Caches that implement LocalCache will be backed by an in-memory cache for the duration of a block. Repeated calls to the cache for the same key will hit the in-memory cache for faster access.
Middleware class can be inserted as a Rack handler to be local cache for the duration of request.
# File lib/active_support/cache/strategy/local_cache.rb, line 80 def middleware @middleware ||= Middleware.new( "ActiveSupport::Cache::Strategy::LocalCache", thread_local_key) end
Use a local cache for the duration of block.
# File lib/active_support/cache/strategy/local_cache.rb, line 43 def with_local_cache save_val = Thread.current[thread_local_key] begin Thread.current[thread_local_key] = LocalStore.new yield ensure Thread.current[thread_local_key] = save_val end end