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      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 }
     78