1 /*
   2  * Copyright (c) 1997, 2008, 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 import java.util.Vector;
  30 import java.util.List;
  31 import java.util.Collections;
  32 
  33 import sun.security.util.*;
  34 
  35 /**
  36  * This class defines the certificate policy set ASN.1 object.
  37  *
  38  * @author Amit Kapoor
  39  * @author Hemma Prafullchandra
  40  */
  41 public class CertificatePolicySet {
  42 
  43     private final Vector<CertificatePolicyId> ids;
  44 
  45     /**
  46      * The default constructor for this class.
  47      *
  48      * @param ids the sequence of CertificatePolicyId's.
  49      */
  50     public CertificatePolicySet(Vector<CertificatePolicyId> ids) {
  51         this.ids = ids;
  52     }
  53 
  54     /**
  55      * Create the object from the DerValue.
  56      *
  57      * @param in the passed DerInputStream.
  58      * @exception IOException on decoding errors.
  59      */
  60     public CertificatePolicySet(DerInputStream in) throws IOException {
  61         ids = new Vector<>();
  62         DerValue[] seq = in.getSequence(5);
  63 
  64         for (int i = 0; i < seq.length; i++) {
  65             CertificatePolicyId id = new CertificatePolicyId(seq[i]);
  66             ids.addElement(id);
  67         }
  68     }
  69 
  70     /**
  71      * Return printable form of the object.
  72      */
  73     public String toString() {
  74         String s = "CertificatePolicySet:[\n"
  75                  + ids.toString()
  76                  + "]\n";
  77 
  78         return (s);
  79     }
  80 
  81     /**
  82      * Encode the policy set to the output stream.
  83      *
  84      * @param out the DerOutputStream to encode the data to.
  85      */
  86     public void encode(DerOutputStream out) throws IOException {
  87         DerOutputStream tmp = new DerOutputStream();
  88 
  89         for (int i = 0; i < ids.size(); i++) {
  90             ids.elementAt(i).encode(tmp);
  91         }
  92         out.write(DerValue.tag_Sequence,tmp);
  93     }
  94 
  95     /**
  96      * Return the sequence of CertificatePolicyIds.
  97      *
  98      * @return A List containing the CertificatePolicyId objects.
  99      *
 100      */
 101     public List<CertificatePolicyId> getCertPolicyIds() {
 102         return Collections.unmodifiableList(ids);
 103     }
 104 }