public void close() {
        if (log.isDebugEnabled()) {
            log.debug("Closing SmbTreeConnection via AutoCloseable.close()");
        }
        release();
    }

    protected void checkRelease() {
        if (isConnected() && this.usageCount.get() != 0) {
            log.warn("Tree connection was not properly released " + this);
        }
    }

    synchronized void disconnect(final boolean inError) {