com.sleepycat.je.log

Class LogItem

java.lang.Object

com.sleepycat.je.log.LogItem

public class LogItem
extends Object

Values returned when a item is logged. This class is used as a simple struct for returning multiple values, and does not need getters and setters.

Field Summary

Fields

Modifier and Type	Field and Description
ByteBuffer	buffer The bytes of new log entry.
ReplicableLogEntry	cachedEntry Used for saving the materialized form of the buffer in LogItemCache.
LogEntryHeader	header The header of the new log entry.
long	lsn LSN of the new log entry.
int	size Size of the new log entry.

Constructor Summary

Constructors

Constructor and Description
LogItem()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

lsn

public long lsn

LSN of the new log entry. Is NULL_LSN if a BIN-delta is logged. If not NULL_LSN for a tree node, is typically used to update the slot in the parent IN.

size

public int size

Size of the new log entry. Is used to update the LN slot in the BIN.

header

public LogEntryHeader header

The header of the new log entry. Used by HA to do VLSN tracking and implement a tip cache.

buffer

public ByteBuffer buffer

The bytes of new log entry. Used by HA to implement a tip cache.

cachedEntry

public volatile ReplicableLogEntry cachedEntry

Used for saving the materialized form of the buffer in LogItemCache.

Constructor Detail

LogItem

public LogItem()