/// <summary> /// 更新一条数据 /// </summary> public bool Update(Model.IPTable model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update IPTable set "); strSql.Append("Username=@Username,"); strSql.Append("IP=@IP"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@Username", SqlDbType.VarChar, 50), new SqlParameter("@IP", SqlDbType.NVarChar, 50), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.Username; parameters[1].Value = model.IP; parameters[2].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(Model.IPTable model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into IPTable("); strSql.Append("Username,IP)"); strSql.Append(" values ("); strSql.Append("@Username,@IP)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@Username", SqlDbType.VarChar, 50), new SqlParameter("@IP", SqlDbType.NVarChar, 50) }; parameters[0].Value = model.Username; parameters[1].Value = model.IP; 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 Model.IPTable DataRowToModel(DataRow row) { Model.IPTable model = new Model.IPTable(); if (row != null) { if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["Username"] != null) { model.Username = row["Username"].ToString(); } if (row["IP"] != null) { model.IP = row["IP"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Model.IPTable GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,Username,IP from IPTable "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; Model.IPTable model = new Model.IPTable(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Model.IPTable model) { return(dal.Update(model)); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Model.IPTable model) { return(dal.Add(model)); }