package com.laoer.bbscs.dao;

import com.laoer.bbscs.bean.*;
import java.util.*;

/**
 * <p>Title: TianYi BBS</p>
 * <p>Description: TianYi BBS System</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: LAOER.COM/TIANYISOFT.NET</p>
 * @author laoer
 * @version 6.0
 */

public interface IUserOnlineDAO {
  /**
   * Save a UserOnline object
   * @param uo UserOnline
   * @return UserOnline
   */
  public UserOnline saveUserOnline(UserOnline uo);

  /**
   * Find a UserOnline object by username
   * @param userName String username
   * @return UserOnline
   */
  public UserOnline findUserOnlineByUserName(String userName);

  /**
   * Find Online User List
   * @param isGuest int
   * @return List
   */
  public List findUserOnlines(int isGuest);

  /**
   * Get Online User Conut
   * @param isGuest int
   * @return int
   */
  public int getUserOnlineCount(int isGuest);

  /**
   * Find Online Friend List
   * @param values List
   * @return List
   */
  public List findFriendUserOnline(List values);

  /**
   * Get Online Friend Count
   * @param values List
   * @return int
   */
  public int getFriendUserOnlineCount(List values);

  /**
   * Remove out time users
   */
  public void removeUserOnline();

  public void removeUserOnline(String userName);

}