Package kodo.event

Event Notification Framework

See:
Description

Interface Summary

OrphanedKeyAction	Perform an action when Kodo detects an orphaned key in the database.
RemoteCommitListener	An entity that wishes to be notified when PersistenceManagers associated with remote PersistenceManagerFactories commit.
RemoteCommitProvider	An entity that is responsible for communicating commit notification to other RemoteCommitEventManagers.
TransactionListener	An entity that wishes to be notified on certain PersistenceManager transactional status changes.

Class Summary

AbstractRemoteCommitProvider	Abstract implementation of RemoteCommitProvider.
AbstractTransactionListener	Abstract implementation of the TransactionListener interface that provides no-op implementations of all methods.
ExceptionOrphanedKeyAction	Throw a javax.jdo.ObjectNotFoundException when an orphaned key is discovered.
JMSRemoteCommitProvider	JMS-based implementation of RemoteCommitProvider that listens for object modifications and propagates those changes to other RemoteCommitProviders over a JMS topic.
LogOrphanedKeyAction	Log a message when an orphaned key is discovered.
NoOrphanedKeyAction	Does nothing when an orphaned key is discovered.
RemoteCommitEvent	Utility structure to hold the IDs of additions, updates, and deletes.
RemoteCommitEventManager	Manager that can be used to track and notify RemoteCommitListeners on remote commit events.
SingleJVMRemoteCommitProvider	Single-JVM-only implementation of RemoteCommitProvider that listens for object modifications and propagates those changes to other SingleJVMRemoteCommitProviders in the same JVM.
TCPRemoteCommitProvider	TCP-based implementation of RemoteCommitProvider that listens for object modifications and propagates those changes to other RemoteCommitProviders over TCP sockets.
TCPRemoteCommitProvider.HostAddress	Utility class to store an InetAddress and an int.
TCPRemoteCommitProvider.TCPPortListener	Responsible for listening for packets and processing the received packets.
TransactionEvent	A transactional event on a persistence manager.

Package kodo.event Description

Event Notification Framework

This package provides some interfaces and useful implementations for Kodo's event notification framework. This framework allows efficient notification of object modifications and transaction changes.

Key classes:

• TransactionListener
• AbstractTransactionListener
• TransactionEvent
• RemoteCommitListener
• RemoteCommitEvent