/**
     * Receive data using RDMA
     *
     * @param timeout timeout in milliseconds
     * @return received data buffer, or null if timeout
     * @throws IOException if receive fails
     */
    public abstract ByteBuffer receive(int timeout) throws IOException;

    /**
     * Perform RDMA read operation
     *

import java.util.concurrent.atomic.AtomicBoolean;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Timeout;

/**
 * Unit tests for ResourceManager
 */
public class ResourceManagerTest {

    private ResourceManager resourceManager;

    @BeforeEach
    void setUp() {

        .url(server.url("/"))
        .post(AsyncRequestBody())
        .build()
    val call = client.newCall(request)
    call.timeout().timeout(250, TimeUnit.MILLISECONDS)
    assertFailsWith<IOException> {
      call.execute()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("timeout")
      assertTrue(call.isCanceled())
    }
  }

  @Test
  fun fullCallTimeoutDoesNotApplyOnceConnected() {

            testRequest.setOverrideTimeout(timeout);
            assertEquals(timeout, testRequest.getOverrideTimeout());
        }

        @Test
        @DisplayName("setOverrideTimeout should handle null value")
        void testSetOverrideTimeoutNull() {
            testRequest.setOverrideTimeout(5000);
            testRequest.setOverrideTimeout(null);
            assertNull(testRequest.getOverrideTimeout());

                + ",maxParameterCount=" + maxParameterCount + ",maxDataCount=" + maxDataCount + ",maxSetupCount=" + (int) maxSetupCount
                + ",flags=0x" + Hexdump.toHexString(flags, 2) + ",timeout=" + timeout + ",parameterCount=" + parameterCount
                + ",parameterOffset=" + parameterOffset + ",parameterDisplacement=" + parameterDisplacement + ",dataCount=" + dataCount

        Exception cause = new RuntimeException("Connection timeout");
        LdapOperationException exception = new LdapOperationException(message, cause);

        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertEquals("Connection timeout", exception.getCause().getMessage());
    }

    public void test_constructor_withNullMessage() {

      lastUnit = unit;
      return null;
    }

    // No need to test these methods as they are handled by WrappingExecutorServiceTest
    @Override
    public boolean awaitTermination(long timeout, TimeUnit unit) {
      throw new UnsupportedOperationException();
    }

    @Override
    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)
        throws InterruptedException {

     */
    void error();

    /**
     * Gets the expiration time for this response.
     *
     * @return the message timeout
     */
    Long getExpiration();

    /**
     * Sets the expiration time for this response.
     *
     * @param exp the message timeout to set
     */
    void setExpiration(Long exp);

    /**
     * Resets this response to its initial state.
     */

    } catch (ExecutionException e) {
      rethrow(e);
    }
    throw new AssertionError("Unreachable");
  }

  @Override
  public V get(long timeout, TimeUnit unit)
      throws InterruptedException, ExecutionException, TimeoutException {
    try {
      super.get(timeout, unit);
    } catch (ExecutionException e) {
      rethrow(e);
    }
    throw new AssertionError("Unreachable");
  }

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()