*/
  open fun isDuplex(): Boolean = false

  /**
   * Returns true if this body expects at most one call to [writeTo] and can be transmitted
   * at most once. This is typically used when writing the request body is destructive and it is not
   * possible to recreate the request body after it has been sent.
   *
   * This method returns false unless it is overridden by a subclass.
   *

     *   attempt multiple proxy servers in sequence, eventually falling back to a direct
     *   connection.
     *
     * Set this to false to avoid retrying requests when doing so is destructive. In this case the
     * calling application should do its own recovery of connectivity failures.
     */
    fun retryOnConnectionFailure(retryOnConnectionFailure: Boolean) =
      apply {

 * methods for creating, wrapping, and destroying crawler components
 * obtained from a {@link CrawlerContainer}.
 *
 * <p>This implementation provides proper resource management for closeable objects
 * and supports destruction listeners.</p>
 *
 * @param <T> the type of the pooled object
 */
public class CrawlerPooledObjectFactory<T> extends BasePooledObjectFactory<T> {

     */
    public Set<String> getRunningSessionIdSet() {
        return runningProcessMap.keySet();
    }

    /**
     * Sets the timeout for process destruction.
     *
     * @param processDestroyTimeout timeout in seconds for process destruction
     */
    public void setProcessDestroyTimeout(final int processDestroyTimeout) {
        this.processDestroyTimeout = processDestroyTimeout;
    }

    /**

        /** Timeout for process destruction in milliseconds. */
        private final long timeout;

        /**
         * Constructor for ProcessDestroyer.
         * @param p The process to monitor.
         * @param ist The input stream thread.
         * @param timeout The destruction timeout.
         */

     * <p>
     * This method allows you to specify a custom ObjectInputFilter for fine-grained
     * control over which classes can be deserialized. Use this when the default filter
     * is too restrictive or permissive for your use case.
     * </p>
     *
     * @param bytes the byte array (must not be {@literal null})
     * @param filter the ObjectInputFilter to use, or null to disable filtering

import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for CrawlerPooledObjectFactory.
 * Tests the pooled object factory functionality including object creation,
 * wrapping, destruction, and listener mechanisms.
 */
public class CrawlerPooledObjectFactoryTest extends PlainTestCase {

    private CrawlerPooledObjectFactory<TestComponent> factory;
    private StandardCrawlerContainer container;