| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package java.security.spec; |
| |
| /** |
| * This class represents a public or private key in encoded format. |
| * |
| * @author Jan Luehe |
| * |
| * |
| * @see java.security.Key |
| * @see java.security.KeyFactory |
| * @see KeySpec |
| * @see X509EncodedKeySpec |
| * @see PKCS8EncodedKeySpec |
| * |
| * @since 1.2 |
| */ |
| |
| public abstract class EncodedKeySpec implements KeySpec { |
| |
| private byte[] encodedKey; |
| |
| /** |
| * Creates a new EncodedKeySpec with the given encoded key. |
| * |
| * @param encodedKey the encoded key. The contents of the |
| * array are copied to protect against subsequent modification. |
| * @exception NullPointerException if {@code encodedKey} |
| * is null. |
| */ |
| public EncodedKeySpec(byte[] encodedKey) { |
| this.encodedKey = encodedKey.clone(); |
| } |
| |
| /** |
| * Returns the encoded key. |
| * |
| * @return the encoded key. Returns a new array each time |
| * this method is called. |
| */ |
| public byte[] getEncoded() { |
| return this.encodedKey.clone(); |
| } |
| |
| /** |
| * Returns the name of the encoding format associated with this |
| * key specification. |
| * |
| * <p>If the opaque representation of a key |
| * (see {@link java.security.Key Key}) can be transformed |
| * (see {@link java.security.KeyFactory KeyFactory}) |
| * into this key specification (or a subclass of it), |
| * {@code getFormat} called |
| * on the opaque key returns the same value as the |
| * {@code getFormat} method |
| * of this key specification. |
| * |
| * @return a string representation of the encoding format. |
| */ |
| public abstract String getFormat(); |
| } |