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001 /*
002 * Copyright (C) 2011 The Guava Authors
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017 package com.google.common.net;
018
019 import com.google.common.annotations.Beta;
020 import com.google.common.annotations.GwtCompatible;
021
022 /**
023 * Contains constant definitions for the HTTP header field names. See:
024 * <ul>
025 * <li><a href="http://www.ietf.org/rfc/rfc2109.txt">RFC 2109</a>
026 * <li><a href="http://www.ietf.org/rfc/rfc2183.txt">RFC 2183</a>
027 * <li><a href="http://www.ietf.org/rfc/rfc2616.txt">RFC 2616</a>
028 * <li><a href="http://www.ietf.org/rfc/rfc2965.txt">RFC 2965</a>
029 * <li><a href="http://www.ietf.org/rfc/rfc5988.txt">RFC 5988</a>
030 * </ul>
031 *
032 * @author Kurt Alfred Kluever
033 * @since 11.0
034 */
035 @Beta
036 @GwtCompatible
037 public final class HttpHeaders {
038 private HttpHeaders() {}
039
040 // HTTP Request and Response header fields
041
042 /** The HTTP Cache-Control header field name. */
043 public static final String CACHE_CONTROL = "Cache-Control";
044 /** The HTTP Content-Length header field name. */
045 public static final String CONTENT_LENGTH = "Content-Length";
046 /** The HTTP Content-Type header field name. */
047 public static final String CONTENT_TYPE = "Content-Type";
048 /** The HTTP Date header field name. */
049 public static final String DATE = "Date";
050 /** The HTTP Pragma header field name. */
051 public static final String PRAGMA = "Pragma";
052 /** The HTTP Via header field name. */
053 public static final String VIA = "Via";
054 /** The HTTP Warning header field name. */
055 public static final String WARNING = "Warning";
056
057 // HTTP Request header fields
058
059 /** The HTTP Accept header field name. */
060 public static final String ACCEPT = "Accept";
061 /** The HTTP Accept-Charset header field name. */
062 public static final String ACCEPT_CHARSET = "Accept-Charset";
063 /** The HTTP Accept-Encoding header field name. */
064 public static final String ACCEPT_ENCODING = "Accept-Encoding";
065 /** The HTTP Accept-Language header field name. */
066 public static final String ACCEPT_LANGUAGE = "Accept-Language";
067 /** The HTTP Access-Control-Request-Headers header field name. */
068 public static final String ACCESS_CONTROL_REQUEST_HEADERS = "Access-Control-Request-Headers";
069 /** The HTTP Access-Control-Request-Method header field name. */
070 public static final String ACCESS_CONTROL_REQUEST_METHOD = "Access-Control-Request-Method";
071 /** The HTTP Authorization header field name. */
072 public static final String AUTHORIZATION = "Authorization";
073 /** The HTTP Connection header field name. */
074 public static final String CONNECTION = "Connection";
075 /** The HTTP Cookie header field name. */
076 public static final String COOKIE = "Cookie";
077 /** The HTTP Expect header field name. */
078 public static final String EXPECT = "Expect";
079 /** The HTTP From header field name. */
080 public static final String FROM = "From";
081 /** The HTTP Host header field name. */
082 public static final String HOST = "Host";
083 /** The HTTP If-Match header field name. */
084 public static final String IF_MATCH = "If-Match";
085 /** The HTTP If-Modified-Since header field name. */
086 public static final String IF_MODIFIED_SINCE = "If-Modified-Since";
087 /** The HTTP If-None-Match header field name. */
088 public static final String IF_NONE_MATCH = "If-None-Match";
089 /** The HTTP If-Range header field name. */
090 public static final String IF_RANGE = "If-Range";
091 /** The HTTP If-Unmodified-Since header field name. */
092 public static final String IF_UNMODIFIED_SINCE = "If-Unmodified-Since";
093 /** The HTTP Last-Event-ID header field name. */
094 public static final String LAST_EVENT_ID = "Last-Event-ID";
095 /** The HTTP Max-Forwards header field name. */
096 public static final String MAX_FORWARDS = "Max-Forwards";
097 /** The HTTP Origin header field name. */
098 public static final String ORIGIN = "Origin";
099 /** The HTTP Proxy-Authorization header field name. */
100 public static final String PROXY_AUTHORIZATION = "Proxy-Authorization";
101 /** The HTTP Range header field name. */
102 public static final String RANGE = "Range";
103 /** The HTTP Referer header field name. */
104 public static final String REFERER = "Referer";
105 /** The HTTP TE header field name. */
106 public static final String TE = "TE";
107 /** The HTTP Upgrade header field name. */
108 public static final String UPGRADE = "Upgrade";
109 /** The HTTP User-Agent header field name. */
110 public static final String USER_AGENT = "User-Agent";
111
112 // HTTP Response header fields
113
114 /** The HTTP Accept-Ranges header field name. */
115 public static final String ACCEPT_RANGES = "Accept-Ranges";
116 /** The HTTP Access-Control-Allow-Headers header field name. */
