How to establish a two-way communication between Activity and Service in different process?

Question

I\'m working on establishing a two-way communication between an Activity and a Service which runs in a different process.

Querying the process from the Activity is n

Answer 1

I think you should have the BroadcastReceiver start your activity again with the result in the Intent.

Or you could use AIDL about AIDL. The samples also have an (multiple?) example how to use AIDL and services. But AIDL might be to much of a hassle for your purpose.