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| 1 | /* | ||
| 2 | * Copyright (c) 1997, 1998, 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.pkcs; | ||
| 27 | |||
| 28 | import java.io.OutputStream; | ||
| 29 | import java.io.IOException; | ||
| 30 | |||
| 31 | import sun.security.util.*; | ||
| 32 | |||
| 33 | /** | ||
| 34 | * Represent a PKCS#10 Attribute. | ||
| 35 | * | ||
| 36 | * <p>Attributes are additonal information which can be inserted in a PKCS#10 | ||
| 37 | * certificate request. For example a "Driving License Certificate" could have | ||
| 38 | * the driving license number as an attribute. | ||
| 39 | * | ||
| 40 | * <p>Attributes are represented as a sequence of the attribute identifier | ||
| 41 | * (Object Identifier) and a set of DER encoded attribute values. | ||
| 42 | * | ||
| 43 | * ASN.1 definition of Attribute: | ||
| 44 | * <pre> | ||
| 45 | * Attribute :: SEQUENCE { | ||
| 46 | * type AttributeType, | ||
| 47 | * values SET OF AttributeValue | ||
| 48 | * } | ||
| 49 | * AttributeType ::= OBJECT IDENTIFIER | ||
| 50 | * AttributeValue ::= ANY defined by type | ||
| 51 | * </pre> | ||
| 52 | * | ||
| 53 | * @author Amit Kapoor | ||
| 54 | * @author Hemma Prafullchandra | ||
| 55 | */ | ||
| 56 | public class PKCS10Attribute implements DerEncoder { | ||
| 57 | |||
| 58 | protected ObjectIdentifier attributeId = null; | ||
| 59 | protected Object attributeValue = null; | ||
| 60 | |||
| 61 | /** | ||
| 62 | * Constructs an attribute from a DER encoding. | ||
| 63 | * This constructor expects the value to be encoded as defined above, | ||
| 64 | * i.e. a SEQUENCE of OID and SET OF value(s), not a literal | ||
| 65 | * X.509 v3 extension. Only PKCS9 defined attributes are supported | ||
| 66 | * currently. | ||
| 67 | * | ||
| 68 | * @param derVal the der encoded attribute. | ||
| 69 | * @exception IOException on parsing errors. | ||
| 70 | */ | ||
| 71 | public PKCS10Attribute(DerValue derVal) throws IOException { | ||
| 72 | PKCS9Attribute attr = new PKCS9Attribute(derVal); | ||
| 73 | this.attributeId = attr.getOID(); | ||
| 74 | this.attributeValue = attr.getValue(); | ||
| 75 | } | ||
| 76 | |||
| 77 | /** | ||
| 78 | * Constructs an attribute from individual components of | ||
| 79 | * ObjectIdentifier and the value (any java object). | ||
| 80 | * | ||
| 81 | * @param attributeId the ObjectIdentifier of the attribute. | ||
| 82 | * @param attributeValue an instance of a class that implements | ||
| 83 | * the attribute identified by the ObjectIdentifier. | ||
| 84 | */ | ||
| 85 | public PKCS10Attribute(ObjectIdentifier attributeId, | ||
| 86 | Object attributeValue) { | ||
| 87 | this.attributeId = attributeId; | ||
| 88 | this.attributeValue = attributeValue; | ||
| 89 | } | ||
| 90 | |||
| 91 | /** | ||
| 92 | * Constructs an attribute from PKCS9 attribute. | ||
| 93 | * | ||
| 94 | * @param attr the PKCS9Attribute to create from. | ||
| 95 | */ | ||
| 96 | public PKCS10Attribute(PKCS9Attribute attr) { | ||
| 97 | this.attributeId = attr.getOID(); | ||
| 98 | this.attributeValue = attr.getValue(); | ||
| 99 | } | ||
| 100 | |||
| 101 | /** | ||
| 102 | * DER encode this object onto an output stream. | ||
| 103 | * Implements the <code>DerEncoder</code> interface. | ||
| 104 | * | ||
| 105 | * @param out | ||
| 106 | * the OutputStream on which to write the DER encoding. | ||
| 107 | * | ||
| 108 | * @exception IOException on encoding errors. | ||
| 109 | */ | ||
| 110 | public void derEncode(OutputStream out) throws IOException { | ||
| 111 | PKCS9Attribute attr = new PKCS9Attribute(attributeId, attributeValue); | ||
| 112 | attr.derEncode(out); | ||
| 113 | } | ||
| 114 | |||
| 115 | /** | ||
| 116 | * Returns the ObjectIdentifier of the attribute. | ||
| 117 | */ | ||
| 118 | public ObjectIdentifier getAttributeId() { | ||
| 119 | return (attributeId); | ||
| 120 | } | ||
| 121 | |||
| 122 | /** | ||
| 123 | * Returns the attribute value. | ||
| 124 | */ | ||
| 125 | public Object getAttributeValue() { | ||
| 126 | return (attributeValue); | ||
| 127 | } | ||
| 128 | |||
| 129 | /** | ||
| 130 | * Returns the attribute in user readable form. | ||
| 131 | */ | ||
| 132 | public String toString() { | ||
| 133 | return (attributeValue.toString()); | ||
| 134 | } | ||
| 135 | } | ||