The FAIL
signal signals a failed service execution or call.
An example of signaling during the execution of a service request.
S1 EMIT START S1 EMIT FAIL S1 EMIT STOP
An example of signaling during the execution of a service request that involves another service.
S1 EMIT START S2 EMIT CALL S2 RECEIPT FAIL S1 EMIT FAIL S1 EMIT STOP
An example of signaling from the perspective of both ends in a service-to-service interaction.
S1 CONTEXT | S2 CONTEXT ------------------------------------------ S1 EMIT START | S2 EMIT CALL | | S2 EMIT START | S2 EMIT FAIL | S2 EMIT STOP S2 RECEIPT FAIL | S1 EMIT FAIL | S1 EMIT STOP |
An example of signaling from the perspective of both ends in a service-to-service interaction in which the service name was transferred with the request payload.
S1 CONTEXT | S2 CONTEXT ------------------------------------------ S1 EMIT START | S2 EMIT CALL | | S2 EMIT START | S1 RECEIPT CALL | S1 EMIT FAIL | S2 EMIT FAIL | S2 EMIT STOP S2 RECEIPT FAIL | S1 EMIT FAIL | S1 EMIT STOP |