1 /*
   2  * Copyright (c) 1998, 2001, 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 import java.math.BigInteger;
  29 
  30 /**
  31  * This class specifies an RSA public key.
  32  *
  33  * @author Jan Luehe
  34  *
  35  *
  36  * @see java.security.Key
  37  * @see java.security.KeyFactory
  38  * @see KeySpec
  39  * @see X509EncodedKeySpec
  40  * @see RSAPrivateKeySpec
  41  * @see RSAPrivateCrtKeySpec
  42  */
  43 
  44 public class RSAPublicKeySpec implements KeySpec {
  45 
  46     private BigInteger modulus;
  47     private BigInteger publicExponent;
  48 
  49     /**
  50      * Creates a new RSAPublicKeySpec.
  51      *
  52      * @param modulus the modulus
  53      * @param publicExponent the public exponent
  54      */
  55     public RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent) {
  56         this.modulus = modulus;
  57         this.publicExponent = publicExponent;
  58     }
  59 
  60     /**
  61      * Returns the modulus.
  62      *
  63      * @return the modulus
  64      */
  65     public BigInteger getModulus() {
  66         return this.modulus;
  67     }
  68 
  69     /**
  70      * Returns the public exponent.
  71      *
  72      * @return the public exponent
  73      */
  74     public BigInteger getPublicExponent() {
  75         return this.publicExponent;
  76     }
  77 }