public static Hashtable GetHashtableFromQueryInfoObj(QueryInfo queryInfo)
{
Hashtable queryInfoTable = new Hashtable();
if (queryInfo == null)
{
return null;
}
// putting back null values
int nullIndex = 0;
string[] queryAttribValues=new string[queryInfo.attributes.Count];
queryInfo.attributes.CopyTo(queryAttribValues);
foreach (string attrib in queryAttribValues)
{
if (attrib == "NCNULL")
{
queryInfo.attributes.Insert(nullIndex, null);
queryInfo.attributes.RemoveAt(nullIndex + 1);
}
nullIndex++;
}
ArrayList attributes = new ArrayList();
foreach (string attrib in queryInfo.attributes)
{
attributes.Add(attrib);
}
queryInfoTable.Add(queryInfo.handleId, attributes);
return queryInfoTable;
}
public static QueryInfo GetQueryInfoObj(Hashtable queryInfoDic)
{
if (queryInfoDic == null)
{
return null;
}
if (queryInfoDic.Count == 0)
{
return null;
}
QueryInfo queryInfo = new QueryInfo();
IDictionaryEnumerator queryInfoEnum = queryInfoDic.GetEnumerator();
while (queryInfoEnum.MoveNext())
{
queryInfo.handleId = (int)queryInfoEnum.Key;
IEnumerator valuesEnum = ((ArrayList)queryInfoEnum.Value).GetEnumerator();
while (valuesEnum.MoveNext())
{
string value = null;
if (valuesEnum.Current != null)
{
if (valuesEnum.Current is DateTime)
{
value = ((DateTime)valuesEnum.Current).Ticks.ToString();
}
else
{
value = valuesEnum.Current.ToString();
}
}
else // we need to send null values too as a special placeholder
{
value = "NCNULL";
}
queryInfo.attributes.Add(value);
}
}
return queryInfo;
}