ncc协议x

src/main/java/club/joylink/xiannccda/ats/message/MessageResponse.java

@@ -5,6 +5,6 @@ import io.netty.buffer.ByteBuf;
 public abstract class MessageResponse extends MessageData {
 
   @Override
-  void encode2(ByteBuf buf) {
+  public void encode2(ByteBuf buf) {
   }
 }

src/main/java/club/joylink/xiannccda/ats/message/line3/HeartBeatMsg.java

@@ -14,4 +14,9 @@ public class HeartBeatMsg extends MessageData {
   public void decode2(ByteBuf buf) throws Exception {
 
   }
+
+  @Override
+  public void encode2(ByteBuf buf) {
+
+  }
 }