pdfpkcs7.java

iText是一个能够快速产生PDF文件的java类库。iText的java类对于那些要产生包含文本

            }
            ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
            
            ASN1OutputStream dout = new ASN1OutputStream(bOut);
            dout.writeObject(new DERSet(attribute));
            dout.close();
            
            return bOut.toByteArray();
        }
        catch (Exception e) {
            throw new ExceptionConverter(e);
        }
    }
    /**
     * Getter for property reason.
     * @return Value of property reason.
     */
    public String getReason() {
        return this.reason;
    }
    
    /**
     * Setter for property reason.
     * @param reason New value of property reason.
     */
    public void setReason(String reason) {
        this.reason = reason;
    }
    
    /**
     * Getter for property location.
     * @return Value of property location.
     */
    public String getLocation() {
        return this.location;
    }
    
    /**
     * Setter for property location.
     * @param location New value of property location.
     */
    public void setLocation(String location) {
        this.location = location;
    }
    
    /**
     * Getter for property signDate.
     * @return Value of property signDate.
     */
    public Calendar getSignDate() {
        return this.signDate;
    }
    
    /**
     * Setter for property signDate.
     * @param signDate New value of property signDate.
     */
    public void setSignDate(Calendar signDate) {
        this.signDate = signDate;
    }
    
    /**
     * Getter for property sigName.
     * @return Value of property sigName.
     */
    public String getSignName() {
        return this.signName;
    }
    
    /**
     * Setter for property sigName.
     * @param signName New value of property sigName.
     */
    public void setSignName(String signName) {
        this.signName = signName;
    }
    
    /**
     * a class that holds an X509 name
     */
    public static class X509Name {
        /**
         * country code - StringType(SIZE(2))
         */
        public static final DERObjectIdentifier C = new DERObjectIdentifier("2.5.4.6");

        /**
         * organization - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier O = new DERObjectIdentifier("2.5.4.10");

        /**
         * organizational unit name - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier OU = new DERObjectIdentifier("2.5.4.11");

        /**
         * Title
         */
        public static final DERObjectIdentifier T = new DERObjectIdentifier("2.5.4.12");

        /**
         * common name - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier CN = new DERObjectIdentifier("2.5.4.3");

        /**
         * device serial number name - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier SN = new DERObjectIdentifier("2.5.4.5");

        /**
         * locality name - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier L = new DERObjectIdentifier("2.5.4.7");

        /**
         * state, or province name - StringType(SIZE(1..64))
         */
        public static final DERObjectIdentifier ST = new DERObjectIdentifier("2.5.4.8");

        /** Naming attribute of type X520name */
        public static final DERObjectIdentifier SURNAME = new DERObjectIdentifier("2.5.4.4");
        /** Naming attribute of type X520name */
        public static final DERObjectIdentifier GIVENNAME = new DERObjectIdentifier("2.5.4.42");
        /** Naming attribute of type X520name */
        public static final DERObjectIdentifier INITIALS = new DERObjectIdentifier("2.5.4.43");
        /** Naming attribute of type X520name */
        public static final DERObjectIdentifier GENERATION = new DERObjectIdentifier("2.5.4.44");
        /** Naming attribute of type X520name */
        public static final DERObjectIdentifier UNIQUE_IDENTIFIER = new DERObjectIdentifier("2.5.4.45");

        /**
         * Email address (RSA PKCS#9 extension) - IA5String.
         * <p>Note: if you're trying to be ultra orthodox, don't use this! It shouldn't be in here.
         */
        public static final DERObjectIdentifier EmailAddress = new DERObjectIdentifier("1.2.840.113549.1.9.1");

        /**
         * email address in Verisign certificates
         */
        public static final DERObjectIdentifier E = EmailAddress;

        /** object identifier */
        public static final DERObjectIdentifier DC = new DERObjectIdentifier("0.9.2342.19200300.100.1.25");

        /** LDAP User id. */
        public static final DERObjectIdentifier UID = new DERObjectIdentifier("0.9.2342.19200300.100.1.1");

