concept.txt

public class MainActivity {

	CameraImplementation mCamera;
	AlarmImplementation mAlarm;
	EdgeImplementation mServer;
	
	public void onCreate() {
		Network = Framework.getNetwork();

		mCamera = Network.getCamera();
		mAlarm = Network.getAlarm();
		mServer = Network.getServer();

		Framework.initialize(mCamera, mAlarm, mServer);
	}
}

---

@EdgeNetwork()
public class Network extends EdgeNetwork {

	public abstract CameraImplementation getCamera();
	public abstract AlarmImplementation getAlarm();
	public abstract ServerImplementation getServer();	
}

---

@AutoConnect(true)
@MobileEntity(id = 1, implementation = CameraImplementation.class)
public interface CameraEntity {
	
}

public class CameraImplementation implements CameraEntity {

	private EdgeEntity mServer;

	void onStart() {
		mServer = Framework.getNetwork().getServer();

		while(true) {
			if (movementDetected()) {
				Bitmap picture = takePicture();
				mServer.processPicture(picture)
			}
		}
	}

	Bitmap takePicture() {
		// ...
	}
}

---

@AutoConnect(true)
@MobileEntity(id = 2, class = AlarmImplementation.class) 
public interface AlarmEntity {
	
	@NetworkMessage(retry = 3, backoff = Backoff.Exponential)
	void activateAlarm();
	
	@NetworkMessage(retry = 3, backoff = Backoff.Exponential)
	void deactivateAlarm();
}

public class AlarmImplementation implements AlarmEntity {

	public void activateAlarm() {
		// ...
	}

	public void deactivateAlarm() {
		// ...
	}
}

---

@AutoConnect(true)
@EdgeEntity(id = 3, class = ServerImplementation.class)
public interface ServerEntity {
	
	@NetworkMessage(retry = 3, backoff = Backoff.Exponential)
	void processPicture(Bitmap bitmap);
}

public class ServerImplementation implements ServerEntity {
	
	private AlarmEntity mAlarm;

	void processPicture(Bitmap bitmap) {
		mAlarm = Framework.getNetwork().getAlarm();

		if (FaceRecognition.recognize(bitmap) == null) {
			mAlarm.activateAlarm();
		}
	}
}