public static void EndExecuteReader(IAsyncResult result)
{
ReconstructReader item = result.AsyncState as ReconstructReader;
try
{
item.Result = item.Method.EndInvoke(result);
}
catch (Exception ex)
{
item.Exception = ex;
}
finally
{
item.Event.Set();
}
}
public static DbDataReader BeginExecuteReader(this DbOperator dbOperator, string sql)
{
if (string.IsNullOrEmpty(sql))
{
throw new ArgumentNullException("sql");
}
m_Reader readers = new m_Reader(Readers);
ReconstructReader item = new ReconstructReader()
{
Event = new ManualResetEvent(false), Method = readers
};
IAsyncResult result = readers.BeginInvoke(dbOperator, sql, new AsyncCallback(EndExecuteReader), item);
item.Event.WaitOne();
if (item.Exception != null)
{
throw item.Exception;
}
return((DbDataReader)item.Result);
}
