package oss

import "io"

type UploadConf struct {
	Overwrite bool
}

type IOss interface {
	UploadFile(absPath string, key string, conf *UploadConf) (string, error)
	Upload(reader io.Reader, len int64, key string, conf *UploadConf) (string, error)
	Delete(key string) error
	Exists(key string) (bool)
}