cleanupInterval, enableLeakDetection, enableAutoCleanup);
    }

    /**
     * Force cleanup of all resources
     *
     * @return number of resources cleaned
     */
    public int forceCleanup() {
        log.info("Forcing cleanup of all resources");

        int cleaned = 0;
        for (ResourceHolder holder : activeResources.values()) {
            if (!holder.closed) {