//public ObservableCollection<oraEntity> items; //private ObservableCollection<FIX_STAN789_T> oraItems; public OraExchanger() { try { int c = 0; context = new OraContext(); c = context.FIX_STAN789_T.Count(); if (c > 0) { isConnectionOK = true; OnReportMessage("Oracle Connection success"); } } catch (Exception ex) { isConnectionOK = false; OnReportMessage("Oracle Connection fail"); OnReportMessage(ex.ToString()); } }