package com.ifish.dao;

import java.util.List;

import com.ifish.entity.DeviceUser;
import com.ifish.entity.DeviceUserId;

/** 
 * @ClassName: DeviceUserDao 
 * @Description: TODO 
 * @author ggw 
 *  
 */
public interface DeviceUserDao extends BaseDao<DeviceUser, DeviceUserId>{
	
	public void removeAll(List<DeviceUser> list);
	
	/**
	 * 查询用户的设备数量
	 * @param userId
	 * @return
	 */
	public int getDeviceNumById(Integer userId);
	
}
