| Interface | Description | 
|---|---|
| CacheDirective | |
| ContentDispositionType | |
| LanguageRange | 
| Class | Description | 
|---|---|
| Accept | Model for the `Accept` header. | 
| AcceptCharset | Model for the `Accept-Charset` header. | 
| AcceptEncoding | Model for the `Accept-Encoding` header. | 
| AcceptLanguage | Model for the `Accept-Language` header. | 
| AcceptRanges | Model for the `Accept-Ranges` header. | 
| AccessControlAllowCredentials | Model for the `Access-Control-Allow-Credentials` header. | 
| AccessControlAllowHeaders | Model for the `Access-Control-Allow-Headers` header. | 
| AccessControlAllowMethods | Model for the `Access-Control-Allow-Methods` header. | 
| AccessControlAllowOrigin | Model for the `Access-Control-Allow-Origin` header. | 
| AccessControlExposeHeaders | Model for the `Access-Control-Expose-Headers` header. | 
| AccessControlMaxAge | Model for the `Access-Control-Max-Age` header. | 
| AccessControlRequestHeaders | Model for the `Access-Control-Request-Headers` header. | 
| AccessControlRequestMethod | Model for the `Access-Control-Request-Method` header. | 
| Age | Model for the `Age` header. | 
| Allow | Model for the `Allow` header. | 
| Authorization | Model for the `Authorization` header. | 
| BasicHttpCredentials | |
| ByteRange | |
| CacheControl | Model for the `Cache-Control` header. | 
| CacheDirectives | |
| Connection | Model for the `Connection` header. | 
| ContentDisposition | Model for the `Content-Disposition` header. | 
| ContentDispositionTypes | |
| ContentEncoding | Model for the `Content-Encoding` header. | 
| ContentLength | Model for the `Content-Length` header. | 
| ContentLocation | Model for the `ContentLocation` header. | 
| ContentRange | Model for the `Content-Range` header. | 
| ContentType | Model for the `Content-Type` header. | 
| Cookie | Model for the `Cookie` header. | 
| CustomHeader | The model of an HTTP header. | 
| Date | Model for the `Date` header. | 
| EntityTag | |
| EntityTagRange | |
| EntityTagRanges | |
| ETag | Model for the `ETag` header. | 
| Expires | Model for the `Expires` header. | 
| Host | |
| HttpChallenge | |
| HttpCookie | |
| HttpCookiePair | Represents a cookie pair as used in the `Cookie` header as specified in
 http://tools.ietf.org/search/rfc6265#section-4.2.1 | 
| HttpCookieSpec | |
| HttpCredentials | |
| HttpEncoding | |
| HttpEncodingRange | |
| HttpEncodingRanges | |
| HttpEncodings | |
| HttpOrigin | |
| HttpOriginRange | |
| HttpOriginRanges | |
| IfMatch | Model for the `If-Match` header. | 
| IfModifiedSince | Model for the `If-Modified-Since` header. | 
| IfNoneMatch | Model for the `If-None-Match` header. | 
| IfUnmodifiedSince | Model for the `If-Unmodified-Since` header. | 
| Language | |
| LanguageRanges | |
| LastEventId | The Last-Event-ID header is sent by a client to the server to signal the ID of the last
 sever-sent event received. | 
| LastModified | Model for the `Last-Modified` header. | 
| Link | Model for the `Link` header. | 
| LinkParam | |
| LinkParams | |
| LinkValue | |
| Location | Model for the `Location` header. | 
| ModeledCustomHeader | Support class for building user-defined custom headers defined by implementing `name` and
 `value`. | 
| ModeledCustomHeaderFactory<H extends ModeledCustomHeader> | Companion class for the  ModeledCustomHeaderclass. | 
| OAuth2BearerToken | |
| Origin | Model for the `Origin` header. | 
| ProductVersion | |
| ProxyAuthenticate | Model for the `Proxy-Authenticate` header. | 
| ProxyAuthorization | Model for the `Proxy-Authorization` header. | 
| Range | Model for the `Range` header. | 
| RangeUnit | |
| RangeUnits | |
| RawHeader | A header in its 'raw' name/value form, not parsed into a modelled header class. | 
| RawRequestURI | Model for the `Raw-Request-URI` header. | 
| Referer | Model for the `Referer` header. | 
| RemoteAddress | Deprecated | 
| RetryAfter | Model for the `Retry-After` header. | 
| SecWebSocketProtocol | Model for the `Sec-WebSocket-Protocol` header. | 
| Server | Model for the `Server` header. | 
| SetCookie | Model for the `Set-Cookie` header. | 
| StrictTransportSecurity | Model for the `Strict-Transport-Security` header. | 
| TE | Model for the `Transfer-Encoding` header. | 
| TimeoutAccess | Model for the synthetic `Timeout-Access` header. | 
| TlsSessionInfo | Model for the synthetic `Tls-Session-Info` header which carries the SSLSession of the connection
 the message carrying this header was received with. | 
| TransferEncoding | Model for the `Transfer-Encoding` header. | 
| UserAgent | Model for the `User-Agent` header. | 
| WWWAuthenticate | Model for the `WWW-Authenticate` header. | 
| XForwardedFor | Model for the `X-Forwarded-For` header. | 
| XForwardedHost | Model for the `X-Forwarded-Host` header. | 
| XForwardedProto | Model for the `X-Forwarded-Proto` header. | 
| XRealIp | Model for the `X-Real-Ip` header. | 
| Enum | Description | 
|---|---|
| SameSite | The Cookie SameSite attribute as defined by RFC6265bis and Incrementally Better
 Cookies. |