Uses of Interface
alluxio.master.journal.Journaled

Packages that use Journaled

Package	Description
alluxio.master
alluxio.master.block
alluxio.master.file
alluxio.master.file.meta
alluxio.master.job
alluxio.master.journal
alluxio.master.journal.raft
alluxio.master.meta
alluxio.master.metrics
alluxio.master.scheduler
alluxio.underfs

Uses of Journaled in alluxio.master

Subinterfaces of Journaled in alluxio.master

Modifier and Type	Interface and Description
interface	Master This interface contains common operations for all masters.

Classes in alluxio.master that implement Journaled

Modifier and Type	Class and Description
class	AbstractMaster This is the base class for all masters, and contains common functionality.
class	CoreMaster Abstract class for masters that run in the core master process.
class	NoopMaster Master implementation that does nothing.

Uses of Journaled in alluxio.master.block

Subinterfaces of Journaled in alluxio.master.block

Modifier and Type	Interface and Description
interface	BlockMaster Interface of the block master that manages the metadata for all the blocks and block workers in Alluxio.

Classes in alluxio.master.block that implement Journaled

Modifier and Type	Class and Description
class	DefaultBlockMaster This block master manages the metadata for all the blocks and block workers in Alluxio.
class	DefaultBlockMasterContainerIdJournaled Writes a single journal - essential to the DefaultBlockMaster - entry to a checkpoint.

Uses of Journaled in alluxio.master.file

Subinterfaces of Journaled in alluxio.master.file

Modifier and Type	Interface and Description
interface	FileSystemMaster The interface of file system master service.

Classes in alluxio.master.file that implement Journaled

Modifier and Type	Class and Description
class	DefaultFileSystemMaster The master that handles all file system metadata management.

Methods in alluxio.master.file that return Journaled

Modifier and Type	Method and Description
Journaled	DefaultFileSystemMaster.getDelegate()

Uses of Journaled in alluxio.master.file.meta

Classes in alluxio.master.file.meta that implement Journaled

Modifier and Type	Class and Description
class	InodeDirectoryIdGenerator Inode id management for directory inodes.
class	InodeTree Represents the tree of Inodes.
class	InodeTreePersistentState Class for managing persistent inode tree state.
class	MountTable This class is used for keeping track of Alluxio mount points.
class	MountTable.State Persistent mount table state.

Methods in alluxio.master.file.meta that return Journaled

Modifier and Type	Method and Description
Journaled	MountTable.getDelegate()
Journaled	InodeTree.getDelegate()

Uses of Journaled in alluxio.master.job

Classes in alluxio.master.job that implement Journaled

Modifier and Type	Class and Description
class	JobMaster The master that handles all job managing operations.

Uses of Journaled in alluxio.master.journal

Subinterfaces of Journaled in alluxio.master.journal

Modifier and Type	Interface and Description
interface	DelegatingJournaled Convenient interface for classes which delegate their journaling methods to another journaled object.
interface	JournalMaster Interface for journal master implementations.
interface	NoopJournaled Interface providing default implementations which do nothing.

Classes in alluxio.master.journal that implement Journaled

Modifier and Type	Class and Description
class	DefaultJournalMaster Default implementation for JournalMaster.
class	JournaledGroup Convenience class which groups together multiple Journaled components as a single Journaled component.
class	SingleEntryJournaled Journaled component responsible for journaling a single journal entry.

Methods in alluxio.master.journal that return Journaled

Modifier and Type	Method and Description
Journaled	DelegatingJournaled.getDelegate()

Methods in alluxio.master.journal that return types with arguments of type Journaled

Modifier and Type	Method and Description
List<Journaled>	JournaledGroup.getJournaled()

Methods in alluxio.master.journal with parameters of type Journaled

Modifier and Type	Method and Description
static void	JournalUtils.restoreJournalEntryCheckpoint(CheckpointInputStream input, Journaled journaled) Restores the given journaled object from the journal entries in the input stream.

Constructor parameters in alluxio.master.journal with type arguments of type Journaled

Constructor and Description
JournaledGroup(List<Journaled> journaled, CheckpointName checkpointName) Creates an instance of a single journaled component, from a list of journaled components.

Uses of Journaled in alluxio.master.journal.raft

Classes in alluxio.master.journal.raft that implement Journaled

Modifier and Type	Class and Description
class	SnapshotIdJournaled Simple implementation to write and recover the snapshot ID when checkpointing.

Methods in alluxio.master.journal.raft that return Journaled

Modifier and Type	Method and Description
Journaled	RaftJournal.getStateMachine()

Constructors in alluxio.master.journal.raft with parameters of type Journaled

Constructor and Description
RaftJournal(Journaled stateMachine, URI location, AtomicReference<AsyncJournalWriter> journalWriter)

Uses of Journaled in alluxio.master.meta

Subinterfaces of Journaled in alluxio.master.meta

Modifier and Type	Interface and Description
interface	MetaMaster The interface of meta master.

Classes in alluxio.master.meta that implement Journaled

Modifier and Type	Class and Description
class	DefaultMetaMaster The default meta master.
static class	DefaultMetaMaster.State Journaled state for MetaMaster.
class	PathProperties Source of truth for path level properties.
static class	PathProperties.State Journaled state of path level properties.

Methods in alluxio.master.meta that return Journaled

Modifier and Type	Method and Description
Journaled	PathProperties.getDelegate()

Uses of Journaled in alluxio.master.metrics

Subinterfaces of Journaled in alluxio.master.metrics

Modifier and Type	Interface and Description
interface	MetricsMaster Interface of the metrics master that aggregates the cluster-level metrics from workers and clients.

Classes in alluxio.master.metrics that implement Journaled

Modifier and Type	Class and Description
class	DefaultMetricsMaster Default implementation of the metrics master.

Uses of Journaled in alluxio.master.scheduler

Classes in alluxio.master.scheduler that implement Journaled

Modifier and Type	Class and Description
class	JournaledJobMetaStore A journaled job meta store.

Uses of Journaled in alluxio.underfs

Classes in alluxio.underfs that implement Journaled

Modifier and Type	Class and Description
class	MasterUfsManager A class that manages the UFS for master servers.

Methods in alluxio.underfs that return Journaled

Modifier and Type	Method and Description
Journaled	MasterUfsManager.getDelegate()