diff --git a/BUILD.gn b/BUILD.gn
index 1856b6f3..4ab304bc 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/OAT.xml b/OAT.xml
index 3b2e306e..ea613f02 100755
--- a/OAT.xml
+++ b/OAT.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (c) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
      limitations under the License.
 
      Notes:
-     This is project config file for OpenHarmony OSS Audit Tool, if you have any questions or concerns, please email chenyaxun@huawei.com.
+     This is project config file for OpenHarmony OSS Audit Tool, if you have any questions or concerns, please email chenyaxun.
 -->
 <!-- OAT(OSS Audit Tool) configuration guide:
 basedir: Root dir, the basedir + project path is the real source file location.
diff --git a/frameworks/js/napi/audio_capturer/include/audio_capturer_callback_napi.h b/frameworks/js/napi/audio_capturer/include/audio_capturer_callback_napi.h
index 807d5428..6b0b33b0 100644
--- a/frameworks/js/napi/audio_capturer/include/audio_capturer_callback_napi.h
+++ b/frameworks/js/napi/audio_capturer/include/audio_capturer_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/include/capturer_period_position_callback_napi.h b/frameworks/js/napi/audio_capturer/include/capturer_period_position_callback_napi.h
index e4fa9620..50fcde3c 100644
--- a/frameworks/js/napi/audio_capturer/include/capturer_period_position_callback_napi.h
+++ b/frameworks/js/napi/audio_capturer/include/capturer_period_position_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/include/capturer_position_callback_napi.h b/frameworks/js/napi/audio_capturer/include/capturer_position_callback_napi.h
index 9d9ec6a4..45340d21 100644
--- a/frameworks/js/napi/audio_capturer/include/capturer_position_callback_napi.h
+++ b/frameworks/js/napi/audio_capturer/include/capturer_position_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/src/audio_capturer_callback_napi.cpp b/frameworks/js/napi/audio_capturer/src/audio_capturer_callback_napi.cpp
index 3535c65a..9c884e83 100644
--- a/frameworks/js/napi/audio_capturer/src/audio_capturer_callback_napi.cpp
+++ b/frameworks/js/napi/audio_capturer/src/audio_capturer_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/src/audio_capturer_napi.cpp b/frameworks/js/napi/audio_capturer/src/audio_capturer_napi.cpp
index 634532fc..7c10b52d 100644
--- a/frameworks/js/napi/audio_capturer/src/audio_capturer_napi.cpp
+++ b/frameworks/js/napi/audio_capturer/src/audio_capturer_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/src/audio_parameters_napi.cpp b/frameworks/js/napi/audio_capturer/src/audio_parameters_napi.cpp
index 904615b6..dff8d0f1 100644
--- a/frameworks/js/napi/audio_capturer/src/audio_parameters_napi.cpp
+++ b/frameworks/js/napi/audio_capturer/src/audio_parameters_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/src/capturer_period_position_callback_napi.cpp b/frameworks/js/napi/audio_capturer/src/capturer_period_position_callback_napi.cpp
index 6090033a..2e66d10f 100644
--- a/frameworks/js/napi/audio_capturer/src/capturer_period_position_callback_napi.cpp
+++ b/frameworks/js/napi/audio_capturer/src/capturer_period_position_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_capturer/src/capturer_position_callback_napi.cpp b/frameworks/js/napi/audio_capturer/src/capturer_position_callback_napi.cpp
index 4c2be39d..183ddcd8 100644
--- a/frameworks/js/napi/audio_capturer/src/capturer_position_callback_napi.cpp
+++ b/frameworks/js/napi/audio_capturer/src/capturer_position_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_common/include/audio_common_napi.h b/frameworks/js/napi/audio_common/include/audio_common_napi.h
index 7aafae06..f6e3d608 100644
--- a/frameworks/js/napi/audio_common/include/audio_common_napi.h
+++ b/frameworks/js/napi/audio_common/include/audio_common_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_common/src/audio_common_napi.cpp b/frameworks/js/napi/audio_common/src/audio_common_napi.cpp
index 254eb1d4..9a4a0fbf 100644
--- a/frameworks/js/napi/audio_common/src/audio_common_napi.cpp
+++ b/frameworks/js/napi/audio_common/src/audio_common_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/include/audio_manager_callback_napi.h b/frameworks/js/napi/audio_manager/include/audio_manager_callback_napi.h
index f8171c83..1a83d789 100644
--- a/frameworks/js/napi/audio_manager/include/audio_manager_callback_napi.h
+++ b/frameworks/js/napi/audio_manager/include/audio_manager_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/include/audio_ringermode_callback_napi.h b/frameworks/js/napi/audio_manager/include/audio_ringermode_callback_napi.h
index 087d8932..8ca29318 100644
--- a/frameworks/js/napi/audio_manager/include/audio_ringermode_callback_napi.h
+++ b/frameworks/js/napi/audio_manager/include/audio_ringermode_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/include/audio_volume_key_event_napi.h b/frameworks/js/napi/audio_manager/include/audio_volume_key_event_napi.h
index f3bdbdb2..bebca6ec 100644
--- a/frameworks/js/napi/audio_manager/include/audio_volume_key_event_napi.h
+++ b/frameworks/js/napi/audio_manager/include/audio_volume_key_event_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/src/audio_device_descriptor_napi.cpp b/frameworks/js/napi/audio_manager/src/audio_device_descriptor_napi.cpp
index 86f89309..f850ad24 100644
--- a/frameworks/js/napi/audio_manager/src/audio_device_descriptor_napi.cpp
+++ b/frameworks/js/napi/audio_manager/src/audio_device_descriptor_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/src/audio_manager_callback_napi.cpp b/frameworks/js/napi/audio_manager/src/audio_manager_callback_napi.cpp
index 06d3aa5f..35fca07a 100644
--- a/frameworks/js/napi/audio_manager/src/audio_manager_callback_napi.cpp
+++ b/frameworks/js/napi/audio_manager/src/audio_manager_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/src/audio_manager_napi.cpp b/frameworks/js/napi/audio_manager/src/audio_manager_napi.cpp
index 22dbe0ac..12ac827d 100644
--- a/frameworks/js/napi/audio_manager/src/audio_manager_napi.cpp
+++ b/frameworks/js/napi/audio_manager/src/audio_manager_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/src/audio_ringermode_callback_napi.cpp b/frameworks/js/napi/audio_manager/src/audio_ringermode_callback_napi.cpp
index 3bc8f6a8..ee4a74a7 100644
--- a/frameworks/js/napi/audio_manager/src/audio_ringermode_callback_napi.cpp
+++ b/frameworks/js/napi/audio_manager/src/audio_ringermode_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_manager/src/audio_volume_key_event_napi.cpp b/frameworks/js/napi/audio_manager/src/audio_volume_key_event_napi.cpp
index 0029e9ea..a4bb3edd 100644
--- a/frameworks/js/napi/audio_manager/src/audio_volume_key_event_napi.cpp
+++ b/frameworks/js/napi/audio_manager/src/audio_volume_key_event_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/include/audio_renderer_callback_napi.h b/frameworks/js/napi/audio_renderer/include/audio_renderer_callback_napi.h
index 3bfc5dd6..ed841b62 100644
--- a/frameworks/js/napi/audio_renderer/include/audio_renderer_callback_napi.h
+++ b/frameworks/js/napi/audio_renderer/include/audio_renderer_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/include/renderer_period_position_callback_napi.h b/frameworks/js/napi/audio_renderer/include/renderer_period_position_callback_napi.h
index ca6f7822..7e97489e 100644
--- a/frameworks/js/napi/audio_renderer/include/renderer_period_position_callback_napi.h
+++ b/frameworks/js/napi/audio_renderer/include/renderer_period_position_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/include/renderer_position_callback_napi.h b/frameworks/js/napi/audio_renderer/include/renderer_position_callback_napi.h
index 52468651..d91ab23c 100644
--- a/frameworks/js/napi/audio_renderer/include/renderer_position_callback_napi.h
+++ b/frameworks/js/napi/audio_renderer/include/renderer_position_callback_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/src/audio_renderer_callback_napi.cpp b/frameworks/js/napi/audio_renderer/src/audio_renderer_callback_napi.cpp
index 6ff9ecd9..d5f9d3a6 100644
--- a/frameworks/js/napi/audio_renderer/src/audio_renderer_callback_napi.cpp
+++ b/frameworks/js/napi/audio_renderer/src/audio_renderer_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/src/audio_renderer_napi.cpp b/frameworks/js/napi/audio_renderer/src/audio_renderer_napi.cpp
index 1e2f60d8..6f7283d9 100644
--- a/frameworks/js/napi/audio_renderer/src/audio_renderer_napi.cpp
+++ b/frameworks/js/napi/audio_renderer/src/audio_renderer_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/src/renderer_period_position_callback_napi.cpp b/frameworks/js/napi/audio_renderer/src/renderer_period_position_callback_napi.cpp
index 227fb2b5..3c0e76ad 100644
--- a/frameworks/js/napi/audio_renderer/src/renderer_period_position_callback_napi.cpp
+++ b/frameworks/js/napi/audio_renderer/src/renderer_period_position_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/audio_renderer/src/renderer_position_callback_napi.cpp b/frameworks/js/napi/audio_renderer/src/renderer_position_callback_napi.cpp
index 51a16514..1dabf2c2 100644
--- a/frameworks/js/napi/audio_renderer/src/renderer_position_callback_napi.cpp
+++ b/frameworks/js/napi/audio_renderer/src/renderer_position_callback_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/ringtone_manager/src/audio_renderer_info_napi.cpp b/frameworks/js/napi/ringtone_manager/src/audio_renderer_info_napi.cpp
index a3c38238..bf794e7b 100644
--- a/frameworks/js/napi/ringtone_manager/src/audio_renderer_info_napi.cpp
+++ b/frameworks/js/napi/ringtone_manager/src/audio_renderer_info_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/ringtone_manager/src/ringtone_options_napi.cpp b/frameworks/js/napi/ringtone_manager/src/ringtone_options_napi.cpp
index 8f9befab..4a6ce510 100644
--- a/frameworks/js/napi/ringtone_manager/src/ringtone_options_napi.cpp
+++ b/frameworks/js/napi/ringtone_manager/src/ringtone_options_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/ringtone_manager/src/ringtone_player_napi.cpp b/frameworks/js/napi/ringtone_manager/src/ringtone_player_napi.cpp
index 099da557..92235274 100644
--- a/frameworks/js/napi/ringtone_manager/src/ringtone_player_napi.cpp
+++ b/frameworks/js/napi/ringtone_manager/src/ringtone_player_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/js/napi/ringtone_manager/src/system_sound_manager_napi.cpp b/frameworks/js/napi/ringtone_manager/src/system_sound_manager_napi.cpp
index 64638d18..51b62362 100644
--- a/frameworks/js/napi/ringtone_manager/src/system_sound_manager_napi.cpp
+++ b/frameworks/js/napi/ringtone_manager/src/system_sound_manager_napi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audioadapter/BUILD.gn b/frameworks/native/audioadapter/BUILD.gn
index e5a6e1ea..351da694 100644
--- a/frameworks/native/audioadapter/BUILD.gn
+++ b/frameworks/native/audioadapter/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/audioadapter/include/audio_service_adapter.h b/frameworks/native/audioadapter/include/audio_service_adapter.h
index 0db34fa6..812846db 100644
--- a/frameworks/native/audioadapter/include/audio_service_adapter.h
+++ b/frameworks/native/audioadapter/include/audio_service_adapter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audioadapter/include/pulse_audio_service_adapter_impl.h b/frameworks/native/audioadapter/include/pulse_audio_service_adapter_impl.h
index 35e19e33..97739e15 100644
--- a/frameworks/native/audioadapter/include/pulse_audio_service_adapter_impl.h
+++ b/frameworks/native/audioadapter/include/pulse_audio_service_adapter_impl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audioadapter/src/pulse_audio_service_adapter_impl.cpp b/frameworks/native/audioadapter/src/pulse_audio_service_adapter_impl.cpp
index f1f4926e..60bb951c 100644
