1 /*
2 * This file is part of Waarp Project (named also Waarp or GG).
3 *
4 * Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
5 * tags. See the COPYRIGHT.txt in the distribution for a full listing of
6 * individual contributors.
7 *
8 * All Waarp Project is free software: you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version.
12 *
13 * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
14 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * Waarp . If not, see <http://www.gnu.org/licenses/>.
19 */
20 package org.waarp.common.service;
21
22 /**
23 * Abstract class to implement to be able to start or shutdown a service
24 */
25 public abstract class EngineAbstract extends Thread {
26 /**
27 * Shutdown the service
28 */
29 public abstract void shutdown();
30
31 /**
32 * @return True if the service is shutdown
33 */
34 public abstract boolean isShutdown();
35
36 /**
37 * Return when the service is shutdown
38 *
39 * @return True if the service is correctly shutdown, else False if in error
40 */
41 public abstract boolean waitShutdown() throws InterruptedException;
42 }