To accomplish the mapping in a flexible and exchangeable way, there exists a set of interfaces that can be implemented as adapters to provide a representation that the FTP Publisher understands.

• 为了能以一种灵活且可替换的方式来完成映射，有一系列的接口能够作为适配器被实现，用来提供一种能让 FTP 发布者理解的表示。