--- a/frameworks/native/audioadapter/src/pulse_audio_service_adapter_impl.cpp
+++ b/frameworks/native/audioadapter/src/pulse_audio_service_adapter_impl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/BUILD.gn b/frameworks/native/audiocapturer/BUILD.gn
index e2ffb12a..940af659 100644
--- a/frameworks/native/audiocapturer/BUILD.gn
+++ b/frameworks/native/audiocapturer/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/include/audio_capturer_private.h b/frameworks/native/audiocapturer/include/audio_capturer_private.h
index d00d927f..3db86515 100644
--- a/frameworks/native/audiocapturer/include/audio_capturer_private.h
+++ b/frameworks/native/audiocapturer/include/audio_capturer_private.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/include/audio_capturer_source.h b/frameworks/native/audiocapturer/include/audio_capturer_source.h
index 3103269d..92a16cfe 100644
--- a/frameworks/native/audiocapturer/include/audio_capturer_source.h
+++ b/frameworks/native/audiocapturer/include/audio_capturer_source.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/include/audio_capturer_source_intf.h b/frameworks/native/audiocapturer/include/audio_capturer_source_intf.h
index e4ced168..5e2cab13 100644
--- a/frameworks/native/audiocapturer/include/audio_capturer_source_intf.h
+++ b/frameworks/native/audiocapturer/include/audio_capturer_source_intf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/src/audio_capturer.cpp b/frameworks/native/audiocapturer/src/audio_capturer.cpp
index 32bb9ab5..26b449e3 100644
--- a/frameworks/native/audiocapturer/src/audio_capturer.cpp
+++ b/frameworks/native/audiocapturer/src/audio_capturer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiocapturer/src/audio_capturer_source.cpp b/frameworks/native/audiocapturer/src/audio_capturer_source.cpp
index 8513c81c..0265a5bf 100644
--- a/frameworks/native/audiocapturer/src/audio_capturer_source.cpp
+++ b/frameworks/native/audiocapturer/src/audio_capturer_source.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiopolicy/BUILD.gn b/frameworks/native/audiopolicy/BUILD.gn
index ab91fe1e..2424dab5 100644
--- a/frameworks/native/audiopolicy/BUILD.gn
+++ b/frameworks/native/audiopolicy/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/audiopolicy/include/audio_interrupt_callback.h b/frameworks/native/audiopolicy/include/audio_interrupt_callback.h
index 31cbbade..6fb9634f 100644
--- a/frameworks/native/audiopolicy/include/audio_interrupt_callback.h
+++ b/frameworks/native/audiopolicy/include/audio_interrupt_callback.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiopolicy/include/audio_policy_manager.h b/frameworks/native/audiopolicy/include/audio_policy_manager.h
index 0c5011f9..3d9c7280 100644
--- a/frameworks/native/audiopolicy/include/audio_policy_manager.h
+++ b/frameworks/native/audiopolicy/include/audio_policy_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/BUILD.gn b/frameworks/native/audiorenderer/BUILD.gn
index 0c3b43ff..2ce06dfb 100644
--- a/frameworks/native/audiorenderer/BUILD.gn
+++ b/frameworks/native/audiorenderer/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/audio_renderer_private.h b/frameworks/native/audiorenderer/include/audio_renderer_private.h
index a33eff52..1de2bbdb 100644
--- a/frameworks/native/audiorenderer/include/audio_renderer_private.h
+++ b/frameworks/native/audiorenderer/include/audio_renderer_private.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/audio_renderer_sink.h b/frameworks/native/audiorenderer/include/audio_renderer_sink.h
index e35da24a..3d2569ca 100644
--- a/frameworks/native/audiorenderer/include/audio_renderer_sink.h
+++ b/frameworks/native/audiorenderer/include/audio_renderer_sink.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/audio_renderer_sink_intf.h b/frameworks/native/audiorenderer/include/audio_renderer_sink_intf.h
index 3f259f81..07be946a 100644
--- a/frameworks/native/audiorenderer/include/audio_renderer_sink_intf.h
+++ b/frameworks/native/audiorenderer/include/audio_renderer_sink_intf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/bluetooth_renderer_sink.h b/frameworks/native/audiorenderer/include/bluetooth_renderer_sink.h
index 49e78dc2..261006dd 100644
--- a/frameworks/native/audiorenderer/include/bluetooth_renderer_sink.h
+++ b/frameworks/native/audiorenderer/include/bluetooth_renderer_sink.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/bluetooth_renderer_sink_intf.h b/frameworks/native/audiorenderer/include/bluetooth_renderer_sink_intf.h
index ac5ef78b..f5143003 100644
--- a/frameworks/native/audiorenderer/include/bluetooth_renderer_sink_intf.h
+++ b/frameworks/native/audiorenderer/include/bluetooth_renderer_sink_intf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/include/renderer_sink_adapter.h b/frameworks/native/audiorenderer/include/renderer_sink_adapter.h
index 889b724a..04206939 100644
--- a/frameworks/native/audiorenderer/include/renderer_sink_adapter.h
+++ b/frameworks/native/audiorenderer/include/renderer_sink_adapter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/src/audio_renderer.cpp b/frameworks/native/audiorenderer/src/audio_renderer.cpp
index 06104f6e..9258edaa 100644
--- a/frameworks/native/audiorenderer/src/audio_renderer.cpp
+++ b/frameworks/native/audiorenderer/src/audio_renderer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/src/audio_renderer_sink.cpp b/frameworks/native/audiorenderer/src/audio_renderer_sink.cpp
index a7fd2e14..f68ac4b6 100644
--- a/frameworks/native/audiorenderer/src/audio_renderer_sink.cpp
+++ b/frameworks/native/audiorenderer/src/audio_renderer_sink.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/src/bluetooth_renderer_sink.cpp b/frameworks/native/audiorenderer/src/bluetooth_renderer_sink.cpp
index 3c37aeed..61c8b598 100644
--- a/frameworks/native/audiorenderer/src/bluetooth_renderer_sink.cpp
+++ b/frameworks/native/audiorenderer/src/bluetooth_renderer_sink.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiorenderer/src/renderer_sink_adapter.c b/frameworks/native/audiorenderer/src/renderer_sink_adapter.c
index f4a8e6fc..db473835 100644
--- a/frameworks/native/audiorenderer/src/renderer_sink_adapter.c
+++ b/frameworks/native/audiorenderer/src/renderer_sink_adapter.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiosession/include/audio_session.h b/frameworks/native/audiosession/include/audio_session.h
index 3ad78737..3aed445c 100644
--- a/frameworks/native/audiosession/include/audio_session.h
+++ b/frameworks/native/audiosession/include/audio_session.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/audiostream/include/audio_stream.h b/frameworks/native/audiostream/include/audio_stream.h
index 387aa73e..a01e6c06 100644
--- a/frameworks/native/audiostream/include/audio_stream.h
+++ b/frameworks/native/audiostream/include/audio_stream.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/libsnd/BUILD.gn b/frameworks/native/libsnd/BUILD.gn
index b08209a8..7fd829df 100644
--- a/frameworks/native/libsnd/BUILD.gn
+++ b/frameworks/native/libsnd/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/BUILD.gn b/frameworks/native/opensles/BUILD.gn
index 78b61569..087cbe6b 100644
--- a/frameworks/native/opensles/BUILD.gn
+++ b/frameworks/native/opensles/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Copyright (c) 2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/include/OpenSLES_OpenHarmony.h b/frameworks/native/opensles/include/OpenSLES_OpenHarmony.h
index 9eca4f71..5dc5ad14 100644
--- a/frameworks/native/opensles/include/OpenSLES_OpenHarmony.h
+++ b/frameworks/native/opensles/include/OpenSLES_OpenHarmony.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/include/audioplayer_adapter.h b/frameworks/native/opensles/include/audioplayer_adapter.h
index cdea1aee..05660103 100644
--- a/frameworks/native/opensles/include/audioplayer_adapter.h
+++ b/frameworks/native/opensles/include/audioplayer_adapter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/include/common.h b/frameworks/native/opensles/include/common.h
index 9bb604a9..5967d7c5 100644
--- a/frameworks/native/opensles/include/common.h
+++ b/frameworks/native/opensles/include/common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/include/writecallback_adapter.h b/frameworks/native/opensles/include/writecallback_adapter.h
index 426000b0..1f9d3538 100644
--- a/frameworks/native/opensles/include/writecallback_adapter.h
+++ b/frameworks/native/opensles/include/writecallback_adapter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/adapter/audioplayer_adapter.cpp b/frameworks/native/opensles/src/adapter/audioplayer_adapter.cpp
index 18257611..99d82e37 100644
--- a/frameworks/native/opensles/src/adapter/audioplayer_adapter.cpp
+++ b/frameworks/native/opensles/src/adapter/audioplayer_adapter.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/adapter/writecallback_adapter.cpp b/frameworks/native/opensles/src/adapter/writecallback_adapter.cpp
index 14e38e4b..9a80d0d4 100644
--- a/frameworks/native/opensles/src/adapter/writecallback_adapter.cpp
+++ b/frameworks/native/opensles/src/adapter/writecallback_adapter.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/itf/engine_itf.cpp b/frameworks/native/opensles/src/itf/engine_itf.cpp
index d6212145..acae804b 100644
--- a/frameworks/native/opensles/src/itf/engine_itf.cpp
+++ b/frameworks/native/opensles/src/itf/engine_itf.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/itf/object_itf.cpp b/frameworks/native/opensles/src/itf/object_itf.cpp
index 88e4e723..1afd6cce 100644
--- a/frameworks/native/opensles/src/itf/object_itf.cpp
+++ b/frameworks/native/opensles/src/itf/object_itf.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/itf/openharmony_buffer_queue_itf.cpp b/frameworks/native/opensles/src/itf/openharmony_buffer_queue_itf.cpp
index cf786d4a..22b4c388 100644
--- a/frameworks/native/opensles/src/itf/openharmony_buffer_queue_itf.cpp
+++ b/frameworks/native/opensles/src/itf/openharmony_buffer_queue_itf.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/itf/play_itf.cpp b/frameworks/native/opensles/src/itf/play_itf.cpp
index 89f2aad8..b43b0702 100644
--- a/frameworks/native/opensles/src/itf/play_itf.cpp
+++ b/frameworks/native/opensles/src/itf/play_itf.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/itf/volume_itf.cpp b/frameworks/native/opensles/src/itf/volume_itf.cpp
index db1154ef..18ce8f5e 100644
--- a/frameworks/native/opensles/src/itf/volume_itf.cpp
+++ b/frameworks/native/opensles/src/itf/volume_itf.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/obj/audioplayer_obj.cpp b/frameworks/native/opensles/src/obj/audioplayer_obj.cpp
index 03c31245..76c23a59 100644
--- a/frameworks/native/opensles/src/obj/audioplayer_obj.cpp
+++ b/frameworks/native/opensles/src/obj/audioplayer_obj.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/obj/engine_obj.cpp b/frameworks/native/opensles/src/obj/engine_obj.cpp
index 57757067..b8c73efd 100644
--- a/frameworks/native/opensles/src/obj/engine_obj.cpp
+++ b/frameworks/native/opensles/src/obj/engine_obj.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/obj/output_mix_obj.cpp b/frameworks/native/opensles/src/obj/output_mix_obj.cpp
index fa24815f..08aeba82 100644
--- a/frameworks/native/opensles/src/obj/output_mix_obj.cpp
+++ b/frameworks/native/opensles/src/obj/output_mix_obj.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/util/OpenSLES_OpenHarmony_IID.cpp b/frameworks/native/opensles/src/util/OpenSLES_OpenHarmony_IID.cpp
index 5a5bf4d3..048d28df 100644
--- a/frameworks/native/opensles/src/util/OpenSLES_OpenHarmony_IID.cpp
+++ b/frameworks/native/opensles/src/util/OpenSLES_OpenHarmony_IID.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/util/builder.cpp b/frameworks/native/opensles/src/util/builder.cpp
index ba406e9e..cea022de 100644
--- a/frameworks/native/opensles/src/util/builder.cpp
