1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with 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,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27
28 package org.apache.http.impl.cookie;
29
30 import org.apache.http.annotation.Contract;
31 import org.apache.http.annotation.ThreadingBehavior;
32 import org.apache.http.cookie.CookieSpec;
33 import org.apache.http.cookie.CookieSpecProvider;
34 import org.apache.http.protocol.HttpContext;
35
36 /**
37 * {@link org.apache.http.cookie.CookieSpecProvider} implementation that ignores all cookies.
38 *
39 * @since 4.4
40 */
41 @Contract(threading = ThreadingBehavior.IMMUTABLE)
42 public class IgnoreSpecProvider implements CookieSpecProvider {
43
44 private volatile CookieSpec cookieSpec;
45
46 public IgnoreSpecProvider() {
47 super();
48 }
49
50 @Override
51 public CookieSpec create(final HttpContext context) {
52 if (cookieSpec == null) {
53 synchronized (this) {
54 if (cookieSpec == null) {
55 this.cookieSpec = new IgnoreSpec();
56 }
57 }
58 }
59 return this.cookieSpec;
60 }
61
62 }
63