/// <summary>
/// Update current data
/// </summary>
protected void RefreshCurData()
{
try {
var utcNowDT = DateTime.UtcNow;
if (utcNowDT - curDataRefrDT > DataValidSpan) // data is out of date
{
curDataRefrDT = utcNowDT;
var newCurTableAge = serverComm.ReceiveFileAge(ServerComm.Dirs.Cur, SrezAdapter.CurTableName);
if (newCurTableAge == DateTime.MinValue)
{
// the slice file does not exist or there is no connection to the server
tblCur.Clear();
tblCur.FileModTime = DateTime.MinValue;
log.WriteError("Unable to receive the current data file modification time.");
}
else if (tblCur.FileModTime != newCurTableAge) // slice file changed
{
if (serverComm.ReceiveSrezTable(SrezAdapter.CurTableName, tblCur))
{
tblCur.FileModTime = newCurTableAge;
tblCur.LastFillTime = utcNowDT;
}
else
{
tblCur.FileModTime = DateTime.MinValue;
}
}
}
} catch (Exception ex) {
tblCur.FileModTime = DateTime.MinValue;
log.WriteException(ex, "Error refreshing the current data");
}
}
/// <summary>
/// Обновить текущие данные
/// </summary>
protected void RefreshCurData()
{
try
{
DateTime utcNowDT = DateTime.UtcNow;
if (utcNowDT - curDataRefrDT > DataValidSpan) // данные устарели
{
curDataRefrDT = utcNowDT;
DateTime newCurTableAge = serverComm.ReceiveFileAge(ServerComm.Dirs.Cur, SrezAdapter.CurTableName);
if (newCurTableAge == DateTime.MinValue) // файл среза не существует или нет связи с сервером
{
tblCur.Clear();
tblCur.FileModTime = DateTime.MinValue;
log.WriteError(Localization.UseRussian ?
"Не удалось принять время изменения файла текущих данных." :
"Unable to receive the current data file modification time.");
}
else if (tblCur.FileModTime != newCurTableAge) // файл среза изменён
{
if (serverComm.ReceiveSrezTable(SrezAdapter.CurTableName, tblCur))
{
tblCur.FileModTime = newCurTableAge;
tblCur.LastFillTime = utcNowDT;
}
else
{
tblCur.FileModTime = DateTime.MinValue;
}
}
}
}
catch (Exception ex)
{
tblCur.FileModTime = DateTime.MinValue;
log.WriteException(ex, Localization.UseRussian ?
"Ошибка при обновлении текущих данных" :
"Error refreshing the current data");
}
}