C#通过HTTP操作数据的模块 2

// 保存数据
if( myRows != null && myRows.Count > 0 )
{
System.XML.XMLDocument myDoc = RootElement.OwnerDocument ;
for( int RowCount = 0 ; RowCount < myRows.Count ; RowCount ++ )
{
string[] strValue = ( string[] ) myRows[RowCount];
RowElement = myDoc.CreateElement("r");
RootElement.AppendChild( RowElement );
for( int iCount = 0 ; iCount < strValue.Length ; iCount ++ )
{
FieldElement = myDoc.CreateElement("f" + iCount.ToString());
RowElement.AppendChild( FieldElement );
if( strValue[iCount] == null )
FieldElement.InnerText = c_NullFlag ;
else
FieldElement.InnerText = strValue[iCount];
}
}// for
return myRows.Count ;
}
return -1 ;
}// ToXML
///
/// 从XML元素加载对象数据
///
/// XML节点
/// 加载的数据的行数
public int FromXML( System.XML.XMLElement RootElement )
{
System.XML.XMLElement RowElement = null;
strHead = null;
myRows.Clear();
intRowIndex = -1 ;
if( RootElement == null ) return -1 ;
// 获得列信息
System.Collections.ArrayList myHeads = new System.Collections.ArrayList();
for( int iCount = 0 ; iCount < 255 ; iCount ++ )
{
if( RootElement.HasAttribute( "f" + iCount.ToString()))
{
string strName = RootElement.GetAttribute("f" + iCount.ToString());
myHeads.Add( strName.ToLower().Trim());
}
else
break;
}
//strHead = new string[ myHeads.Count ];
strHead = ( string[]) myHeads.ToArray( typeof(string));
// 获得数据
foreach( System.XML.XMLNode myNode in RootElement.ChildNodes )
{
if( myNode is System.XML.XMLElement )
{
RowElement = ( System.XML.XMLElement ) myNode ;
// 获得数据
string[] strValues = new string[ strHead.Length];
myRows.Add( strValues );
int iFieldCount = 0 ;
foreach(System.XML.XMLNode myFieldNode in RowElement.ChildNodes)
{
if( myFieldNode is System.XML.XMLElement )
{
strValues[iFieldCount] = ( myFieldNode.InnerText == c_NullFlag ? null : myFieldNode.InnerText ) ;
iFieldCount ++ ;
}
}// foreach
}// if
}// foreach
return myRows.Count ;
}// FromXML
#region IDataReader 成员
///
/// 未实现
///
public int RecordsAffected
{
get {return 0; }
}
///
/// 已重载：关闭对象
///
public bool IsClosed
{
get{ return bolClosed ; }
}
///
/// 未实现
///
///

查看本文来源