try {
                            handlerClass = Class.forName(className);
                        }
                        catch ( Exception ex ) {
                            log.debug("Failed to load handler class " + className, ex);
                        }
                        if ( handlerClass == null ) {
                            handlerClass = ClassLoader.getSystemClassLoader().loadClass(className);

                        set.add(e);
                    }
                }
            }
            catch ( IOException ioe ) {
                log.debug("DS enumeration failed", ioe);
            }
        }

        SmbTreeConnection treeConn = SmbTreeConnection.create(tc);
        try ( SmbTreeHandleImpl th = treeConn.connectHost(locator, locator.getServerWithDfs());

                this.realm = "jCIFS";

            this.transportContext = new BaseContext(new PropertyConfiguration(p));
        }
        catch ( CIFSException ex ) {
            throw new ServletException("Failed to initialize CIFS context");
        }
    }


    @Override
    public void destroy () {}


    /**
     * This method simply calls <tt>negotiate( req, resp, false )</tt>

     * @return error status code
     */
    @Override
    public final int getErrorCode () {
        return getStatus();
    }


    /**
     * 
     * @return whether signature verification failed
     */
    @Override
    public final boolean isVerifyFailed () {
        return this.verifyFailed;
    }


    /**
     * {@inheritDoc}
     *

                        dc_list_expiration = now + 1000 * 60 * 15; /* 15 min */
                        if (SmbTransport.log.level >= 2) {
                            SmbTransport.log.println( "Failed to retrieve DC list from WINS" );
                        }
                    }
                }

                int max = Math.min( dc_list.length, LOOKUP_RESP_LIMIT );
                for (int j = 0; j < max; j++) {

        }
        catch ( IOException ioe ) {
            log.warn("sendrecv failed", ioe);
            try {
                disconnect(true);
            }
            catch ( IOException ioe2 ) {
                ioe.addSuppressed(ioe2);
                log.info("disconnect failed", ioe2);
            }
            throw ioe;
        }
        catch ( InterruptedException ie ) {

                    return this._domains.map;
                }
            }
        }
        catch ( IOException ioe ) {
            if ( log.isDebugEnabled() ) {
                log.debug("getting trusted domains failed: " + tf.getCredentials().getUserDomain(), ioe);
            }
            CacheEntry<Map<String, CacheEntry<DfsReferralDataInternal>>> entry = new CacheEntry<>(tf.getConfig().getDfsTtl() * 10L);
            this._domains = entry;

        if ( domainStr != null ) {
            try {
                domain = domainStr.getBytes(UNI_ENCODING);
            }
            catch ( IOException ex ) {
                log.debug("Failed to get domain bytes", ex);
            }
        }
        int domainLength = domain.length;
        byte[] server = new byte[0];
        String host = tc.getNameServiceClient().getLocalHost().getHostName();

    }


    synchronized NbtAddress getByName ( Name name, CIFSContext tc ) {
        NbtAddress result = null;

        try {
            if ( tc.getConfig().getLmHostsFileName() != null ) {
                File f = new File(tc.getConfig().getLmHostsFileName());
                long lm;

                if ( ( lm = f.lastModified() ) > this.lastModified ) {
                    if ( log.isDebugEnabled() ) {

            for ( int i = 0; i < KerberosConstants.CHECKSUM_SIZE; i++ )
                if ( plainDataChecksum[ i ] != data[ i ] )
                    throw new GeneralSecurityException("Checksum failed while decrypting.");

        int decryptLength = plainData.length - KerberosConstants.CONFOUNDER_SIZE;
        decrypt = new byte[decryptLength];