diff --git a/core/src/main/java/io/seata/core/protocol/Version.java b/core/src/main/java/io/seata/core/protocol/Version.java
index 9a629e2c00a..01d9dc7db4f 100644
--- a/core/src/main/java/io/seata/core/protocol/Version.java
+++ b/core/src/main/java/io/seata/core/protocol/Version.java
@@ -155,7 +155,7 @@ public static byte calcProtocolVersion(String sdkVersion) throws IncompatibleVer
         long v0 = convertVersion(VERSION_0_7_1);
         if (version <= v0) {
             return ProtocolConstants.VERSION_0;
-        }else {
+        } else {
             return ProtocolConstants.VERSION_1;
         }
     }
diff --git a/core/src/main/java/io/seata/core/rpc/netty/AbstractNettyRemotingServer.java b/core/src/main/java/io/seata/core/rpc/netty/AbstractNettyRemotingServer.java
index b84f8fc936b..e67232cd62b 100644
--- a/core/src/main/java/io/seata/core/rpc/netty/AbstractNettyRemotingServer.java
+++ b/core/src/main/java/io/seata/core/rpc/netty/AbstractNettyRemotingServer.java
@@ -173,7 +173,7 @@ public void channelRead(final ChannelHandlerContext ctx, Object msg) throws Exce
             if (msg instanceof ProtocolRpcMessage) {
                 rpcMessage = ((ProtocolRpcMessage) msg).protocolMsg2RpcMsg();
                 processMessage(ctx, rpcMessage);
-            }else {
+            } else {
                 LOGGER.error("rpcMessage type error");
             }
         }
diff --git a/core/src/main/java/io/seata/core/rpc/netty/v0/MessageCodecV0.java b/core/src/main/java/io/seata/core/rpc/netty/v0/MessageCodecV0.java
index da241f2666a..19217333f42 100644
--- a/core/src/main/java/io/seata/core/rpc/netty/v0/MessageCodecV0.java
+++ b/core/src/main/java/io/seata/core/rpc/netty/v0/MessageCodecV0.java
@@ -16,15 +16,13 @@
 package io.seata.core.rpc.netty.v0;
 
 import io.netty.buffer.ByteBuf;
-import io.seata.core.protocol.AbstractIdentifyRequest;
-import io.seata.core.protocol.AbstractMessage;
 import io.seata.core.protocol.MessageTypeAware;
 
 /**
  * The interface Message codec.
  *
- * @author jimin.jm @alibaba-inc.com
- * @date 2018 /9/14
+ * @author Bughue
+ * @date 2023/11/01
  */
 public interface MessageCodecV0<T> extends MessageTypeAware {
 
diff --git a/core/src/main/java/io/seata/core/rpc/netty/v0/ProtocolEncoderV0.java b/core/src/main/java/io/seata/core/rpc/netty/v0/ProtocolEncoderV0.java
index 5c1cf3f05de..d64f9ac24d5 100644
--- a/core/src/main/java/io/seata/core/rpc/netty/v0/ProtocolEncoderV0.java
+++ b/core/src/main/java/io/seata/core/rpc/netty/v0/ProtocolEncoderV0.java
@@ -84,12 +84,12 @@ public void encode(RpcMessage message, ByteBuf out) {
             Serializer serializer = SerializerServiceLoader.load(SerializerType.getByCode(codec), ProtocolConstants.VERSION_0);
             bodyBytes = serializer.serialize(msg.getBody());
 
-            if(msg.isSeataCodec()){
-                if(msg.getBody() instanceof MessageTypeAware){
+            if (msg.isSeataCodec()) {
+                if (msg.getBody() instanceof MessageTypeAware) {
                     short typeCode = ((MessageTypeAware) msg.getBody()).getTypeCode();
                     out.writeShort(typeCode);
                 }
-            }else {
+            } else {
                 out.writeShort(bodyBytes.length);
             }
             out.writeLong(msg.getId());
diff --git a/core/src/main/java/io/seata/core/rpc/netty/v1/ProtocolRpcMessageV1.java b/core/src/main/java/io/seata/core/rpc/netty/v1/ProtocolRpcMessageV1.java
index 7d95937b9b0..d6778f31296 100644
--- a/core/src/main/java/io/seata/core/rpc/netty/v1/ProtocolRpcMessageV1.java
+++ b/core/src/main/java/io/seata/core/rpc/netty/v1/ProtocolRpcMessageV1.java
@@ -16,7 +16,6 @@
 package io.seata.core.rpc.netty.v1;
 
 import io.seata.common.util.StringUtils;
-import io.seata.core.protocol.AbstractIdentifyRequest;
 import io.seata.core.protocol.RpcMessage;
 import io.seata.core.rpc.netty.ProtocolRpcMessage;
 
@@ -30,7 +29,6 @@
  * @date 2023/8/1
  **/
 public class ProtocolRpcMessageV1 implements ProtocolRpcMessage {
-
     private int id;
     private byte messageType;
     private byte codec;
@@ -175,7 +173,7 @@ public String toString() {
     }
 
     @Override
-    public RpcMessage protocolMsg2RpcMsg(){
+    public RpcMessage protocolMsg2RpcMsg() {
         RpcMessage rpcMessage = new RpcMessage();
         rpcMessage.setId(this.id);
         rpcMessage.setMessageType(this.messageType);