/// <summary> /// 得到一个对象实体 /// </summary> public ROYcms.Sys.Model.ROYcms_Messages GetModel(int Id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 Id,UserId,MessageType,State,Title,Contents,CreateTime from ROYcms_Messages "); strSql.Append(" where Id=@Id"); SqlParameter[] parameters = { new SqlParameter("@Id", SqlDbType.Int, 4) }; parameters[0].Value = Id; ROYcms.Sys.Model.ROYcms_Messages model = new ROYcms.Sys.Model.ROYcms_Messages(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["Id"] != null && ds.Tables[0].Rows[0]["Id"].ToString() != "") { model.Id = int.Parse(ds.Tables[0].Rows[0]["Id"].ToString()); } if (ds.Tables[0].Rows[0]["UserId"] != null && ds.Tables[0].Rows[0]["UserId"].ToString() != "") { model.UserId = int.Parse(ds.Tables[0].Rows[0]["UserId"].ToString()); } if (ds.Tables[0].Rows[0]["MessageType"] != null && ds.Tables[0].Rows[0]["MessageType"].ToString() != "") { model.MessageType = int.Parse(ds.Tables[0].Rows[0]["MessageType"].ToString()); } if (ds.Tables[0].Rows[0]["State"] != null && ds.Tables[0].Rows[0]["State"].ToString() != "") { model.State = int.Parse(ds.Tables[0].Rows[0]["State"].ToString()); } if (ds.Tables[0].Rows[0]["Title"] != null && ds.Tables[0].Rows[0]["Title"].ToString() != "") { model.Title = ds.Tables[0].Rows[0]["Title"].ToString(); } if (ds.Tables[0].Rows[0]["Contents"] != null && ds.Tables[0].Rows[0]["Contents"].ToString() != "") { model.Contents = ds.Tables[0].Rows[0]["Contents"].ToString(); } if (ds.Tables[0].Rows[0]["CreateTime"] != null && ds.Tables[0].Rows[0]["CreateTime"].ToString() != "") { model.CreateTime = DateTime.Parse(ds.Tables[0].Rows[0]["CreateTime"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(ROYcms.Sys.Model.ROYcms_Messages model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update ROYcms_Messages set "); strSql.Append("UserId=@UserId,"); strSql.Append("MessageType=@MessageType,"); strSql.Append("State=@State,"); strSql.Append("Title=@Title,"); strSql.Append("Contents=@Contents,"); strSql.Append("CreateTime=@CreateTime"); strSql.Append(" where Id=@Id"); SqlParameter[] parameters = { new SqlParameter("@UserId", SqlDbType.Int, 4), new SqlParameter("@MessageType", SqlDbType.Int, 4), new SqlParameter("@State", SqlDbType.Int, 4), new SqlParameter("@Title", SqlDbType.VarChar, 200), new SqlParameter("@Contents", SqlDbType.VarChar, 2000), new SqlParameter("@CreateTime", SqlDbType.DateTime), new SqlParameter("@Id", SqlDbType.Int, 4) }; parameters[0].Value = model.UserId; parameters[1].Value = model.MessageType; parameters[2].Value = model.State; parameters[3].Value = model.Title; parameters[4].Value = model.Contents; parameters[5].Value = model.CreateTime; parameters[6].Value = model.Id; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(ROYcms.Sys.Model.ROYcms_Messages model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into ROYcms_Messages("); strSql.Append("UserId,MessageType,State,Title,Contents,CreateTime)"); strSql.Append(" values ("); strSql.Append("@UserId,@MessageType,@State,@Title,@Contents,@CreateTime)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@UserId", SqlDbType.Int, 4), new SqlParameter("@MessageType", SqlDbType.Int, 4), new SqlParameter("@State", SqlDbType.Int, 4), new SqlParameter("@Title", SqlDbType.VarChar, 200), new SqlParameter("@Contents", SqlDbType.VarChar, 2000), new SqlParameter("@CreateTime", SqlDbType.DateTime) }; parameters[0].Value = model.UserId; parameters[1].Value = model.MessageType; parameters[2].Value = model.State; parameters[3].Value = model.Title; parameters[4].Value = model.Contents; parameters[5].Value = model.CreateTime; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }