| /* |
| * 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.guacamole.auth.ldap.conf; |
| |
| import org.apache.directory.api.ldap.model.message.AliasDerefMode; |
| import org.apache.guacamole.GuacamoleException; |
| import org.apache.guacamole.GuacamoleServerException; |
| import org.apache.guacamole.properties.GuacamoleProperty; |
| |
| /** |
| * A GuacamoleProperty with a value of AliasDerefMode. The possible strings |
| * "never", "searching", "finding", and "always" are mapped to their values as a |
| * AliasDerefMode object. Anything else results in a parse error. |
| */ |
| public abstract class DereferenceAliasesProperty implements GuacamoleProperty<AliasDerefMode> { |
| |
| @Override |
| public AliasDerefMode parseValue(String value) throws GuacamoleException { |
| |
| // No value provided, so return null. |
| if (value == null) |
| return null; |
| |
| // Never dereference aliases |
| if (value.equals("never")) |
| return AliasDerefMode.NEVER_DEREF_ALIASES; |
| |
| // Dereference aliases during search operations, but not at base |
| if (value.equals("searching")) |
| return AliasDerefMode.DEREF_IN_SEARCHING; |
| |
| // Dereference aliases to locate base, but not during searches |
| if (value.equals("finding")) |
| return AliasDerefMode.DEREF_FINDING_BASE_OBJ; |
| |
| // Always dereference aliases |
| if (value.equals("always")) |
| return AliasDerefMode.DEREF_ALWAYS; |
| |
| // Anything else is invalid and results in an error |
| throw new GuacamoleServerException("Dereference aliases must be one of \"never\", \"searching\", \"finding\", or \"always\"."); |
| |
| } |
| |
| } |