super.finalize();
        }
    }

    /**
     * Gets the current usage count for this transport.
     *
     * @return the number of known usages
     */
    protected long getUsageCount() {
        return this.usageCount.get();
    }

    /**
     * Generate a unique key for the given request
     *
     * @param request the request to generate a key for

        final ListIterator<SmbSessionImpl> iter = this.sessions.listIterator();
        boolean wasInUse = false;
        final long l = getUsageCount();
        if ((inUse ? l != 1 : l > 0)) {
            log.warn("Disconnecting transport while still in use " + this + ": " + this.sessions);
            wasInUse = true;
        }