Classes

Esi
Esi implements the ESI capabilities to Request and Response instances.
EsiResponseCacheStrategy knows how to compute the Response cache HTTP header based on the different ESI response cache headers.
Cache provides HTTP caching.
ResponseCacheStrategy knows how to compute the Response cache HTTP header based on the different response cache headers.
Ssi
Ssi implements the SSI capabilities to Request and Response instances.
Store implements all the logic for storing cache metadata (Request and Response headers).

Interfaces

ResponseCacheStrategyInterface implementations know how to compute the Response cache HTTP header based on the different response cache headers.
ResponseCacheStrategyInterface implementations know how to compute the Response cache HTTP header based on the different response cache headers.
Interface implemented by HTTP cache stores.