Anytime during the process the customer may send a po

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Anytime during the process, the customer may send a “PO change request”. When such a request is received, it is just registered, without further action.
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20 Modelling with events - Example
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21 Data-based vs. event-based decision In an XOR-split gateway, one branch is chosen based on expressions evaluated over available data Choice is made immediately when the gateway is reached Sometimes, the choice must be delayed until something happens Choice is based on a “race between events” BPMN distinguishes between: Exclusive decision gateway (XOR-split) Event-based decision gateway
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22 Event-driven Decision – Example
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23 Exercise In the context of a claim handling process, it is sometimes necessary to send a questionnaire to the claimant to gather additional information. The claimant is expected to return the questionnaire within five days. If no response is received after five days, a reminder is sent to the claimant. If after another five days there is still no response, another reminder is sent and so on until the completed questionnaire is received.
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24 Boundary events Sometimes during a sub-process execution, some event may occur that needs some action… Such events are placed at the boundaries of the sub-process (boundary events) Two flavors: Interrupting boundary events Non-interrupting boundary events
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25 Boundary Events – Example
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26 Event sub-processes An event sub-process are processes attached to a parent process, that are triggered when an event happens Alternative to putting a boundary non-interrupting event around the parent process
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27 Event sub-processes – Example
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  • Spring '16
  • Business process modeling

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