/// <summary>
/// 装载XML
/// </summary>
public virtual int RetrieveAll()
{
this.Clear(); // 清所有的信息。
XmlEns ens = null; // BP.DA.Cash.GetObj(this.ToString(), Depositary.Application) as XmlEns;
if (ens != null)
{
foreach (XmlEn en in ens)
{
this.Add(en);
}
return(ens.Count);
}
// 从内存中找。
DataTable dt = this.GetTable();
foreach (DataRow dr in dt.Rows)
{
XmlEn en = this.GetNewEntity;
en.Row = new Row(dt, dr);
this.Add(en);
}
// BP.DA.Cash.AddObj(this.ToString(), Depositary.Application, this);
return(dt.Rows.Count);
}
public int RetrieveByPK(string key, string val)
{
XmlEns ens = null; // Cash.GetObj(this.GetNewEntities.ToString(), Depositary.Application) as XmlEns;
if (ens == null)
{
ens = this.GetNewEntities;
ens.RetrieveAll();
}
int i = 0;
foreach (XmlEn en in ens)
{
if (en.GetValStringByKey(key) == val)
{
this.Row = en.Row;
i++;
}
}
if (i == 1)
{
return(1);
}
if (i > 1)
{
// BP.SystemConfig.DoClearCash();
throw new Exception("@XML = " + this.ToString() + " 中 PK=" + val + "不唯一。。。。");
}
return(0);
}
public int Retrieve(string key, string val, string key1, string val1)
{
XmlEns ens = Cash.GetObj(this.GetNewEntities.ToString(), Depositary.Application) as XmlEns;
if (ens == null)
{
ens = this.GetNewEntities;
ens.RetrieveAll();
}
int i = 0;
foreach (XmlEn en in ens)
{
if (en.GetValStringByKey(key) == val && en.GetValStringByKey(key1) == val1)
{
this.Row = en.Row;
i++;
}
}
if (i == 1)
{
return(1);
}
return(0);
}
public virtual int Add(XmlEns ens)
{
if (ens == null)
{
return(0);
}
foreach (XmlEn en in ens)
{
this.InnerList.Add(en);
}
return(ens.Count);
}
/// <summary>
/// 指定属性查询
/// </summary>
/// <param name="key">属性值</param>
/// <param name="val">属性</param>
public int RetrieveBy_del(string key, string val)
{
XmlEns ens = this.GetNewEntities;
ens.RetrieveAll();
ens.RetrieveBy(key, val);
if (ens.Count == 0)
{
return(0);
}
this.Row = ens[0].Row;
return(ens.Count);
}