// Set RPC engine to protobuf RPC engine
RPC.setProtocolEngine(conf, TestRpcService.class, ProtobufRpcEngine.class);
// Create server side implementation
PBServerImpl serverImpl = new PBServerImpl();
BlockingService service = TestProtobufRpcProto
.newReflectiveBlockingService(serverImpl);
// Get RPC server for server side implementation
server = new RPC.Builder(conf).setProtocol(TestRpcService.class)
.setInstance(service).setBindAddress(ADDRESS).setPort(PORT).build();
addr = NetUtils.getConnectAddress(server);
// now the second protocol
PBServer2Impl server2Impl = new PBServer2Impl();
BlockingService service2 = TestProtobufRpc2Proto
.newReflectiveBlockingService(server2Impl);
server.addProtocol(RPC.RpcKind.RPC_PROTOCOL_BUFFER, TestRpcService2.class,
service2);
server.start();