Business Rule Task
Overview
A Business Rule Task is a task that evaluates a DMN table when it is reached in the process flow. See Using DMN 1.3 chapter for creating and managing DMN tables.
Graphical Notation
A business rule task is visualized as a rounded rectangle with a small table icon in the top-left corner.
XML Representation
Technically, a business rule task is a service task of special type:
<serviceTask id="business-rule-task" name="Business Rule Task"
flowable:type="dmn"> (1)
<extensionElements>
<flowable:field name="decisionTableReferenceKey"> (2)
<flowable:string>decision-example</flowable:string>
</flowable:field>
</extensionElements>
</serviceTask>
1 | — Defines task type. |
2 | — Refers to the decision table. |
Properties
A business rule task has the following properties:
Actually, it has one specific property — Decision Table Key. Here you can select one of the existing DMN tables from the pull-down list:
Process with undefined decision table in the business rules task cannot be deployed. |
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