1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.eclipse.aether.transport.http;
20
21 import java.io.Closeable;
22
23 import org.apache.http.client.protocol.HttpClientContext;
24
25 /**
26 * HTTP context that shares certain attributes among requests to optimize the communication with the server.
27 *
28 * @see <a href="http://hc.apache.org/httpcomponents-client-ga/tutorial/html/advanced.html#stateful_conn">Stateful HTTP
29 * connections</a>
30 */
31 final class SharingHttpContext extends HttpClientContext implements Closeable {
32
33 private final LocalState state;
34
35 private final SharingAuthCache authCache;
36
37 SharingHttpContext(LocalState state) {
38 this.state = state;
39 authCache = new SharingAuthCache(state);
40 super.setAttribute(HttpClientContext.AUTH_CACHE, authCache);
41 }
42
43 @Override
44 public Object getAttribute(String id) {
45 if (HttpClientContext.USER_TOKEN.equals(id)) {
46 return state.getUserToken();
47 }
48 return super.getAttribute(id);
49 }
50
51 @Override
52 public void setAttribute(String id, Object obj) {
53 if (HttpClientContext.USER_TOKEN.equals(id)) {
54 state.setUserToken(obj);
55 } else {
56 super.setAttribute(id, obj);
57 }
58 }
59
60 @Override
61 public Object removeAttribute(String id) {
62 if (HttpClientContext.USER_TOKEN.equals(id)) {
63 state.setUserToken(null);
64 return null;
65 }
66 return super.removeAttribute(id);
67 }
68
69 @Override
70 public void close() {
71 authCache.clear();
72 }
73 }