/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* 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.
*/
/**
* This class represents a DES key.
*
* @author Jan Luehe
*
*/
private byte[] key;
/**
* Uses the first 8 bytes of the given key as the DES key.
*
* @param key the buffer with the DES key bytes.
*
* @exception InvalidKeyException if less than 8 bytes are available for
* the key.
*/
this(key, 0);
}
/**
* Uses the first 8 bytes in <code>key</code>, beginning at
* <code>offset</code>, as the DES key
*
* @param key the buffer with the DES key bytes.
* @param offset the offset in <code>key</code>, where the DES key bytes
* start.
*
* @exception InvalidKeyException if less than 8 bytes are available for
* the key.
*/
throw new InvalidKeyException("Wrong key size");
}
}
public byte[] getEncoded() {
// Return a copy of the key, rather than a reference,
// so that the key data cannot be modified from outside
}
return "DES";
}
return "RAW";
}
/**
* Calculates a hash code value for the object.
* Objects that are equal will also have the same hashcode.
*/
public int hashCode() {
int retval = 0;
}
}
if (this == obj)
return true;
return false;
return false;
return ret;
}
/**
* readObject is called to restore the state of this key from
* a stream.
*/
{
s.defaultReadObject();
}
/**
* Replace the DES key to be serialized.
*
* @return the standard KeyRep object to be serialized
*
* @throws java.io.ObjectStreamException if a new object representing
* this DES key could not be created
*/
getAlgorithm(),
getFormat(),
getEncoded());
}
/**
* Ensures that the bytes of this key are
* set to zero when there are no more references to it.
*/
try {
}
} finally {
super.finalize();
}
}
}