/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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.apache.shiro.authz.permission;

 import org.apache.shiro.authz.Permission;

 import java.util.Collection;

 /**

  * A RolePermissionResolver resolves a String value and converts it into a Collection of

  * {@link org.apache.shiro.authz.Permission} instances.

  * <p/>

  * In some cases a {@link org.apache.shiro.realm.Realm} my only be able to return a list of roles.  This

  * component allows an application to resolve the roles into permissions.

  *

  */

 public interface RolePermissionResolver {

     /**

      * Resolves a Collection of Permissions based on the given String representation.

      *

      * @param roleString the String representation of a role name to resolve.

      * @return a Collection of Permissions based on the given String representation.

      */

     Collection<Permission> resolvePermissionsInRole(String roleString);

 }