Package alluxio.master.journal

Interface Summary

Interface	Description
Journal	A journal for persisting journal entries.
JournalContext	Context for storing journaling information.
JournalEntryIterable	Interface to get an iterator of Journal.JournalEntrys.
JournalEntryRepresentable	This interface enables representing a class as a Journal.JournalEntry.
JournalEntryStateMachine	Interface for a state machine which operates on Journal.JournalEntrys.
JournalFileParser	An interface to parse a journal file.
JournalReader	This class manages reading from the journal.
JournalSystem	A journal system for storing and applying journal entries.
JournalWriter	Interface for a class that can write and flush journal entries.

Class Summary

Class	Description
AbstractJournalSystem	Base implementation for journal systems.
AsyncJournalWriter	This enables async journal writing, as well as some batched journal flushing.
JournalEntryAssociation	Association from journal entry to the master it applies to.
JournalEntryStreamReader	Class for reading journal entries from an input stream.
JournalFileParser.Factory	Factory to create JournalFileParser.
JournalSystem.Builder	Builder for constructing a journal system.
JournalTool	Tool for reading the journal entries given a range of sequence numbers.
JournalUpgrader	Tool to upgrade journal from v0 to v1.
JournalUtils	Utility methods for working with the Alluxio journal.
MasterJournalContext	Context for storing master journal information.
NoopJournalContext	Noop version of JournalContext.
StateChangeJournalContext	Context for correctly managing the state change lock for a wrapped journal context.

Enum Summary

Enum	Description
JournalSystem.Mode	The mode of the journal system.
JournalType	Enumerates the different types of journals that Alluxio may be configured with.