        /** A HashMap with default symbols */
        public static HashMap DefaultSymbols = new HashMap();
        
        static {
            DefaultSymbols.put(C, "C");
            DefaultSymbols.put(O, "O");
            DefaultSymbols.put(T, "T");
            DefaultSymbols.put(OU, "OU");
            DefaultSymbols.put(CN, "CN");
            DefaultSymbols.put(L, "L");
            DefaultSymbols.put(ST, "ST");
            DefaultSymbols.put(SN, "SN");
            DefaultSymbols.put(EmailAddress, "E");
            DefaultSymbols.put(DC, "DC");
            DefaultSymbols.put(UID, "UID");
            DefaultSymbols.put(SURNAME, "SURNAME");
            DefaultSymbols.put(GIVENNAME, "GIVENNAME");
            DefaultSymbols.put(INITIALS, "INITIALS");
            DefaultSymbols.put(GENERATION, "GENERATION");
        }
        /** A HashMap with values */
        public HashMap values = new HashMap();

        /**
         * Constructs an X509 name
         * @param seq an ASN1 Sequence
         */
        public X509Name(ASN1Sequence seq) {
            Enumeration e = seq.getObjects();
            
            while (e.hasMoreElements()) {
                ASN1Set set = (ASN1Set)e.nextElement();
                
                for (int i = 0; i < set.size(); i++) {
                    ASN1Sequence s = (ASN1Sequence)set.getObjectAt(i);
                    String id = (String)DefaultSymbols.get(s.getObjectAt(0));
                    if (id == null)
                        continue;
                    ArrayList vs = (ArrayList)values.get(id);
                    if (vs == null) {
                        vs = new ArrayList();
                        values.put(id, vs);
                    }
                    vs.add(((DERString)s.getObjectAt(1)).getString());
                }
            }
        }
        /**
         * Constructs an X509 name
         * @param dirName a directory name
         */
        public X509Name(String dirName) {
            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 id = token.substring(0, index).toUpperCase();
                String value = token.substring(index + 1);
                ArrayList vs = (ArrayList)values.get(id);
                if (vs == null) {
                    vs = new ArrayList();
                    values.put(id, vs);
                }
                vs.add(value);
            }
            
        }
        
        public String getField(String name) {
            ArrayList vs = (ArrayList)values.get(name);
            return vs == null ? null : (String)vs.get(0);
        }

        /**
         * gets a field array from the values Hashmap
         * @param name
         * @return an ArrayList
         */
        public ArrayList getFieldArray(String name) {
            ArrayList vs = (ArrayList)values.get(name);
            return vs == null ? null : vs;
        }
        
        /**
         * getter for values
         * @return a HashMap with the fields of the X509 name
         */
        public HashMap getFields() {
            return values;
        }
        
        /**
         * @see java.lang.Object#toString()
         */
        public String toString() {
            return values.toString();
        }
    }
    
    /**
     * class for breaking up an X500 Name into it's component tokens, ala
     * java.util.StringTokenizer. We need this class as some of the
     * lightweight Java environment don't support classes like
     * StringTokenizer.
     */
    public static class X509NameTokenizer {
        private String          oid;
        private int             index;
        private StringBuffer    buf = new StringBuffer();
        
        public X509NameTokenizer(
        String oid) {
            this.oid = oid;
            this.index = -1;
        }
        
        public boolean hasMoreTokens() {
            return (index != oid.length());
        }
        
        public String nextToken() {
            if (index == oid.length()) {
                return null;
            }
            
            int     end = index + 1;
            boolean quoted = false;
            boolean escaped = false;
            
            buf.setLength(0);
            
            while (end != oid.length()) {
                char    c = oid.charAt(end);
                
                if (c == '"') {
                    if (!escaped) {
                        quoted = !quoted;
                    }
                    else {
                        buf.append(c);
                    }
                    escaped = false;
                }
                else {
                    if (escaped || quoted) {
                        buf.append(c);
                        escaped = false;
                    }
                    else if (c == '\\') {
                        escaped = true;
                    }
                    else if (c == ',') {
                        break;
                    }
                    else {
                        buf.append(c);
                    }
                }
                end++;
            }
            
            index = end;
            return buf.toString().trim();
        }
    }
}