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Java > Open Source Codes > org > apache > tapestry > services > ResetEventCoordinator


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.tapestry.services;
16
17 import org.apache.tapestry.event.ResetEventListener;
18
19 /**
20  * Service interface for a source of <b>reset</b> events; this events are used
21  * to inform other services that they should discard any cached data.
22  *
23  * @author Howard Lewis Ship
24  * @since 4.0
25  */
26 public interface ResetEventCoordinator
27 {
28     public void addResetEventListener(ResetEventListener l);
29
30     public void removeResetEventListener(ResetEventListener l);
31
32     /**
33      * Notifies registered listeners.
34      */
35     public void fireResetEvent();
36 }
37
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