1. /*

  2.  * @(#)EncodedKeySpec.java	1.16 00/02/02

  3.  *

  4.  * Copyright 1997-2000 Sun Microsystems, Inc. All Rights Reserved.

  5.  * 

  6.  * This software is the proprietary information of Sun Microsystems, Inc.  

  7.  * Use is subject to license terms.

  8.  * 

  9.  */

  10. 

  11. package java.security.spec;

  12. 

  13. /**

  14.  * This class represents a public or private key in encoded format.

  15.  *

  16.  * @author Jan Luehe

  17.  *

  18.  * @version 1.16, 02/02/00

  19.  *

  20.  * @see java.security.Key

  21.  * @see java.security.KeyFactory

  22.  * @see KeySpec

  23.  * @see X509EncodedKeySpec

  24.  * @see PKCS8EncodedKeySpec

  25.  *

  26.  * @since 1.2

  27.  */

  28. 

  29. public abstract class EncodedKeySpec implements KeySpec {

  30. 

  31.     private byte[] encodedKey;

  32. 

  33.     /**

  34.      * Creates a new EncodedKeySpec with the given encoded key.

  35.      *

  36.      * @param encodedKey the encoded key.

  37.      */

  38.     public EncodedKeySpec(byte[] encodedKey) {

  39. 	this.encodedKey = (byte[])encodedKey.clone();

  40.     }

  41. 

  42.     /**

  43.      * Returns the encoded key.

  44.      *

  45.      * @return the encoded key.

  46.      */

  47.     public byte[] getEncoded() {

  48. 	return (byte[])this.encodedKey.clone();

  49.     }

  50. 

  51.     /**

  52.      * Returns the name of the encoding format associated with this

  53.      * key specification.

  54.      *

  55.      * <p>If the opaque representation of a key

  56.      * (see {@link java.security.Key Key}) can be transformed

  57.      * (see {@link java.security.KeyFactory KeyFactory})

  58.      * into this key specification (or a subclass of it),

  59.      * <code>getFormat</code> called

  60.      * on the opaque key returns the same value as the

  61.      * <code>getFormat</code> method

  62.      * of this key specification.

  63.      *

  64.      * @return a string representation of the encoding format.

  65.      */

  66.     public abstract String getFormat();

  67. }