Class CheckPoint

java.lang.Object

org.jpos.transaction.participant.CheckPoint

All Implemented Interfaces:

Configurable, TransactionConstants, TransactionParticipant

public class CheckPoint
extends Object
implements TransactionParticipant, Configurable

Field Summary

Fields inherited from interface TransactionConstants

ABORTED, FAIL, NO_JOIN, PAUSE, PREPARED, READONLY, RETRY

Constructor Summary

Constructors

Constructor	Description
CheckPoint()

Method Summary

Modifier and Type	Method	Description
void	abort(long id, Serializable o)	Called by TransactionManager upon transaction commit.
void	commit(long id, Serializable o)	Called by TransactionManager upon transaction commit.
int	prepare(long id, Serializable o)	Called by TransactionManager in preparation for a transaction
void	setConfiguration(Configuration cfg)

Methods inherited from class Object

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

Constructor Details

CheckPoint

public CheckPoint()

Method Details

prepare

public int prepare(long id,
 Serializable o)

Description copied from interface: TransactionParticipant

Called by TransactionManager in preparation for a transaction

Specified by:

prepare in interface TransactionParticipant

Parameters:

id - the Transaction identifier

o - transaction context

Returns:

PREPARED or ABORTED (| NO_JOIN | READONLY)

commit

public void commit(long id,
 Serializable o)

Description copied from interface: TransactionParticipant

Called by TransactionManager upon transaction commit. Warning: implementation should be able to handle multiple calls with the same transaction id (rare crash recovery)

Specified by:

commit in interface TransactionParticipant

Parameters:

id - the Transaction identifier

o - transaction context

abort

public void abort(long id,
 Serializable o)

Description copied from interface: TransactionParticipant

Called by TransactionManager upon transaction commit. Warning: implementation should be able to handle multiple calls with the same transaction id (rare crash recovery)

Specified by:

abort in interface TransactionParticipant

Parameters:

id - the Transaction identifier

o - transaction context

setConfiguration

public void setConfiguration(Configuration cfg)

Specified by:

setConfiguration in interface Configurable

Parameters:

cfg - Configuration object