/*
* The MIT License
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package hudson.security;
import org.acegisecurity.AuthenticationManager;
import org.acegisecurity.Authentication;
import org.acegisecurity.AuthenticationException;
import org.acegisecurity.DisabledException;
/**
* {@link AuthenticationManager} proxy that delegates to another instance.
*
* <p>
* This is used so that we can set up servlet filters first (which requires a reference
* to {@link AuthenticationManager}), then later change the actual authentication manager
* (and its set up) at runtime.
*
* @author Kohsuke Kawaguchi
*/
public class AuthenticationManagerProxy implements AuthenticationManager {
private volatile AuthenticationManager delegate;
public Authentication authenticate(Authentication authentication) throws AuthenticationException {
AuthenticationManager m = delegate; // fix the reference we are working with
if(m ==null)
throw new DisabledException("Authentication service is still not ready yet");
else
return m.authenticate(authentication);
}
public void setDelegate(AuthenticationManager manager) {
this.delegate = manager;
}
}