Message End Event
A Message End Event terminates a process path while sending a message to an external participant. It combines process completion with outbound communication in a single element.
What is a Message End Event?
A Message End Event ends a sequence flow path and sends a message to an external participant. It combines termination with outbound communication-useful when process completion should notify external systems or other processes.
Visual Representation
The event shows a thick-bordered circle containing a filled envelope icon. The thick border indicates End Event; the filled envelope indicates outgoing message.
Key Characteristics
- End with communication: Terminates path and sends message
- External recipient: Message goes to participant outside the process
- Correlation information: Can include data for recipient to correlate
- Common pattern: Frequently used to notify requesters of completion
Common Use Cases
Request Completion Response
End the request process by sending a "RequestCompleted" message back to the requesting system.
Inter-Process Trigger
Complete this process and trigger a follow-up process by sending it a start message.
Integration Callback
End synchronous portion and send async completion callback to the calling system.
Frequently Asked Questions
Related BPMN Elements
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