+++ b/frameworks/native/opensles/src/util/builder.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/opensles/src/util/table_struct.cpp b/frameworks/native/opensles/src/util/table_struct.cpp
index a668c4c4..8fc65b51 100644
--- a/frameworks/native/opensles/src/util/table_struct.cpp
+++ b/frameworks/native/opensles/src/util/table_struct.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -28,4 +28,4 @@ ClassTable AudioPlayerTab = {
 ClassTable OutputMixTab = {
     SL_OBJECTID_OUTPUTMIX,
     sizeof(CAudioPlayer),
-};
\ No newline at end of file
+};
diff --git a/frameworks/native/pulseaudio/BUILD.gn b/frameworks/native/pulseaudio/BUILD.gn
index 9a42ec8a..96962348 100644
--- a/frameworks/native/pulseaudio/BUILD.gn
+++ b/frameworks/native/pulseaudio/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -13,38 +13,43 @@
 
 import("//build/ohos.gni")
 
-pulseaudio_build_path = "//foundation/multimedia/audio_standard/frameworks/native/pulseaudio"
-libsndfile_build_path = "//foundation/multimedia/audio_standard/frameworks/native/libsnd"
+pulseaudio_build_path =
+    "//foundation/multimedia/audio_standard/frameworks/native/pulseaudio"
+libsndfile_build_path =
+    "//foundation/multimedia/audio_standard/frameworks/native/libsnd"
 
 group("pulseaudio_packages") {
   deps = [
     # ":gen_config_header",
     "$libsndfile_build_path:sndfile",
-    "$pulseaudio_build_path/src:pulsecommon",
-    "$pulseaudio_build_path/src/pulse:pulse",
+    "$pulseaudio_build_path/src:pa_client_config",
     "$pulseaudio_build_path/src:pa_daemon_config",
     "$pulseaudio_build_path/src:pa_default_config",
-    "$pulseaudio_build_path/src:pa_client_config",
-    "$pulseaudio_build_path/src/pulse:pulse-simple",
-    "$pulseaudio_build_path/src/pulse:pulse-mainloop-glib",
-    "$pulseaudio_build_path/src/pulsecore:pulsecore",
-    "$pulseaudio_build_path/src/pulsecore:protocol-native",
-    "$pulseaudio_build_path/src/pulsecore:cli",
-    "$pulseaudio_build_path/src/pulsecore:protocol-cli",
+    "$pulseaudio_build_path/src:pulsecommon",
     "$pulseaudio_build_path/src/daemon:pulseaudio",
-    "$pulseaudio_build_path/src/utils:pacmd",
-    "$pulseaudio_build_path/src/utils:pacat",
-    "$pulseaudio_build_path/src/utils:pactl",
     "$pulseaudio_build_path/src/modules:modules",
     "$pulseaudio_build_path/src/modules/hdi:module-hdi-sink",
     "$pulseaudio_build_path/src/modules/hdi:module-hdi-source",
+    "$pulseaudio_build_path/src/pulse:pulse",
+    "$pulseaudio_build_path/src/pulse:pulse-mainloop-glib",
+    "$pulseaudio_build_path/src/pulse:pulse-simple",
+    "$pulseaudio_build_path/src/pulsecore:cli",
+    "$pulseaudio_build_path/src/pulsecore:protocol-cli",
+    "$pulseaudio_build_path/src/pulsecore:protocol-native",
+    "$pulseaudio_build_path/src/pulsecore:pulsecore",
+    "$pulseaudio_build_path/src/utils:pacat",
+    "$pulseaudio_build_path/src/utils:pacmd",
+    "$pulseaudio_build_path/src/utils:pactl",
   ]
 }
 
 action("gen_config_header") {
   script = "$pulseaudio_build_path/ohos_paconfig.sh"
 
-  args = [ rebase_path("//third_party/pulseaudio", root_build_dir), rebase_path( "${target_gen_dir}/", root_build_dir),]
+  args = [
+    rebase_path("//third_party/pulseaudio", root_build_dir),
+    rebase_path("${target_gen_dir}/", root_build_dir),
+  ]
 
-  outputs = [ "${target_gen_dir}/config.h", ]
+  outputs = [ "${target_gen_dir}/config.h" ]
 }
diff --git a/frameworks/native/pulseaudio/include/ltdl.h b/frameworks/native/pulseaudio/include/ltdl.h
index 0f47bd3b..0f473f2b 100644
--- a/frameworks/native/pulseaudio/include/ltdl.h
+++ b/frameworks/native/pulseaudio/include/ltdl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/ohos_paconfig.sh b/frameworks/native/pulseaudio/ohos_paconfig.sh
index baac667a..24d478c5 100644
--- a/frameworks/native/pulseaudio/ohos_paconfig.sh
+++ b/frameworks/native/pulseaudio/ohos_paconfig.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/BUILD.gn b/frameworks/native/pulseaudio/src/BUILD.gn
index e78ab558..06ae0acc 100644
--- a/frameworks/native/pulseaudio/src/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/daemon/BUILD.gn b/frameworks/native/pulseaudio/src/daemon/BUILD.gn
index 87b3449b..0c6681ee 100644
--- a/frameworks/native/pulseaudio/src/daemon/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/daemon/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/BUILD.gn b/frameworks/native/pulseaudio/src/modules/BUILD.gn
index 4952d0f3..0370e302 100644
--- a/frameworks/native/pulseaudio/src/modules/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/modules/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/hdi/BUILD.gn b/frameworks/native/pulseaudio/src/modules/hdi/BUILD.gn
index 6fd6cabe..e382fe2d 100644
--- a/frameworks/native/pulseaudio/src/modules/hdi/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/modules/hdi/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/hdi/hdi_sink.c b/frameworks/native/pulseaudio/src/modules/hdi/hdi_sink.c
index 090324f6..0505e270 100644
--- a/frameworks/native/pulseaudio/src/modules/hdi/hdi_sink.c
+++ b/frameworks/native/pulseaudio/src/modules/hdi/hdi_sink.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/hdi/hdi_source.c b/frameworks/native/pulseaudio/src/modules/hdi/hdi_source.c
index edcaa4bb..c05e0506 100644
--- a/frameworks/native/pulseaudio/src/modules/hdi/hdi_source.c
+++ b/frameworks/native/pulseaudio/src/modules/hdi/hdi_source.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_sink.c b/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_sink.c
index 71b9ac96..27ec8476 100644
--- a/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_sink.c
+++ b/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_sink.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_source.c b/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_source.c
index 46713257..8113e29f 100644
--- a/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_source.c
+++ b/frameworks/native/pulseaudio/src/modules/hdi/module_hdi_source.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/pulse/BUILD.gn b/frameworks/native/pulseaudio/src/pulse/BUILD.gn
index b4c61a0c..3bb04db7 100644
--- a/frameworks/native/pulseaudio/src/pulse/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/pulse/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/pulsecore/BUILD.gn b/frameworks/native/pulseaudio/src/pulsecore/BUILD.gn
index 5399de17..dd687794 100644
--- a/frameworks/native/pulseaudio/src/pulsecore/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/pulsecore/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/pulsecore/ltdl_stub.c b/frameworks/native/pulseaudio/src/pulsecore/ltdl_stub.c
index 3ffcf43c..0f798e77 100644
--- a/frameworks/native/pulseaudio/src/pulsecore/ltdl_stub.c
+++ b/frameworks/native/pulseaudio/src/pulsecore/ltdl_stub.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/frameworks/native/pulseaudio/src/utils/BUILD.gn b/frameworks/native/pulseaudio/src/utils/BUILD.gn
index 8b6ab7f4..9cddae6b 100644
--- a/frameworks/native/pulseaudio/src/utils/BUILD.gn
+++ b/frameworks/native/pulseaudio/src/utils/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocapturer/BUILD.gn b/interfaces/inner_api/native/audiocapturer/BUILD.gn
index 440499d1..c5eb5ce9 100644
--- a/interfaces/inner_api/native/audiocapturer/BUILD.gn
+++ b/interfaces/inner_api/native/audiocapturer/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocapturer/include/audio_capturer.h b/interfaces/inner_api/native/audiocapturer/include/audio_capturer.h
index eb3f3f44..50e4750a 100644
--- a/interfaces/inner_api/native/audiocapturer/include/audio_capturer.h
+++ b/interfaces/inner_api/native/audiocapturer/include/audio_capturer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocommon/include/audio_errors.h b/interfaces/inner_api/native/audiocommon/include/audio_errors.h
index 7ba81be4..417113cb 100644
--- a/interfaces/inner_api/native/audiocommon/include/audio_errors.h
+++ b/interfaces/inner_api/native/audiocommon/include/audio_errors.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocommon/include/audio_info.h b/interfaces/inner_api/native/audiocommon/include/audio_info.h
index 199a6487..0eff2531 100644
--- a/interfaces/inner_api/native/audiocommon/include/audio_info.h
+++ b/interfaces/inner_api/native/audiocommon/include/audio_info.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocommon/include/media_log.h b/interfaces/inner_api/native/audiocommon/include/media_log.h
index 8b4227fb..9d59811f 100644
--- a/interfaces/inner_api/native/audiocommon/include/media_log.h
+++ b/interfaces/inner_api/native/audiocommon/include/media_log.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiocommon/include/timestamp.h b/interfaces/inner_api/native/audiocommon/include/timestamp.h
index 2295c3b8..8323e1ce 100644
--- a/interfaces/inner_api/native/audiocommon/include/timestamp.h
+++ b/interfaces/inner_api/native/audiocommon/include/timestamp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiomanager/BUILD.gn b/interfaces/inner_api/native/audiomanager/BUILD.gn
index ecc3e510..272e5a0b 100644
--- a/interfaces/inner_api/native/audiomanager/BUILD.gn
+++ b/interfaces/inner_api/native/audiomanager/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiomanager/include/audio_system_manager.h b/interfaces/inner_api/native/audiomanager/include/audio_system_manager.h
index 53131568..04e207d8 100644
--- a/interfaces/inner_api/native/audiomanager/include/audio_system_manager.h
+++ b/interfaces/inner_api/native/audiomanager/include/audio_system_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiorenderer/BUILD.gn b/interfaces/inner_api/native/audiorenderer/BUILD.gn
index 74e27db7..5d24df74 100644
--- a/interfaces/inner_api/native/audiorenderer/BUILD.gn
+++ b/interfaces/inner_api/native/audiorenderer/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audiorenderer/include/audio_renderer.h b/interfaces/inner_api/native/audiorenderer/include/audio_renderer.h
index d0286adf..4ddf2477 100644
--- a/interfaces/inner_api/native/audiorenderer/include/audio_renderer.h
+++ b/interfaces/inner_api/native/audiorenderer/include/audio_renderer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audioringtone/BUILD.gn b/interfaces/inner_api/native/audioringtone/BUILD.gn
index f1357701..7bf223fb 100644
--- a/interfaces/inner_api/native/audioringtone/BUILD.gn
+++ b/interfaces/inner_api/native/audioringtone/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audioringtone/include/iringtone_player.h b/interfaces/inner_api/native/audioringtone/include/iringtone_player.h
index e6c88432..c28e1301 100644
--- a/interfaces/inner_api/native/audioringtone/include/iringtone_player.h
+++ b/interfaces/inner_api/native/audioringtone/include/iringtone_player.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/audioringtone/include/iringtone_sound_manager.h b/interfaces/inner_api/native/audioringtone/include/iringtone_sound_manager.h
index a333cf24..480158c2 100644
--- a/interfaces/inner_api/native/audioringtone/include/iringtone_sound_manager.h
+++ b/interfaces/inner_api/native/audioringtone/include/iringtone_sound_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/inner_api/native/opensles/BUILD.gn b/interfaces/inner_api/native/opensles/BUILD.gn
index e1e04cd2..0f8df894 100644
--- a/interfaces/inner_api/native/opensles/BUILD.gn
+++ b/interfaces/inner_api/native/opensles/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Copyright (c) 2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/kits/js/@ohos.multimedia.audio.d.ts b/interfaces/kits/js/@ohos.multimedia.audio.d.ts
index 57bc4335..4797b9c2 100644
--- a/interfaces/kits/js/@ohos.multimedia.audio.d.ts
+++ b/interfaces/kits/js/@ohos.multimedia.audio.d.ts
@@ -1,5 +1,5 @@
 /*
-* Copyright (C) 2021 Huawei Device Co., Ltd.
+* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/@ohos.multimedia.session.d.ts b/interfaces/kits/js/@ohos.multimedia.session.d.ts
index b8885da8..a71888ea 100644
--- a/interfaces/kits/js/@ohos.multimedia.session.d.ts
+++ b/interfaces/kits/js/@ohos.multimedia.session.d.ts
@@ -1,5 +1,5 @@
 /*
-* Copyright (C) 2021 Huawei Device Co., Ltd.
+* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_capturer/include/audio_capturer_napi.h b/interfaces/kits/js/audio_capturer/include/audio_capturer_napi.h
index 75cd2e9a..cc829da6 100644
--- a/interfaces/kits/js/audio_capturer/include/audio_capturer_napi.h
+++ b/interfaces/kits/js/audio_capturer/include/audio_capturer_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_capturer/include/audio_parameters_napi.h b/interfaces/kits/js/audio_capturer/include/audio_parameters_napi.h
index 7dc3d939..c240137a 100644
--- a/interfaces/kits/js/audio_capturer/include/audio_parameters_napi.h
+++ b/interfaces/kits/js/audio_capturer/include/audio_parameters_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_manager/@ohos.multimedia.audio.d.ts b/interfaces/kits/js/audio_manager/@ohos.multimedia.audio.d.ts
index 523c893f..24ef3edd 100644
--- a/interfaces/kits/js/audio_manager/@ohos.multimedia.audio.d.ts
+++ b/interfaces/kits/js/audio_manager/@ohos.multimedia.audio.d.ts
@@ -1,5 +1,5 @@
 /*
-* Copyright (C) 2021 Huawei Device Co., Ltd.
+* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_manager/BUILD.gn b/interfaces/kits/js/audio_manager/BUILD.gn
index 2584ea85..d5604a7c 100644
--- a/interfaces/kits/js/audio_manager/BUILD.gn
+++ b/interfaces/kits/js/audio_manager/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_manager/include/audio_device_descriptor_napi.h b/interfaces/kits/js/audio_manager/include/audio_device_descriptor_napi.h
index 5c999c50..e99a6320 100644
--- a/interfaces/kits/js/audio_manager/include/audio_device_descriptor_napi.h
+++ b/interfaces/kits/js/audio_manager/include/audio_device_descriptor_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_manager/include/audio_manager_napi.h b/interfaces/kits/js/audio_manager/include/audio_manager_napi.h
index 1e1ee705..c743e8fc 100644
--- a/interfaces/kits/js/audio_manager/include/audio_manager_napi.h
+++ b/interfaces/kits/js/audio_manager/include/audio_manager_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/audio_renderer/include/audio_renderer_napi.h b/interfaces/kits/js/audio_renderer/include/audio_renderer_napi.h
index 9e61d206..6a4e5c8c 100644
--- a/interfaces/kits/js/audio_renderer/include/audio_renderer_napi.h
+++ b/interfaces/kits/js/audio_renderer/include/audio_renderer_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/ringtone_manager/include/audio_renderer_info_napi.h b/interfaces/kits/js/ringtone_manager/include/audio_renderer_info_napi.h
index ee636b18..fcf574a9 100644
--- a/interfaces/kits/js/ringtone_manager/include/audio_renderer_info_napi.h
+++ b/interfaces/kits/js/ringtone_manager/include/audio_renderer_info_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/ringtone_manager/include/ringtone_options_napi.h b/interfaces/kits/js/ringtone_manager/include/ringtone_options_napi.h
index 2cdd2943..f92f9d93 100644
--- a/interfaces/kits/js/ringtone_manager/include/ringtone_options_napi.h
+++ b/interfaces/kits/js/ringtone_manager/include/ringtone_options_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/ringtone_manager/include/ringtone_player_napi.h b/interfaces/kits/js/ringtone_manager/include/ringtone_player_napi.h
index 4e415a4c..40fb003b 100644
--- a/interfaces/kits/js/ringtone_manager/include/ringtone_player_napi.h
+++ b/interfaces/kits/js/ringtone_manager/include/ringtone_player_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/js/ringtone_manager/include/system_sound_manager_napi.h b/interfaces/kits/js/ringtone_manager/include/system_sound_manager_napi.h
index a152a31d..6a2317de 100644
--- a/interfaces/kits/js/ringtone_manager/include/system_sound_manager_napi.h
+++ b/interfaces/kits/js/ringtone_manager/include/system_sound_manager_napi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/sa_profile/3001.xml b/sa_profile/3001.xml
index 43252c0f..9d440997 100644
--- a/sa_profile/3001.xml
+++ b/sa_profile/3001.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/sa_profile/3009.xml b/sa_profile/3009.xml
index 16eaee69..98154c98 100644
--- a/sa_profile/3009.xml
+++ b/sa_profile/3009.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/sa_profile/BUILD.gn b/sa_profile/BUILD.gn
index d1d4f423..994b0a15 100644
--- a/sa_profile/BUILD.gn
+++ b/sa_profile/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/services/BUILD.gn b/services/BUILD.gn
index 3a9bdd64..c9b806c0 100644
--- a/services/BUILD.gn
+++ b/services/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/services/etc/audio_policy.rc b/services/etc/audio_policy.rc
index 5238a5a4..fa9144be 100644
--- a/services/etc/audio_policy.rc
+++ b/services/etc/audio_policy.rc
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/services/etc/pulseaudio.rc b/services/etc/pulseaudio.rc
index 245aa54d..8a9c14df 100644
--- a/services/etc/pulseaudio.rc
+++ b/services/etc/pulseaudio.rc
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/services/include/audio_bluetooth/client/audio_bluetooth_manager.h b/services/include/audio_bluetooth/client/audio_bluetooth_manager.h
index 7220a1db..8ca2a973 100644
--- a/services/include/audio_bluetooth/client/audio_bluetooth_manager.h
+++ b/services/include/audio_bluetooth/client/audio_bluetooth_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.h b/services/include/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.h
index cbab8f48..ac8f141f 100644
--- a/services/include/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.h
+++ b/services/include/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_bluetooth/client/bluetooth_a2dp_src_observer.h b/services/include/audio_bluetooth/client/bluetooth_a2dp_src_observer.h
index bfbc9b88..6a38a9ac 100644
--- a/services/include/audio_bluetooth/client/bluetooth_a2dp_src_observer.h
+++ b/services/include/audio_bluetooth/client/bluetooth_a2dp_src_observer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_manager_base.h b/services/include/audio_manager_base.h
index 6983f8cd..31b2d02e 100644
--- a/services/include/audio_manager_base.h
+++ b/services/include/audio_manager_base.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_policy_base.h b/services/include/audio_policy/client/audio_policy_base.h
index 86143e79..8a74db7a 100644
--- a/services/include/audio_policy/client/audio_policy_base.h
+++ b/services/include/audio_policy/client/audio_policy_base.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_policy_manager_listener_stub.h b/services/include/audio_policy/client/audio_policy_manager_listener_stub.h
index 59b30cdb..9cc2d7eb 100644
--- a/services/include/audio_policy/client/audio_policy_manager_listener_stub.h
+++ b/services/include/audio_policy/client/audio_policy_manager_listener_stub.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_policy_manager_stub.h b/services/include/audio_policy/client/audio_policy_manager_stub.h
index 8e74bc1c..2b825221 100644
--- a/services/include/audio_policy/client/audio_policy_manager_stub.h
+++ b/services/include/audio_policy/client/audio_policy_manager_stub.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_policy_proxy.h b/services/include/audio_policy/client/audio_policy_proxy.h
index 591eafb6..6bc8ce18 100644
--- a/services/include/audio_policy/client/audio_policy_proxy.h
+++ b/services/include/audio_policy/client/audio_policy_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_ringermode_update_listener_stub.h b/services/include/audio_policy/client/audio_ringermode_update_listener_stub.h
index 155aa637..7f9d6b2f 100644
--- a/services/include/audio_policy/client/audio_ringermode_update_listener_stub.h
+++ b/services/include/audio_policy/client/audio_ringermode_update_listener_stub.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/client/audio_volume_key_event_callback_stub.h b/services/include/audio_policy/client/audio_volume_key_event_callback_stub.h
index c0ec0a16..4c3517cb 100644
--- a/services/include/audio_policy/client/audio_volume_key_event_callback_stub.h
+++ b/services/include/audio_policy/client/audio_volume_key_event_callback_stub.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/common/audio_policy_types.h b/services/include/audio_policy/common/audio_policy_types.h
index dff76699..46f25104 100644
--- a/services/include/audio_policy/common/audio_policy_types.h
+++ b/services/include/audio_policy/common/audio_policy_types.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/common/i_audio_volume_key_event_callback.h b/services/include/audio_policy/common/i_audio_volume_key_event_callback.h
index fe68b468..9cf2748b 100644
--- a/services/include/audio_policy/common/i_audio_volume_key_event_callback.h
+++ b/services/include/audio_policy/common/i_audio_volume_key_event_callback.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/common/i_standard_audio_policy_manager_listener.h b/services/include/audio_policy/common/i_standard_audio_policy_manager_listener.h
index f81e3abc..2a7cd89e 100644
--- a/services/include/audio_policy/common/i_standard_audio_policy_manager_listener.h
+++ b/services/include/audio_policy/common/i_standard_audio_policy_manager_listener.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/common/i_standard_ringermode_update_listener.h b/services/include/audio_policy/common/i_standard_ringermode_update_listener.h
index ca072f19..f0787b5e 100644
--- a/services/include/audio_policy/common/i_standard_ringermode_update_listener.h
+++ b/services/include/audio_policy/common/i_standard_ringermode_update_listener.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/server/audio_policy_manager_listener_proxy.h b/services/include/audio_policy/server/audio_policy_manager_listener_proxy.h
index 3807a9e8..63d35c99 100644
--- a/services/include/audio_policy/server/audio_policy_manager_listener_proxy.h
+++ b/services/include/audio_policy/server/audio_policy_manager_listener_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/server/audio_policy_server.h b/services/include/audio_policy/server/audio_policy_server.h
index 4f265b52..f2061d2b 100644
--- a/services/include/audio_policy/server/audio_policy_server.h
+++ b/services/include/audio_policy/server/audio_policy_server.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/server/audio_ringermode_update_listener_proxy.h b/services/include/audio_policy/server/audio_ringermode_update_listener_proxy.h
index c0cfeee4..2d8f152a 100644
--- a/services/include/audio_policy/server/audio_ringermode_update_listener_proxy.h
+++ b/services/include/audio_policy/server/audio_ringermode_update_listener_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/server/audio_service_dump.h b/services/include/audio_policy/server/audio_service_dump.h
index 0c5fd7ba..3db6b378 100644
--- a/services/include/audio_policy/server/audio_service_dump.h
+++ b/services/include/audio_policy/server/audio_service_dump.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_policy/server/audio_volume_key_event_callback_proxy.h b/services/include/audio_policy/server/audio_volume_key_event_callback_proxy.h
index 00d64853..c4f22b46 100644
--- a/services/include/audio_policy/server/audio_volume_key_event_callback_proxy.h
+++ b/services/include/audio_policy/server/audio_volume_key_event_callback_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_error.h b/services/include/audio_service/client/audio_error.h
index 0a4a5f24..4c043fd3 100644
--- a/services/include/audio_service/client/audio_error.h
