Apama Documentation : Developing Apama Applications : Developing Apama Applications in EPL : Defining Event Listeners : How the correlator executes event listeners
How the correlator executes event listeners
 
How the correlator evaluates event expressions
Avoiding event listeners that trigger upon instantiation
When the correlator terminates event listeners
How the correlator evaluates event listeners for a series of events
Evaluating event listeners for all A-events followed by B-events
Evaluating event listeners for an A-event followed by all B-events
Evaluating event listeners for all A-events followed by all B-events
An understanding of how the correlator executes event listeners can help you correctly define event listeners. The topics below provide the needed background.
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