* {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    public synchronized void close () {
        SmbTreeHandleImpl th = this.treeHandle;
        if ( th != null ) {
            this.treeHandle = null;
            if ( this.transportContext.getConfig().isStrictResourceLifecycle() ) {
                th.close();
            }
        }
    }


    /**

                    log.debug("Failed to close session", e);
                }
                finally {
                    iter.remove();
                }
            }

            if ( this.socket != null ) {
                this.socket.shutdownOutput();
                this.out.close();
                this.in.close();
                this.socket.close();
                log.trace("Socket closed");

            log.warn("Session was not properly released");
        }
    }


    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    public void close () {
        release();
    }


    /**
     * 
     */
    public void release () {
        long usage = this.usageCount.decrementAndGet();