/*
* 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.security.core.GrantedAuthority;
/**
* Allows remote clients to attempt authentication.
*
* @author Ben Alex
*/
public interface RemoteAuthenticationManager {
// ~ Methods
// ========================================================================================================
/**
* Attempts to authenticate the remote client using the presented username and
* password. If authentication is successful, a collection of {@code GrantedAuthority}
* objects will be returned.
* <p>
* In order to maximise remoting protocol compatibility, a design decision was taken
* to operate with minimal arguments and return only the minimal amount of information
* required for remote clients to enable/disable relevant user interface commands etc.
* There is nothing preventing users from implementing their own equivalent package
* that works with more complex object types.
*
* @param username the username the remote client wishes to authenticate with.
* @param password the password the remote client wishes to authenticate with.
*
* @return all of the granted authorities the specified username and password have
* access to.
*
* @throws RemoteAuthenticationException if the authentication failed.
*/
Collection<? extends GrantedAuthority> attemptAuthentication(String username,
String password) throws RemoteAuthenticationException;
}