| /** |
| * Licensed 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. See accompanying LICENSE file. |
| */ |
| package org.apache.hadoop.security.authentication.server; |
| |
| import java.util.Collection; |
| |
| /** |
| * Interface to support multiple authentication mechanisms simultaneously. |
| * |
| */ |
| public interface CompositeAuthenticationHandler extends AuthenticationHandler { |
| /** |
| * This method returns the token types supported by this authentication |
| * handler. |
| * |
| * @return the token types supported by this authentication handler. |
| */ |
| Collection<String> getTokenTypes(); |
| } |