Package org.xmlBlaster.engine

The core implementation.

See:
Description

Interface Summary

EventPluginMBean	JMX control for the native EventPlugin.
I_RemotePropertiesListener	Listens on remote properties send from clients.
I_SessionPersistencePlugin	I_SessionPersitencePlugin provides the interface for the storage for both sessions and subscriptions.
I_SubscriptionListener	Listens on subscriptionRemove and subscriptionAdded events.
I_TopicListener	Listens on subscriptionRemove and subscriptionAdded events.
RequestBrokerMBean	Export methods for JMX on cluster node level.
SubscriptionInfoMBean	Export subscription specific methods for JMX.
TopicHandlerMBean	Export methods for JMX on cluster node level.

Class Summary

AvailabilityChecker	This checks depending on the run level to accept or deny messages from outside.
BigXmlKeyDOM	Building a huge DOM tree for all known MsgUnit.xmlKeys.
ClientSubscriptions	Handling subscriptions, collected for each session of each client.
DeadMessageDumper	Subscribes to the "__sys__deadMessage" topic and dumps the dead messages to the hard disk.
EventPlugin	Registers for events from the xmlBlaster core and forwards them as configured.
MsgErrorHandler	The default error recovery implementation for messages which are lost in time and universe.
MsgUnitWrapper	Wraps a publish() message into an entry for a persistence cache.
RequestBroker	This is the central message broker, all requests are routed through this singleton.
ServerScope	This holds global needed data of one xmlBlaster instance.
SessionPersistencePlugin	SessionPersistencePlugin provides the persistent storage for both sessions and subscriptions.
StartupTasks	This plugin is loaded on xmlBlaster startup and executes the script file xmlBlasterStartup.xml.
SubjectEntryShuffler	SubjectEntryShuffler
SubscriptionEvent	An event which indicates that a new subscription or unsubscribe occurred.
SubscriptionInfo	This is a container to hold references on all interesting data concerning a subscription of exactly one topic from exactly one client.
TopicAccessor	Singleton in ServerScope to access a TopicHandler instance.
TopicEvent	An event which indicates that a new TopicHandler is created or destroyed.
TopicHandler	A topic handles all MsgUnit entries of same oid and its subscribers.
XmlBlasterImpl	This is the native implementation of the xmlBlaster interface.

Package org.xmlBlaster.engine Description

The core implementation.