/*
* Adito
*
* Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package com.adito.activedirectory;
import java.io.IOException;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Implementation of {@link javax.security.auth.callback.CallbackHandler} that
* takes a <i>User name</i> and <i>Password</i>. The only known use of this
* class is in the
* {@link com.adito.activedirectory.ActiveDirectoryUserDatabase}.
*/
public class UserPasswordCallbackHandler implements CallbackHandler {
private static final Log log = LogFactory.getLog(UserPasswordCallbackHandler.class);
private String username;
private char[] password;
/* (non-Javadoc)
* @see javax.security.auth.callback.CallbackHandler#handle(javax.security.auth.callback.Callback[])
*/
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (int i = 0; i < callbacks.length; i++) {
if (callbacks[i] instanceof NameCallback) {
if (log.isDebugEnabled()) {
log.debug("Handling username callback");
}
NameCallback cb = (NameCallback) callbacks[i];
cb.setName(username);
} else if (callbacks[i] instanceof PasswordCallback) {
if (log.isDebugEnabled()) {
log.debug("Handling password callback");
}
PasswordCallback cb = (PasswordCallback) callbacks[i];
cb.setPassword(password);
} else {
throw new UnsupportedCallbackException(callbacks[i]);
}
}
}
/**
* Set the user name
* @param username user name
*/
public void setUserId(String username) {
this.username = username;
}
/**
* Set the password
* @param password password
*/
public void setPassword(String password) {
this.password = password.toCharArray();
}
}