DownloadFileManager¶

DownloadFileManager is an abstraction of file managers that can createTempFile and registerTempFileToClean.

Contract¶

createTempFile¶

DownloadFile createTempFile(
  TransportConf transportConf)

Used when:

• DownloadCallback (of OneForOneBlockFetcher) is created

registerTempFileToClean¶

boolean registerTempFileToClean(
  DownloadFile file)

Used when:

• DownloadCallback (of OneForOneBlockFetcher) is requested to onComplete

Implementations¶

• RemoteBlockDownloadFileManager
• ShuffleBlockFetcherIterator