From b30ba30b03724a37c4497483629e226d808e985a Mon Sep 17 00:00:00 2001
From: Zhu Yuejun <jayzhu@bupt.edu.cn>
Date: Fri, 17 Feb 2017 01:14:28 +0800
Subject: [PATCH 1/5] Create noncopyable.h

---
 src/sdk/noncopyable.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 src/sdk/noncopyable.h

diff --git a/src/sdk/noncopyable.h b/src/sdk/noncopyable.h
new file mode 100644
index 00000000..1e0b26c3
--- /dev/null
+++ b/src/sdk/noncopyable.h
@@ -0,0 +1,24 @@
+// Copyright (c) 2016, Baidu.com, Inc. All Rights Reserved
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#ifndef BFS_SDK_NONCOPYABLE_H_
+#define BFS_SDK_NONCOPYABLE_H_
+
+namespace baidu {
+namespace bfs {
+
+class noncopyable {
+public:
+  noncopyable() {}
+  ~noncopyable() {}
+private:
+  noncopyable(const noncopyable&) {}
+  void operator=(const noncopyable&) {}
+};
+
+} // namespace bfs
+} // namespace baidu
+
+#endif  // BFS_SDK_NONCOPYABLE_H_

From 5d710dc598bb308833b83bb4d3b6e1e35dfed25a Mon Sep 17 00:00:00 2001
From: Zhu Yuejun <jayzhu@bupt.edu.cn>
Date: Fri, 17 Feb 2017 01:22:04 +0800
Subject: [PATCH 2/5] Update bfs.h

---
 src/sdk/bfs.h | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/src/sdk/bfs.h b/src/sdk/bfs.h
index bfd9c72f..8e740870 100644
--- a/src/sdk/bfs.h
+++ b/src/sdk/bfs.h
@@ -13,6 +13,8 @@
 #include <map>
 #include <vector>
 
+#include "noncopyable.h"
+
 namespace baidu {
 namespace bfs {
 
@@ -59,7 +61,7 @@ struct FSOptions {
 };
 
 /// Bfs File interface
-class File {
+class File : noncopyable {
 public:
     File() {}
     virtual ~File() {}
@@ -71,10 +73,6 @@ class File {
     virtual int32_t Flush() = 0;
     virtual int32_t Sync() = 0;
     virtual int32_t Close() = 0;
-private:
-    // No copying allowed
-    File(const File&);
-    void operator=(const File&);
 };
 
 struct BfsFileInfo {
@@ -86,7 +84,7 @@ struct BfsFileInfo {
 };
 
 // Bfs fileSystem interface
-class FS {
+class FS : public noncopyable {
 public:
     FS() { }
     virtual ~FS() { }
@@ -128,10 +126,6 @@ class FS {
                                  std::map<int64_t, std::vector<std::string> >* locations) = 0;
     virtual int32_t ShutdownChunkServer(const std::vector<std::string>& cs_address) = 0;
     virtual int32_t ShutdownChunkServerStat() = 0;
-private:
-    // No copying allowed
-    FS(const FS&);
-    void operator=(const FS&);
 };
 
 } // namespace bfs

From 3f4cf775f61ecfd4dd435de934d133807ca10c19 Mon Sep 17 00:00:00 2001
From: Zhu Yuejun <jayzhu@bupt.edu.cn>
Date: Fri, 17 Feb 2017 01:22:53 +0800
Subject: [PATCH 3/5] Update file_impl_wrapper.h

---
 src/sdk/file_impl_wrapper.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/src/sdk/file_impl_wrapper.h b/src/sdk/file_impl_wrapper.h
index ef9ecb9a..62a16c1b 100644
--- a/src/sdk/file_impl_wrapper.h
+++ b/src/sdk/file_impl_wrapper.h
@@ -34,9 +34,6 @@ class FileImplWrapper : public File {
     virtual int32_t Close();
 private:
     std::shared_ptr<FileImpl> impl_;
-    // No copying allowed
-    FileImplWrapper(const FileImplWrapper&);
-    void operator=(const FileImplWrapper&);
 };
 
 } // namespace bfs

From 8e9e2ff79ba8597a66cb02884d7548ea979eb3bc Mon Sep 17 00:00:00 2001
From: Zhu Yuejun <jayzhu@bupt.edu.cn>
Date: Fri, 17 Feb 2017 01:25:21 +0800
Subject: [PATCH 4/5] Update noncopyable.h

---
 src/sdk/noncopyable.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sdk/noncopyable.h b/src/sdk/noncopyable.h
index 1e0b26c3..0bccd137 100644
--- a/src/sdk/noncopyable.h
+++ b/src/sdk/noncopyable.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016, Baidu.com, Inc. All Rights Reserved
+// Copyright (c) 2017, Baidu.com, Inc. All Rights Reserved
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //

From 43517ccb67203eb1c0915c5a508408a86e4af6bc Mon Sep 17 00:00:00 2001
From: Zhu Yuejun <jayzhu@bupt.edu.cn>
Date: Fri, 17 Feb 2017 01:26:24 +0800
Subject: [PATCH 5/5] Update bfs.h

---
 src/sdk/bfs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sdk/bfs.h b/src/sdk/bfs.h
index 8e740870..a16f8503 100644
--- a/src/sdk/bfs.h
+++ b/src/sdk/bfs.h
@@ -61,7 +61,7 @@ struct FSOptions {
 };
 
 /// Bfs File interface
-class File : noncopyable {
+class File : public noncopyable {
 public:
     File() {}
     virtual ~File() {}