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Diffstat (limited to 'libjava/gnu/java/security/provider/DSAKeyFactory.java')
-rw-r--r-- | libjava/gnu/java/security/provider/DSAKeyFactory.java | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/libjava/gnu/java/security/provider/DSAKeyFactory.java b/libjava/gnu/java/security/provider/DSAKeyFactory.java deleted file mode 100644 index 7e154e27473..00000000000 --- a/libjava/gnu/java/security/provider/DSAKeyFactory.java +++ /dev/null @@ -1,134 +0,0 @@ -/* DSAKeyFactory.java -- DSA key factory. - Copyright (C) 2003 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package gnu.java.security.provider; - -import java.security.InvalidKeyException; -import java.security.Key; -import java.security.KeyFactorySpi; -import java.security.PrivateKey; -import java.security.PublicKey; -import java.security.interfaces.DSAPrivateKey; -import java.security.interfaces.DSAPublicKey; -import java.security.spec.DSAPrivateKeySpec; -import java.security.spec.DSAPublicKeySpec; -import java.security.spec.InvalidKeySpecException; -import java.security.spec.KeySpec; - -/** - * DSA key factory. - * - * @author Casey Marshall (rsdio@metastatic.org) - */ -public class DSAKeyFactory extends KeyFactorySpi -{ - - // Constructor. - // ------------------------------------------------------------------------ - - public DSAKeyFactory() - { - super(); - } - - // Instance methods. - // ------------------------------------------------------------------------ - - protected PrivateKey engineGeneratePrivate(KeySpec keySpec) - throws InvalidKeySpecException - { - if (!(keySpec instanceof DSAPrivateKeySpec)) - throw new InvalidKeySpecException(); - return new GnuDSAPrivateKey( - ((DSAPrivateKeySpec) keySpec).getX(), - ((DSAPrivateKeySpec) keySpec).getP(), - ((DSAPrivateKeySpec) keySpec).getQ(), - ((DSAPrivateKeySpec) keySpec).getG()); - } - - protected PublicKey engineGeneratePublic(KeySpec keySpec) - throws InvalidKeySpecException - { - if (!(keySpec instanceof DSAPublicKeySpec)) - throw new InvalidKeySpecException(); - return new GnuDSAPublicKey( - ((DSAPublicKeySpec) keySpec).getY(), - ((DSAPublicKeySpec) keySpec).getP(), - ((DSAPublicKeySpec) keySpec).getQ(), - ((DSAPublicKeySpec) keySpec).getG()); - } - - protected KeySpec engineGetKeySpec(Key key, Class keySpec) - throws InvalidKeySpecException - { - if ((key instanceof DSAPublicKey) && - keySpec.isAssignableFrom(DSAPublicKeySpec.class)) - { - return new DSAPublicKeySpec(((DSAPublicKey) key).getY(), - ((DSAPublicKey) key).getParams().getP(), - ((DSAPublicKey) key).getParams().getQ(), - ((DSAPublicKey) key).getParams().getG()); - } - if ((key instanceof DSAPrivateKey) && - keySpec.isAssignableFrom(DSAPrivateKeySpec.class)) - { - return new DSAPrivateKeySpec(((DSAPrivateKey) key).getX(), - ((DSAPrivateKey) key).getParams().getP(), - ((DSAPrivateKey) key).getParams().getQ(), - ((DSAPrivateKey) key).getParams().getG()); - } - throw new InvalidKeySpecException(); - } - - protected Key engineTranslateKey(Key key) throws InvalidKeyException - { - if ((key instanceof GnuDSAPublicKey) || (key instanceof GnuDSAPrivateKey)) - return key; - if (key instanceof DSAPublicKey) - return new GnuDSAPublicKey(((DSAPublicKey) key).getY(), - ((DSAPublicKey) key).getParams().getP(), - ((DSAPublicKey) key).getParams().getQ(), - ((DSAPublicKey) key).getParams().getG()); - if (key instanceof DSAPrivateKey) - return new GnuDSAPrivateKey(((DSAPrivateKey) key).getX(), - ((DSAPrivateKey) key).getParams().getP(), - ((DSAPrivateKey) key).getParams().getQ(), - ((DSAPrivateKey) key).getParams().getG()); - throw new InvalidKeyException(); - } -} |