*/
    public static void setURLStreamHandlerFactory(
            URLStreamHandlerFactory factory) {
        synchronized (PROTOCOL_HANDLERS) {
            if (Handler.factory != null) {
                throw new IllegalStateException(
                        "URLStreamHandlerFactory already set.");
            }
            PROTOCOL_HANDLERS.clear();
            Handler.factory = factory;
        }
    }

    /**

            }
            der.writeObject(new DERTaggedObject(true, 1, new DERSequence(fields)));
            return collector.toByteArray();
        }
        catch ( IOException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    protected void parse ( byte[] token ) throws IOException {
        try ( ASN1InputStream der = new ASN1InputStream(token) ) {

            der.writeObject(derApplicationSpecific);
            return collector.toByteArray();
        }
        catch ( IOException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    protected void parse ( byte[] token ) throws IOException {

        try ( ASN1InputStream is = new ASN1InputStream(token) ) {

     */
    public static void setURLStreamHandlerFactory ( URLStreamHandlerFactory factory ) {
        synchronized ( PROTOCOL_HANDLERS ) {
            if ( Handler.factory != null ) {
                throw new IllegalStateException("URLStreamHandlerFactory already set.");
            }
            PROTOCOL_HANDLERS.clear();
            Handler.factory = factory;
        }
    }


    /**
     * @param tc

                writeSecurityBuffer(type1, 24, 32 + domain.length, workstation);
            }
            return type1;
        } catch (IOException ex) {
            throw new IllegalStateException(ex.getMessage());
        }
    }

    public String toString() {
        String suppliedDomain = getSuppliedDomain();
        String suppliedWorkstation = getSuppliedWorkstation();

            writeSecurityBuffer(type3, 52, offset, sessionKey);
            writeULong(type3, 60, flags);
            return type3;
        } catch (IOException ex) {
            throw new IllegalStateException(ex.getMessage());
        }
    }

    public String toString() {
        String user = getUser();
        String domain = getDomain();
        String workstation = getWorkstation();

            ipad[i] = IPAD;
            opad[i] = OPAD;
        }
        try {
            md5 = MessageDigest.getInstance("MD5");
        } catch (Exception ex) {
            throw new IllegalStateException(ex.getMessage());
        }
        engineReset();
    }

    private HMACT64(HMACT64 hmac) throws CloneNotSupportedException {
        super("HMACT64");
        this.ipad = hmac.ipad;

    }


    @Override
    public Object clone () {
        try {
            return new HMACT64(this);
        }
        catch ( CloneNotSupportedException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    protected byte[] engineDigest () {
        byte[] digest = this.md5.digest();
        this.md5.update(this.opad);

            pos += writeSecurityBufferContent(type1, pos, wsOffOff, workstation);
            return type1;
        }
        catch ( IOException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    public String toString () {
        String suppliedDomainString = getSuppliedDomain();

                writeSecurityBuffer(type2, 40, data + target.length,
                        targetInformation);
            }
            return type2;
        } catch (IOException ex) {
            throw new IllegalStateException(ex.getMessage());
        }
    }

    public String toString() {
        String target = getTarget();
        byte[] challenge = getChallenge();
        byte[] context = getContext();