依赖注入研究

依赖注入研究：

View Code

public class BaseBusiness

    {

        protected ITSysOperationLogDal buLog;



        public BaseBusiness(ITSysOperationLogDal log) 

        {

            this.buLog = log;

        }



        /// <summary>

        /// 返回T类型的实体,T需要继承BaseBusiness

        /// 默认container节点名称为业务类名称

        /// </summary>

        /// <typeparam name="T">返回值类型</typeparam>

        /// <returns></returns>

        public static T Create<T>() where T : BaseBusiness

        {

            IUnityContainer container = new UnityContainer();

            UnityConfigurationSection section = (UnityConfigurationSection)System.Configuration.ConfigurationManager.GetSection("unity");

            section.Configure(container, typeof(T).Name);

            T tModel = (T)container.Resolve<BaseBusiness>();

            return tModel;

        }



        /// <summary>

        /// 返回T类型的实体,T需要继承BaseBusiness

        /// </summary>

        /// <typeparam name="T">返回值类型</typeparam>

        /// <param name="containerName">需要实例化的container节点名称</param>

        /// <returns></returns>

        public static T Create<T>(string containerName) where T : BaseBusiness

        {

            IUnityContainer container = new UnityContainer();

            UnityConfigurationSection section = (UnityConfigurationSection)System.Configuration.ConfigurationManager.GetSection("unity");

            section.Configure(container, containerName);

            T tModel = (T)container.Resolve<BaseBusiness>();

            return tModel;

        }



        /// <summary>

        /// 保存日志，用户信息从Cookie获取

        /// </summary>

        /// <param name="opType">操作类型</param>

        /// <param name="remark">备注信息</param>

        protected void LogSave(OperationType opType,string remark) 

        {

            System.Web.HttpCookie userInfo = System.Web.HttpContext.Current.Request.Cookies["UserInfo"] ?? null;

            if (userInfo == null) 

            {

                SysLog.Debug("DebugLog", "用户还未登录，无法获取相关Cookie");

            }

            TSysOperationLog logModel = new TSysOperationLog()

            {

                OperationType = (short)opType,

                OperationUserID = new Guid(userInfo["UserID"]), 

                OperationUserName = userInfo["UserName"].ToString(),

                UserDomainID = new Guid(userInfo["DomainID"]),

                OperationTime = DateTime.Now,

                Remark = remark

            };

            ExHandler.Execute<bool,TSysOperationLog>(buLog.Add, logModel);

        }



        /// <summary>

        /// 保存日志，用户信息需要传入

        /// </summary>

        /// <param name="opType">操作类型</param>

        /// <param name="userID">用户ID</param>

        /// <param name="userName">用户名</param>

        /// <param name="userDomainID">用户所属域</param>

        /// <param name="remark">备注信息</param>

        protected void LogSave(OperationType opType,Guid userID, string userName, Guid userDomainID , string remark)

        {

            TSysOperationLog logModel = new TSysOperationLog()

            {

                OperationType = (short)opType,

                OperationUserID = userID,

                OperationUserName = userName,

                UserDomainID = userDomainID,

                OperationTime = DateTime.Now,

                Remark = remark

            };

            ExHandler.Execute<bool, TSysOperationLog>(buLog.Add, logModel);

        }

    }