/*
* Copyright 2002-2016 the original author or authors.
*
* 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.access.hierarchicalroles;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.mapping.GrantedAuthoritiesMapper;
import java.util.*;
/**
* @author Luke Taylor
*/
public class RoleHierarchyAuthoritiesMapper implements GrantedAuthoritiesMapper {
private final RoleHierarchy roleHierarchy;
public RoleHierarchyAuthoritiesMapper(RoleHierarchy roleHierarchy) {
this.roleHierarchy = roleHierarchy;
}
public Collection<? extends GrantedAuthority> mapAuthorities(
Collection<? extends GrantedAuthority> authorities) {
return roleHierarchy.getReachableGrantedAuthorities(authorities);
}
}