alluxio.master.journal.raft

Class JournalEntryCommand

java.lang.Object

alluxio.master.journal.raft.JournalEntryCommand

public class JournalEntryCommand
extends Object

Command for writing an arbitrary journal entry. Journal entries are serialized by writing their size as an integer, followed by their bytes serialized in protocol buffer format.

Constructor Summary

Constructors

Constructor and Description
JournalEntryCommand() No-arg constructor for use by Catalyst deserialization.
JournalEntryCommand(Journal.JournalEntry entry) Constructs a JournalEntryCommand for a journal entry.

Method Summary

Modifier and Type	Method and Description
byte[]	getSerializedJournalEntry()
int	getSize()

Methods inherited from class java.lang.Object

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

Constructor Detail

JournalEntryCommand

public JournalEntryCommand()

No-arg constructor for use by Catalyst deserialization.

JournalEntryCommand

public JournalEntryCommand(Journal.JournalEntry entry)

Constructs a JournalEntryCommand for a journal entry.

Parameters:

entry - the journal entry

Method Detail

getSize

public int getSize()

Returns:

the serialized size of the journal entry

getSerializedJournalEntry

public byte[] getSerializedJournalEntry()

Returns:

the serialized journal entry