package SumServiceGRPC; import io.grpc.ServerBuilder; import java.io.IOException; public class App { public static void main( String[] args ) { try { io.grpc.Server server = ServerBuilder.forPort(8080).addService(new SumServiceImpl()).build(); server.start(); System.out.println("Server started!"); server.awaitTermination(); } catch (IOException | InterruptedException e) { e.printStackTrace(); } } }