low;
    }

    public UserVO[] getFollower(){
        return follower;
    }

    public void setFollower(UserVO[] follower){
        this.follower = follower;
    }

}
</pre>



<pre class="prettyprint lang-java">
public class SimpleUser implements Serializable{

    private String userId; //用户id
    private String userName; //用户名
    private SimpleUser friend; //

    public String getUserId(){
        return userId;
    }

    public void setUserId(String userId){
        this.userId = userId;