/*
* Copyright (c) 2009 Lockheed Martin Corporation
*
* 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.eurekastreams.server.service.security.userdetails;
import java.util.List;
import org.springframework.security.GrantedAuthority;
/**
* AuthorityProvider interface used to map a given username
* to a list of GrantedAuthorities.
*
*/
public interface AuthorityProvider
{
/**
* Returns a list of granted authorities for a given username.
* @param username The username.
* @return A list of granted authorities for a given username.
*/
List<GrantedAuthority> loadAuthoritiesByUsername(final String username);
}