117 public static final String ACCESS_CONTROL_ALLOW_HEADERS = "Access-Control-Allow-Headers";
118 /** The HTTP Access-Control-Allow-Methods header field name. */
119 public static final String ACCESS_CONTROL_ALLOW_METHODS = "Access-Control-Allow-Methods";
120 /** The HTTP Access-Control-Allow-Origin header field name. */
121 public static final String ACCESS_CONTROL_ALLOW_ORIGIN = "Access-Control-Allow-Origin";
122 /** The HTTP Access-Control-Allow-Credentials header field name. */
123 public static final String ACCESS_CONTROL_ALLOW_CREDENTIALS = "Access-Control-Allow-Credentials";
124 /** The HTTP Access-Control-Expose-Headers header field name. */
125 public static final String ACCESS_CONTROL_EXPOSE_HEADERS = "Access-Control-Expose-Headers";
126 /** The HTTP Access-Control-Max-Age header field name. */
127 public static final String ACCESS_CONTROL_MAX_AGE = "Access-Control-Max-Age";
128 /** The HTTP Age header field name. */
129 public static final String AGE = "Age";
130 /** The HTTP Allow header field name. */
131 public static final String ALLOW = "Allow";
132 /** The HTTP Content-Disposition header field name. */
133 public static final String CONTENT_DISPOSITION = "Content-Disposition";
134 /** The HTTP Content-Encoding header field name. */
135 public static final String CONTENT_ENCODING = "Content-Encoding";
136 /** The HTTP Content-Language header field name. */
137 public static final String CONTENT_LANGUAGE = "Content-Language";
138 /** The HTTP Content-Location header field name. */
139 public static final String CONTENT_LOCATION = "Content-Location";
140 /** The HTTP Content-MD5 header field name. */
141 public static final String CONTENT_MD5 = "Content-MD5";
142 /** The HTTP Content-Range header field name. */
143 public static final String CONTENT_RANGE = "Content-Range";
144 /** The HTTP ETag header field name. */
145 public static final String ETAG = "ETag";
146 /** The HTTP Expires header field name. */
147 public static final String EXPIRES = "Expires";
148 /** The HTTP Last-Modified header field name. */
149 public static final String LAST_MODIFIED = "Last-Modified";
150 /** The HTTP Link header field name. */
151 public static final String LINK = "Link";
152 /** The HTTP Location header field name. */
153 public static final String LOCATION = "Location";
154 /** The HTTP P3P header field name. Limited browser support. */
155 public static final String P3P = "P3P";
156 /** The HTTP Proxy-Authenticate header field name. */
157 public static final String PROXY_AUTHENTICATE = "Proxy-Authenticate";
158 /** The HTTP Refresh header field name. Non-standard header supported by most browsers. */
159 public static final String REFRESH = "Refresh";
160 /** The HTTP Retry-After header field name. */
161 public static final String RETRY_AFTER = "Retry-After";
162 /** The HTTP Server header field name. */
163 public static final String SERVER = "Server";
164 /** The HTTP Set-Cookie header field name. */
165 public static final String SET_COOKIE = "Set-Cookie";
166 /** The HTTP Set-Cookie2 header field name. */
167 public static final String SET_COOKIE2 = "Set-Cookie2";
168 /** The HTTP Trailer header field name. */
169 public static final String TRAILER = "Trailer";
170 /** The HTTP Transfer-Encoding header field name. */
171 public static final String TRANSFER_ENCODING = "Transfer-Encoding";
172 /** The HTTP Vary header field name. */
173 public static final String VARY = "Vary";
174 /** The HTTP WWW-Authenticate header field name. */
175 public static final String WWW_AUTHENTICATE = "WWW-Authenticate";
176
177 // Common, non-standard HTTP header fields
178
179 /** The HTTP DNT header field name. */
180 public static final String DNT = "DNT";
181 /** The HTTP X-Content-Type-Options header field name. */
182 public static final String X_CONTENT_TYPE_OPTIONS = "X-Content-Type-Options";
183 /** The HTTP X-Do-Not-Track header field name. */
184 public static final String X_DO_NOT_TRACK = "X-Do-Not-Track";
185 /** The HTTP X-Forwarded-For header field name. */
186 public static final String X_FORWARDED_FOR = "X-Forwarded-For";
187 /** The HTTP X-Forwarded-Proto header field name. */
188 public static final String X_FORWARDED_PROTO = "X-Forwarded-Proto";
189 /** The HTTP X-Frame-Options header field name. */
190 public static final String X_FRAME_OPTIONS = "X-Frame-Options";
191 /** The HTTP X-Powered-By header field name. */
192 public static final String X_POWERED_BY = "X-Powered-By";
193 /** The HTTP X-Requested-With header field name. */
194 public static final String X_REQUESTED_WITH = "X-Requested-With";
195 /** The HTTP X-User-IP header field name. */
196 public static final String X_USER_IP = "X-User-IP";
197 /** The HTTP X-XSS-Protection header field name. */
198 public static final String X_XSS_PROTECTION = "X-XSS-Protection";
199
200 }
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