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2003-05-10 Michael Koch <konqueror@gmx.de> * java/security/Identity.java, java/security/IdentityScope.java, java/security/Key.java, java/security/KeyPair.java, java/security/PrivateKey.java, java/security/Provider.java, java/security/PublicKey.java, java/security/SecureRandom.java, java/security/SecureRandomSpi.java, java/security/SignedObject.java, java/security/Signer.java, java/security/cert/Certificate.java, java/security/cert/PKIXCertPathBuilderResult.java, java/security/cert/X509Certificate.java: New versions from classpath. From-SVN: r66655
95 lines
3.4 KiB
Java
95 lines
3.4 KiB
Java
/* Key.java -- A abstract representation of a digital key
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Copyright (C) 1998, 2000, 2002 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.security;
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import java.io.Serializable;
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/**
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* This interfaces models the base characteristics that all keys must
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* have. These are: a key algorithm, an encoded form, and a format used
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* to encode the key. Specific key types inherit from this interface.
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* Note that since this interface extends <code>Serializable</code>, all
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* keys may be serialized. Keys are generally obtained through key generators,
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* including {@link KeyFactory}.
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*
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* @author Aaron M. Renn <arenn@urbanophile.com>
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* @see PublicKey
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* @see PrivateKey
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* @see KeyPair
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* @see KeyPairGenerator
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* @see KeyFactory
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* @see KeySpec
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* @see Identity
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* @see Signer
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* @since 1.1
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* @status updated to 1.4
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*/
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public interface Key extends Serializable
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{
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/**
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* The version identifier used for serialization.
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*/
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public static final long serialVersionUID = 6603384152749567654L;
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/**
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* This method returns the name of the algorithm for this key. This is a
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* <code>String</code> such as "RSA".
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*
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* @return the name of the algorithm in use
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*/
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String getAlgorithm();
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/**
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* This method returns the name of the encoding format for this key. This
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* is the name of the ASN.1 data format used for this key, such as
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* "X.509" or "PKCS#8". This method returns <code>null</code> if this key
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* does not have an encoding format.
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*
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* @return the name of the encoding format for this key, or null
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*/
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String getFormat();
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/**
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* This method returns the encoded form of the key. If this key does not
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* support encoding, this method returns <code>null</code>.
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*
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* @return the encoded form of the key, or null
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*/
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byte[] getEncoded();
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} // interface Key
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