x509name.java

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                           values.addElement(v);
                       }
                   }
                   else
                   {
                       values.addElement("#" + bytesToString(Hex.encode(value.getDERObject().getDEREncoded())));
                   }
                   added.addElement((i != 0) ? TRUE : FALSE);  // to allow earlier JDK compatibility
            }
        }
    }

    /**
     * constructor from a table of attributes.
     * <p>
     * it's is assumed the table contains OID/String pairs, and the contents
     * of the table are copied into an internal table as part of the
     * construction process.
     * <p>
     * <b>Note:</b> if the name you are trying to generate should be
     * following a specific ordering, you should use the constructor
     * with the ordering specified below.
     * @deprecated use an ordered constructor! The hashtable ordering is rarely correct
     */
    public X509Name(
        Hashtable  attributes)
    {
        this(null, attributes);
    }

    /**
     * Constructor from a table of attributes with ordering.
     * <p>
     * it's is assumed the table contains OID/String pairs, and the contents
     * of the table are copied into an internal table as part of the
     * construction process. The ordering vector should contain the OIDs
     * in the order they are meant to be encoded or printed in toString.
     */
    public X509Name(
        Vector      ordering,
        Hashtable   attributes)
    {
        this(ordering, attributes, new X509DefaultEntryConverter());
    }

    /**
     * Constructor from a table of attributes with ordering.
     * <p>
     * it's is assumed the table contains OID/String pairs, and the contents
     * of the table are copied into an internal table as part of the
     * construction process. The ordering vector should contain the OIDs
     * in the order they are meant to be encoded or printed in toString.
     * <p>
     * The passed in converter will be used to convert the strings into their
     * ASN.1 counterparts.
     */
    public X509Name(
        Vector                   ordering,
        Hashtable                attributes,
        X509NameEntryConverter   converter)
    {
        this.converter = converter;

        if (ordering != null)
        {
            for (int i = 0; i != ordering.size(); i++)
            {
                this.ordering.addElement(ordering.elementAt(i));
                this.added.addElement(FALSE);
            }
        }
        else
        {
            Enumeration     e = attributes.keys();

            while (e.hasMoreElements())
            {
                this.ordering.addElement(e.nextElement());
                this.added.addElement(FALSE);
            }
        }

        for (int i = 0; i != this.ordering.size(); i++)
        {
            DERObjectIdentifier     oid = (DERObjectIdentifier)this.ordering.elementAt(i);

            if (attributes.get(oid) == null)
            {
                throw new IllegalArgumentException("No attribute for object id - " + oid.getId() + " - passed to distinguished name");
            }

            this.values.addElement(attributes.get(oid)); // copy the hash table
        }
    }

    /**
     * Takes two vectors one of the oids and the other of the values.
     */
    public X509Name(
        Vector  oids,
        Vector  values)
    {
        this(oids, values, new X509DefaultEntryConverter());
    }

    /**
     * Takes two vectors one of the oids and the other of the values.
     * <p>
     * The passed in converter will be used to convert the strings into their
     * ASN.1 counterparts.
     */
    public X509Name(
        Vector                  oids,
        Vector                  values,
        X509NameEntryConverter  converter)
    {
        this.converter = converter;

        if (oids.size() != values.size())
        {
            throw new IllegalArgumentException("oids vector must be same length as values.");
        }

        for (int i = 0; i < oids.size(); i++)
        {
            this.ordering.addElement(oids.elementAt(i));
            this.values.addElement(values.elementAt(i));
            this.added.addElement(FALSE);
        }
    }

//    private Boolean isEncoded(String s)
//    {
//        if (s.charAt(0) == '#')
//        {
//            return TRUE;
//        }
//
//        return FALSE;
//    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes.
     */
    public X509Name(
        String  dirName)
    {
        this(DefaultReverse, DefaultLookUp, dirName);
    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes with each
     * string value being converted to its associated ASN.1 type using the passed
     * in converter.
     */
    public X509Name(
        String                  dirName,
        X509NameEntryConverter  converter)
    {
        this(DefaultReverse, DefaultLookUp, dirName, converter);
    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes. If reverse
     * is true, create the encoded version of the sequence starting from the
     * last element in the string.
     */
    public X509Name(
        boolean reverse,
        String  dirName)
    {
        this(reverse, DefaultLookUp, dirName);
    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes with each
     * string value being converted to its associated ASN.1 type using the passed
     * in converter. If reverse is true the ASN.1 sequence representing the DN will
     * be built by starting at the end of the string, rather than the start.
     */
    public X509Name(
        boolean                 reverse,
        String                  dirName,
        X509NameEntryConverter  converter)
    {
        this(reverse, DefaultLookUp, dirName, converter);
    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes. lookUp
     * should provide a table of lookups, indexed by lowercase only strings and
     * yielding a DERObjectIdentifier, other than that OID. and numeric oids
     * will be processed automatically.
     * <br>
     * If reverse is true, create the encoded version of the sequence
     * starting from the last element in the string.
     * @param reverse true if we should start scanning from the end (RFC 2553).
     * @param lookUp table of names and their oids.
     * @param dirName the X.500 string to be parsed.
     */
    public X509Name(
        boolean     reverse,
        Hashtable   lookUp,
        String      dirName)
    {
        this(reverse, lookUp, dirName, new X509DefaultEntryConverter());
    }

    private DERObjectIdentifier decodeOID(
        String      name,
        Hashtable   lookUp)
    {
        if (Strings.toUpperCase(name).startsWith("OID."))
        {
            return new DERObjectIdentifier(name.substring(4));
        }
        else if (name.charAt(0) >= '0' && name.charAt(0) <= '9')
        {
            return new DERObjectIdentifier(name);
        }

