diff --git a/codestyle/checkstyle.xml b/codestyle/checkstyle.xml
index f15260fade..050fbede37 100644
--- a/codestyle/checkstyle.xml
+++ b/codestyle/checkstyle.xml
@@ -7,6 +7,11 @@
     <property name="charset" value="UTF-8"/>
     <property name="fileExtensions" value="java"/>
 
+    <module name="Header">
+        <property name="headerFile" value="/checkstyle-header.txt"/>
+        <property name="fileExtensions" value="java"/>
+    </module>
+
     <!-- TreeWalker Checks -->
     <module name="TreeWalker">
         <module name="SuppressWarningsHolder"/>
diff --git a/dubbo-build-tools/pom.xml b/dubbo-build-tools/pom.xml
new file mode 100644
index 0000000000..761cb2a863
--- /dev/null
+++ b/dubbo-build-tools/pom.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You 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.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.apache.dubbo</groupId>
+    <artifactId>dubbo-build-tools</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+</project>
\ No newline at end of file
diff --git a/dubbo-build-tools/src/main/resources/checkstyle-header.txt b/dubbo-build-tools/src/main/resources/checkstyle-header.txt
new file mode 100644
index 0000000000..d973dcedae
--- /dev/null
+++ b/dubbo-build-tools/src/main/resources/checkstyle-header.txt
@@ -0,0 +1,16 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
\ No newline at end of file
diff --git a/dubbo-config/dubbo-config-api/src/test/java/org/apache/dubbo/config/ConfigCenterConfigTest.java b/dubbo-config/dubbo-config-api/src/test/java/org/apache/dubbo/config/ConfigCenterConfigTest.java
index 6221d6e22d..fcba6fad09 100644
--- a/dubbo-config/dubbo-config-api/src/test/java/org/apache/dubbo/config/ConfigCenterConfigTest.java
+++ b/dubbo-config/dubbo-config-api/src/test/java/org/apache/dubbo/config/ConfigCenterConfigTest.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 
 package org.apache.dubbo.config;
diff --git a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
index cc98001836..718921c099 100644
--- a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
+++ b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.demo.consumer;
 
diff --git a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/comp/DemoServiceComponent.java b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/comp/DemoServiceComponent.java
index db6b7559a7..bed7c0d5b4 100644
--- a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/comp/DemoServiceComponent.java
+++ b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-consumer/src/main/java/org/apache/dubbo/demo/consumer/comp/DemoServiceComponent.java
@@ -1,22 +1,19 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
-
 package org.apache.dubbo.demo.consumer.comp;
 
 import org.apache.dubbo.config.annotation.Reference;
diff --git a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
index 737b10ea8f..3062d24727 100644
--- a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
+++ b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.demo.provider;
 
diff --git a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/DemoServiceImpl.java b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/DemoServiceImpl.java
index 137fa23ead..c49920a357 100644
--- a/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/DemoServiceImpl.java
+++ b/dubbo-demo/dubbo-demo-annotation/dubbo-demo-annotation-provider/src/main/java/org/apache/dubbo/demo/provider/DemoServiceImpl.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.demo.provider;
 
diff --git a/dubbo-demo/dubbo-demo-api/dubbo-demo-api-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java b/dubbo-demo/dubbo-demo-api/dubbo-demo-api-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
index bad1d7ca1f..c313f088ea 100644
--- a/dubbo-demo/dubbo-demo-api/dubbo-demo-api-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
+++ b/dubbo-demo/dubbo-demo-api/dubbo-demo-api-consumer/src/main/java/org/apache/dubbo/demo/consumer/Application.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.demo.consumer;
 
diff --git a/dubbo-demo/dubbo-demo-api/dubbo-demo-api-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java b/dubbo-demo/dubbo-demo-api/dubbo-demo-api-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
index 6c895cf6e9..dc65f3592a 100644
--- a/dubbo-demo/dubbo-demo-api/dubbo-demo-api-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
+++ b/dubbo-demo/dubbo-demo-api/dubbo-demo-api-provider/src/main/java/org/apache/dubbo/demo/provider/Application.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.demo.provider;
 
diff --git a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoException.java b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoException.java
index 5ec5cd285b..c719be8d50 100644
--- a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoException.java
+++ b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoException.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.qos.legacy.service.generic;
 
diff --git a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoService.java b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoService.java
index a8220841f4..67d9988e43 100644
--- a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoService.java
+++ b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoService.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.qos.legacy.service.generic;
 
diff --git a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoServiceImpl.java b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoServiceImpl.java
index a82cf1eb09..37d8f4ea23 100644
--- a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoServiceImpl.java
+++ b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/DemoServiceImpl.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.qos.legacy.service.generic;
 
diff --git a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/GenericServiceTest.java b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/GenericServiceTest.java
index 59aaf96146..2fe0d7388c 100644
--- a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/GenericServiceTest.java
+++ b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/GenericServiceTest.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.qos.legacy.service.generic;
 
diff --git a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/User.java b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/User.java
index cc55db8d3f..8cb7a59eb3 100644
--- a/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/User.java
+++ b/dubbo-plugin/dubbo-qos/src/test/java/org/apache/dubbo/qos/legacy/service/generic/User.java
@@ -1,20 +1,18 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
 package org.apache.dubbo.qos.legacy.service.generic;
 
