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/*
 * Copyright (C) 2020 Graylog, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Server Side Public License, version 1,
 * as published by MongoDB, Inc.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * Server Side Public License for more details.
 *
 * You should have received a copy of the Server Side Public License
 * along with this program. If not, see
 * .
 */
package org.graylog.security;

import org.apache.shiro.authz.Permission;
import org.graylog.grn.GRN;

import java.util.Set;

/**
 * Resolves a principal to specific permissions based on grants.
 */
public interface PermissionAndRoleResolver {
    /**
     * Returns resolved permissions for the given principal.
     *
     * @param principal the principal
     * @return the resolved permissions
     */
    Set resolvePermissionsForPrincipal(GRN principal);

    /**
     * Returns roles for the given principal.
     *
     * @param principal the principal
     * @return the resolved roleIds
     */
    Set resolveRolesForPrincipal(GRN principal);

    Set resolveGrantees(GRN principal);
}