alluxio.master.journal

Interface JournalFileParser

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

UfsJournalFileParser

@NotThreadSafe
public interface JournalFileParser
extends Closeable

An interface to parse a journal file.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	JournalFileParser.Factory Factory to create JournalFileParser.

Method Summary

Modifier and Type	Method and Description
Journal.JournalEntry	next() Parses a journal file and returns the next entry from the journal file.

Methods inherited from interface java.io.Closeable

close

Method Detail

next

Journal.JournalEntry next()
                   throws IOException

Parses a journal file and returns the next entry from the journal file. Return null if there is no more entry left.

Returns:

the journal entry, null if no more entry left

Throws:

IOException