001/*
002 * ====================================================================
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *   http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing,
014 * software distributed under the License is distributed on an
015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
016 * KIND, either express or implied.  See the License for the
017 * specific language governing permissions and limitations
018 * under the License.
019 * ====================================================================
020 *
021 * This software consists of voluntary contributions made by many
022 * individuals on behalf of the Apache Software Foundation.  For more
023 * information on the Apache Software Foundation, please see
024 * <http://www.apache.org/>.
025 *
026 */
027
028package org.apache.http;
029
030/**
031 * Constants enumerating the HTTP headers. All headers defined in RFC1945 (HTTP/1.0), RFC2616 (HTTP/1.1), and RFC2518
032 * (WebDAV) are listed.
033 *
034 * @since 4.1
035 */
036public final class HttpHeaders {
037
038    private HttpHeaders() {
039    }
040
041    /** RFC 2616 (HTTP/1.1) Section 14.1 */
042    public static final String ACCEPT = "Accept";
043
044    /** RFC 2616 (HTTP/1.1) Section 14.2 */
045    public static final String ACCEPT_CHARSET = "Accept-Charset";
046
047    /** RFC 2616 (HTTP/1.1) Section 14.3 */
048    public static final String ACCEPT_ENCODING = "Accept-Encoding";
049
050    /** RFC 2616 (HTTP/1.1) Section 14.4 */
051    public static final String ACCEPT_LANGUAGE = "Accept-Language";
052
053    /** RFC 2616 (HTTP/1.1) Section 14.5 */
054    public static final String ACCEPT_RANGES = "Accept-Ranges";
055
056    /** RFC 2616 (HTTP/1.1) Section 14.6 */
057    public static final String AGE = "Age";
058
059    /** RFC 1945 (HTTP/1.0) Section 10.1, RFC 2616 (HTTP/1.1) Section 14.7 */
060    public static final String ALLOW = "Allow";
061
062    /** RFC 1945 (HTTP/1.0) Section 10.2, RFC 2616 (HTTP/1.1) Section 14.8 */
063    public static final String AUTHORIZATION = "Authorization";
064
065    /** RFC 2616 (HTTP/1.1) Section 14.9 */
066    public static final String CACHE_CONTROL = "Cache-Control";
067
068    /** RFC 2616 (HTTP/1.1) Section 14.10 */
069    public static final String CONNECTION = "Connection";
070
071    /** RFC 1945 (HTTP/1.0) Section 10.3, RFC 2616 (HTTP/1.1) Section 14.11 */
072    public static final String CONTENT_ENCODING = "Content-Encoding";
073
074    /** RFC 2616 (HTTP/1.1) Section 14.12 */
075    public static final String CONTENT_LANGUAGE = "Content-Language";
076
077    /** RFC 1945 (HTTP/1.0) Section 10.4, RFC 2616 (HTTP/1.1) Section 14.13 */
078    public static final String CONTENT_LENGTH = "Content-Length";
079
080    /** RFC 2616 (HTTP/1.1) Section 14.14 */
081    public static final String CONTENT_LOCATION = "Content-Location";
082
083    /** RFC 2616 (HTTP/1.1) Section 14.15 */
084    public static final String CONTENT_MD5 = "Content-MD5";
085
086    /** RFC 2616 (HTTP/1.1) Section 14.16 */
087    public static final String CONTENT_RANGE = "Content-Range";
088
089    /** RFC 1945 (HTTP/1.0) Section 10.5, RFC 2616 (HTTP/1.1) Section 14.17 */
090    public static final String CONTENT_TYPE = "Content-Type";
091
092    /** RFC 1945 (HTTP/1.0) Section 10.6, RFC 2616 (HTTP/1.1) Section 14.18 */
093    public static final String DATE = "Date";
094
095    /** RFC 2518 (WevDAV) Section 9.1 */
096    public static final String DAV = "Dav";
097
098    /** RFC 2518 (WevDAV) Section 9.2 */
099    public static final String DEPTH = "Depth";
100
101    /** RFC 2518 (WevDAV) Section 9.3 */
102    public static final String DESTINATION = "Destination";
103
104    /** RFC 2616 (HTTP/1.1) Section 14.19 */
105    public static final String ETAG = "ETag";
106
107    /** RFC 2616 (HTTP/1.1) Section 14.20 */
108    public static final String EXPECT = "Expect";
