/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
void IDisposable.Dispose()
{
if (conn == null)
{
return;
}
if (cost != null)
{
Marshal.FinalReleaseComObject(cost);
cost = null;
}
Marshal.FinalReleaseComObject(conn);
conn = null;
}
/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
void IDisposable.Dispose()
{
cost = null;
conn = null;
}
