KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > commons > httpclient > HttpMethodRetryHandler


1 /*
2  * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/HttpMethodRetryHandler.java,v 1.2 2004/09/14 20:11:31 olegk Exp $
3  * $Revision: 480424 $
4  * $Date: 2006-11-29 05:56:49 +0000 (Wed, 29 Nov 2006) $
5  *
6  * ====================================================================
7  *
8  * Licensed to the Apache Software Foundation (ASF) under one or more
9  * contributor license agreements. See the NOTICE file distributed with
10  * this work for additional information regarding copyright ownership.
11  * The ASF licenses this file to You under the Apache License, Version 2.0
12  * (the "License"); you may not use this file except in compliance with
13  * the License. You may obtain a copy of the License at
14  *
15  * http://www.apache.org/licenses/LICENSE-2.0
16  *
17  * Unless required by applicable law or agreed to in writing, software
18  * distributed under the License is distributed on an "AS IS" BASIS,
19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20  * See the License for the specific language governing permissions and
21  * limitations under the License.
22  * ====================================================================
23  *
24  * This software consists of voluntary contributions made by many
25  * individuals on behalf of the Apache Software Foundation. For more
26  * information on the Apache Software Foundation, please see
27  * <http://www.apache.org/>.
28  *
29  */
30
31 package org.apache.commons.httpclient;
32
33 import java.io.IOException JavaDoc;
34
35 /**
36  * A handler for determining if an HttpMethod should be retried after a
37  * recoverable exception during execution.
38  *
39  * <p>
40  * Classes implementing this interface must synchronize access to shared
41  * data as methods of this interfrace may be executed from multiple threads
42  * </p>
43  *
44  * @see HttpMethod#execute(HttpState, HttpConnection)
45  *
46  * @author Michael Becke
47  * @author <a HREF="mailto:oleg -at- ural.ru">Oleg Kalnichevski</a>
48  */
49 public interface HttpMethodRetryHandler {
50
51     /**
52      * Determines if a method should be retried after an HttpRecoverableException
53      * occurs during execution.
54      *
55      * @param method the method being executed
56      * @param exception the exception that occurred
57      * @param executionCount the number of times this method has been
58      * unsuccessfully executed
59      *
60      * @return <code>true</code> if the method should be retried, <code>false</code>
61      * otherwise
62      */
63     boolean retryMethod(HttpMethod method, IOException JavaDoc exception, int executionCount);
64
65 }
66
Popular Tags