javax.ws.rs.core
Interfaces 
HttpHeaders
MultivaluedMap
PathSegment
Request
Response.StatusType
SecurityContext
StreamingOutput
UriInfo
Classes 
Application
CacheControl
Cookie
EntityTag
GenericEntity
MediaType
NewCookie
Response
Response.ResponseBuilder
UriBuilder
Variant
Variant.VariantListBuilder
Enums 
Response.Status
Response.Status.Family
Exceptions 
UriBuilderException
Annotation Types 
Context