System.Data.XmlSchemaDataImporter.ProcessDbParameters C# (CSharp) Метод

		private ArrayList ProcessDbParameters (XmlElement el)
		{
			//Console.WriteLine ("ProcessDbParameters: "+el.LocalName);
			string tmp = null;
			XmlElement e;
			DbParameter param = null;
			ArrayList parameters = new ArrayList ();
			
			if (el == null)
				return parameters;
			
			foreach (XmlNode n in el.ChildNodes) {
				e = n as XmlElement;
				
				if (e == null)
					continue;
				param = currentAdapter.Provider.CreateParameter ();

				tmp = e.GetAttribute ("AllowDbNull");
				if (!String.IsNullOrEmpty (tmp))
					param.IsNullable = Convert.ToBoolean (tmp);
				
				param.ParameterName = e.GetAttribute ("ParameterName");
				tmp = e.GetAttribute ("ProviderType");
				if (!String.IsNullOrEmpty (tmp))
					tmp = e.GetAttribute ("DbType");
				param.FrameworkDbType = tmp;
				
				tmp = e.GetAttribute ("Direction");
				param.Direction = (ParameterDirection) Enum.Parse (typeof (ParameterDirection), tmp);
				
				((IDbDataParameter)param).Precision = Convert.ToByte (e.GetAttribute ("Precision"));
				((IDbDataParameter)param).Scale = Convert.ToByte (e.GetAttribute ("Scale"));
				param.Size = Convert.ToInt32 (e.GetAttribute ("Size"));
				param.SourceColumn = e.GetAttribute ("SourceColumn");
				
				tmp = e.GetAttribute ("SourceColumnNullMapping");
				if (!String.IsNullOrEmpty (tmp))
					param.SourceColumnNullMapping = Convert.ToBoolean (tmp);
				
				tmp = e.GetAttribute ("SourceVersion");
				param.SourceVersion = (DataRowVersion) Enum.Parse (typeof (DataRowVersion), tmp);				
				parameters.Add (param);
			}
			
			return parameters;
		}