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Java > Open Source Codes > com > sun > enterprise > web > connector > grizzly > AsyncFilter


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */
23
24 package com.sun.enterprise.web.connector.grizzly;
25
26 /**
27  * An interface marker used to execute operations before
28  * a <code>AsycnProcesssorTask</code> in pre/post or interrupted. Usualy,
29  * implementation of this interface is called by an instance of
30  * <code>AsyncExecutor</code>.
31  *
32  * Implementation of this interface must be thread-safe.
33  *
34  * @author Jeanfrancois Arcand
35  */
36 public interface AsyncFilter {
37     
38     /**
39      * Execute and return <code>true</code> if the next <code>AsyncFilter</code>
40      * can be invoked. Return <code>false</code> to stop calling the
41      * <code>AsyncFilter</code>.
42      */
43     public boolean doFilter(AsyncExecutor asyncExecutor);
44 }
45
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