+++ b/services/include/audio_service/client/audio_error.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_manager_proxy.h b/services/include/audio_service/client/audio_manager_proxy.h
index d4764eee..a3366144 100644
--- a/services/include/audio_service/client/audio_manager_proxy.h
+++ b/services/include/audio_service/client/audio_manager_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_ringtone_manager.h b/services/include/audio_service/client/audio_ringtone_manager.h
index 93088031..7cb04c3c 100644
--- a/services/include/audio_service/client/audio_ringtone_manager.h
+++ b/services/include/audio_service/client/audio_ringtone_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_server_death_recipient.h b/services/include/audio_service/client/audio_server_death_recipient.h
index 9cb3bf4c..6930af83 100644
--- a/services/include/audio_service/client/audio_server_death_recipient.h
+++ b/services/include/audio_service/client/audio_server_death_recipient.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_service_client.h b/services/include/audio_service/client/audio_service_client.h
index 8d41ca4e..888244ea 100644
--- a/services/include/audio_service/client/audio_service_client.h
+++ b/services/include/audio_service/client/audio_service_client.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/client/audio_timer.h b/services/include/audio_service/client/audio_timer.h
index 3565df53..c2669b1e 100644
--- a/services/include/audio_service/client/audio_timer.h
+++ b/services/include/audio_service/client/audio_timer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/include/audio_service/server/audio_server.h b/services/include/audio_service/server/audio_server.h
index 4792933e..533c4abb 100644
--- a/services/include/audio_service/server/audio_server.h
+++ b/services/include/audio_service/server/audio_server.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_bluetooth/client/audio_bluetooth_manager.cpp b/services/src/audio_bluetooth/client/audio_bluetooth_manager.cpp
index e0597db5..8e504014 100644
--- a/services/src/audio_bluetooth/client/audio_bluetooth_manager.cpp
+++ b/services/src/audio_bluetooth/client/audio_bluetooth_manager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.cpp b/services/src/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.cpp
index 4536d924..9e9820cf 100644
--- a/services/src/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.cpp
+++ b/services/src/audio_bluetooth/client/bluetooth_a2dp_audio_src_observer_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_bluetooth/client/bluetooth_a2dp_src_observer.cpp b/services/src/audio_bluetooth/client/bluetooth_a2dp_src_observer.cpp
index 2ea575d4..71e6f2d4 100644
--- a/services/src/audio_bluetooth/client/bluetooth_a2dp_src_observer.cpp
+++ b/services/src/audio_bluetooth/client/bluetooth_a2dp_src_observer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_device_descriptor.cpp b/services/src/audio_policy/client/audio_device_descriptor.cpp
index 3d5b1c5c..ddb8bd04 100644
--- a/services/src/audio_policy/client/audio_device_descriptor.cpp
+++ b/services/src/audio_policy/client/audio_device_descriptor.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_policy_manager.cpp b/services/src/audio_policy/client/audio_policy_manager.cpp
index 297c4417..fa8f318c 100644
--- a/services/src/audio_policy/client/audio_policy_manager.cpp
+++ b/services/src/audio_policy/client/audio_policy_manager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_policy_manager_listener_stub.cpp b/services/src/audio_policy/client/audio_policy_manager_listener_stub.cpp
index 560f336e..04a8690b 100644
--- a/services/src/audio_policy/client/audio_policy_manager_listener_stub.cpp
+++ b/services/src/audio_policy/client/audio_policy_manager_listener_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_policy_proxy.cpp b/services/src/audio_policy/client/audio_policy_proxy.cpp
index d98d6ea8..e34f3a83 100644
--- a/services/src/audio_policy/client/audio_policy_proxy.cpp
+++ b/services/src/audio_policy/client/audio_policy_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_ringermode_update_listener_stub.cpp b/services/src/audio_policy/client/audio_ringermode_update_listener_stub.cpp
index 6a3434c1..8c954250 100644
--- a/services/src/audio_policy/client/audio_ringermode_update_listener_stub.cpp
+++ b/services/src/audio_policy/client/audio_ringermode_update_listener_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/client/audio_volume_key_event_callback_stub.cpp b/services/src/audio_policy/client/audio_volume_key_event_callback_stub.cpp
index dc71ebf5..3a804e8d 100644
--- a/services/src/audio_policy/client/audio_volume_key_event_callback_stub.cpp
+++ b/services/src/audio_policy/client/audio_volume_key_event_callback_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_policy_manager_listener_proxy.cpp b/services/src/audio_policy/server/audio_policy_manager_listener_proxy.cpp
index 257e2eda..53ebb21a 100644
--- a/services/src/audio_policy/server/audio_policy_manager_listener_proxy.cpp
+++ b/services/src/audio_policy/server/audio_policy_manager_listener_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_policy_manager_stub.cpp b/services/src/audio_policy/server/audio_policy_manager_stub.cpp
index 649bcce7..d23d5634 100644
--- a/services/src/audio_policy/server/audio_policy_manager_stub.cpp
+++ b/services/src/audio_policy/server/audio_policy_manager_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_policy_server.cpp b/services/src/audio_policy/server/audio_policy_server.cpp
index be8a7e1e..fb1a85b6 100755
--- a/services/src/audio_policy/server/audio_policy_server.cpp
+++ b/services/src/audio_policy/server/audio_policy_server.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_ringermode_update_listener_proxy.cpp b/services/src/audio_policy/server/audio_ringermode_update_listener_proxy.cpp
index 31412be0..8987ff77 100644
--- a/services/src/audio_policy/server/audio_ringermode_update_listener_proxy.cpp
+++ b/services/src/audio_policy/server/audio_ringermode_update_listener_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_service_dump.cpp b/services/src/audio_policy/server/audio_service_dump.cpp
index b380528b..0423a6d8 100644
--- a/services/src/audio_policy/server/audio_service_dump.cpp
+++ b/services/src/audio_policy/server/audio_service_dump.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/audio_volume_key_event_callback_proxy.cpp b/services/src/audio_policy/server/audio_volume_key_event_callback_proxy.cpp
index 6b2da44b..aa75fe12 100644
--- a/services/src/audio_policy/server/audio_volume_key_event_callback_proxy.cpp
+++ b/services/src/audio_policy/server/audio_volume_key_event_callback_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/etc/audio_policy_config.xml b/services/src/audio_policy/server/etc/audio_policy_config.xml
index 33272a66..260af97e 100644
--- a/services/src/audio_policy/server/etc/audio_policy_config.xml
+++ b/services/src/audio_policy/server/etc/audio_policy_config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<!-- Copyright (C) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/services/src/audio_policy/server/etc/baltimore/audio_policy_config.xml b/services/src/audio_policy/server/etc/baltimore/audio_policy_config.xml
index 6881d87f..1d5c032b 100644
--- a/services/src/audio_policy/server/etc/baltimore/audio_policy_config.xml
+++ b/services/src/audio_policy/server/etc/baltimore/audio_policy_config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<!-- Copyright (C) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/services/src/audio_policy/server/etc/rk3568/audio_policy_config.xml b/services/src/audio_policy/server/etc/rk3568/audio_policy_config.xml
index 80a8ff0b..46f9076b 100644
--- a/services/src/audio_policy/server/etc/rk3568/audio_policy_config.xml
+++ b/services/src/audio_policy/server/etc/rk3568/audio_policy_config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<!-- Copyright (C) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/services/src/audio_policy/server/service/include/audio_policy_service.h b/services/src/audio_policy/server/service/include/audio_policy_service.h
index 3225723f..2f636d8b 100644
--- a/services/src/audio_policy/server/service/include/audio_policy_service.h
+++ b/services/src/audio_policy/server/service/include/audio_policy_service.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/audio_policy_service_proxy.h b/services/src/audio_policy/server/service/include/audio_policy_service_proxy.h
index 0dbbc462..d2da76e2 100644
--- a/services/src/audio_policy/server/service/include/audio_policy_service_proxy.h
+++ b/services/src/audio_policy/server/service/include/audio_policy_service_proxy.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/common/audio_module_info.h b/services/src/audio_policy/server/service/include/common/audio_module_info.h
index 77ed8863..8267810c 100644
--- a/services/src/audio_policy/server/service/include/common/audio_module_info.h
+++ b/services/src/audio_policy/server/service/include/common/audio_module_info.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/common/audio_session_callback.h b/services/src/audio_policy/server/service/include/common/audio_session_callback.h
index 727c664c..4a34eb16 100644
--- a/services/src/audio_policy/server/service/include/common/audio_session_callback.h
+++ b/services/src/audio_policy/server/service/include/common/audio_session_callback.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/config/audio_focus_parser.h b/services/src/audio_policy/server/service/include/config/audio_focus_parser.h
index 74d4b3dc..5b3f988d 100644
--- a/services/src/audio_policy/server/service/include/config/audio_focus_parser.h
+++ b/services/src/audio_policy/server/service/include/config/audio_focus_parser.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/config/parser.h b/services/src/audio_policy/server/service/include/config/parser.h
index 5d0140f3..49474bbd 100644
--- a/services/src/audio_policy/server/service/include/config/parser.h
+++ b/services/src/audio_policy/server/service/include/config/parser.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/config/parser_factory.h b/services/src/audio_policy/server/service/include/config/parser_factory.h
index e3b96855..70134c56 100644
--- a/services/src/audio_policy/server/service/include/config/parser_factory.h
+++ b/services/src/audio_policy/server/service/include/config/parser_factory.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/config/xml_parser.h b/services/src/audio_policy/server/service/include/config/xml_parser.h
index d4e7069a..9ceda312 100644
--- a/services/src/audio_policy/server/service/include/config/xml_parser.h
+++ b/services/src/audio_policy/server/service/include/config/xml_parser.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/interface/iaudio_policy_interface.h b/services/src/audio_policy/server/service/include/interface/iaudio_policy_interface.h
index 03d6ef3f..2bcdc02d 100644
--- a/services/src/audio_policy/server/service/include/interface/iaudio_policy_interface.h
+++ b/services/src/audio_policy/server/service/include/interface/iaudio_policy_interface.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/interface/idevice_status_observer.h b/services/src/audio_policy/server/service/include/interface/idevice_status_observer.h
index 6392828b..ba9e37f0 100644
--- a/services/src/audio_policy/server/service/include/interface/idevice_status_observer.h
+++ b/services/src/audio_policy/server/service/include/interface/idevice_status_observer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/interface/iport_observer.h b/services/src/audio_policy/server/service/include/interface/iport_observer.h
index a7c63b9a..5dfca6ad 100644
--- a/services/src/audio_policy/server/service/include/interface/iport_observer.h
+++ b/services/src/audio_policy/server/service/include/interface/iport_observer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/listener/device_status_listener.h b/services/src/audio_policy/server/service/include/listener/device_status_listener.h
index 09ef5e61..82d5348b 100644
--- a/services/src/audio_policy/server/service/include/listener/device_status_listener.h
+++ b/services/src/audio_policy/server/service/include/listener/device_status_listener.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/manager/audio_adapter_manager.h b/services/src/audio_policy/server/service/include/manager/audio_adapter_manager.h
index fedd14af..b16d1614 100644
--- a/services/src/audio_policy/server/service/include/manager/audio_adapter_manager.h
+++ b/services/src/audio_policy/server/service/include/manager/audio_adapter_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/include/manager/audio_policy_manager_factory.h b/services/src/audio_policy/server/service/include/manager/audio_policy_manager_factory.h
index 7c993999..0f75ca43 100644
--- a/services/src/audio_policy/server/service/include/manager/audio_policy_manager_factory.h
+++ b/services/src/audio_policy/server/service/include/manager/audio_policy_manager_factory.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/audio_policy_service.cpp b/services/src/audio_policy/server/service/src/audio_policy_service.cpp
index dcf25b07..7f5f7ecf 100644
--- a/services/src/audio_policy/server/service/src/audio_policy_service.cpp
+++ b/services/src/audio_policy/server/service/src/audio_policy_service.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/audio_policy_service_proxy.cpp b/services/src/audio_policy/server/service/src/audio_policy_service_proxy.cpp
index c5d918e0..14fc9509 100644
--- a/services/src/audio_policy/server/service/src/audio_policy_service_proxy.cpp
+++ b/services/src/audio_policy/server/service/src/audio_policy_service_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/config/audio_focus_parser.cpp b/services/src/audio_policy/server/service/src/config/audio_focus_parser.cpp
index 46a808cb..34a887b8 100644
--- a/services/src/audio_policy/server/service/src/config/audio_focus_parser.cpp
+++ b/services/src/audio_policy/server/service/src/config/audio_focus_parser.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/config/xml_parser.cpp b/services/src/audio_policy/server/service/src/config/xml_parser.cpp
index 3a41bc77..a1d60315 100644
--- a/services/src/audio_policy/server/service/src/config/xml_parser.cpp
+++ b/services/src/audio_policy/server/service/src/config/xml_parser.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/listener/device_status_listener.cpp b/services/src/audio_policy/server/service/src/listener/device_status_listener.cpp
index 34d9e2cb..69bed41c 100644
--- a/services/src/audio_policy/server/service/src/listener/device_status_listener.cpp
+++ b/services/src/audio_policy/server/service/src/listener/device_status_listener.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_policy/server/service/src/manager/audio_adapter_manager.cpp b/services/src/audio_policy/server/service/src/manager/audio_adapter_manager.cpp
index 17927fd0..83abdea4 100644
--- a/services/src/audio_policy/server/service/src/manager/audio_adapter_manager.cpp
+++ b/services/src/audio_policy/server/service/src/manager/audio_adapter_manager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_manager_proxy.cpp b/services/src/audio_service/client/audio_manager_proxy.cpp
index a1fc5863..c453b627 100644
--- a/services/src/audio_service/client/audio_manager_proxy.cpp
+++ b/services/src/audio_service/client/audio_manager_proxy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_ringtone_manager.cpp b/services/src/audio_service/client/audio_ringtone_manager.cpp
index 594aacdf..9d774b10 100644
--- a/services/src/audio_service/client/audio_ringtone_manager.cpp
+++ b/services/src/audio_service/client/audio_ringtone_manager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_service_client.cpp b/services/src/audio_service/client/audio_service_client.cpp
index cf85fb57..2ad7c646 100644
--- a/services/src/audio_service/client/audio_service_client.cpp
+++ b/services/src/audio_service/client/audio_service_client.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_session.cpp b/services/src/audio_service/client/audio_session.cpp
index abc4fa75..055b7d24 100644
--- a/services/src/audio_service/client/audio_session.cpp
+++ b/services/src/audio_service/client/audio_session.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_stream.cpp b/services/src/audio_service/client/audio_stream.cpp
index 957fdf73..91016a16 100644
--- a/services/src/audio_service/client/audio_stream.cpp
+++ b/services/src/audio_service/client/audio_stream.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/client/audio_system_manager.cpp b/services/src/audio_service/client/audio_system_manager.cpp
index 0d90aa2e..f939d430 100644
--- a/services/src/audio_service/client/audio_system_manager.cpp
+++ b/services/src/audio_service/client/audio_system_manager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/server/audio_manager_stub.cpp b/services/src/audio_service/server/audio_manager_stub.cpp
index 3d9790c1..1813cc60 100644
--- a/services/src/audio_service/server/audio_manager_stub.cpp
+++ b/services/src/audio_service/server/audio_manager_stub.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/src/audio_service/server/audio_server.cpp b/services/src/audio_service/server/audio_server.cpp
index efdfbc1a..13ea0ce6 100644
--- a/services/src/audio_service/server/audio_server.cpp
+++ b/services/src/audio_service/server/audio_server.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_capturer_test.cpp b/services/test/audio_capturer_test.cpp
index a20b8349..15fdd497 100644
--- a/services/test/audio_capturer_test.cpp
+++ b/services/test/audio_capturer_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_interrupt_test.cpp b/services/test/audio_interrupt_test.cpp
index a7d7018a..38b8563e 100644
--- a/services/test/audio_interrupt_test.cpp
+++ b/services/test/audio_interrupt_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_interrupt_test.h b/services/test/audio_interrupt_test.h
index b8471eb6..ac1f5d9d 100644
--- a/services/test/audio_interrupt_test.h
+++ b/services/test/audio_interrupt_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_opensles_test.cpp b/services/test/audio_opensles_test.cpp
index 74df709e..66e240f8 100644
--- a/services/test/audio_opensles_test.cpp
+++ b/services/test/audio_opensles_test.cpp
@@ -1,301 +1,301 @@
-/*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <OpenSLES.h>
-#include <OpenSLES_OpenHarmony.h>
-#include <OpenSLES_Platform.h>
-#include "media_log.h"
-#include <iostream>
-#include "pcm2wav.h"
-#include <unistd.h>
-
-using namespace std;
-
-static void BuqqerQueueCallback (SLOHBufferQueueItf bufferQueueItf, void *pContext, SLuint32 size);
-
-static void PlayerStart (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf, FILE *wavFile);
-
-static void PlayerStop (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf);
-
-static void OpenSlTest();
-
-static void OpenSlTestConcurrent();
-
-FILE *wavFile_ = nullptr;
-FILE *wavFile1_ = nullptr;
-FILE *wavFile2_ = nullptr;
-wav_hdr wavHeader_;
-wav_hdr wavHeader1_;
-wav_hdr wavHeader2_;
-SLObjectItf engineObject = nullptr;
-SLObjectItf outputMixObject = nullptr;
-SLPlayItf playItf;
-SLPlayItf playItf1;
-SLPlayItf playItf2;
-SLVolumeItf volumeItf1;
-SLVolumeItf volumeItf2;
-SLOHBufferQueueItf bufferQueueItf;
-SLOHBufferQueueItf bufferQueueItf1;
-SLOHBufferQueueItf bufferQueueItf2;
-SLObjectItf pcmPlayerObject = nullptr;
-SLObjectItf pcmPlayerObject1 = nullptr;
-SLObjectItf pcmPlayerObject2 = nullptr;
-
-int main(int argc, char *argv[])
-{
-    if (argc == 4) {
-        size_t headerSize = sizeof(wav_hdr);
-        char *inputPath = argv[1];
-        char path[PATH_MAX + 1] = {0x00};
-        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
-            MEDIA_ERR_LOG("Invalid path");
-            return -1;
-        }
-        wavFile1_ = fopen(path, "rb");
-        if (wavFile1_ == nullptr) {
-            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
-            return -1;
-        }
-        fread(&wavHeader1_, 1, headerSize, wavFile1_);
-        
-        headerSize = sizeof(wav_hdr);
-        inputPath = argv[2];
-        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
-            MEDIA_ERR_LOG("Invalid path");
-            return -1;
-        }
-        wavFile2_ = fopen(path, "rb");
-        if (wavFile2_ == nullptr) {
-            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
-            return -1;
-        }
-        fread(&wavHeader2_, 1, headerSize, wavFile2_);
-        
-        OpenSlTestConcurrent();
-        
-        while (!feof(wavFile1_) || !feof(wavFile2_)) {
-            sleep(1);
-        }
-        
-        PlayerStop(playItf1, bufferQueueItf1);
-        PlayerStop(playItf2, bufferQueueItf2);
-        (*pcmPlayerObject1)->Destroy(pcmPlayerObject1);
-        (*pcmPlayerObject2)->Destroy(pcmPlayerObject2);
-        (*engineObject)->Destroy(engineObject);
-        (*outputMixObject)->Destroy(outputMixObject);
-        return 0;
-    } else {
-        if (argc < 2) {
-            return -1;
-        }
-        size_t headerSize = sizeof(wav_hdr);
-        char *inputPath = argv[1];
-        char path[PATH_MAX + 1] = {0x00};
-        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
-            MEDIA_ERR_LOG("Invalid path");
-            return -1;
-        }
-        wavFile_ = fopen(path, "rb");
-        if (wavFile_ == nullptr) {
-            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
-            return -1;
-        }
-        fread(&wavHeader_, 1, headerSize, wavFile_);
-        
-        OpenSlTest();
-
-        while (!feof(wavFile_)) {
-            sleep(1);
-        }
-        PlayerStop(playItf, bufferQueueItf);
-        (*pcmPlayerObject)->Destroy(pcmPlayerObject);
-
-        if (argc < 3) {
-            return 0;
-        }
-        char *inputPath2 = argv[2];
-        char path2[PATH_MAX + 1] = {0x00};
-        if ((strlen(inputPath2) > PATH_MAX) || (realpath(inputPath2, path2) == nullptr)) {
-            MEDIA_ERR_LOG("Invalid path");
-            return -1;
-        }
-        wavFile_ = fopen(path2, "rb");
-        if (wavFile_ == nullptr) {
-            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
-            return -1;
-        }
-        fread(&wavHeader_, 1, headerSize, wavFile_);
-        
-        OpenSlTest();
-        
-        while (!feof(wavFile_)) {
-            sleep(1);
-        }
-        PlayerStop(playItf, bufferQueueItf);
-        (*pcmPlayerObject)->Destroy(pcmPlayerObject);
-        return 0;
-    }
-}
-
-static void OpenSlTest()
-{
-    MEDIA_INFO_LOG("OpenSlTest");
-    engineObject = nullptr;
-    SLEngineItf engineEngine = nullptr;
-    SLresult result;
-    result = slCreateEngine(&engineObject, 0, nullptr, 0, nullptr, nullptr);
-    result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
-    result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
-    
-    outputMixObject = nullptr;
-    result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, nullptr, nullptr);
-    (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
-    
-    SLDataLocator_OutputMix slOutputMix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
-    SLDataSink slSink = {&slOutputMix, nullptr};
-    SLDataLocator_BufferQueue slBufferQueue = {
