CachedResponseHandler
public protocol CachedResponseHandler
A type that handles whether the data task should store the HTTP response in the cache.
-
Determines whether the HTTP response should be stored in the cache.
The
completion
closure should be passed one of three possible options:- The cached response provided by the server (this is the most common use case).
- A modified version of the cached response (you may want to modify it in some way before caching).
- A
nil
value to prevent the cached response from being stored in the cache.
Declaration
Swift
func dataTask(_ task: URLSessionDataTask, willCacheResponse response: CachedURLResponse, completion: @escaping (CachedURLResponse?) -> Void)
Parameters
task
The data task whose request resulted in the cached response.
response
The cached response to potentially store in the cache.
completion
The closure to execute containing cached response, a modified response, or
nil
.