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; 29 30 /** 31 * Constants enumerating the HTTP headers. All headers defined in RFC1945 (HTTP/1.0), RFC2616 (HTTP/1.1), and RFC2518 32 * (WebDAV) are listed. 33 * 34 * @since 4.1 35 */ 36 public final class HttpHeaders { 37 38 private HttpHeaders() { 39 // Don't allow instantiation. 40 } 41 42 /** RFC 2616 (HTTP/1.1) Section 14.1 */ 43 public static final String ACCEPT = "Accept"; 44 45 /** RFC 2616 (HTTP/1.1) Section 14.2 */ 46 public static final String ACCEPT_CHARSET = "Accept-Charset"; 47 48 /** RFC 2616 (HTTP/1.1) Section 14.3 */ 49 public static final String ACCEPT_ENCODING = "Accept-Encoding"; 50 51 /** RFC 2616 (HTTP/1.1) Section 14.4 */ 52 public static final String ACCEPT_LANGUAGE = "Accept-Language"; 53 54 /** RFC 2616 (HTTP/1.1) Section 14.5 */ 55 public static final String ACCEPT_RANGES = "Accept-Ranges"; 56 57 /** RFC 2616 (HTTP/1.1) Section 14.6 */ 58 public static final String AGE = "Age"; 59 60 /** RFC 1945 (HTTP/1.0) Section 10.1, RFC 2616 (HTTP/1.1) Section 14.7 */ 61 public static final String ALLOW = "Allow"; 62 63 /** RFC 1945 (HTTP/1.0) Section 10.2, RFC 2616 (HTTP/1.1) Section 14.8 */ 64 public static final String AUTHORIZATION = "Authorization"; 65 66 /** RFC 2616 (HTTP/1.1) Section 14.9 */ 67 public static final String CACHE_CONTROL = "Cache-Control"; 68 69 /** RFC 2616 (HTTP/1.1) Section 14.10 */ 70 public static final String CONNECTION = "Connection"; 71 72 /** RFC 1945 (HTTP/1.0) Section 10.3, RFC 2616 (HTTP/1.1) Section 14.11 */ 73 public static final String CONTENT_ENCODING = "Content-Encoding"; 74 75 /** RFC 2616 (HTTP/1.1) Section 14.12 */ 76 public static final String CONTENT_LANGUAGE = "Content-Language"; 77 78 /** RFC 1945 (HTTP/1.0) Section 10.4, RFC 2616 (HTTP/1.1) Section 14.13 */ 79 public static final String CONTENT_LENGTH = "Content-Length"; 80 81 /** RFC 2616 (HTTP/1.1) Section 14.14 */ 82 public static final String CONTENT_LOCATION = "Content-Location"; 83 84 /** RFC 2616 (HTTP/1.1) Section 14.15 */ 85 public static final String CONTENT_MD5 = "Content-MD5"; 86 87 /** RFC 2616 (HTTP/1.1) Section 14.16 */ 88 public static final String CONTENT_RANGE = "Content-Range"; 89 90 /** RFC 1945 (HTTP/1.0) Section 10.5, RFC 2616 (HTTP/1.1) Section 14.17 */ 91 public static final String CONTENT_TYPE = "Content-Type"; 92 93 /** RFC 1945 (HTTP/1.0) Section 10.6, RFC 2616 (HTTP/1.1) Section 14.18 */ 94 public static final String DATE = "Date"; 95 96 /** RFC 2518 (WevDAV) Section 9.1 */ 97 public static final String DAV = "Dav"; 98 99 /** RFC 2518 (WevDAV) Section 9.2 */ 100 public static final String DEPTH = "Depth"; 101 102 /** RFC 2518 (WevDAV) Section 9.3 */ 103 public static final String DESTINATION = "Destination"; 104 105 /** RFC 2616 (HTTP/1.1) Section 14.19 */ 106 public static final String ETAG = "ETag"; 107 108 /** RFC 2616 (HTTP/1.1) Section 14.20 */ 109 public static final String EXPECT = "Expect"; 110 111 /** RFC 1945 (HTTP/1.0) Section 10.7, RFC 2616 (HTTP/1.1) Section 14.21 */ 112 public static final String EXPIRES = "Expires"; 113 114 /** RFC 1945 (HTTP/1.0) Section 10.8, RFC 2616 (HTTP/1.1) Section 14.22 */ 115 public static final String FROM = "From"; 116 117 /** RFC 2616 (HTTP/1.1) Section 14.23 */ 118 public static final String HOST = "Host"; 119 120 /** RFC 2518 (WevDAV) Section 9.4 */ 121 public static final String IF = "If"; 122 123 /** RFC 2616 (HTTP/1.1) Section 14.24 */ 124 public static final String IF_MATCH = "If-Match"; 125 126 /** RFC 1945 (HTTP/1.0) Section 10.9, RFC 2616 (HTTP/1.1) Section 14.25 */ 127 public static final String IF_MODIFIED_SINCE = "If-Modified-Since"; 128 129 /** RFC 2616 (HTTP/1.1) Section 14.26 */ 130 public static final String IF_NONE_MATCH = "If-None-Match"; 131 132 /** RFC 2616 (HTTP/1.1) Section 14.27 */ 133 public static final String IF_RANGE = "If-Range"; 134 135 /** RFC 2616 (HTTP/1.1) Section 14.28 */ 136 public static final String IF_UNMODIFIED_SINCE = "If-Unmodified-Since"; 137 138 /** RFC 1945 (HTTP/1.0) Section 10.10, RFC 2616 (HTTP/1.1) Section 14.29 */ 139 public static final String LAST_MODIFIED = "Last-Modified"; 140 141 /** RFC 1945 (HTTP/1.0) Section 10.11, RFC 2616 (HTTP/1.1) Section 14.30 */ 142 public static final String LOCATION = "Location"; 143 144 /** RFC 2518 (WevDAV) Section 9.5 */ 145 public static final String LOCK_TOKEN = "Lock-Token"; 146 147 /** RFC 2616 (HTTP/1.1) Section 14.31 */ 148 public static final String MAX_FORWARDS = "Max-Forwards"; 149 150 /** RFC 2518 (WevDAV) Section 9.6 */ 151 public static final String OVERWRITE = "Overwrite"; 152 153 /** RFC 1945 (HTTP/1.0) Section 10.12, RFC 2616 (HTTP/1.1) Section 14.32 */ 154 public static final String PRAGMA = "Pragma"; 155 156 /** RFC 2616 (HTTP/1.1) Section 14.33 */ 157 public static final String PROXY_AUTHENTICATE = "Proxy-Authenticate"; 158 159 /** RFC 2616 (HTTP/1.1) Section 14.34 */ 160 public static final String PROXY_AUTHORIZATION = "Proxy-Authorization"; 161 162 /** RFC 2616 (HTTP/1.1) Section 14.35 */ 163 public static final String RANGE = "Range"; 164 165 /** RFC 1945 (HTTP/1.0) Section 10.13, RFC 2616 (HTTP/1.1) Section 14.36 */ 166 public static final String REFERER = "Referer"; 167 168 /** RFC 2616 (HTTP/1.1) Section 14.37 */ 169 public static final String RETRY_AFTER = "Retry-After"; 170 171 /** RFC 1945 (HTTP/1.0) Section 10.14, RFC 2616 (HTTP/1.1) Section 14.38 */ 172 public static final String SERVER = "Server"; 173 174 /** RFC 2518 (WevDAV) Section 9.7 */ 175 public static final String STATUS_URI = "Status-URI"; 176 177 /** RFC 2616 (HTTP/1.1) Section 14.39 */ 178 public static final String TE = "TE"; 179 180 /** RFC 2518 (WevDAV) Section 9.8 */ 181 public static final String TIMEOUT = "Timeout"; 182 183 /** RFC 2616 (HTTP/1.1) Section 14.40 */ 184 public static final String TRAILER = "Trailer"; 185 186 /** RFC 2616 (HTTP/1.1) Section 14.41 */ 187 public static final String TRANSFER_ENCODING = "Transfer-Encoding"; 188 189 /** RFC 2616 (HTTP/1.1) Section 14.42 */ 190 public static final String UPGRADE = "Upgrade"; 191 192 /** RFC 1945 (HTTP/1.0) Section 10.15, RFC 2616 (HTTP/1.1) Section 14.43 */ 193 public static final String USER_AGENT = "User-Agent"; 194 195 /** RFC 2616 (HTTP/1.1) Section 14.44 */ 196 public static final String VARY = "Vary"; 197 198 /** RFC 2616 (HTTP/1.1) Section 14.45 */ 199 public static final String VIA = "Via"; 200 201 /** RFC 2616 (HTTP/1.1) Section 14.46 */ 202 public static final String WARNING = "Warning"; 203 204 /** RFC 1945 (HTTP/1.0) Section 10.16, RFC 2616 (HTTP/1.1) Section 14.47 */ 205 public static final String WWW_AUTHENTICATE = "WWW-Authenticate"; 206 207 }