| Attributes | camunda:asyncBefore, camunda:asyncAfter, camunda:class, camunda:delegateExpression, camunda:exclusive, camunda:expression, camunda:jobPriority, camunda:resultVariable, camunda:topic, camunda:type, camunda:taskPriority |
| Extension Elements | camunda:failedJobRetryTimeCycle, camunda:field, camunda:connector, camunda:inputOutput |
| Constraints | One of the attributes camunda:class, camunda:delegateExpression, camunda:type or camunda:expression is mandatory |
| The attribute camunda:resultVariable can only be used in combination with the camunda:expression attribute |
| The camunda:exclusive attribute is only evaluated if the attribute camunda:asyncBefore or camunda:asyncAfter is set to true |
| The attribute camunda:topic can only be used when the camunda:type attribute is set to external. |
| The attribute camunda:taskPriority can only be used when the camunda:type attribute is set to external. |