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      1 /*
      2  * Copyright (c) 1997, Oracle and/or its affiliates. All rights reserved.
      3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
      4  *
      5  * This code is free software; you can redistribute it and/or modify it
      6  * under the terms of the GNU General Public License version 2 only, as
      7  * published by the Free Software Foundation.  Oracle designates this
      8  * particular file as subject to the "Classpath" exception as provided
      9  * by Oracle in the LICENSE file that accompanied this code.
     10  *
     11  * This code is distributed in the hope that it will be useful, but WITHOUT
     12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
     14  * version 2 for more details (a copy is included in the LICENSE file that
     15  * accompanied this code).
     16  *
     17  * You should have received a copy of the GNU General Public License version
     18  * 2 along with this work; if not, write to the Free Software Foundation,
     19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
     20  *
     21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
     22  * or visit www.oracle.com if you need additional information or have any
     23  * questions.
     24  */
     25 
     26 package sun.security.x509;
     27 
     28 import java.io.IOException;
     29 
     30 import sun.security.util.*;
     31 
     32 /**
     33  * Represent the CertificatePolicyMap ASN.1 object.
     34  *
     35  * @author Amit Kapoor
     36  * @author Hemma Prafullchandra
     37  */
     38 public class CertificatePolicyMap {
     39     private CertificatePolicyId issuerDomain;
     40     private CertificatePolicyId subjectDomain;
     41 
     42     /**
     43      * Create a CertificatePolicyMap with the passed CertificatePolicyId's.
     44      *
     45      * @param issuer the CertificatePolicyId for the issuer CA.
     46      * @param subject the CertificatePolicyId for the subject CA.
     47      */
     48     public CertificatePolicyMap(CertificatePolicyId issuer,
     49                                 CertificatePolicyId subject) {
     50         this.issuerDomain = issuer;
     51         this.subjectDomain = subject;
     52     }
     53 
     54     /**
     55      * Create the CertificatePolicyMap from the DER encoded value.
     56      *
     57      * @param val the DER encoded value of the same.
     58      */
     59     public CertificatePolicyMap(DerValue val) throws IOException {
     60         if (val.tag != DerValue.tag_Sequence) {
     61             throw new IOException("Invalid encoding for CertificatePolicyMap");
     62         }
     63         issuerDomain = new CertificatePolicyId(val.data.getDerValue());
     64         subjectDomain = new CertificatePolicyId(val.data.getDerValue());
     65     }
     66 
     67     /**
     68      * Return the issuer CA part of the policy map.
     69      */
     70     public CertificatePolicyId getIssuerIdentifier() {
     71         return (issuerDomain);
     72     }
     73 
     74     /**
     75      * Return the subject CA part of the policy map.
     76      */
     77     public CertificatePolicyId getSubjectIdentifier() {
     78         return (subjectDomain);
     79     }
     80 
     81     /**
     82      * Returns a printable representation of the CertificatePolicyId.
     83      */
     84     public String toString() {
     85         String s = "CertificatePolicyMap: [\n"
     86                  + "IssuerDomain:" + issuerDomain.toString()
     87                  + "SubjectDomain:" + subjectDomain.toString()
     88                  + "]\n";
     89 
     90         return (s);
     91     }
     92 
     93     /**
     94      * Write the CertificatePolicyMap to the DerOutputStream.
     95      *
     96      * @param out the DerOutputStream to write the object to.
     97      * @exception IOException on errors.
     98      */
     99     public void encode(DerOutputStream out) throws IOException {
    100         DerOutputStream tmp = new DerOutputStream();
    101 
    102         issuerDomain.encode(tmp);
    103         subjectDomain.encode(tmp);
    104         out.write(DerValue.tag_Sequence,tmp);
    105     }
    106 }
    107