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Java > Open Source Codes > org > ungoverned > moduleloader > search > ValidationListener


1 /*
2  * ModuleLoader - A generic, policy-driven class loader.
3  * Copyright (c) 2004, Richard S. Hall
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * * Redistributions of source code must retain the above copyright
11  * notice, this list of conditions and the following disclaimer.
12  * * Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in
14  * the documentation and/or other materials provided with the
15  * distribution.
16  * * Neither the name of the ungoverned.org nor the names of its
17  * contributors may be used to endorse or promote products derived
18  * from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  *
32  * Contact: Richard S. Hall (heavy@ungoverned.org)
33  * Contributor(s):
34  *
35 **/
36 package org.ungoverned.moduleloader.search;
37
38 import java.util.EventListener JavaDoc;
39
40 import org.ungoverned.moduleloader.ModuleEvent;
41
42 /**
43  * <p>
44  * This is an event listener interface for listening to validation
45  * events that are generated by the <tt>ImportSearchPolicy</tt>. Events
46  * are fired when a module is validated and when it is invalidated.
47  * </p>
48  * @see org.ungoverned.moduleloader.search.ImportSearchPolicy
49 **/
50 public interface ValidationListener extends EventListener JavaDoc
51 {
52     /**
53      * This is an event callback method that indicates that
54      * a module was validated.
55      * @param event the module event containing the event data.
56     **/
57     public void moduleValidated(ModuleEvent event);
58
59     /**
60      * This is an event callback method that indicates that
61      * a module was invalidated.
62      * @param event the module event containing the event data.
63     **/
64     public void moduleInvalidated(ModuleEvent event);
65 }
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