SmbTransportInternal trans = dc.unwrap(SmbTransportInternal.class);
            // the tconHostName is from the DC referral, that referral must be resolved
            // before following deeper ones. Otherwise e.g. samba will return a broken
            // referral.
            synchronized ( trans ) {
                try {
                    // ensure connected
                    trans.ensureConnected();

    }


    /**
     * 
     * @param loc
     * @param host
     * @param referral
     * @return tree handle
     * @throws IOException
     */
    public synchronized SmbTreeHandleImpl connectHost ( SmbResourceLocatorImpl loc, String host, DfsReferralData referral ) throws IOException {
        String targetDomain = null;
        try ( SmbTreeImpl t = getTree() ) {

             * longest path in the list of stand-alone referrals.
             */
            if (referrals != null && now > referrals.expiration) {
                referrals = null;
            }
            if (referrals == null) {
                referrals = new CacheEntry(0);
            }
            String key = "\\" + domain + "\\" + root;

    }


    /**
     * @param ref
     * @param reqPath
     * @param expire
     * @param consumed
     * @return referral data
     */
    public static DfsReferralDataImpl fromReferral ( Referral ref, String reqPath, long expire, int consumed ) {
        DfsReferralDataImpl dr = new DfsReferralDataImpl();
        String[] arr = new String[4];
        dr.ttl = ref.getTtl();

     */
    public boolean isInDomainDfs () {
        return this.inDomainDfs;
    }


    /**
     * @param referral
     */
    public void setTreeReferral ( DfsReferralData referral ) {
        this.treeReferral = referral;
    }


    /**
     * @return the treeReferral
     */
    public DfsReferralData getTreeReferral () {
        return this.treeReferral;

            dr.resolveHashes = auth.hashesExternal;
            dr.ttl = resp.referrals[di].ttl;
            dr.expiration = expiration;
            if (path.equals("")) {
                dr.server = resp.referrals[di].path.substring(1).toLowerCase();
            } else {
                dfsPathSplit(resp.referrals[di].node, arr);
                dr.server = arr[1];
                dr.share = arr[2];

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  /**
   * The HTTP <a href="https://www.w3.org/TR/referrer-policy/">{@code Referrer-Policy}</a> header
   * field name.
   *
   * @since 23.4
   */
  public static final String REFERRER_POLICY = "Referrer-Policy";

  /**
   * Values for the <a href="https://www.w3.org/TR/referrer-policy/">{@code Referrer-Policy}</a>
   * header.
   *
   * @since 23.4
   */

 * DFS referrals. (E.g. a resource with a DFS root's parent will still point to the DFS root not the share it's actually
 * located in).
 * - share + uncpath within it: This is the relevant information for most SMB requests. Both are adjusted by DFS
 * referrals. Nested resources will inherit the information already resolved by the parent resource.
 * 
 * Invariant: