/// <summary> /// 更新一条数据 /// </summary> public bool Update(oyxf.Model.News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update News set "); strSql.Append("CategoryId=@CategoryId,"); strSql.Append("Title=@Title,"); strSql.Append("Content=@Content,"); strSql.Append("Status=@Status,"); strSql.Append("Click=@Click,"); strSql.Append("CreateUserId=@CreateUserId,"); strSql.Append("CreateDate=@CreateDate,"); strSql.Append("UpdateUserId=@UpdateUserId,"); strSql.Append("UpdateDate=@UpdateDate"); strSql.Append(" where NewsId=@NewsId"); SqlParameter[] parameters = { new SqlParameter("@CategoryId", SqlDbType.Int, 4), new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@Content", SqlDbType.NVarChar, 2000), new SqlParameter("@Status", SqlDbType.TinyInt, 1), new SqlParameter("@Click", SqlDbType.Int, 4), new SqlParameter("@CreateUserId", SqlDbType.Int, 4), new SqlParameter("@CreateDate", SqlDbType.DateTime), new SqlParameter("@UpdateUserId", SqlDbType.Int, 4), new SqlParameter("@UpdateDate", SqlDbType.DateTime), new SqlParameter("@NewsId", SqlDbType.Int, 4) }; parameters[0].Value = model.CategoryId; parameters[1].Value = model.Title; parameters[2].Value = model.Content; parameters[3].Value = model.Status; parameters[4].Value = model.Click; parameters[5].Value = model.CreateUserId; parameters[6].Value = model.CreateDate; parameters[7].Value = model.UpdateUserId; parameters[8].Value = model.UpdateDate; parameters[9].Value = model.NewsId; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public oyxf.Model.News DataRowToModel(DataRow row) { oyxf.Model.News model = new oyxf.Model.News(); if (row != null) { if (row["NewsId"] != null && row["NewsId"].ToString() != "") { model.NewsId = int.Parse(row["NewsId"].ToString()); } if (row["CategoryId"] != null && row["CategoryId"].ToString() != "") { model.CategoryId = int.Parse(row["CategoryId"].ToString()); } if (row["Title"] != null) { model.Title = row["Title"].ToString(); } if (row["Content"] != null) { model.Content = row["Content"].ToString(); } if (row["Status"] != null && row["Status"].ToString() != "") { model.Status = int.Parse(row["Status"].ToString()); } if (row["Click"] != null && row["Click"].ToString() != "") { model.Click = int.Parse(row["Click"].ToString()); } if (row["CreateUserId"] != null && row["CreateUserId"].ToString() != "") { model.CreateUserId = int.Parse(row["CreateUserId"].ToString()); } if (row["CreateDate"] != null && row["CreateDate"].ToString() != "") { model.CreateDate = DateTime.Parse(row["CreateDate"].ToString()); } if (row["UpdateUserId"] != null && row["UpdateUserId"].ToString() != "") { model.UpdateUserId = int.Parse(row["UpdateUserId"].ToString()); } if (row["UpdateDate"] != null && row["UpdateDate"].ToString() != "") { model.UpdateDate = DateTime.Parse(row["UpdateDate"].ToString()); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(oyxf.Model.News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into News("); strSql.Append("CategoryId,Title,Content,Status,Click,CreateUserId,CreateDate,UpdateUserId,UpdateDate)"); strSql.Append(" values ("); strSql.Append("@CategoryId,@Title,@Content,@Status,@Click,@CreateUserId,@CreateDate,@UpdateUserId,@UpdateDate)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@CategoryId", SqlDbType.Int, 4), new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@Content", SqlDbType.NVarChar, 2000), new SqlParameter("@Status", SqlDbType.TinyInt, 1), new SqlParameter("@Click", SqlDbType.Int, 4), new SqlParameter("@CreateUserId", SqlDbType.Int, 4), new SqlParameter("@CreateDate", SqlDbType.DateTime), new SqlParameter("@UpdateUserId", SqlDbType.Int, 4), new SqlParameter("@UpdateDate", SqlDbType.DateTime) }; parameters[0].Value = model.CategoryId; parameters[1].Value = model.Title; parameters[2].Value = model.Content; parameters[3].Value = model.Status; parameters[4].Value = model.Click; parameters[5].Value = model.CreateUserId; parameters[6].Value = model.CreateDate; parameters[7].Value = model.UpdateUserId; parameters[8].Value = model.UpdateDate; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public oyxf.Model.News GetModel(int NewsId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 NewsId,CategoryId,Title,Content,Status,Click,CreateUserId,CreateDate,UpdateUserId,UpdateDate from News "); strSql.Append(" where NewsId=@NewsId"); SqlParameter[] parameters = { new SqlParameter("@NewsId", SqlDbType.Int, 4) }; parameters[0].Value = NewsId; oyxf.Model.News model = new oyxf.Model.News(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }