switch ( tagged.getTagNo() ) {
            case 0: // Ticket Flags
                break;
            case 1: // Key
                break;
            case 2: // Realm
                DERGeneralString derRealm = ASN1Util.as(DERGeneralString.class, tagged);
                this.userRealm = derRealm.getString();
                break;
            case 3: // Principal

                break;
            case NOT_LISTENING_CALLED:
                result += "Not listening on called name";
                break;
            case NOT_LISTENING_CALLING:
                result += "Not listening for calling name";
                break;
            case CALLED_NOT_PRESENT:
                result += "Called name not present";
                break;
            case NO_RESOURCES:

                    throw new PACDecodingException("Invalid kerberos version " + tktvno);
                }
                break;
            case 1:// Realm
                DERGeneralString derRealm = ASN1Util.as(DERGeneralString.class, tagged);
                this.serverRealm = derRealm.getString();
                break;
            case 2:// Principal
                ASN1Sequence principalSequence = ASN1Util.as(ASN1Sequence.class, tagged);

                }
                break;
            case 1:
                ASN1Integer msgType = ASN1Util.as(ASN1Integer.class, tagged);
                if ( !msgType.getValue().equals(new BigInteger(KerberosConstants.KERBEROS_AP_REQ)) )
                    throw new PACDecodingException("Invalid kerberos request");
                break;
            case 2:

                    break; /* outstanding requests */
                }
                try {
                    doDisconnect( hard );
                } catch (IOException ioe0) {
                    ioe = ioe0;
                }
            case 4: /* in error - reset the transport */
                thread = null;
                state = 0;
                break;
            default:

            this.thread = null;
            this.state = 6;
            break;
        default:
            log.error("Invalid state: " + this.state);
            this.thread = null;
            this.state = 6;
            break;
        }

        if ( ioe != null )
            throw ioe;

        return false;
    }


    @Override

                if (currentAuthMethod.length() == 4) {
                    authMethod = "NTLM";
                    break;
                }
                if (currentAuthMethod.indexOf(' ') != 4) continue;
                authMethod = "NTLM";
                authorization = currentAuthMethod.substring(5).trim();
                break;
            } else if (currentAuthMethod.startsWith("Negotiate")) {

                this.checksum = new byte[16];
                break;
            case HMAC_SHA1_96_AES128:
            case HMAC_SHA1_96_AES256:
                this.checksum = new byte[12];
                break;
            default:
                this.checksum = new byte[bufferStream.available()];
                break;
            }
            bufferStream.readFully(this.checksum);
        }

        case FileInformation.FILE_BASIC_INFO:
            inf = new FileBasicInfo();
            break;
        case FileInformation.FILE_STANDARD_INFO:
            inf = new FileStandardInfo();
            break;
        case FileInformation.FILE_INTERNAL_INFO:
            inf = new FileInternalInfo();
            break;
        default:
            return null;
        }
        return inf;
    }

                    proto = str.substring(mark, si);
                    mark = si + 1;
                    state = 1;
                }
                break;
            case 1:
                if ( ch == '\\' ) {
                    mark = si + 1;
                    break;
                }
                state = 2;
            case 2:
                if ( ch == '[' ) {