diff --git a/dubbo-registry/dubbo-registry-nacos/src/main/java/org/apache/dubbo/registry/nacos/NacosServiceDiscovery.java b/dubbo-registry/dubbo-registry-nacos/src/main/java/org/apache/dubbo/registry/nacos/NacosServiceDiscovery.java
index 42c96c725b..f27a50df9e 100644
--- a/dubbo-registry/dubbo-registry-nacos/src/main/java/org/apache/dubbo/registry/nacos/NacosServiceDiscovery.java
+++ b/dubbo-registry/dubbo-registry-nacos/src/main/java/org/apache/dubbo/registry/nacos/NacosServiceDiscovery.java
@@ -1,4 +1,4 @@
-package org.apache.dubbo.registry.nacos;/*
+/*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
@@ -14,6 +14,7 @@ package org.apache.dubbo.registry.nacos;/*
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+package org.apache.dubbo.registry.nacos;
 
 import org.apache.dubbo.common.URL;
 import org.apache.dubbo.common.function.ThrowableFunction;
diff --git a/dubbo-remoting/dubbo-remoting-api/src/main/java/org/apache/dubbo/remoting/IdleSensible.java b/dubbo-remoting/dubbo-remoting-api/src/main/java/org/apache/dubbo/remoting/IdleSensible.java
index 14e371e60d..e1f973b090 100644
--- a/dubbo-remoting/dubbo-remoting-api/src/main/java/org/apache/dubbo/remoting/IdleSensible.java
+++ b/dubbo-remoting/dubbo-remoting-api/src/main/java/org/apache/dubbo/remoting/IdleSensible.java
@@ -1,22 +1,19 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *     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.
+ * 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.
  */
-
 package org.apache.dubbo.remoting;
 
 /**
diff --git a/dubbo-rpc/dubbo-rpc-grpc/src/main/java/org/apache/dubbo/rpc/protocol/grpc/GrpcProtocol.java b/dubbo-rpc/dubbo-rpc-grpc/src/main/java/org/apache/dubbo/rpc/protocol/grpc/GrpcProtocol.java
index 80e206c578..1342a17e6c 100644
--- a/dubbo-rpc/dubbo-rpc-grpc/src/main/java/org/apache/dubbo/rpc/protocol/grpc/GrpcProtocol.java
+++ b/dubbo-rpc/dubbo-rpc-grpc/src/main/java/org/apache/dubbo/rpc/protocol/grpc/GrpcProtocol.java
@@ -1,4 +1,4 @@
-package org.apache.dubbo.rpc.protocol.grpc;/*
+/*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
@@ -14,6 +14,7 @@ package org.apache.dubbo.rpc.protocol.grpc;/*
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+package org.apache.dubbo.rpc.protocol.grpc;
 
 import org.apache.dubbo.common.URL;
 import org.apache.dubbo.common.logger.Logger;
diff --git a/pom.xml b/pom.xml
index d550856aca..4248fcbe95 100644
--- a/pom.xml
+++ b/pom.xml
@@ -150,6 +150,7 @@
         <module>dubbo-configcenter</module>
         <module>dubbo-dependencies</module>
         <module>dubbo-metadata</module>
+        <module>dubbo-build-tools</module>
     </modules>
 
     <dependencyManagement>
@@ -253,6 +254,11 @@
                                 <artifactId>checkstyle</artifactId>
                                 <version>8.9</version>
                             </dependency>
+                            <dependency>
+                                <groupId>org.apache.dubbo</groupId>
+                                <artifactId>dubbo-build-tools</artifactId>
+                                <version>1.0.0</version>
+                            </dependency>
                         </dependencies>
                         <executions>
                             <execution>
@@ -264,7 +270,19 @@
                                     <encoding>UTF-8</encoding>
                                     <consoleOutput>true</consoleOutput>
                                     <failOnViolation>true</failOnViolation>
-                                    <excludes>**/JSONWriter.java</excludes>
+                                    <excludes>
+                                        **/JSONWriter.java,
+                                        **/org/apache/dubbo/common/threadlocal/InternalThreadLocal.java,
+                                        **/org/apache/dubbo/common/threadlocal/InternalThreadLocalMap.java,
+                                        **/org/apache/dubbo/common/timer/TimerTask.java,
+                                        **/org/apache/dubbo/common/timer/Timer.java,
+                                        **/org/apache/dubbo/common/timer/Timeout.java,
+                                        **/org/apache/dubbo/common/timer/HashedWheelTimer.java,
+                                        **/org/apache/dubbo/common/utils/CIDRUtils.java,
+                                        **/org/apache/dubbo/common/utils/Utf8Utils.java,
+                                        **/org/apache/dubbo/common/serialize/protobuf/support/wrapper/MapValue.java,
+                                        **/org/apache/dubbo/common/serialize/protobuf/support/wrapper/ThrowablePB.java,
+                                    </excludes>
                                 </configuration>
                                 <goals>
                                     <goal>check</goal>