/*
* This program 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 3 of the License, or (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package lineage2.loginserver.crypt;
import jonelo.jacksum.JacksumAPI;
import jonelo.jacksum.algorithm.AbstractChecksum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Mobius
* @version $Revision: 1.0 $
*/
public class PasswordHash
{
/**
* Field _log.
*/
private final static Logger _log = LoggerFactory.getLogger(PasswordHash.class);
/**
* Field name.
*/
private final String name;
/**
* Constructor for PasswordHash.
* @param name String
*/
public PasswordHash(String name)
{
this.name = name;
}
/**
* Method compare.
* @param password String
* @param expected String
* @return boolean
*/
public boolean compare(String password, String expected)
{
try
{
return encrypt(password).equals(expected);
}
catch (Exception e)
{
_log.error(name + ": encryption error!", e);
return false;
}
}
/**
* Method encrypt.
* @param password String
* @return String * @throws Exception
*/
public String encrypt(String password) throws Exception
{
AbstractChecksum checksum = JacksumAPI.getChecksumInstance(name);
checksum.setEncoding("BASE64");
checksum.update(password.getBytes());
return checksum.format("#CHECKSUM");
}
}