private void UpdateAsyncReturn(IAsyncResult result)
{
UpdateTimeUsageHandler handler = (UpdateTimeUsageHandler)((AsyncResult)result).AsyncDelegate;
try
{
handler.EndInvoke(result);
result.AsyncWaitHandle.Close();
}
catch (Exception e)
{
ClassCommonSetting.ThrowException(handler, "UpdateTimeUsage", e);
}
}
public ClassTimeUsage()
{
_update = update;
}