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Java > Open Source Codes > org > directwebremoting > extend > WaitController


1 /*
2  * Copyright 2005 Joe Walker
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.directwebremoting.extend;
17
18 /**
19  * A WaitController allows the {@link ServerLoadMonitor} to know what is waiting
20  * and enables it to tell them to stop waiting.
21  * @author Joe Walker [joe at getahead dot ltd dot uk]
22  */
23 public interface WaitController
24 {
25     /**
26      * Stop waiting - the server wants to shutdown
27      */
28     void shutdown();
29
30     /**
31      * @return Has {@link #shutdown()} been called?
32      */
33     boolean isShutdown();
34 }
35
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