ECF/Getting Started with Remote Services API
The ECF remote services API is an abstract API for looking up remote services, and using/calling remote services via either normal synchronous remote procedure call (RPC) or asynchronous (non-blocking) remote procedure call.
The ECF remote services API is documented via the API documentation here.
Registering a Service=
Here is some example code for accessing a remote service with the ECF remote services API and using the r-OSGI provider