diff --git a/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIConfig b/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIConfig
index f9a398991..9b1617efb 100644
--- a/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIConfig
+++ b/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIConfig
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2025 Hutool Team and hutool.cn
+#
+# 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.
+#
+
 cn.hutool.v7.ai.model.hutool.HutoolConfig
 cn.hutool.v7.ai.model.deepseek.DeepSeekConfig
 cn.hutool.v7.ai.model.openai.OpenaiConfig
diff --git a/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIServiceProvider b/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIServiceProvider
index a9df885fe..7514ac7b9 100644
--- a/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIServiceProvider
+++ b/hutool-ai/src/main/resources/META-INF/services/cn.hutool.v7.ai.core.AIServiceProvider
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2025 Hutool Team and hutool.cn
+#
+# 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.
+#
+
 cn.hutool.v7.ai.model.hutool.HutoolProvider
 cn.hutool.v7.ai.model.deepseek.DeepSeekProvider
 cn.hutool.v7.ai.model.openai.OpenaiProvider
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingProcessor.java b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingProcessor.java
index 1b825b3f1..476049c74 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingProcessor.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingProcessor.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.data.masking;
 
 import cn.hutool.v7.core.text.StrUtil;
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingRule.java b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingRule.java
index 31939d3d4..d0d0b01cf 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingRule.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingRule.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.data.masking;
 
 import java.util.HashSet;
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingUtil.java b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingUtil.java
index 92fae8624..1e5d2915e 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/data/masking/RichTextMaskingUtil.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.data.masking;
 
 /**
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileReader.java b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileReader.java
index e64e851db..2d2341cf5 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileReader.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileReader.java
@@ -37,6 +37,7 @@ import java.util.function.Predicate;
  * @author Looly
  */
 public class FileReader extends FileWrapper {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileWrapper.java b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileWrapper.java
index feff9bdb0..81f27719e 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileWrapper.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/FileWrapper.java
@@ -16,8 +16,8 @@
 
 package cn.hutool.v7.core.io.file;
 
-import cn.hutool.v7.core.lang.wrapper.Wrapper;
 import cn.hutool.v7.core.lang.Assert;
+import cn.hutool.v7.core.lang.wrapper.Wrapper;
 import cn.hutool.v7.core.util.CharsetUtil;
 import cn.hutool.v7.core.util.ObjUtil;
 
@@ -25,7 +25,6 @@ import java.io.File;
 import java.io.Serial;
 import java.io.Serializable;
 import java.nio.charset.Charset;
-import java.nio.charset.StandardCharsets;
 
 /**
  * 文件包装器，扩展文件对象
@@ -48,7 +47,7 @@ public class FileWrapper implements Wrapper<File>, Serializable {
 	/**
 	 * 默认编码：UTF-8
 	 */
-	public static final Charset DEFAULT_CHARSET = StandardCharsets.UTF_8;
+	public static final Charset DEFAULT_CHARSET = CharsetUtil.UTF_8;
 
 	// ------------------------------------------------------- Constructor start
 
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualFile.java b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualFile.java
index 938e06a8a..5e6d9aa37 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualFile.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualFile.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2013-2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.io.file;
 
 import cn.hutool.v7.core.io.resource.Resource;
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualPath.java b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualPath.java
index 1e5ca099b..fe9986a29 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualPath.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/io/file/VirtualPath.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2013-2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.io.file;
 
 import cn.hutool.v7.core.io.resource.Resource;
diff --git a/hutool-core/src/main/java/cn/hutool/v7/core/thread/RecyclableBatchThreadPoolExecutor.java b/hutool-core/src/main/java/cn/hutool/v7/core/thread/RecyclableBatchThreadPoolExecutor.java
index 2cb94d288..a7320cbd8 100644
--- a/hutool-core/src/main/java/cn/hutool/v7/core/thread/RecyclableBatchThreadPoolExecutor.java
+++ b/hutool-core/src/main/java/cn/hutool/v7/core/thread/RecyclableBatchThreadPoolExecutor.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.core.thread;
 
