Passing variables
You can pass process variables to the sub-process and vice versa. The data is copied into the sub-process when it is started and copied back into the main process when it ends.
<callActivity id="callSubProcess" calledElement="checkCreditProcess">
<extensionElements>
<flowable:in source="someVariableInMainProcess"
target="nameOfVariableInSubProcess" />
<flowable:out source="someVariableInSubProcess"
target="nameOfVariableInMainProcess" />
</extensionElements>
</callActivity>
Support for: