store

type KeysInfo struct {
	Key  string
	Size int64
}

type KeysInfoSlice []KeysInfo

type StSlice []Store

type Store interface {
	Close() error
	Put(key string, value []byte) error
	PutTTL(key string, value []byte, ttl time.Duration) error
	Get(key string) ([]byte, error)

	TTL(key string) (time.Duration, error)

	RPut(key string, r io.Reader, size int64) error
	RPutTTL(key string, r io.Reader, size int64, ttl time.Duration) error
	RGet(key string) (io.Reader, error)

	Exist(key string) (bool, error)
	Delete(key string) error

	RangeKeys(prefix, limit string, max int) (KeysInfoSlice, error)
	Range(prefix, limit string, cb func(key string, value []byte) bool) error
	RRange(prefix, limit string, cb func(key string, r io.Reader) bool) error
}