x509name.java

bouncycastle 是一个JAVA安全提供者

            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(new Boolean(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 (name.toUpperCase().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(name.toLowerCase());
        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, '+');
                
                this.ordering.addElement(oid);
                this.values.addElement(vTok.nextToken());
                this.added.addElement(new Boolean(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(new Boolean(true));
                }
            }
            else
            {
                this.ordering.addElement(oid);
                this.values.addElement(value);
                this.added.addElement(new Boolean(false));
            }
        }

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

            for (int i = this.ordering.size() - 1; i >= 0; i--)
            {
                o.addElement(this.ordering.elementAt(i));
                v.addElement(this.values.elementAt(i));
                a.addElement(this.added.elementAt(i));
            }

            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;
    }

    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);

                v.add(converter.getConvertedValue(oid, str));
 
                if (lstOid == null 
                    || ((Boolean)this.added.elementAt(i)).booleanValue())
                {
                    sVec.add(new DERSequence(v));
                }
                else
                {
                    vec.add(new DERSet(sVec));
                    sVec = new ASN1EncodableVector();
                    
                    sVec.add(new DERSequence(v));
                }
                
                lstOid = oid;
            }
            
            vec.add(new DERSet(sVec));
            
            seq = new DERSequence(vec);
        }

        return seq;
    }

    /**
     * @param inOrder if true the order of both X509 names must be the same,
     * as well as the values associated with each element.
     */
    public boolean equals(Object _obj, boolean inOrder) 
    {
        if (_obj == this)
        {
            return true;
        }

        if (!inOrder)
        {
            return this.equals(_obj);
        }

        if (_obj == null || !(_obj instanceof X509Name))
        {
            return false;
        }
        
        X509Name _oxn          = (X509Name)_obj;
        int      _orderingSize = ordering.size();

        if (_orderingSize != _oxn.ordering.size()) 
        {
            return false;