thrift namespace java com.example service CalculatorService { i32 add(1: i32 param1, 2: i32 param2) } bash $ thrift --gen java CalculatorService.thrift package com.example; public class CalculatorServiceImpl implements CalculatorService.Iface { @Override public int add(int param1, int param2) { return param1 + param2; } } scala import com.twitter.finagle.Thrift import com.twitter.finagle.zookeeper.ZookeeperServerSetCluster val serverSet = new ZookeeperServerSetCluster("localhost:2181", "/services/calculator") val server = Thrift.serveIface("localhost:8080", new CalculatorServiceImpl) serverSet.join(server) package com.example; import com.twitter.finagle.Thrift import com.twitter.util.Future val client = Thrift.client.newIface[CalculatorService.FutureIface]("localhost:8080") val addResult: Future[Int] = client.add(2, 3) addResult.onSuccess { result => println(s"Result: $result") }