Events

BPMN definition:

An "Event" occurs in Collaboration and in Choreography diagrams. Events affect the process flow. There are three types of events: Start, Intermediate, and End events.

Events can be

"catching": by receiving a trigger, the event is considered to be occurred
"throwing: activated by the process, the event will send a trigger

Event types:

	Catching		Throwing
Flow Dimension	Start	Intermediate		End
Type Dimension	Event indicates start of process	wait for	trigger	Event indicates end of process
General events
Timer event
Message event
Signal event
Compensation event
Error event
Escalation event
Conditional event
Multiple event
Parallel Multiple event
Cancel event
Link event
Terminate event

Interrupting and non-interrupting events:

Subprocesses and activities may have an event attached to their boundary. In this case the event may act interrupting as well as non-interrupting. The boundary of non-interrupting events are dashed. The markers are similar.

Note: Not all types of events can be attached

The options "interrupting" and "non-interrupting! are available in the The Properties Area. For details, refer to the bottom of this page.

Events available in the collaboration and choreography toolbox (refer to: Collaboration diagram and Choreography diagram):

The following Properties may be specified:

Element Type	You may change the Event type.
Id	Id number, which is allocated by the system
Name	The name of the element. This name is displayed as text underneath the element.
Note	A short information about the element
Interrupting	Determines, if "interrupting" takes effect