kodo.event
Class TransactionEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--kodo.event.TransactionEvent

All Implemented Interfaces:

Serializable

public class TransactionEvent

extends EventObject

A transactional event on a persistence manager. The event source is the KodoPersistenceManager whose transaction state changed.

Since:

3.0

See Also:

Serialized Form

Field Summary

static short	AFTER_BEGIN Event type signifying that a transaction has just begun.
static short	AFTER_COMMIT Event type signifying that the transaction has committed.
static short	AFTER_FLUSH Event type signifying that changes have been flushed to the datastore.
static short	AFTER_ROLLBACK Event type signifying that the transaction was rolled back.
static short	AFTER_STATE_TRANSITIONS Event type signifying that all state transitions have been made.
static short	BEFORE_COMMIT Event type signifying that the transaction is about to be committed.
static short	BEFORE_FLUSH Event type signifying that changes are about to be flushed to the datastore.

Fields inherited from class java.util.EventObject

source

Constructor Summary

TransactionEvent(KodoPersistenceManager pm, short type, Collection trans)
Constructor.

Method Summary

Collection	getTransactionalObjects() Return the unmodifiable set of persistence capable objects participating in the transaction.
short	getType() Return the type of event.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

AFTER_BEGIN

public static final short AFTER_BEGIN

Event type signifying that a transaction has just begun.

BEFORE_FLUSH

public static final short BEFORE_FLUSH

Event type signifying that changes are about to be flushed to the datastore. This does not necessarily mean that a commit is taking place.

AFTER_FLUSH

public static final short AFTER_FLUSH

Event type signifying that changes have been flushed to the datastore. This event is only fired if flushing is successful.

BEFORE_COMMIT

public static final short BEFORE_COMMIT

Event type signifying that the transaction is about to be committed. This will be fired before the BEFORE_FLUSH event for the transaction, so that you can differentiate between flushes for commits and other flushes.

AFTER_COMMIT

public static final short AFTER_COMMIT

Event type signifying that the transaction has committed.

AFTER_ROLLBACK

public static final short AFTER_ROLLBACK

Event type signifying that the transaction was rolled back.

AFTER_STATE_TRANSITIONS

public static final short AFTER_STATE_TRANSITIONS

Event type signifying that all state transitions have been made.

Constructor Detail

TransactionEvent

public TransactionEvent(KodoPersistenceManager pm,
                        short type,
                        Collection trans)

Constructor.

Parameters:

pm - the event source

type - the event type

trans - transactional objects

Method Detail

getType

public short getType()

Return the type of event.

getTransactionalObjects

public Collection getTransactionalObjects()

Return the unmodifiable set of persistence capable objects participating in the transaction.