GetRaw(key string) ([]byte, error)
	Len() int
	List() ([]string, error)
	Del(key string) error
	DelList(key []string) error
	Open() error
	Delete() error
	Extension() string
}

// Key denotes the key present in the store.
type Key struct {
	Name   string
	IsLast bool
}

// replayItems - Reads the items from the store and replays.

	var size int
	for {
		b, err := cr.reader.ReadByte()
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
		if err != nil {
			cr.err = err
			return n, cr.err
		}
		if b == '\r' { // \r\n denotes end of size.
			err := mustRead('\n')
			if err != nil {
				cr.err = err
				return n, cr.err
			}
			break
		}

		// Manually deserialize the size since AWS specified