alluxio.master.journalv0

Interface JournalOutputStream

All Superinterfaces:

AutoCloseable

All Known Implementing Classes:

UfsJournalWriter.EntryOutputStream

public interface JournalOutputStream
extends AutoCloseable

This output stream writes Journal.JournalEntry objects to the journal. This output stream can write to both the journal checkpoint and the journal logs.

Method Summary

Modifier and Type	Method and Description
void	close() Closes the stream.
void	flush() Flushes the stream.
void	write(Journal.JournalEntry entry) Writes a Journal.JournalEntry to the journal.

Method Detail

write

void write(Journal.JournalEntry entry)
    throws IOException

Writes a Journal.JournalEntry to the journal.

Parameters:

entry - the entry to write to the journal

Throws:

IOException

close

void close()
    throws IOException

Closes the stream.

Specified by:

close in interface AutoCloseable

Throws:

IOException

flush

void flush()
    throws IOException

Flushes the stream.

Throws:

IOException