From a66c229efda9239f56b8b3701471e420c762be2a Mon Sep 17 00:00:00 2001
From: jinhai <hai.jin@zilliz.com>
Date: Wed, 3 Jul 2019 20:23:21 +0800
Subject: [PATCH] Remove unused code

Former-commit-id: a8b9985902792c6b8c884a284fe0fad1c6515b3a
---
 cpp/src/server/MilvusServer.cpp | 33 ++++++++++++---------------------
 cpp/src/server/ServerConfig.h   |  1 -
 2 files changed, 12 insertions(+), 22 deletions(-)

diff --git a/cpp/src/server/MilvusServer.cpp b/cpp/src/server/MilvusServer.cpp
index 322460968f..452ee3af88 100644
--- a/cpp/src/server/MilvusServer.cpp
+++ b/cpp/src/server/MilvusServer.cpp
@@ -50,7 +50,6 @@ MilvusServer::StartService() {
     std::string address = server_config.GetValue(CONFIG_SERVER_ADDRESS, "127.0.0.1");
     int32_t port = server_config.GetInt32Value(CONFIG_SERVER_PORT, 19530);
     std::string protocol = server_config.GetValue(CONFIG_SERVER_PROTOCOL, "binary");
-    std::string mode = server_config.GetValue(CONFIG_SERVER_MODE, "thread_pool");
 
     try {
         DBWrapper::DB();//initialize db
@@ -68,30 +67,22 @@ MilvusServer::StartService() {
         } else if (protocol == "compact") {
             protocol_factory.reset(new TCompactProtocolFactory());
         } else {
-            //SERVER_LOG_INFO << "Service protocol: " << protocol << " is not supported currently";
+            // SERVER_LOG_INFO << "Service protocol: " << protocol << " is not supported currently";
             return;
         }
 
-        std::string mode = "thread_pool";
-        if (mode == "simple") {
-            s_server.reset(new TSimpleServer(processor, server_transport, transport_factory, protocol_factory));
-            s_server->serve();
-        } else if (mode == "thread_pool") {
-            stdcxx::shared_ptr<ThreadManager> threadManager(ThreadManager::newSimpleThreadManager());
-            stdcxx::shared_ptr<PosixThreadFactory> threadFactory(new PosixThreadFactory());
-            threadManager->threadFactory(threadFactory);
-            threadManager->start();
+        stdcxx::shared_ptr<ThreadManager> threadManager(ThreadManager::newSimpleThreadManager());
+        stdcxx::shared_ptr<PosixThreadFactory> threadFactory(new PosixThreadFactory());
+        threadManager->threadFactory(threadFactory);
+        threadManager->start();
+
+        s_server.reset(new ThreadPoolServer(processor,
+                                             server_transport,
+                                             transport_factory,
+                                             protocol_factory,
+                                             threadManager));
+        s_server->serve();
 
-            s_server.reset(new ThreadPoolServer(processor,
-                                                 server_transport,
-                                                 transport_factory,
-                                                 protocol_factory,
-                                                 threadManager));
-            s_server->serve();
-        } else {
-            //SERVER_LOG_INFO << "Service mode: " << mode << " is not supported currently";
-            return;
-        }
     } catch (apache::thrift::TException& ex) {
         std::cout << "ERROR! " << ex.what() << std::endl;
         kill(0, SIGUSR1);
diff --git a/cpp/src/server/ServerConfig.h b/cpp/src/server/ServerConfig.h
index 412581bc1f..0ec04eed8c 100644
--- a/cpp/src/server/ServerConfig.h
+++ b/cpp/src/server/ServerConfig.h
@@ -18,7 +18,6 @@ static const std::string CONFIG_SERVER = "server_config";
 static const std::string CONFIG_SERVER_ADDRESS = "address";
 static const std::string CONFIG_SERVER_PORT = "port";
 static const std::string CONFIG_SERVER_PROTOCOL = "transfer_protocol";
-static const std::string CONFIG_SERVER_MODE = "server_mode";
 static const std::string CONFIG_CLUSTER_MODE = "mode";
 
 static const std::string CONFIG_DB = "db_config";