Package com.arjuna.ats.internal.jta.recovery.arjunacore

Class SubordinateAtomicActionRecoveryModule

java.lang.Object

com.arjuna.ats.internal.jta.recovery.arjunacore.SubordinateAtomicActionRecoveryModule

All Implemented Interfaces:

RecoveryModule

public class SubordinateAtomicActionRecoveryModule
extends Object
implements RecoveryModule

This class is purely used by the recovery system to load the transactions into memory so we can be sure that orphan detection can find the TransactionImple if the EIS has not called XATerminator::recover yet At the time of writing this module is utilized by the SubordinationManagerXAResourceOrphanFilter to ensure that it can check with the SubordinationManager if the transaction is in flight during orphan detection.

Constructor Summary

Constructors

Constructor	Description
SubordinateAtomicActionRecoveryModule()

Method Summary

Modifier and Type	Method	Description
boolean	isRecoveryScanCompletedWithoutError()	Used to ensure that the orphan detection has fully loaded the transaction state before asserting a decision.
void	periodicWorkFirstPass()	Called by the RecoveryManager at start up, and then PERIODIC_RECOVERY_PERIOD seconds after the completion, for all RecoveryModules, of the second pass
void	periodicWorkSecondPass()	Called by the RecoveryManager RECOVERY_BACKOFF_PERIOD seconds after the completion of the first pass

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.arjuna.ats.arjuna.recovery.RecoveryModule

hasWorkLeftToDo

Constructor Details

SubordinateAtomicActionRecoveryModule

public SubordinateAtomicActionRecoveryModule()

Method Details

periodicWorkFirstPass

public void periodicWorkFirstPass()

Description copied from interface: RecoveryModule

Called by the RecoveryManager at start up, and then PERIODIC_RECOVERY_PERIOD seconds after the completion, for all RecoveryModules, of the second pass

Specified by:

periodicWorkFirstPass in interface RecoveryModule

periodicWorkSecondPass

public void periodicWorkSecondPass()

Description copied from interface: RecoveryModule

Called by the RecoveryManager RECOVERY_BACKOFF_PERIOD seconds after the completion of the first pass

Specified by:

periodicWorkSecondPass in interface RecoveryModule

isRecoveryScanCompletedWithoutError

public boolean isRecoveryScanCompletedWithoutError()

Used to ensure that the orphan detection has fully loaded the transaction state before asserting a decision.

Returns:

Whether the last recovery scan completed without an error