-        SL_DATALOCATOR_BUFFERQUEUE,
-        0
-    };
-    SLDataFormat_PCM pcmFormat = {
-        SL_DATAFORMAT_PCM,
-        wavHeader_.NumOfChan,
-        wavHeader_.SamplesPerSec * 1000,
-        wavHeader_.bitsPerSample,
-        0,
-        0,
-        0
-    };
-    SLDataSource slSource = {&slBufferQueue, &pcmFormat};
-    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject, &slSource, &slSink, 3, nullptr, nullptr);
-    (*pcmPlayerObject)->Realize(pcmPlayerObject, SL_BOOLEAN_FALSE);
-    
-    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_PLAY, &playItf);
-    SLVolumeItf volumeItf;
-    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_VOLUME, &volumeItf);
-    SLmillibel pLevel = 0;
-    (*volumeItf)->GetVolumeLevel(volumeItf, &pLevel);
-    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf);
-    (*bufferQueueItf)->RegisterCallback(bufferQueueItf, BuqqerQueueCallback, wavFile_);
-    
-    PlayerStart(playItf, bufferQueueItf, wavFile_);
-}
-
-static void OpenSlTestConcurrent()
-{   
-    MEDIA_INFO_LOG("OpenSlTestConcurrent");
-    engineObject = nullptr;
-    SLEngineItf engineEngine = nullptr;
-    SLresult result;
-    
-    result = slCreateEngine(&engineObject, 0, nullptr, 0, nullptr, nullptr);
-    result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
-    result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
-    
-    outputMixObject = nullptr;
-    result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, nullptr, nullptr);
-    (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
-    
-    SLDataLocator_OutputMix slOutputMix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
-    SLDataSink slSink = {&slOutputMix, nullptr};
-    SLDataLocator_BufferQueue slBufferQueue = {
-        SL_DATALOCATOR_BUFFERQUEUE,
-        0
-    };
-    SLDataFormat_PCM pcmFormat1 = {
-        SL_DATAFORMAT_PCM,
-        wavHeader1_.NumOfChan,
-        wavHeader1_.SamplesPerSec * 1000,
-        wavHeader1_.bitsPerSample,
-        0,
-        0,
-        0
-    };
-    SLDataFormat_PCM pcmFormat2 = {
-        SL_DATAFORMAT_PCM,
-        wavHeader2_.NumOfChan,
-        wavHeader2_.SamplesPerSec * 1000,
-        wavHeader2_.bitsPerSample,
-        0,
-        0,
-        0
-    };
-    SLDataSource slSource1 = {&slBufferQueue, &pcmFormat1};
-    SLDataSource slSource2 = {&slBufferQueue, &pcmFormat2};
-    
-    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject1, &slSource1, &slSink, 3, nullptr, nullptr);
-    (*pcmPlayerObject1)->Realize(pcmPlayerObject1, SL_BOOLEAN_FALSE);
-    
-    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject2, &slSource2, &slSink, 3, nullptr, nullptr);
-    (*pcmPlayerObject2)->Realize(pcmPlayerObject2, SL_BOOLEAN_FALSE);
-    
-    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_PLAY, &playItf1);
-    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_PLAY, &playItf2);
-    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_VOLUME, &volumeItf1);
-    
-    SLmillibel level1 = 0;
-    (*volumeItf1)->GetMaxVolumeLevel(volumeItf1, &level1);
-    SLmillibel temp = 2;
-    level1 = (SLmillibel) (level1 / temp);
-    (*volumeItf1)->SetVolumeLevel(volumeItf1, level1);
-    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_VOLUME, &volumeItf2);
-    SLmillibel level2 = 0;
-    (*volumeItf2)->GetMaxVolumeLevel(volumeItf2, &level2);
-    temp = 15;
-    level2 = (SLmillibel) (level2 / temp);
-    (*volumeItf2)->SetVolumeLevel(volumeItf2, level2);
-    
-    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf1);
-    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf2);
-    (*bufferQueueItf1)->RegisterCallback(bufferQueueItf1, BuqqerQueueCallback, wavFile1_);
-    (*bufferQueueItf2)->RegisterCallback(bufferQueueItf2, BuqqerQueueCallback, wavFile2_);
-    PlayerStart(playItf1, bufferQueueItf1, wavFile1_);
-    PlayerStart(playItf2, bufferQueueItf2, wavFile2_);
-}
-
-static void BuqqerQueueCallback (SLOHBufferQueueItf bufferQueueItf, void *pContext, SLuint32 size)
-{
-    FILE *wavFile = (FILE *)pContext;
-    if (!feof(wavFile)) {
-        SLuint8 *buffer = nullptr;
-        SLuint32 pSize = 0;
-        (*bufferQueueItf)->GetBuffer(bufferQueueItf, &buffer, pSize);
-        fread(buffer, 1, size, wavFile);
-        (*bufferQueueItf)->Enqueue(bufferQueueItf, buffer, size);
-    }
-    return;
-}
-
-static void PlayerStart (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf, FILE *wavFile)
-{
-    MEDIA_INFO_LOG("PlayerStart");
-    (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_PLAYING);
-    if (!feof(wavFile)) {
-        SLuint8* buffer = nullptr;
-        SLuint32 pSize = 0;
-        (*bufferQueueItf)->GetBuffer(bufferQueueItf, &buffer, pSize);
-        fread(buffer, 1, pSize, wavFile);
-        (*bufferQueueItf)->Enqueue(bufferQueueItf, buffer, pSize);
-    }
-    return;
-}
-
-static void PlayerStop (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf)
-{
-    MEDIA_INFO_LOG("PlayerStop");
-    (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
-    return;
-}
-
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <OpenSLES.h>
+#include <OpenSLES_OpenHarmony.h>
+#include <OpenSLES_Platform.h>
+#include "media_log.h"
+#include <iostream>
+#include "pcm2wav.h"
+#include <unistd.h>
+
+using namespace std;
+
+static void BuqqerQueueCallback (SLOHBufferQueueItf bufferQueueItf, void *pContext, SLuint32 size);
+
+static void PlayerStart (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf, FILE *wavFile);
+
+static void PlayerStop (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf);
+
+static void OpenSlTest();
+
+static void OpenSlTestConcurrent();
+
+FILE *wavFile_ = nullptr;
+FILE *wavFile1_ = nullptr;
+FILE *wavFile2_ = nullptr;
+wav_hdr wavHeader_;
+wav_hdr wavHeader1_;
+wav_hdr wavHeader2_;
+SLObjectItf engineObject = nullptr;
+SLObjectItf outputMixObject = nullptr;
+SLPlayItf playItf;
+SLPlayItf playItf1;
+SLPlayItf playItf2;
+SLVolumeItf volumeItf1;
+SLVolumeItf volumeItf2;
+SLOHBufferQueueItf bufferQueueItf;
+SLOHBufferQueueItf bufferQueueItf1;
+SLOHBufferQueueItf bufferQueueItf2;
+SLObjectItf pcmPlayerObject = nullptr;
+SLObjectItf pcmPlayerObject1 = nullptr;
+SLObjectItf pcmPlayerObject2 = nullptr;
+
+int main(int argc, char *argv[])
+{
+    if (argc == 4) {
+        size_t headerSize = sizeof(wav_hdr);
+        char *inputPath = argv[1];
+        char path[PATH_MAX + 1] = {0x00};
+        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
+            MEDIA_ERR_LOG("Invalid path");
+            return -1;
+        }
+        wavFile1_ = fopen(path, "rb");
+        if (wavFile1_ == nullptr) {
+            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
+            return -1;
+        }
+        fread(&wavHeader1_, 1, headerSize, wavFile1_);
+        
+        headerSize = sizeof(wav_hdr);
+        inputPath = argv[2];
+        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
+            MEDIA_ERR_LOG("Invalid path");
+            return -1;
+        }
+        wavFile2_ = fopen(path, "rb");
+        if (wavFile2_ == nullptr) {
+            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
+            return -1;
+        }
+        fread(&wavHeader2_, 1, headerSize, wavFile2_);
+        
+        OpenSlTestConcurrent();
+        
+        while (!feof(wavFile1_) || !feof(wavFile2_)) {
+            sleep(1);
+        }
+        
+        PlayerStop(playItf1, bufferQueueItf1);
+        PlayerStop(playItf2, bufferQueueItf2);
+        (*pcmPlayerObject1)->Destroy(pcmPlayerObject1);
+        (*pcmPlayerObject2)->Destroy(pcmPlayerObject2);
+        (*engineObject)->Destroy(engineObject);
+        (*outputMixObject)->Destroy(outputMixObject);
+        return 0;
+    } else {
+        if (argc < 2) {
+            return -1;
+        }
+        size_t headerSize = sizeof(wav_hdr);
+        char *inputPath = argv[1];
+        char path[PATH_MAX + 1] = {0x00};
+        if ((strlen(inputPath) > PATH_MAX) || (realpath(inputPath, path) == nullptr)) {
+            MEDIA_ERR_LOG("Invalid path");
+            return -1;
+        }
+        wavFile_ = fopen(path, "rb");
+        if (wavFile_ == nullptr) {
+            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
+            return -1;
+        }
+        fread(&wavHeader_, 1, headerSize, wavFile_);
+        
+        OpenSlTest();
+
+        while (!feof(wavFile_)) {
+            sleep(1);
+        }
+        PlayerStop(playItf, bufferQueueItf);
+        (*pcmPlayerObject)->Destroy(pcmPlayerObject);
+
+        if (argc < 3) {
+            return 0;
+        }
+        char *inputPath2 = argv[2];
+        char path2[PATH_MAX + 1] = {0x00};
+        if ((strlen(inputPath2) > PATH_MAX) || (realpath(inputPath2, path2) == nullptr)) {
+            MEDIA_ERR_LOG("Invalid path");
+            return -1;
+        }
+        wavFile_ = fopen(path2, "rb");
+        if (wavFile_ == nullptr) {
+            MEDIA_INFO_LOG("AudioRendererTest: Unable to open wave file");
+            return -1;
+        }
+        fread(&wavHeader_, 1, headerSize, wavFile_);
+        
+        OpenSlTest();
+        
+        while (!feof(wavFile_)) {
+            sleep(1);
+        }
+        PlayerStop(playItf, bufferQueueItf);
+        (*pcmPlayerObject)->Destroy(pcmPlayerObject);
+        return 0;
+    }
+}
+
+static void OpenSlTest()
+{
+    MEDIA_INFO_LOG("OpenSlTest");
+    engineObject = nullptr;
+    SLEngineItf engineEngine = nullptr;
+    SLresult result;
+    result = slCreateEngine(&engineObject, 0, nullptr, 0, nullptr, nullptr);
+    result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
+    result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
+    
+    outputMixObject = nullptr;
+    result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, nullptr, nullptr);
+    (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
+    
+    SLDataLocator_OutputMix slOutputMix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
+    SLDataSink slSink = {&slOutputMix, nullptr};
+    SLDataLocator_BufferQueue slBufferQueue = {
+        SL_DATALOCATOR_BUFFERQUEUE,
+        0
+    };
+    SLDataFormat_PCM pcmFormat = {
+        SL_DATAFORMAT_PCM,
+        wavHeader_.NumOfChan,
+        wavHeader_.SamplesPerSec * 1000,
+        wavHeader_.bitsPerSample,
+        0,
+        0,
+        0
+    };
+    SLDataSource slSource = {&slBufferQueue, &pcmFormat};
+    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject, &slSource, &slSink, 3, nullptr, nullptr);
+    (*pcmPlayerObject)->Realize(pcmPlayerObject, SL_BOOLEAN_FALSE);
+    
+    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_PLAY, &playItf);
+    SLVolumeItf volumeItf;
+    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_VOLUME, &volumeItf);
+    SLmillibel pLevel = 0;
+    (*volumeItf)->GetVolumeLevel(volumeItf, &pLevel);
+    (*pcmPlayerObject)->GetInterface(pcmPlayerObject, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf);
+    (*bufferQueueItf)->RegisterCallback(bufferQueueItf, BuqqerQueueCallback, wavFile_);
+    
+    PlayerStart(playItf, bufferQueueItf, wavFile_);
+}
+
+static void OpenSlTestConcurrent()
+{   
+    MEDIA_INFO_LOG("OpenSlTestConcurrent");
+    engineObject = nullptr;
+    SLEngineItf engineEngine = nullptr;
+    SLresult result;
+    
+    result = slCreateEngine(&engineObject, 0, nullptr, 0, nullptr, nullptr);
+    result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
+    result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
+    
+    outputMixObject = nullptr;
+    result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, nullptr, nullptr);
+    (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
