// Start all threads at once
        startLatch.countDown();

        // Wait for completion
        assertTrue(doneLatch.await(5, TimeUnit.SECONDS), "Threads did not complete in time");
        executor.shutdown();

        // Verify hash is not null
        byte[] hash = transport.getPreauthIntegrityHash();
        assertNotNull(hash);

        // Verify hash is a copy, not the original

            throw new AssertionError(
                "ForwardingExecutorService should have used the default method"
                    + " ExecutorService.close() (which would forward to methods like shutdown() on"
                    + " the delegate) instead of forwarding to delegate.close()");
          }
        };
    ExecutorService wrapper =
        new ForwardingExecutorService() {
          @Override

            // Verify
            assertNotNull(result);
            assertEquals(1, result.size());
            assertEquals(fileNotifyInfo1, result.get(0));
        } finally {
            executor.shutdown();
        }
    }

    /**
     * Test close() method
     */
    @Test
    void testClose() throws CIFSException {
        // Execute
        watchHandle.close();

    }

    @Test
    public void testShutdown() {
        // Should not throw exception
        assertDoesNotThrow(() -> provider.shutdown());
    }

 * ```
 *
 * ## Shutdown Isn't Necessary
 *
 * The threads and connections that are held will be released automatically if they remain idle. But
 * if you are writing a application that needs to aggressively release unused resources you may do
 * so.
 *
 * Shutdown the dispatcher's executor service with [shutdown()][ExecutorService.shutdown]. This will

            fileCache.remove(path);
        }
    }

    /**
     * Shutdown the lease manager
     */
    public void shutdown() {
        log.info("Shutting down lease manager");

        // Stop cleanup executor
        if (cleanupExecutor != null) {
            cleanupExecutor.shutdown();
            try {
                if (!cleanupExecutor.awaitTermination(5, TimeUnit.SECONDS)) {

                        throw new AssertionError();
                    }
                  }
                  return threadSum;
                }
              }));
    }
    threadPool.shutdown();
    assertTrue(threadPool.awaitTermination(300, SECONDS));
    long sum = 0;
    for (Future<Long> f : futures) {
      sum += f.get();
    }
    assertEquals(sum, map.get(key));
  }

     */
    String getProviderName();
    
    /**
     * Get maximum message size supported
     */
    int getMaxMessageSize();
    
    /**
     * Clean up provider resources
     */
    void shutdown();
}

public enum RdmaAccess {
    LOCAL_READ,
    LOCAL_WRITE,
    REMOTE_READ,
    REMOTE_WRITE,
    MEMORY_BIND
}
```

## 4. Data Structures

### 4.1 RDMA Connection
```java

        },
    )
  }

  public open fun setFailFast(failFastResponse: MockResponse?) {
    this.failFastResponse = failFastResponse
  }

  private companion object {
    /**
     * Enqueued on shutdown to release threads waiting on [dispatch]. Note that this response
     * isn't transmitted because the connection is closed before this response is returned.
     */

            listenerLatch.countDown();
          }
        },
        directExecutor());
  }

  @Override
  protected void tearDown() throws Exception {
    if (exec != null) {
      exec.shutdown();
    }

    super.tearDown();
  }

  public void testListenerDoesNotRunUntilTaskCompletes() throws Exception {

    // Test default state of not started.
    assertEquals(1, listenerLatch.getCount());