package io.scalecube.examples.services; import io.scalecube.services.annotations.Service; import io.scalecube.services.annotations.ServiceMethod; import java.util.concurrent.CompletableFuture; @Service public interface GreetingService { @ServiceMethod CompletableFuture<String> greeting(String string); @ServiceMethod CompletableFuture<String> greetingException(String name); }