internal

type Lifecycle interface {
	// Initiate 初始化
	Initiate(parts int, start int, mime *mimetype.MIME) (urls []*bo.Url, err error)

	// Abort 取消
	Abort() (err error)

	// Complete 完成
	Complete(parts []*bo.Part) (err error)
}

type Uploader struct {
	// contains filtered or unexported fields
}

type Worker interface {
	Do() (err error)
}