protected T instance;

        /**
         * The destroyer function to be called when the component is destroyed.
         */
        protected Consumer<T> destroyer;

        /**
         * Creates a new ComponentHolder with the specified instance and destroyer.
         * @param instance the component instance to hold
         * @param destroyer the destroyer function for cleanup (can be null)
         */

     * @param <T> The type of the pooled object
     */
    public interface OnDestroyListener<T> {
        /**
         * Called when a pooled object is being destroyed.
         * @param p The pooled object being destroyed
         */
        void onDestroy(PooledObject<T> p);
    }

    /**
     * Gets the component name.
     * @return The component name
     */

        private final int id;
        private boolean destroyed = false;

        public TestComponent() {
            this.id = instanceCounter.incrementAndGet();
        }

        public int getId() {
            return id;
        }

        public boolean isDestroyed() {
            return destroyed;
        }

        public void destroy() {
            this.destroyed = true;
        }

     * @return true if the crawler container is available, false otherwise.
     */
    boolean available();

    /**
     * Cleans up resources and performs any necessary finalization tasks
     * before the object is destroyed. This method should be called to
     * ensure that all resources are properly released.
     */
    void destroy();

    /**
     * Initializes the CrawlerContainer by setting the system property