return;
      }

      /*
       * If we're about to complete the TimeoutFuture, we want to release our reference to it.
       * Otherwise, we'll pin it (and its result) in memory until the timeout task is GCed. (The
       * need to clear our reference to the TimeoutFuture is the reason we use a *static* nested
       * class with a manual reference back to the "containing" class.)
       *

        // Given
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, 1L, 0L);

        // When
        Integer timeout = request.getOverrideTimeout();

        // Then
        assertNull(timeout, "Cancel requests should not override timeout");
    }

    @Test
    @DisplayName("Test allowChain returns false")
    void testAllowChain() {
        // Given

            os = testCoverage.os,
            buildJvm = testCoverage.buildJvm,
            arch = testCoverage.arch,
            extraParameters = assembledExtraParameters,
            timeout = testCoverage.testType.timeout,
            maxParallelForks = testCoverage.testType.maxParallelForks.toString(),
            extraSteps = extraBuildSteps,
            preSteps = preBuildSteps,
        )