cache

type Cache interface {
	SetRegion(region string) error
	Get(key string) (v interface{}, err error)
	Has(key string) (ok bool, err error)
	Add(key string, value interface{}, lifetime time.Duration) error
	Set(key string, value interface{}, lifetime time.Duration) error
	Delete(key string) error
	Keys() (keys []string, err error)
	Flush() error
}

type CacheDriver interface {
	Open(region string, args map[string]string) (cache Cache, err error)
}