| /* |
| * 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.ambari.server.security.authorization; |
| |
| /** |
| * ResourceType is an enumeration of resources one which authorization tests may be performed. |
| * <p/> |
| * This data matches the <i>generic</i> values from the <code>adminresourcetype</code> table in the Ambari |
| * database. The enum name represents the <code>adminresourcetype.resource_type_name</code> value |
| * and the internal value represents the <code>adminresourcetype.</code> value |
| */ |
| public enum ResourceType { |
| AMBARI(1), |
| CLUSTER(2), |
| VIEW(3); |
| |
| private final int id; |
| |
| /** |
| * Constructor |
| * |
| * @param id the ID value for this ResourceType |
| */ |
| ResourceType(int id) { |
| this.id = id; |
| } |
| |
| /** |
| * Get's ID value for this ResourceType. |
| * <p/> |
| * This value represents the <code>adminresourcetype.resource_type_id</code> value for the resource type. |
| * |
| * @return an integer |
| */ |
| public int getId() { |
| return id; |
| } |
| |
| /** |
| * Safely translates a resource type to a ResourceType |
| * <p/> |
| * If a non-empty name is specified and does not match an enumerated value, assume that is is a |
| * view since view types are declared as separate resource types. |
| * |
| * @param resourceTypeName an resource type name |
| * @return a ResourceType or null if no translation can be made |
| */ |
| public static ResourceType translate(String resourceTypeName) { |
| if (resourceTypeName == null) { |
| return null; |
| } else { |
| resourceTypeName = resourceTypeName.trim(); |
| |
| if (resourceTypeName.isEmpty()) { |
| return null; |
| } else { |
| try { |
| return ResourceType.valueOf(resourceTypeName.toUpperCase()); |
| } catch (IllegalArgumentException e) { |
| // Assume that this is a view since these resource types are listed separately. |
| return VIEW; |
| } |
| } |
| } |
| } |
| } |