Joined: 22/03/2008 00:37:15
Location: Cambridge, UK
If two SBBs don't have a parent-child relationship and you want some kind of orchestration, you can have a shared state (eg, shared NullActivity with the ACI bound to a well-known name or using JSLEE 1.1 profiles) or you can create custom events to fire between SBBs.
To do the callback you need to pass the reference of the parent to the child. Check the following example: