com.sleepycat.je.log.entry
Class BINDeltaLogEntry

java.lang.Object
  com.sleepycat.je.log.entry.SingleItemEntry
      com.sleepycat.je.log.entry.BINDeltaLogEntry

All Implemented Interfaces:

INContainingEntry, LogEntry, java.lang.Cloneable

public class BINDeltaLogEntry
extends SingleItemEntry
implements INContainingEntry

A BINDeltaLogEntry knows how to create a whole BIN from a delta entry.

Constructor Summary

BINDeltaLogEntry(java.lang.Class<BINDelta> logClass)

Method Summary

boolean	countAsObsoleteWhenLogged() Returns true if this item should be counted as obsoleted when logged.
DatabaseId	getDbId()
IN	getIN(EnvironmentImpl env)
int	getLastLoggedSize() By default, return zero because the last logged size is unknown.
LogEntryType	getLogType()
long	getLsnOfIN(long lastReadLsn)
void	postLogWork(long justLoggedLsn) Do any processing we need to do after logging, while under the logging latch.
void	setLogType(LogEntryType entryType) Inform a BaseEntry instance of its corresponding LogEntryType.
java.lang.String	toString()

Methods inherited from class com.sleepycat.je.log.entry.SingleItemEntry

clone, dumpEntry, getMainItem, getSize, getTransactionId, logicalEquals, readEntry, writeEntry

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.sleepycat.je.log.entry.LogEntry

countAsObsoleteWhenLogged, getLastLoggedSize, getLogType, postLogWork, setLogType

Constructor Detail

BINDeltaLogEntry

public BINDeltaLogEntry(java.lang.Class<BINDelta> logClass)

Parameters:

logClass -

Method Detail

getIN

public IN getIN(EnvironmentImpl env)
         throws DatabaseException

Specified by:

getIN in interface INContainingEntry

Returns:

the IN held within this log entry.

Throws:

DatabaseException

getDbId

public DatabaseId getDbId()

Specified by:

getDbId in interface INContainingEntry

Returns:

the database id held within this log entry.

getLsnOfIN

public long getLsnOfIN(long lastReadLsn)

Specified by:

getLsnOfIN in interface INContainingEntry

Returns:

the LSN that represents this IN. For this BINDelta, it's the last full version.

setLogType

public void setLogType(LogEntryType entryType)

Inform a BaseEntry instance of its corresponding LogEntryType.

getLogType

public LogEntryType getLogType()

Returns:

the type of log entry

getLastLoggedSize

public int getLastLoggedSize()

By default, return zero because the last logged size is unknown. This method is overridden by LNLogEntry.

countAsObsoleteWhenLogged

public boolean countAsObsoleteWhenLogged()

Returns true if this item should be counted as obsoleted when logged. This currently applies to deleted LNs only.

postLogWork

public void postLogWork(long justLoggedLsn)
                 throws DatabaseException

Do any processing we need to do after logging, while under the logging latch.

Throws:

DatabaseException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object