org.jboss.remoting.marshal.encryption.KeyGeneratorUtil Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.remoting.marshal.encryption;
import org.jboss.logging.Logger;
import javax.crypto.KeyGenerator;
import java.io.FileOutputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.security.Key;
//$Id: KeyGeneratorUtil.java 1376 2006-08-18 17:49:04Z telrod $
/**
* Generates keys
* @author Anil Saldhana
* @since Aug 14, 2006
* @version $Revision: 1376 $
*/
public class KeyGeneratorUtil
{
protected final static Logger log = Logger.getLogger(KeyGeneratorUtil.class);
public void genKeys() throws Exception
{
getKey("DES");
getKey("DESede");
getKey("AES");
getKey("RC4");
getKey("Blowfish");
}
private Key getKey(String algo)
{
Key key = null;
try
{
KeyGenerator gen = KeyGenerator.getInstance(algo);
key = gen.generateKey();
serializeToFile(key,algo);
}
catch (Exception e)
{
log.error(e.getMessage(), e);
}
return key;
}
private void serializeToFile(Key key, String algo) throws Exception
{
ObjectOutput out = new ObjectOutputStream(new FileOutputStream(algo+".key"));
out.writeObject(key);
out.close();
}
public static void main(String[] args)
{
KeyGeneratorUtil u = new KeyGeneratorUtil();
try
{
u.genKeys();
}
catch (Exception e)
{
e.printStackTrace();
}
}
}