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| 1 | /* | ||
| 2 | * Copyright (c) 1997, 2005, 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 java.security.spec; | ||
| 27 | |||
| 28 | /** | ||
| 29 | * This class represents the ASN.1 encoding of a private key, | ||
| 30 | * encoded according to the ASN.1 type <code>PrivateKeyInfo</code>. | ||
| 31 | * The <code>PrivateKeyInfo</code> syntax is defined in the PKCS#8 standard | ||
| 32 | * as follows: | ||
| 33 | * | ||
| 34 | * <pre> | ||
| 35 | * PrivateKeyInfo ::= SEQUENCE { | ||
| 36 | * version Version, | ||
| 37 | * privateKeyAlgorithm PrivateKeyAlgorithmIdentifier, | ||
| 38 | * privateKey PrivateKey, | ||
| 39 | * attributes [0] IMPLICIT Attributes OPTIONAL } | ||
| 40 | * | ||
| 41 | * Version ::= INTEGER | ||
| 42 | * | ||
| 43 | * PrivateKeyAlgorithmIdentifier ::= AlgorithmIdentifier | ||
| 44 | * | ||
| 45 | * PrivateKey ::= OCTET STRING | ||
| 46 | * | ||
| 47 | * Attributes ::= SET OF Attribute | ||
| 48 | * </pre> | ||
| 49 | * | ||
| 50 | * @author Jan Luehe | ||
| 51 | * | ||
| 52 | * | ||
| 53 | * @see java.security.Key | ||
| 54 | * @see java.security.KeyFactory | ||
| 55 | * @see KeySpec | ||
| 56 | * @see EncodedKeySpec | ||
| 57 | * @see X509EncodedKeySpec | ||
| 58 | * | ||
| 59 | * @since 1.2 | ||
| 60 | */ | ||
| 61 | |||
| 62 | public class PKCS8EncodedKeySpec extends EncodedKeySpec { | ||
| 63 | |||
| 64 | /** | ||
| 65 | * Creates a new PKCS8EncodedKeySpec with the given encoded key. | ||
| 66 | * | ||
| 67 | * @param encodedKey the key, which is assumed to be | ||
| 68 | * encoded according to the PKCS #8 standard. The contents of | ||
| 69 | * the array are copied to protect against subsequent modification. | ||
| 70 | * @exception NullPointerException if <code>encodedKey</code> | ||
| 71 | * is null. | ||
| 72 | */ | ||
| 73 | public PKCS8EncodedKeySpec(byte[] encodedKey) { | ||
| 74 | super(encodedKey); | ||
| 75 | } | ||
| 76 | |||
| 77 | /** | ||
| 78 | * Returns the key bytes, encoded according to the PKCS #8 standard. | ||
| 79 | * | ||
| 80 | * @return the PKCS #8 encoding of the key. Returns a new array | ||
| 81 | * each time this method is called. | ||
| 82 | */ | ||
| 83 | public byte[] getEncoded() { | ||
| 84 | return super.getEncoded(); | ||
| 85 | } | ||
| 86 | |||
| 87 | /** | ||
| 88 | * Returns the name of the encoding format associated with this | ||
| 89 | * key specification. | ||
| 90 | * | ||
| 91 | * @return the string <code>"PKCS#8"</code>. | ||
| 92 | */ | ||
| 93 | public final String getFormat() { | ||
| 94 | return "PKCS#8"; | ||
| 95 | } | ||
| 96 | } | ||