* 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<>();
    }

    /**

        connectionsField.setAccessible(true);
        @SuppressWarnings("unchecked")
        java.util.concurrent.ConcurrentLinkedQueue<SmbTransportImpl> connections =
                (java.util.concurrent.ConcurrentLinkedQueue<SmbTransportImpl>) connectionsField.get(pool);

        Field nonPooledField = SmbTransportPoolImpl.class.getDeclaredField("nonPooledConnections");

```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 of ciphers for encryption.
     */
    protected Queue<Cipher> encryptoQueue = new ConcurrentLinkedQueue<>();

    /**
     * The queue of ciphers for decryption.
     */
    protected Queue<Cipher> decryptoQueue = new ConcurrentLinkedQueue<>();

    /**
     * Encrypts the given data.
     *
     * @param data
     *            the data to encrypt

import static org.junit.Assert.assertThrows;

import com.google.common.util.concurrent.UncheckedExecutionException;
import java.util.ArrayList;
import java.util.List;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.ExecutionException;
import java.util.function.IntConsumer;
import java.util.stream.IntStream;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

         * 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.

    // Object pools for performance optimization
    private final Queue<AuditEntry> auditEntryPool = new ConcurrentLinkedQueue<>();
    private final Queue<StringBuilder> stringBuilderPool = new ConcurrentLinkedQueue<>();
    private final Queue<HashMap<String, Object>> mapPool = new ConcurrentLinkedQueue<>();

    // Asynchronous logging

    protected int userInfoCacheSize = 10000;

    /** Queue for storing search logs. */
    protected Queue<SearchLog> searchLogQueue = new ConcurrentLinkedQueue<>();

    /** Queue for storing click logs. */
    protected Queue<ClickLog> clickLogQueue = new ConcurrentLinkedQueue<>();

    /** Cache for storing user information. */
    protected LoadingCache<String, UserInfo> userInfoCache;

 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package okhttp3.internal.connection

import java.net.Socket
import java.util.concurrent.ConcurrentLinkedQueue
import java.util.concurrent.ThreadLocalRandom
import java.util.concurrent.TimeUnit
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater
import okhttp3.Address
import okhttp3.ConnectionPool