/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.springframework.security.authentication.rcp;
import java.util.Collection;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.util.Assert;
/**
* Server-side processor of a remote authentication request.
* <p>
* This bean requires no security interceptor to protect it. Instead, the bean uses the configured
* <code>AuthenticationManager</code> to resolve an authentication request.
*
* @author Ben Alex
*/
public class RemoteAuthenticationManagerImpl implements RemoteAuthenticationManager, InitializingBean {
//~ Instance fields ================================================================================================
private AuthenticationManager authenticationManager;
//~ Methods ========================================================================================================
public void afterPropertiesSet() throws Exception {
Assert.notNull(this.authenticationManager, "authenticationManager is required");
}
public Collection<? extends GrantedAuthority> attemptAuthentication(String username, String password)
throws RemoteAuthenticationException {
UsernamePasswordAuthenticationToken request = new UsernamePasswordAuthenticationToken(username, password);
try {
return authenticationManager.authenticate(request).getAuthorities();
} catch (AuthenticationException authEx) {
throw new RemoteAuthenticationException(authEx.getMessage());
}
}
protected AuthenticationManager getAuthenticationManager() {
return authenticationManager;
}
public void setAuthenticationManager(AuthenticationManager authenticationManager) {
this.authenticationManager = authenticationManager;
}
}