        DERObjectIdentifier oid = (DERObjectIdentifier)lookUp.get(Strings.toLowerCase(name));
        if (oid == null)
        {
            throw new IllegalArgumentException("Unknown object id - " + name + " - passed to distinguished name");
        }

        return oid;
    }

    /**
     * Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
     * some such, converting it into an ordered set of name attributes. lookUp
     * should provide a table of lookups, indexed by lowercase only strings and
     * yielding a DERObjectIdentifier, other than that OID. and numeric oids
     * will be processed automatically. The passed in converter is used to convert the
     * string values to the right of each equals sign to their ASN.1 counterparts.
     * <br>
     * @param reverse true if we should start scanning from the end, false otherwise.
     * @param lookUp table of names and oids.
     * @param dirName the string dirName
     * @param converter the converter to convert string values into their ASN.1 equivalents
     */
    public X509Name(
        boolean                 reverse,
        Hashtable               lookUp,
        String                  dirName,
        X509NameEntryConverter  converter)
    {
        this.converter = converter;
        X509NameTokenizer   nTok = new X509NameTokenizer(dirName);

        while (nTok.hasMoreTokens())
        {
            String  token = nTok.nextToken();
            int     index = token.indexOf('=');

            if (index == -1)
            {
                throw new IllegalArgumentException("badly formated directory string");
            }

            String              name = token.substring(0, index);
            String              value = token.substring(index + 1);
            DERObjectIdentifier oid = decodeOID(name, lookUp);

            if (value.indexOf('+') > 0)
            {
                X509NameTokenizer   vTok = new X509NameTokenizer(value, '+');
                String  v = vTok.nextToken();

                this.ordering.addElement(oid);
                this.values.addElement(v);
                this.added.addElement(FALSE);

                while (vTok.hasMoreTokens())
                {
                    String  sv = vTok.nextToken();
                    int     ndx = sv.indexOf('=');

                    String  nm = sv.substring(0, ndx);
                    String  vl = sv.substring(ndx + 1);
                    this.ordering.addElement(decodeOID(nm, lookUp));
                    this.values.addElement(vl);
                    this.added.addElement(TRUE);
                }
            }
            else
            {
                this.ordering.addElement(oid);
                this.values.addElement(value);
                this.added.addElement(FALSE);
            }
        }

        if (reverse)
        {
            Vector  o = new Vector();
            Vector  v = new Vector();
            Vector  a = new Vector();

            int count = 1;

            for (int i = 0; i < this.ordering.size(); i++)
            {
                if (((Boolean)this.added.elementAt(i)).booleanValue())
                {
                    o.insertElementAt(this.ordering.elementAt(i), count);
                    v.insertElementAt(this.values.elementAt(i), count);
                    a.insertElementAt(this.added.elementAt(i), count);
                    count++;
                }
                else
                {
                    o.insertElementAt(this.ordering.elementAt(i), 0);
                    v.insertElementAt(this.values.elementAt(i), 0);
                    a.insertElementAt(this.added.elementAt(i), 0);
                    count = 1;
                }
            }

            this.ordering = o;
            this.values = v;
            this.added = a;
        }
    }

    /**
     * return a vector of the oids in the name, in the order they were found.
     */
    public Vector getOIDs()
    {
        Vector  v = new Vector();

        for (int i = 0; i != ordering.size(); i++)
        {
            v.addElement(ordering.elementAt(i));
        }

        return v;
    }

    /**
     * return a vector of the values found in the name, in the order they
     * were found.
     */
    public Vector getValues()
    {
        Vector  v = new Vector();

        for (int i = 0; i != values.size(); i++)
        {
            v.addElement(values.elementAt(i));
        }

        return v;
    }

    /**
     * return a vector of the values found in the name, in the order they
     * were found, with the DN label corresponding to passed in oid.
     */
    public Vector getValues(
        DERObjectIdentifier oid)
    {
        Vector  v = new Vector();

        for (int i = 0; i != values.size(); i++)
        {
            if (ordering.elementAt(i).equals(oid))
            {
                String val = (String)values.elementAt(i);

                if (val.length() > 2 && val.charAt(0) == '\\' && val.charAt(1) == '#')
                {
                    v.addElement(val.substring(1));
                }
                else
                {
                    v.addElement(val);
                }
            }
        }

        return v;
    }

    public DERObject toASN1Object()
    {
        if (seq == null)
        {
            ASN1EncodableVector  vec = new ASN1EncodableVector();
            ASN1EncodableVector  sVec = new ASN1EncodableVector();
            DERObjectIdentifier  lstOid = null;
            
            for (int i = 0; i != ordering.size(); i++)
            {
                ASN1EncodableVector     v = new ASN1EncodableVector();
                DERObjectIdentifier     oid = (DERObjectIdentifier)ordering.elementAt(i);

                v.add(oid);

                String  str = (String)values.elementAt(i);