109
110    /** RFC 1945 (HTTP/1.0) Section 10.7, RFC 2616 (HTTP/1.1) Section 14.21 */
111    public static final String EXPIRES = "Expires";
112
113    /** RFC 1945 (HTTP/1.0) Section 10.8, RFC 2616 (HTTP/1.1) Section 14.22 */
114    public static final String FROM = "From";
115
116    /** RFC 2616 (HTTP/1.1) Section 14.23 */
117    public static final String HOST = "Host";
118
119    /** RFC 2518 (WevDAV) Section 9.4 */
120    public static final String IF = "If";
121
122    /** RFC 2616 (HTTP/1.1) Section 14.24 */
123    public static final String IF_MATCH = "If-Match";
124
125    /** RFC 1945 (HTTP/1.0) Section 10.9, RFC 2616 (HTTP/1.1) Section 14.25 */
126    public static final String IF_MODIFIED_SINCE = "If-Modified-Since";
127
128    /** RFC 2616 (HTTP/1.1) Section 14.26 */
129    public static final String IF_NONE_MATCH = "If-None-Match";
130
131    /** RFC 2616 (HTTP/1.1) Section 14.27 */
132    public static final String IF_RANGE = "If-Range";
133
134    /** RFC 2616 (HTTP/1.1) Section 14.28 */
135    public static final String IF_UNMODIFIED_SINCE = "If-Unmodified-Since";
136
137    /** RFC 1945 (HTTP/1.0) Section 10.10, RFC 2616 (HTTP/1.1) Section 14.29 */
138    public static final String LAST_MODIFIED = "Last-Modified";
139
140    /** RFC 1945 (HTTP/1.0) Section 10.11, RFC 2616 (HTTP/1.1) Section 14.30 */
141    public static final String LOCATION = "Location";
142
143    /** RFC 2518 (WevDAV) Section 9.5 */
144    public static final String LOCK_TOKEN = "Lock-Token";
145
146    /** RFC 2616 (HTTP/1.1) Section 14.31 */
147    public static final String MAX_FORWARDS = "Max-Forwards";
148
149    /** RFC 2518 (WevDAV) Section 9.6 */
150    public static final String OVERWRITE = "Overwrite";
151
152    /** RFC 1945 (HTTP/1.0) Section 10.12, RFC 2616 (HTTP/1.1) Section 14.32 */
153    public static final String PRAGMA = "Pragma";
154
155    /** RFC 2616 (HTTP/1.1) Section 14.33 */
156    public static final String PROXY_AUTHENTICATE = "Proxy-Authenticate";
157
158    /** RFC 2616 (HTTP/1.1) Section 14.34 */
159    public static final String PROXY_AUTHORIZATION = "Proxy-Authorization";
160
161    /** RFC 2616 (HTTP/1.1) Section 14.35 */
162    public static final String RANGE = "Range";
163
164    /** RFC 1945 (HTTP/1.0) Section 10.13, RFC 2616 (HTTP/1.1) Section 14.36 */
165    public static final String REFERER = "Referer";
166
167    /** RFC 2616 (HTTP/1.1) Section 14.37 */
168    public static final String RETRY_AFTER = "Retry-After";
169
170    /** RFC 1945 (HTTP/1.0) Section 10.14, RFC 2616 (HTTP/1.1) Section 14.38 */
171    public static final String SERVER = "Server";
172
173    /** RFC 2518 (WevDAV) Section 9.7 */
174    public static final String STATUS_URI = "Status-URI";
175
176    /** RFC 2616 (HTTP/1.1) Section 14.39 */
177    public static final String TE = "TE";
178
179    /** RFC 2518 (WevDAV) Section 9.8 */
180    public static final String TIMEOUT = "Timeout";
181
182    /** RFC 2616 (HTTP/1.1) Section 14.40 */
183    public static final String TRAILER = "Trailer";
184
185    /** RFC 2616 (HTTP/1.1) Section 14.41 */
186    public static final String TRANSFER_ENCODING = "Transfer-Encoding";
187
188    /** RFC 2616 (HTTP/1.1) Section 14.42 */
189    public static final String UPGRADE = "Upgrade";
190
191    /** RFC 1945 (HTTP/1.0) Section 10.15, RFC 2616 (HTTP/1.1) Section 14.43 */
192    public static final String USER_AGENT = "User-Agent";
193
194    /** RFC 2616 (HTTP/1.1) Section 14.44 */
195    public static final String VARY = "Vary";
196
197    /** RFC 2616 (HTTP/1.1) Section 14.45 */
198    public static final String VIA = "Via";
199
200    /** RFC 2616 (HTTP/1.1) Section 14.46 */
201    public static final String WARNING = "Warning";
202
203    /** RFC 1945 (HTTP/1.0) Section 10.16, RFC 2616 (HTTP/1.1) Section 14.47 */
204    public static final String WWW_AUTHENTICATE = "WWW-Authenticate";
205
206}