/** Atomic flag indicating whether the crawler is currently running. */
    private static AtomicBoolean running = new AtomicBoolean(false);

    /** Thread-safe queue for collecting error messages during crawling operations. */
    private static Queue<String> errors = new ConcurrentLinkedQueue<>();

    /** Injected search engine client for OpenSearch operations. */
    @Resource

import java.util.List;
import java.util.ListIterator;
import java.util.Locale;
import java.util.Map;
import java.util.NavigableMap;
import java.util.NavigableSet;
import java.util.PriorityQueue;
import java.util.Queue;
import java.util.Random;
import java.util.Set;
import java.util.SortedMap;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.UUID;

		},
		config.HelpKV{
			Key:         target.AmqpAutoDeleted,
			Description: "auto delete queue when set to 'on', when there are no consumers",
			Optional:    true,
			Type:        "on|off",
		},
		config.HelpKV{
			Key:         target.AmqpDeliveryMode,
			Description: "set to '1' for non-persistent or '2' for persistent queue",
			Optional:    true,
			Type:        "number",
		},
		config.HelpKV{

    /**
     * The FTP client configuration.
     */
    protected FTPClientConfig ftpClientConfig;

    /**
     * The queue of FTPClient instances.
     */
    protected final Queue<FTPClient> ftpClientQueue = new ConcurrentLinkedQueue<>();

    /**
     * The active external host.
     */
    protected String activeExternalHost;

    /**

_config.animationSpeed)},t.show=function(e){void 0===e&&(e=!1);var t=n.default("body"),a=n.default("html");e&&n.default(k).hide(),this._config.controlsidebarSlide?(a.addClass(E),n.default(this._config.target).show().delay(10).queue((function(){t.addClass(D).delay(300).queue((function(){a.removeClass(E),n.default(this).dequeue()})),n.default(this).dequeue()}))):t.addClass(L),this._fixHeight(),this._fixScrollHeight(),n.default(this._element).trigger(n.default.Event("expanded.lte.controlsidebar"))}...

        ResourceHolder(String resourceId, AutoCloseable resource, ReferenceQueue<AutoCloseable> queue) {
            this.resourceId = resourceId;
            this.resourceType = resource.getClass().getSimpleName();
            this.resourceRef = new WeakReference<>(resource);
            this.phantomRef = new PhantomReference<>(resource, queue);
            this.creationTime = System.currentTimeMillis();

import java.util.NavigableSet;
import java.util.Optional;
import java.util.OptionalDouble;
import java.util.OptionalInt;
import java.util.OptionalLong;
import java.util.PriorityQueue;
import java.util.Queue;
import java.util.Random;
import java.util.Set;
import java.util.SortedMap;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.UUID;

import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Queue;
import java.util.Random;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeSet;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

import com.google.common.util.concurrent.AbstractFutureBenchmarks.OldAbstractFuture;
import com.google.errorprone.annotations.concurrent.GuardedBy;
import java.util.LinkedList;
import java.util.Queue;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
import java.util.concurrent.Future;
import java.util.concurrent.ThreadPoolExecutor;

    }

    throw firstException!!
  }

  /**
   * Returns non-null if we don't need to wait for the launched result. In such cases, this result
   * must be processed before whatever is waiting in the queue because we may have already acquired
   * its connection.
   */
  private fun launchTcpConnect(): ConnectResult? {
    val plan =
      when {
        routePlanner.hasNext() -> {
          try {