 import java.util.*;
diff --git a/hutool-db/src/main/java/cn/hutool/v7/db/pojo/Test.java b/hutool-db/src/main/java/cn/hutool/v7/db/pojo/Test.java
deleted file mode 100644
index ccbd40ba9..000000000
--- a/hutool-db/src/main/java/cn/hutool/v7/db/pojo/Test.java
+++ /dev/null
@@ -1,8 +0,0 @@
-package cn.hutool.v7.db.pojo;
-
-/**
- * 为了通过test进行占位
- * @author choweli
- */
-public class Test {
-}
diff --git a/hutool-db/src/main/java/cn/hutool/v7/db/sql/FetchDirection.java b/hutool-db/src/main/java/cn/hutool/v7/db/sql/FetchDirection.java
index 062c287d4..a223373bb 100644
--- a/hutool-db/src/main/java/cn/hutool/v7/db/sql/FetchDirection.java
+++ b/hutool-db/src/main/java/cn/hutool/v7/db/sql/FetchDirection.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.db.sql;
 
 import java.sql.ResultSet;
diff --git a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/activemq/ActiveMQEngine.java b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/activemq/ActiveMQEngine.java
index cc02e4329..ea1c156ae 100644
--- a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/activemq/ActiveMQEngine.java
+++ b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/activemq/ActiveMQEngine.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.extra.mq.engine.activemq;
 
 import cn.hutool.v7.core.lang.Assert;
diff --git a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsConsumer.java b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsConsumer.java
index 25f6df1b2..707d7a66f 100644
--- a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsConsumer.java
+++ b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsConsumer.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.extra.mq.engine.jms;
 
 import cn.hutool.v7.core.io.IoUtil;
diff --git a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsEngine.java b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsEngine.java
index 63b23fc9a..13ea60450 100644
--- a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsEngine.java
+++ b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsEngine.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.extra.mq.engine.jms;
 
 import cn.hutool.v7.core.io.IoUtil;
diff --git a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsProducer.java b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsProducer.java
index 1da1878ec..3360d9f14 100644
--- a/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsProducer.java
+++ b/hutool-extra/src/main/java/cn/hutool/v7/extra/mq/engine/jms/JmsProducer.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.extra.mq.engine.jms;
 
 import cn.hutool.v7.core.io.IoUtil;
diff --git a/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11ClientEngine.java b/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11ClientEngine.java
index f5164b2b3..d4a7f902a 100644
--- a/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11ClientEngine.java
+++ b/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11ClientEngine.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.http.client.engine.jdk11;
 
 import cn.hutool.v7.http.HttpException;
diff --git a/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11HttpResponse.java b/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11HttpResponse.java
index 8b159c810..486bed99b 100644
--- a/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11HttpResponse.java
+++ b/hutool-http/src/main/java/cn/hutool/v7/http/client/engine/jdk11/Jdk11HttpResponse.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.http.client.engine.jdk11;
 
 import cn.hutool.v7.core.lang.wrapper.SimpleWrapper;
diff --git a/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyRequest.java b/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyRequest.java
index 5e0dea5dd..60283b3ae 100644
--- a/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyRequest.java
+++ b/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyRequest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.http.server.engine.jetty;
 
 import cn.hutool.v7.http.server.handler.ServerRequest;
diff --git a/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyResponse.java b/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyResponse.java
index cf3eb6051..696d65645 100644
--- a/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyResponse.java
+++ b/hutool-http/src/main/java/cn/hutool/v7/http/server/engine/jetty/JettyResponse.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (c) 2025 Hutool Team and hutool.cn
+ *
+ * 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.
+ */
+
 package cn.hutool.v7.http.server.engine.jetty;
 
 import cn.hutool.v7.http.server.handler.ServerResponse;