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 IFriendDAO {

  /**
   *
   * @param f Friend
   * @return Friend
   */
  public Friend saveFriend(Friend f);

  /**
   *
   * @param fname String
   * @param ownId long
   * @return Friend
   */
  public Friend findMyFriendByName(String fname, long ownId);

  /**
   *
   * @param ownId long
   * @param isBlack short
   * @return int
   */
  public int getMyFriendNum(long ownId, short isBlack);

  /**
   *
   * @param ownId long
   * @param isBlack short
   * @return List
   */
  public List findFriends(long ownId, short isBlack);

  /**
   *
   * @param id long
   * @param ownId long
   */
  public void removeFriend(long id, long ownId);

}