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Java > Open Source Codes > org > apache > hivemind > ShutdownCoordinator


1 // Copyright 2004, 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.hivemind;
16
17 import org.apache.hivemind.events.RegistryShutdownListener;
18
19 /**
20  * The coordinator is used by other services to determine when the registry was shutdown.
21  *
22  * @author Howard Lewis Ship
23  */
24 public interface ShutdownCoordinator
25 {
26     public abstract void addRegistryShutdownListener(RegistryShutdownListener s);
27     public abstract void removeRegistryShutdownListener(RegistryShutdownListener s);
28     public abstract void shutdown();
29 }
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