private final ConcurrentLinkedQueue<SmbTransportImpl> connections = new ConcurrentLinkedQueue<>();
    private final ConcurrentLinkedQueue<SmbTransportImpl> nonPooledConnections = new ConcurrentLinkedQueue<>();
    private final ConcurrentLinkedQueue<SmbTransportImpl> toRemove = new ConcurrentLinkedQueue<>();
    final Map<String, Integer> failCounts = new ConcurrentHashMap<>();

    return deque;
  }

  // ConcurrentLinkedQueue

  /** Creates an empty {@code ConcurrentLinkedQueue}. */
  @J2ktIncompatible
  @GwtIncompatible // ConcurrentLinkedQueue
  public static <E> ConcurrentLinkedQueue<E> newConcurrentLinkedQueue() {
    return new ConcurrentLinkedQueue<>();
  }

  /**
   * Creates a {@code ConcurrentLinkedQueue} containing the elements of the specified iterable, in

    return deque;
  }

  // ConcurrentLinkedQueue

  /** Creates an empty {@code ConcurrentLinkedQueue}. */
  @J2ktIncompatible
  @GwtIncompatible // ConcurrentLinkedQueue
  public static <E> ConcurrentLinkedQueue<E> newConcurrentLinkedQueue() {
    return new ConcurrentLinkedQueue<>();
  }

  /**
   * Creates a {@code ConcurrentLinkedQueue} containing the elements of the specified iterable, in

  }

  /** {@link RemovalListener} that adds all {@link RemovalNotification} objects to a queue. */
  @J2ktIncompatible
  @GwtIncompatible // ConcurrentLinkedQueue
  static class QueuingRemovalListener<K, V> extends ConcurrentLinkedQueue<RemovalNotification<K, V>>
      implements RemovalListener<K, V> {

    @Override
    public void onRemoval(RemovalNotification<K, V> notification) {
      add(notification);

     * Creates and returns a new instance of {@link ConcurrentLinkedQueue}.
     *
     * @param <E> the element type of {@link ConcurrentLinkedQueue}
     * @return a new instance of {@link ConcurrentLinkedQueue}
     * @see ConcurrentLinkedQueue#ConcurrentLinkedQueue()
     */
    public static <E> ConcurrentLinkedQueue<E> newConcurrentLinkedQueue() {
        return new ConcurrentLinkedQueue<>();
    }

    /**

    private static final Logger log = LoggerFactory.getLogger(RdmaBufferManager.class);

    private final RdmaProvider provider;
    private final ConcurrentLinkedQueue<RdmaMemoryRegion> availableSendRegions;
    private final ConcurrentLinkedQueue<RdmaMemoryRegion> availableReceiveRegions;
    private final AtomicLong totalAllocated;
    private final AtomicLong totalReleased;

    // Buffer pool configuration

    public LogNotificationHelper() {
        // Default constructor
    }

    private TimeoutTask timeoutTask;
    private LogNotificationTarget logNotificationTarget;
    private final ConcurrentLinkedQueue<LogNotificationEvent> queue = new ConcurrentLinkedQueue<>();
    private final AtomicInteger size = new AtomicInteger(0);

    /**
     * Initializes the log notification timer.
     */
    @PostConstruct
    public void init() {

```java
package jcifs.internal.smb2.rdma;

import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.atomic.AtomicLong;

public class RdmaBufferManager {
    private final RdmaProvider provider;
    private final ConcurrentLinkedQueue<RdmaMemoryRegion> availableSendRegions;
    private final ConcurrentLinkedQueue<RdmaMemoryRegion> availableReceiveRegions;
    private final AtomicLong totalAllocated;

    // probably provide a stronger order guarantee, though that order would obviously be different
    // in some cases.

    /** Global event queue. */
    private final ConcurrentLinkedQueue<EventWithSubscriber> queue = new ConcurrentLinkedQueue<>();

    @Override
    void dispatch(Object event, Iterator<Subscriber> subscribers) {
      checkNotNull(event);
      while (subscribers.hasNext()) {

         * The queue for URLs waiting to be crawled.
         */
        protected Queue<OpenSearchUrlQueue> waitingQueue = new ConcurrentLinkedQueue<>();

        /**
         * The queue for URLs currently being crawled.
         */
        protected Queue<OpenSearchUrlQueue> crawlingQueue = new ConcurrentLinkedQueue<>();
    }

    /**
     * Sets the polling fetch size.
     * @param pollingFetchSize The polling fetch size.