1 /*

     2  * Copyright (c) 2005, 2016, 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.mscapi;

    27 

    28 import java.security.PrivateKey;

    29 

    30 /**

    31  * The handle for an RSA private key using the Microsoft Crypto API.

    32  *

    33  * @author Stanley Man-Kit Ho

    34  * @since 1.6

    35  */

    36 class RSAPrivateKey extends Key implements PrivateKey

    37 {

    38     private static final long serialVersionUID = 8113152807912338063L;

    39 

    40     /**

    41      * Construct an RSAPrivateKey object.

    42      */

    43     RSAPrivateKey(long hCryptProv, long hCryptKey, int keyLength)

    44     {

    45         super(new NativeHandles(hCryptProv, hCryptKey), keyLength);

    46     }

    47 

    48     /**

    49      * Construct an RSAPrivateKey object.

    50      */

    51     RSAPrivateKey(NativeHandles handles, int keyLength)

    52     {

    53         super(handles, keyLength);

    54     }

    55 

    56     /**

    57      * Returns the standard algorithm name for this key. For

    58      * example, "RSA" would indicate that this key is a RSA key.

    59      * See Appendix A in the <a href=

    60      * "../../../guide/security/CryptoSpec.html#AppA">

    61      * Java Cryptography Architecture API Specification &amp; Reference </a>

    62      * for information about standard algorithm names.

    63      *

    64      * @return the name of the algorithm associated with this key.

    65      */

    66     public String getAlgorithm()

    67     {

    68         return "RSA";

    69     }

    70 

    71     public String toString()

    72     {

    73         return "RSAPrivateKey [size=" + keyLength + " bits, type=" +

    74             getKeyType(handles.hCryptKey) + ", container=" +

    75             getContainerName(handles.hCryptProv) + "]";

    76     }

    77 

    78     // This class is not serializable

    79     private void writeObject(java.io.ObjectOutputStream out)

    80         throws java.io.IOException {

    81 

    82         throw new java.io.NotSerializableException();

    83     }

    84 }