从XML中读取数据到内存的实例

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从XML中读取数据到内存的实例

public clsSimuResultByOneGoods GetOneGoodsSimulationXML(string PathAndFileName)
        {
            clsSimuResultByOneGoods OneGoods=new clsSimuResultByOneGoods();//自己定义的一个类
            Hashtable AllLocationResult=new Hashtable();
            System.Xml.XmlTextReader r=new XmlTextReader(PathAndFileName);
            string LocationID="";
            DataTable LocationTable=null;
            while(r.Read())
            {
                if(r.NodeType==XmlNodeType.Element)
                {
                    switch(r.LocalName)
                    {
                        case "Result":
                            OneGoods.GoodsCode=r.GetAttribute("GoodsCode");
                            OneGoods.From=Convert.ToDateTime(r.GetAttribute("FromDate"));
                            OneGoods.To=Convert.ToDateTime(r.GetAttribute("ToDate"));
                            break;
                        case "Location":
                            LocationID=r.GetAttribute("ID");
                            LocationTable=new DataTable();
                            LocationTable.Columns.Add("Date",typeof(DateTime));
                            LocationTable.Columns.Add("SafetyStock",typeof(decimal));
                            LocationTable.Columns.Add("ForecastDemand",typeof(decimal));
                            LocationTable.Columns.Add("FinalOutput",typeof(decimal));
                            LocationTable.Columns.Add("FinalInput",typeof(decimal));
                            LocationTable.Columns.Add("SimuStock",typeof(decimal));
                            LocationTable.Columns.Add("SimuStockTime",typeof(decimal));
                            LocationTable.Columns.Add("ImportWorkDay",typeof(bool));
                            LocationTable.Columns.Add("ImportWorkDay",typeof(bool));
                            break;
                        case "Record":
                            if(LocationTable !=null)
                            {
                                DataRow dr=LocationTable.NewRow();
                                dr["Date"]=Convert.ToDateTime(r.GetAttribute("Date"));
                                if(r.GetAttribute("SafetyStock") !=null && r.GetAttribute("SafetyStock") !="")
                                    dr["SafetyStock"]=Convert.ToDecimal(r.GetAttribute("SafetyStock"));
                                if(r.GetAttribute("ForecastDemand") !=null && r.GetAttribute("ForecastDemand") !="")
                                    dr["ForecastDemand"]=Convert.ToDecimal(r.GetAttribute("ForecastDemand"));
                                if(r.GetAttribute("FinalInput") !=null && r.GetAttribute("FinalInput") !="")
                                    dr["FinalInput"]=Convert.ToDecimal(r.GetAttribute("FinalInput"));
                                if(r.GetAttribute("FinalOutput") !=null && r.GetAttribute("FinalOutput") !="")
                                    dr["FinalOutput"]=Convert.ToDecimal(r.GetAttribute("FinalOutput"));
                                if(r.GetAttribute("SimuStock") !=null && r.GetAttribute("SimuStock") !="")
                                    dr["SimuStock"]=Convert.ToDecimal(r.GetAttribute("SimuStock"));
                                if(r.GetAttribute("SimuStockTime") !=null && r.GetAttribute("SimuStockTime") !="")
                                    dr["SimuStockTime"]=Convert.ToDecimal(r.GetAttribute("SimuStockTime"));
                                if(r.GetAttribute("ImportWorkDay") !=null && r.GetAttribute("ImportWorkDay") !="")
                                    dr["ImportWorkDay"]=Convert.ToBoolean(r.GetAttribute("ImportWorkDay"));
                                if(r.GetAttribute("ExportWorkDay") !=null && r.GetAttribute("ExportWorkDay") !="")
                                    dr["ExportWorkDay"]=Convert.ToBoolean(r.GetAttribute("ExportWorkDay"));
                                LocationTable.Rows.Add(dr);

                            }
                            break;
                        default:
                            break;
                    }
                }
                else if(r.NodeType==XmlNodeType.EndElement)
                {
                    switch(r.LocalName)
                    {
                        case "Location":
                            if(LocationTable !=null)
                            {
                                LocationTable.AcceptChanges();
                                AllLocationResult.Add(LocationID,LocationTable);
                                LocationID="";
                                LocationTable=null;
                            }
                            break;
                        default:
                            break;
                    }
                }
            }
            OneGoods.AllLocationResult=AllLocationResult;
            return OneGoods;
           
        }

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