## Package org.exist.collections.triggers

Interface Summary
CollectionTrigger: Interface for triggers that can be registered with collection-related events.
DocumentTrigger: Interface for triggers that react to document-related events.
Trigger: Defines the base interface for collection triggers.

Class Summary
Dumper
FilteringTrigger: Abstract default implementation of a Trigger.
HistoryTrigger: This collection trigger will save all old versions of documents before they are overwritten or removed.
STXTransformerTrigger: STXTransformerTrigger applies an STX stylesheet to the input SAX stream, using Joost.
TriggerStatePerThread: Finite State Machine, managing the state of a Running trigger; allows to avoid infinite recursions by forbidding another trigger to run where there is allready one; feature trigger_update .
TriggerStatePerThread.TriggerState
XQueryTrigger: A trigger that executes a user XQuery statement when invoked.

Exception Summary
TriggerException

Copyright (C) Wolfgang Meier. All rights reserved.