NewCopyOnWriteCache returns a cache implementation interface of Cache interface.

NewExpiryCache creates a Cache interface implementation with cleaning (expiration) routine.

CopyOnWriteCache is an implementation of Cache interface.

ExpiryCache is an implementation of Cache interface with cache expiration built in.

ExpiryCacheValue is cache value for expiry cache.

Cache is a very broad cache interface to support an array of underlying implementations.

Map is a custom map type definition.