| /* |
| * 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.cassandra.auth; |
| |
| import java.util.Set; |
| import java.util.concurrent.ExecutionException; |
| |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.utils.Pair; |
| |
| public class PermissionsCache extends AuthCache<Pair<AuthenticatedUser, IResource>, Set<Permission>> implements PermissionsCacheMBean |
| { |
| public PermissionsCache(IAuthorizer authorizer) |
| { |
| super("PermissionsCache", |
| DatabaseDescriptor::setPermissionsValidity, |
| DatabaseDescriptor::getPermissionsValidity, |
| DatabaseDescriptor::setPermissionsUpdateInterval, |
| DatabaseDescriptor::getPermissionsUpdateInterval, |
| DatabaseDescriptor::setPermissionsCacheMaxEntries, |
| DatabaseDescriptor::getPermissionsCacheMaxEntries, |
| (p) -> authorizer.authorize(p.left, p.right), |
| () -> DatabaseDescriptor.getAuthorizer().requireAuthorization()); |
| } |
| |
| public Set<Permission> getPermissions(AuthenticatedUser user, IResource resource) |
| { |
| try |
| { |
| return get(Pair.create(user, resource)); |
| } |
| catch (ExecutionException e) |
| { |
| throw new RuntimeException(e); |
| } |
| } |
| } |