org.objectweb.cjdbc.controller.recoverylog.events
Class ResetLogEvent

java.lang.Object
  org.objectweb.cjdbc.controller.recoverylog.events.ResetLogEvent

All Implemented Interfaces:

LogEvent

public class ResetLogEvent

extends java.lang.Object

implements LogEvent

This class defines a ResetLogEvent to reset the log

Version:

1.0

Author:

Emmanuel Cecchet

Field Summary

private java.lang.String	checkpointName
private long	newId
private long	oldId

Constructor Summary

ResetLogEvent(long oldCheckpointId, long newCheckpointId, java.lang.String checkpointName)
Creates a new ResetLogEvent object

Method Summary

boolean	belongToTransaction(long tid) Returns true if this logEvent belongs to the given transaction.
void	execute(LoggerThread loggerThread) Called by the LoggerThread to perform the needed operation on the log for this entry.

Methods inherited from class java.lang.Object

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

Field Detail

oldId

private long oldId

newId

private long newId

checkpointName

private java.lang.String checkpointName

Constructor Detail

ResetLogEvent

public ResetLogEvent(long oldCheckpointId,
                     long newCheckpointId,
                     java.lang.String checkpointName)

Creates a new ResetLogEvent object

Parameters:

oldCheckpointId - the old id of the checkpoint

newCheckpointId - the new checkpoint identifier

checkpointName - the checkpoint name to delete from.

Method Detail

belongToTransaction

public boolean belongToTransaction(long tid)

Description copied from interface: LogEvent

Returns true if this logEvent belongs to the given transaction.

Specified by:

belongToTransaction in interface LogEvent

Parameters:

tid - the transaction identifier

Returns:

true if this logEvent belongs to this transaction

See Also:

LogEvent.belongToTransaction(long)

execute

public void execute(LoggerThread loggerThread)

Description copied from interface: LogEvent

Called by the LoggerThread to perform the needed operation on the log for this entry.

Specified by:

execute in interface LogEvent

Parameters:

loggerThread - the logger thread calling this method

See Also:

LogEvent.execute(org.objectweb.cjdbc.controller.recoverylog.LoggerThread)