| /* |
| * 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.uima.aae.controller; |
| |
| /** |
| * Interface defining methods to enable stopping of Asynchronous Service. |
| */ |
| public interface ControllerLifecycle { |
| /** |
| * Called to initiate shutdown of the Asynchronous Service. An implementation can close an input |
| * and output channels and do any necessary cleanup before terminating. |
| */ |
| public void terminate(); |
| |
| /** |
| * Register one or more listeners through which the controller can send notification of events. |
| * |
| * |
| * @param aListener |
| * - application listener object to register |
| */ |
| public void addControllerCallbackListener(ControllerCallbackListener aListener); |
| |
| /** |
| * Removes named application listener. |
| * |
| * @param aListener |
| * - application listener to remove |
| */ |
| public void removeControllerCallbackListener(ControllerCallbackListener aListener); |
| } |