DemoPrincipalMapper.java

/*
 * #%L
 * FlatPack Demonstration Server
 * %%
 * Copyright (C) 2012 Perka Inc.
 * %%
 * 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.
 * #L%
 */
package com.getperka.flatpack.demo.server;

import java.security.Principal;
import java.util.Collections;
import java.util.List;

import com.getperka.flatpack.HasUuid;
import com.getperka.flatpack.security.PrincipalMapper;
import com.getperka.flatpack.security.SecurityTarget;

public class DemoPrincipalMapper implements PrincipalMapper {
  @Override
  public List<String> getGlobalSecurityGroups(Principal principal) {
    return Collections.singletonList(((DummyPrincipal) principal).getRole());
  }

  /**
   * If your Principals are derived from model object (e.g. users are stored as entities) or
   * specific entities should be editable by specific principals, this method can be used to provide
   * a mapping from the entity to identities.
   */
  @Override
  public List<Principal> getPrincipals(HasUuid entity) {
    return Collections.emptyList();
  }

  /**
   * This allows accesses to be disabled for certain classes of users or entities. Simple examples
   * include application super-users, however it may be desirable to have certain entities that are
   * mutable for a period of time and then sealed.
   */
  @Override
  public boolean isAccessEnforced(Principal principal, SecurityTarget target) {
    return !Roles.ADMIN.equals(((DummyPrincipal) principal).getRole());
  }
}