alluxio.master.file.meta

Class InodeDirectoryIdGenerator

java.lang.Object

alluxio.master.file.meta.InodeDirectoryIdGenerator

All Implemented Interfaces:

Checkpointed, Journaled, JournalEntryIterable

@ThreadSafe
public class InodeDirectoryIdGenerator
extends java.lang.Object
implements Journaled

Inode id management for directory inodes. Keep track of a block container id, along with a block sequence number. If the block sequence number reaches the limit, a new block container id is retrieved.

Constructor Summary

Constructors

Constructor and Description
InodeDirectoryIdGenerator(ContainerIdGenerable containerIdGenerator)

Method Summary

Modifier and Type	Method and Description
CheckpointName	getCheckpointName()
java.util.Iterator<Journal.JournalEntry>	getJournalEntryIterator()
boolean	processJournalEntry(Journal.JournalEntry entry)
void	resetState()

Methods inherited from class java.lang.Object

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

Methods inherited from interface alluxio.master.journal.Journaled

applyAndJournal, restoreFromCheckpoint, writeToCheckpoint

Constructor Detail

InodeDirectoryIdGenerator

public InodeDirectoryIdGenerator(ContainerIdGenerable containerIdGenerator)

Parameters:

containerIdGenerator - the container id generator to use

Method Detail

processJournalEntry

public boolean processJournalEntry(Journal.JournalEntry entry)

Specified by:

processJournalEntry in interface Journaled

resetState

public void resetState()

Specified by:

resetState in interface Journaled

getJournalEntryIterator

public java.util.Iterator<Journal.JournalEntry> getJournalEntryIterator()

Specified by:

getJournalEntryIterator in interface JournalEntryIterable

getCheckpointName

public CheckpointName getCheckpointName()

Specified by:

getCheckpointName in interface Checkpointed