This interface is implemented by the class CL_HTTP_SERVER.
The structure of the interface and its relationship to the other interfaces are shown in the diagram in ICF Classes and Interfaces.
The attributes and methods are explained in this documentation.
An object in the class CL_HTTP_SERVER, the control block, is created for every incoming request. This object contains, among other things, the data structures for the HTTP request and HTTP response data. Objects in the classes CL_HTTP_REQUEST and CL_HTTP_RESPONSE implement the interfaces IF_HTTP_RESPONSE and IF_HTTP_REQUEST. The interface IF_HTTP_SERVER provides interface references to these data structures: Attribute REQUEST und RESPONSE.