1 /*
2 * ====================================================================
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ====================================================================
19 *
20 * This software consists of voluntary contributions made by many
21 * individuals on behalf of the Apache Software Foundation. For more
22 * information on the Apache Software Foundation, please see
23 * <http://www.apache.org/>.
24 *
25 * [Additional notices, if required by prior licensing conditions]
26 *
27 */
28 package org.apache.commons.httpclient;
29
30 import java.io.IOException;
31 import org.apache.commons.httpclient.methods.PostMethod;
32
33 /**
34 * HTTP POST methid intended to simulate side-effects of
35 * interaction with non-compiant HTTP servers or proxies
36 *
37 * @author Oleg Kalnichevski
38 */
39
40 public class NoncompliantPostMethod extends PostMethod {
41
42 public NoncompliantPostMethod(){
43 super();
44 }
45
46 public NoncompliantPostMethod(String uri) {
47 super(uri);
48 }
49
50 /**
51 * NoncompliantPostMethod class skips "Expect: 100-continue"
52 * header when sending request headers to an HTTP server.
53 *
54 * <p>
55 * That makes the server expect the request body to follow
56 * immediately after the request head. The HTTP server does not
57 * send status code 100 expected by the client. The client should
58 * be able to recover gracefully by sending the request body
59 * after a defined timeout without having received "continue"
60 * code.
61 * </p>
62 */
63 protected void writeRequestHeaders(HttpState state, HttpConnection conn)
64 throws IOException, HttpException {
65 addRequestHeaders(state, conn);
66 Header[] headers = getRequestHeaders();
67 for (int i = 0; i < headers.length; i++) {
68 Header header = headers[i];
69 // Write all the headers but "Expect"
70 if (!header.getName().equalsIgnoreCase("Expect") ) {
71 conn.print(header.toExternalForm(), "US-ASCII");
72 }
73 }
74 }
75
76 }