txlcn-tc/src/main/java/com/codingapi/txlcn/tc/txmsg/MessageCreator.java
public static MessageDto createGroup(String groupId) {
        MessageDto msg = new MessageDto();
        msg.setGroupId(groupId);
        msg.setAction(MessageConstants.ACTION_CREATE_GROUP);
        return msg;
    }
public static MessageDto createGroup(String groupId) {
        MessageDto msg = new MessageDto();
        msg.setGroupId(groupId);
        msg.setAction(MessageConstants.ACTION_CREATE_GROUP);
        return msg;
    }
创建事务组

@param groupId groupId
@return MessageDto