01: /*
02: * $HeadURL: https://svn.apache.org/repos/asf/httpcomponents/httpcore/tags/4.0-beta1/module-main/src/main/java/org/apache/http/HttpRequestInterceptor.java $
03: * $Revision: 496070 $
04: * $Date: 2007-01-14 13:18:34 +0100 (Sun, 14 Jan 2007) $
05: *
06: * ====================================================================
07: * Licensed to the Apache Software Foundation (ASF) under one
08: * or more contributor license agreements. See the NOTICE file
09: * distributed with this work for additional information
10: * regarding copyright ownership. The ASF licenses this file
11: * to you under the Apache License, Version 2.0 (the
12: * "License"); you may not use this file except in compliance
13: * with 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,
18: * software distributed under the License is distributed on an
19: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
20: * KIND, either express or implied. See the License for the
21: * specific language governing permissions and limitations
22: * under the License.
23: * ====================================================================
24: *
25: * This software consists of voluntary contributions made by many
26: * individuals on behalf of the Apache Software Foundation. For more
27: * information on the Apache Software Foundation, please see
28: * <http://www.apache.org/>.
29: *
30: */
31:
32: package org.apache.http;
33:
34: import java.io.IOException;
35:
36: import org.apache.http.protocol.HttpContext;
37:
38: /**
39: * Processes a request.
40: * Provides the ability to process a request before it is sent
41: * to the server or after it has received on the server side.
42: *
43: * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
44: *
45: *
46: * <!-- empty lines above to avoid 'svn diff' context problems -->
47: * @version $Revision: 496070 $
48: *
49: * @since 4.0
50: */
51: public interface HttpRequestInterceptor {
52:
53: /**
54: * Processes a request.
55: * On the client side, this step is performed before the request is
56: * sent to the server. On the server side, this step is performed
57: * on incoming messages before the message body is evaluated.
58: *
59: * @param request the request to preprocess
60: * @param context the context for the request
61: *
62: * @throws IOException in case of an IO problem
63: * @throws HttpException in case of a protocol or other problem
64: */
65: void process(HttpRequest request, HttpContext context)
66: throws HttpException, IOException;
67:
68: }
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