/// <summary>
/// 获取指定分类id的分类信息
/// </summary>
/// <param name="categoryid">分类id</param>
/// <returns>分类信息</returns>
public static Goodscategoryinfo GetGoodsCategoryInfoById(int categoryId)
{
return(DTO.GetGoodsCategoryInfo(DbProvider.GetInstance().GetGoodsCategoryInfoById(categoryId)));
}