// Play it back.
    val connection = connect(peer)
    connection.newStream(headerEntries("a", "android"), false)
    connection.withLock {
      if (!connection.isHealthy(System.nanoTime())) {
        throw ConnectionShutdownException()
      }
    }
    connection.writePing()
    connection.shutdown(ErrorCode.PROTOCOL_ERROR)
    assertThat(connection.openStreamCount()).isEqualTo(1)

  private fun waitForConnectionShutdown(connection: RealConnection?) {
    if (connection!!.isHealthy(false)) {
      Thread.sleep(100L)
    }
    if (connection.isHealthy(false)) {
      Thread.sleep(2000L)
    }
    if (connection.isHealthy(false)) {
      throw TimeoutException("connection didn't shutdown within timeout")
    }
  }

  /**

stuck on the old version.

 *  **There is no longer a global singleton connection pool.** In OkHttp 2.x,
    all `OkHttpClient` instances shared a common connection pool by default.
    In OkHttp 3.x, each new `OkHttpClient` gets its own private connection pool.
    Applications should avoid creating many connection pools as doing so
    prevents connection reuse. Each connection pool holds its own set of

     * automatically send ping frames until either the connection fails or it is closed. This keeps
     * the connection alive and may detect connectivity failures.
     *
     * If the server does not respond to each ping with a pong within `interval`, this client will
     * assume that connectivity has been lost. When this happens on a web socket the connection is

            });
        });

        httpClient = closeableHttpClient;
    }

    /**
     * Builds the HTTP client connection manager with SSL and connection pool settings.
     *
     * @param httpClientBuilder The HTTP client builder
     * @return The configured connection manager
     */
    protected HttpClientConnectionManager buildConnectionManager(final HttpClientBuilder httpClientBuilder) {
        // SSL

    assertThat(connectionAcquired2.connection).isSameAs(
      connectionAcquired1.connection,
    )
  }

  @Test
  fun multipleConnectionsFoundForSingleCall() {
    server.enqueue(
      MockResponse
        .Builder()
        .code(301)
        .addHeader("Location", "/foo")
        .addHeader("Connection", "Close")
        .build(),
    )
    server.enqueue(

    }

    /**
     * Creates the environment for LDAP connection.
     *
     * @param initialContextFactory The initial context factory.
     * @param securityAuthentication The security authentication.
     * @param providerUrl The provider URL.
     * @param principal The principal.
     * @param credntials The credentials.
     * @return The environment for LDAP connection.
     */

```py
#!/usr/bin/env python
import pika

connection = pika.BlockingConnection(pika.ConnectionParameters(
        host='localhost'))
channel = connection.channel()

channel.exchange_declare(exchange='bucketevents',
                         exchange_type='fanout')

result = channel.queue_declare(exclusive=False)

            // Log circuit breaker rejection
            auditLogger.logSecurityViolation("Circuit breaker open for SMB connection",
                    java.util.Map.of("address", address.getHostAddress(), "port", String.valueOf(port)));
            throw new IOException("Connection rejected by circuit breaker: " + e.getMessage(), e);
        } catch (RuntimeException e) {
            // Unwrap IOException from RuntimeException

            log.trace("Release session " + usage + " " + this);
        }

        if (usage == 0) {
            if (log.isDebugEnabled()) {
                log.debug("Usage dropped to zero, release connection " + this.transport);
            }
            // Ensure atomic cleanup of all resources
            synchronized (this) {
                // Double-check usage count within synchronized block