2007-01-11 17:51:34 +00:00

119 lines
3.3 KiB
Java

/*
* Copyright (C) 2005 Alfresco, Inc.
*
* Licensed under the Mozilla Public License version 1.1
* with a permitted attribution clause. You may obtain a
* copy of the License at
*
* http://www.alfresco.org/legal/license.txt
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific
* language governing permissions and limitations under the
* License.
*/
package org.alfresco.repo.security.authentication;
import java.io.PrintWriter;
import java.io.StringWriter;
import net.sf.acegisecurity.AuthenticationManager;
import net.sf.acegisecurity.UserDetails;
import net.sf.acegisecurity.providers.UsernamePasswordAuthenticationToken;
public class AuthenticationComponentImpl extends AbstractAuthenticationComponent
{
private MutableAuthenticationDao authenticationDao;
AuthenticationManager authenticationManager;
public AuthenticationComponentImpl()
{
super();
}
/**
* IOC
*
* @param authenticationManager
*/
public void setAuthenticationManager(AuthenticationManager authenticationManager)
{
this.authenticationManager = authenticationManager;
}
/**
* IOC
*
* @param authenticationDao
*/
public void setAuthenticationDao(MutableAuthenticationDao authenticationDao)
{
this.authenticationDao = authenticationDao;
}
/**
* Authenticate
*/
public void authenticate(String userName, char[] password) throws AuthenticationException
{
try
{
UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(userName,
new String(password));
authenticationManager.authenticate(authentication);
setCurrentUser(userName);
}
catch (net.sf.acegisecurity.AuthenticationException ae)
{
// This is a bit gross, I admit, but when LDAP is
// configured ae, above, is non-serializable and breaks
// remote authentication.
StringWriter sw = new StringWriter();
PrintWriter out = new PrintWriter(sw);
out.println(ae.toString());
ae.printStackTrace(out);
out.close();
throw new AuthenticationException(sw.toString());
}
}
/**
* We actually have an acegi object so override the default method.
*/
protected UserDetails getUserDetails(String userName)
{
return (UserDetails) authenticationDao.loadUserByUsername(userName);
}
/**
* Get the password hash from the DAO
*/
public String getMD4HashedPassword(String userName)
{
return authenticationDao.getMD4HashedPassword(userName);
}
/**
* This implementation supported MD4 password hashes.
*/
public NTLMMode getNTLMMode()
{
return NTLMMode.MD4_PROVIDER;
}
@Override
protected boolean implementationAllowsGuestLogin()
{
return true;
}
}