public void setFromUserId(String fromUserId) {
        this.fromUserId = fromUserId == null ? null : fromUserId.trim();
    }
This method was generated by MyBatis Generator.
This method sets the value of the database column chat.from_user_id

@param fromUserId the value for chat.from_user_id

@mbg.generated
AnyChatServer/src/main/java/org/anychat/model/base/Chat.java