+    
+    SLDataLocator_OutputMix slOutputMix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
+    SLDataSink slSink = {&slOutputMix, nullptr};
+    SLDataLocator_BufferQueue slBufferQueue = {
+        SL_DATALOCATOR_BUFFERQUEUE,
+        0
+    };
+    SLDataFormat_PCM pcmFormat1 = {
+        SL_DATAFORMAT_PCM,
+        wavHeader1_.NumOfChan,
+        wavHeader1_.SamplesPerSec * 1000,
+        wavHeader1_.bitsPerSample,
+        0,
+        0,
+        0
+    };
+    SLDataFormat_PCM pcmFormat2 = {
+        SL_DATAFORMAT_PCM,
+        wavHeader2_.NumOfChan,
+        wavHeader2_.SamplesPerSec * 1000,
+        wavHeader2_.bitsPerSample,
+        0,
+        0,
+        0
+    };
+    SLDataSource slSource1 = {&slBufferQueue, &pcmFormat1};
+    SLDataSource slSource2 = {&slBufferQueue, &pcmFormat2};
+    
+    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject1, &slSource1, &slSink, 3, nullptr, nullptr);
+    (*pcmPlayerObject1)->Realize(pcmPlayerObject1, SL_BOOLEAN_FALSE);
+    
+    result = (*engineEngine)->CreateAudioPlayer(engineEngine, &pcmPlayerObject2, &slSource2, &slSink, 3, nullptr, nullptr);
+    (*pcmPlayerObject2)->Realize(pcmPlayerObject2, SL_BOOLEAN_FALSE);
+    
+    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_PLAY, &playItf1);
+    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_PLAY, &playItf2);
+    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_VOLUME, &volumeItf1);
+    
+    SLmillibel level1 = 0;
+    (*volumeItf1)->GetMaxVolumeLevel(volumeItf1, &level1);
+    SLmillibel temp = 2;
+    level1 = (SLmillibel) (level1 / temp);
+    (*volumeItf1)->SetVolumeLevel(volumeItf1, level1);
+    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_VOLUME, &volumeItf2);
+    SLmillibel level2 = 0;
+    (*volumeItf2)->GetMaxVolumeLevel(volumeItf2, &level2);
+    temp = 15;
+    level2 = (SLmillibel) (level2 / temp);
+    (*volumeItf2)->SetVolumeLevel(volumeItf2, level2);
+    
+    (*pcmPlayerObject1)->GetInterface(pcmPlayerObject1, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf1);
+    (*pcmPlayerObject2)->GetInterface(pcmPlayerObject2, SL_IID_OH_BUFFERQUEUE, &bufferQueueItf2);
+    (*bufferQueueItf1)->RegisterCallback(bufferQueueItf1, BuqqerQueueCallback, wavFile1_);
+    (*bufferQueueItf2)->RegisterCallback(bufferQueueItf2, BuqqerQueueCallback, wavFile2_);
+    PlayerStart(playItf1, bufferQueueItf1, wavFile1_);
+    PlayerStart(playItf2, bufferQueueItf2, wavFile2_);
+}
+
+static void BuqqerQueueCallback (SLOHBufferQueueItf bufferQueueItf, void *pContext, SLuint32 size)
+{
+    FILE *wavFile = (FILE *)pContext;
+    if (!feof(wavFile)) {
+        SLuint8 *buffer = nullptr;
+        SLuint32 pSize = 0;
+        (*bufferQueueItf)->GetBuffer(bufferQueueItf, &buffer, pSize);
+        fread(buffer, 1, size, wavFile);
+        (*bufferQueueItf)->Enqueue(bufferQueueItf, buffer, size);
+    }
+    return;
+}
+
+static void PlayerStart (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf, FILE *wavFile)
+{
+    MEDIA_INFO_LOG("PlayerStart");
+    (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_PLAYING);
+    if (!feof(wavFile)) {
+        SLuint8* buffer = nullptr;
+        SLuint32 pSize = 0;
+        (*bufferQueueItf)->GetBuffer(bufferQueueItf, &buffer, pSize);
+        fread(buffer, 1, pSize, wavFile);
+        (*bufferQueueItf)->Enqueue(bufferQueueItf, buffer, pSize);
+    }
+    return;
+}
+
+static void PlayerStop (SLPlayItf playItf, SLOHBufferQueueItf bufferQueueItf)
+{
+    MEDIA_INFO_LOG("PlayerStop");
+    (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
+    return;
+}
+
diff --git a/services/test/audio_policy_test.cpp b/services/test/audio_policy_test.cpp
index c7b1c00c..e2b5447a 100644
--- a/services/test/audio_policy_test.cpp
+++ b/services/test/audio_policy_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_render_mode_callback_test.cpp b/services/test/audio_render_mode_callback_test.cpp
index 18bb4b33..5e4a3bb9 100644
--- a/services/test/audio_render_mode_callback_test.cpp
+++ b/services/test/audio_render_mode_callback_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_renderer_test.cpp b/services/test/audio_renderer_test.cpp
index 39ee201d..3958e29e 100644
--- a/services/test/audio_renderer_test.cpp
+++ b/services/test/audio_renderer_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/audio_voip_test.cpp b/services/test/audio_voip_test.cpp
index 9bc9507c..4019f0a2 100644
--- a/services/test/audio_voip_test.cpp
+++ b/services/test/audio_voip_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/interrupt_multi_renderer_test.cpp b/services/test/interrupt_multi_renderer_test.cpp
index 2f6d974d..9df589d2 100644
--- a/services/test/interrupt_multi_renderer_test.cpp
+++ b/services/test/interrupt_multi_renderer_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/interrupt_multi_renderer_test.h b/services/test/interrupt_multi_renderer_test.h
index 2fc42b95..79dbbda4 100644
--- a/services/test/interrupt_multi_renderer_test.h
+++ b/services/test/interrupt_multi_renderer_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/pcm2wav.h b/services/test/pcm2wav.h
index 55aec245..988c5aa4 100644
--- a/services/test/pcm2wav.h
+++ b/services/test/pcm2wav.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/playback_test.cpp b/services/test/playback_test.cpp
index 3c66d84b..80048fba 100644
--- a/services/test/playback_test.cpp
+++ b/services/test/playback_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/services/test/record_test.cpp b/services/test/record_test.cpp
index fdaa8679..d75b4290 100644
--- a/services/test/record_test.cpp
+++ b/services/test/record_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/BUILD.gn b/test/BUILD.gn
index effa1e88..3fee7fea 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/moduletest/audiopolicy/1.0/include/audio_policy_test.h b/test/moduletest/audiopolicy/1.0/include/audio_policy_test.h
index c51995bb..a7ab2a18 100644
--- a/test/moduletest/audiopolicy/1.0/include/audio_policy_test.h
+++ b/test/moduletest/audiopolicy/1.0/include/audio_policy_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/moduletest/audiopolicy/1.0/src/audio_policy_test.cpp b/test/moduletest/audiopolicy/1.0/src/audio_policy_test.cpp
index f5e0343d..af2722e5 100644
--- a/test/moduletest/audiopolicy/1.0/src/audio_policy_test.cpp
+++ b/test/moduletest/audiopolicy/1.0/src/audio_policy_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/moduletest/audiopolicy/BUILD.gn b/test/moduletest/audiopolicy/BUILD.gn
index 3f67288c..7b05ebf8 100644
--- a/test/moduletest/audiopolicy/BUILD.gn
+++ b/test/moduletest/audiopolicy/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/resource/audio_renderer/ohos_test.xml b/test/resource/audio_renderer/ohos_test.xml
index 2240cfe5..9b3d5300 100644
--- a/test/resource/audio_renderer/ohos_test.xml
+++ b/test/resource/audio_renderer/ohos_test.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (c) 2021 Huawei Device Co., Ltd.
+<!-- Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
diff --git a/test/unittest/capturer_test/BUILD.gn b/test/unittest/capturer_test/BUILD.gn
index 93a2f1c5..33412a5f 100644
--- a/test/unittest/capturer_test/BUILD.gn
+++ b/test/unittest/capturer_test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/unittest/capturer_test/include/audio_capturer_unit_test.h b/test/unittest/capturer_test/include/audio_capturer_unit_test.h
index 3dc93b0f..304439f2 100644
--- a/test/unittest/capturer_test/include/audio_capturer_unit_test.h
+++ b/test/unittest/capturer_test/include/audio_capturer_unit_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/capturer_test/src/audio_capturer_unit_test.cpp b/test/unittest/capturer_test/src/audio_capturer_unit_test.cpp
index 64f046cf..386331b5 100644
--- a/test/unittest/capturer_test/src/audio_capturer_unit_test.cpp
+++ b/test/unittest/capturer_test/src/audio_capturer_unit_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/manager_test/BUILD.gn b/test/unittest/manager_test/BUILD.gn
index c6952e3d..ad345615 100644
--- a/test/unittest/manager_test/BUILD.gn
+++ b/test/unittest/manager_test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/unittest/manager_test/include/audio_manager_unit_test.h b/test/unittest/manager_test/include/audio_manager_unit_test.h
index 1c1ae344..b26b7690 100644
--- a/test/unittest/manager_test/include/audio_manager_unit_test.h
+++ b/test/unittest/manager_test/include/audio_manager_unit_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/manager_test/src/audio_manager_unit_test.cpp b/test/unittest/manager_test/src/audio_manager_unit_test.cpp
index fc10bfea..8dd69ef3 100644
--- a/test/unittest/manager_test/src/audio_manager_unit_test.cpp
+++ b/test/unittest/manager_test/src/audio_manager_unit_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/opensles_test/BUILD.gn b/test/unittest/opensles_test/BUILD.gn
index 377d2075..8e564351 100644
--- a/test/unittest/opensles_test/BUILD.gn
+++ b/test/unittest/opensles_test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Copyright (c) 2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/unittest/opensles_test/include/audio_opensles_unit_test.h b/test/unittest/opensles_test/include/audio_opensles_unit_test.h
index 1587de35..69c9a2bc 100644
--- a/test/unittest/opensles_test/include/audio_opensles_unit_test.h
+++ b/test/unittest/opensles_test/include/audio_opensles_unit_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/opensles_test/src/audio_opensles_unit_test.cpp b/test/unittest/opensles_test/src/audio_opensles_unit_test.cpp
index 31b46af8..b55c6c23 100644
--- a/test/unittest/opensles_test/src/audio_opensles_unit_test.cpp
+++ b/test/unittest/opensles_test/src/audio_opensles_unit_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/renderer_test/BUILD.gn b/test/unittest/renderer_test/BUILD.gn
index df0afb12..47f164ec 100644
--- a/test/unittest/renderer_test/BUILD.gn
+++ b/test/unittest/renderer_test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/unittest/renderer_test/include/audio_renderer_unit_test.h b/test/unittest/renderer_test/include/audio_renderer_unit_test.h
index b683348b..e8f9e962 100644
--- a/test/unittest/renderer_test/include/audio_renderer_unit_test.h
+++ b/test/unittest/renderer_test/include/audio_renderer_unit_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/renderer_test/src/audio_renderer_unit_test.cpp b/test/unittest/renderer_test/src/audio_renderer_unit_test.cpp
index 9e3c6df9..5b21d511 100644
--- a/test/unittest/renderer_test/src/audio_renderer_unit_test.cpp
+++ b/test/unittest/renderer_test/src/audio_renderer_unit_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/volume_change_test/BUILD.gn b/test/unittest/volume_change_test/BUILD.gn
index 85f9d487..cb63bba8 100644
--- a/test/unittest/volume_change_test/BUILD.gn
+++ b/test/unittest/volume_change_test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/test/unittest/volume_change_test/include/audio_volume_change_unit_test.h b/test/unittest/volume_change_test/include/audio_volume_change_unit_test.h
index d52b980e..ee344ddf 100644
--- a/test/unittest/volume_change_test/include/audio_volume_change_unit_test.h
+++ b/test/unittest/volume_change_test/include/audio_volume_change_unit_test.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/test/unittest/volume_change_test/src/audio_volume_change_unit_test.cpp b/test/unittest/volume_change_test/src/audio_volume_change_unit_test.cpp
index a4fb940e..47b5d86a 100644
--- a/test/unittest/volume_change_test/src/audio_volume_change_unit_test.cpp
+++ b/test/unittest/volume_change_test/src/audio_volume_change_unit_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at