/**
     * @param tf
     * @param name
     * @param port
     * @param exclusive
     * @param forceSigning
     * @return a connected transport
     * @throws UnknownHostException
     * @throws IOException
     */
    SmbTransport getSmbTransport ( CIFSContext tf, String name, int port, boolean exclusive, boolean forceSigning )
            throws UnknownHostException, IOException;


    /**

        if ( port <= 0 ) {
            port = SmbConstants.DEFAULT_PORT;
        }
        synchronized ( this.connections ) {
            cleanup();
            if ( log.isTraceEnabled() ) {
                log.trace("Exclusive " + nonPooled + " enforced signing " + forceSigning);
            }
            if ( !nonPooled && tc.getConfig().getSessionLimit() != 1 ) {

            }
        }
    }


    /**
     * Use a exclusive connection for this tree
     * 
     * If an exclusive connection is used the caller must make sure that the tree handle is kept alive,
     * otherwise the connection will be disconnected once the usage drops to zero.
     * 
     * @param np
     *            whether to use an exclusive connection
     */
    void setNonPooled ( boolean np ) {

    public static final int PIPE_TYPE_TRANSACT = 0x0200;

    /**
     * Pipe is used for DCE
     */
    public static final int PIPE_TYPE_DCE_TRANSACT = 0x0200 | 0x0400;

    /**
     * Pipe should use it's own exclusive transport connection
     */
    public static final int PIPE_TYPE_UNSHARED = 0x800;


    /**
     * @return the type of the pipe
     */
    int getPipeType ();


    /**

 * the smb URL syntax.
<p>
The second parameter specifies how the file should be shared. If
<code>SmbFile.FILE_NO_SHARE</code> is specified the client will
have exclusive access to the file. An additional open command
from jCIFS or another application will fail with the "file is being
accessed by another process" error. The <code>FILE_SHARE_READ</code>,

        return getHandle(url, tc, false);
    }


    /**
     * Get a handle to a service
     * 
     * @param url
     * @param tc
     * @param unshared
     *            whether an exclusive connection should be used
     * @return a DCERPC handle for the given url
     * @throws MalformedURLException
     * @throws DcerpcException
     */

     * operator <code>|</code>. See the examples listed above.
     * 
     * @param url
     * @param pipeType
     * @param unshared
     *            whether to use an exclusive connection for this pipe
     * @param tc
     * @throws MalformedURLException
     */

    public SmbNamedPipe ( String url, int pipeType, boolean unshared, CIFSContext tc ) throws MalformedURLException {

        return obj instanceof UniAddress && this.addr.equals( ( (UniAddress) obj ).addr);
    }


    /**
     * Guess first called name to try for session establishment. This
     * method is used exclusively by the <tt>jcifs.smb</tt> package.
     * 
     * @return the guessed name
     */
    @Override
    public String firstCalledName () {
        if ( this.addr instanceof NbtAddress ) {

     * @throws CIFSException
     */
    SmbRandomAccess openRandomAccess ( String mode ) throws CIFSException;


    /**
     * Opens an output stream writing to the file (write only, exclusive write access)
     * 
     * @param append
     *            whether to append to or truncate the input
     * @param openFlags
     *            flags for open operation
     * @param access

            }
        }

        /*
         * If a local hostname was not provided a name like
         * JCIFS34_172_A6 will be dynamically generated for the
         * client. This is primarily (exclusively?) used as a
         * CallingName during session establishment.
         */
        String localHostname = tc.getConfig().getNetbiosHostname();
        if ( localHostname == null || localHostname.length() == 0 ) {