ActiveSupport::Cache::Strategy

• activesupport/lib/active_support/cache.rb
• activesupport/lib/active_support/cache/mem_cache_store.rb
• activesupport/lib/active_support/cache/null_store.rb
• activesupport/lib/active_support/cache/redis_cache_store.rb
• activesupport/lib/active_support/cache/strategy/local_cache.rb
• activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb