alluxio.master.journal.ufs

Class UfsJournalFileParser

java.lang.Object

alluxio.master.journal.ufs.UfsJournalFileParser

All Implemented Interfaces:

JournalFileParser, Closeable, AutoCloseable

@NotThreadSafe
public final class UfsJournalFileParser
extends Object
implements JournalFileParser

Implementation of JournalFileParser that parses a journal file.

Nested Class Summary

Nested classes/interfaces inherited from interface alluxio.master.journal.JournalFileParser

JournalFileParser.Factory

Constructor Summary

Constructors

Constructor and Description
UfsJournalFileParser(URI location) Creates a new instance of UfsJournalFileParser.

Method Summary

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

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UfsJournalFileParser

public UfsJournalFileParser(URI location)

Creates a new instance of UfsJournalFileParser.

Parameters:

location - the journal file location

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

next

public Journal.JournalEntry next()
                          throws IOException

Description copied from interface: JournalFileParser

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

Specified by:

next in interface JournalFileParser

Returns:

the journal entry, null if no more entry left

Throws:

IOException