ATML1671Allocator.forms.AvailableInstrumentsWindow.ProcessSignal C# (CSharp) Method

        public void ProcessSignal( SignalRequirementsSignalRequirement signalRequirement )
        {
            InstrumentDAO dao = new InstrumentDAO();
            List<Tuple<string, object, string>> attributes = new List<Tuple<string, object, string>>();
            foreach (SignalRequirementsSignalRequirementTsfClassAttribute attribute in signalRequirement.TsfClassAttribute)
            {
                TsfClassAttributeName name = attribute.Name;
                if (attribute.Value != null)
                {
                    if (attribute.Value.Item is DatumType)
                    {
                        DatumType datum = attribute.Value.Item as DatumType;
                        Object value = Datum.GetNominalDatumValue(datum);
                        if (value != null)
                        {
                            attributes.Add(new Tuple<string, object, string>(name.Value, value, datum.unitQualifier));
                        }
                    }
                }
            }

            lvInstruments.BeginUpdate();
            try
            {
                foreach (ListViewItem lvi in lvInstruments.Items)
                    lvi.BackColor = Color.White;

                ICollection<object> ids = dao.FindCapableEquipment(attributes);
                foreach (ListViewItem lvi in lvInstruments.Items)
                {
                    var testStationInstrumentData = lvi.Tag as TestStationInstrumentData;
                    if (testStationInstrumentData != null)
                    {
                        var instrument = testStationInstrumentData.InstrumentDescription;
                        if (instrument != null)
                        {
                            foreach (var id in ids)
                            {
                                if (id.Equals( instrument.uuid ))
                                    lvi.BackColor = Color.PaleGreen;
                            }
                        }
                    }
                }
            }
            catch (Exception e2)
            {
                LogManager.Debug("Error In TSF Class: {0}", signalRequirement.TsfClass.tsfClassName);
                foreach (Tuple<string, object, string> tuple in attributes)
                {
                    LogManager.Debug("     {0} = {1} {2}", tuple.Item1, tuple.Item2, tuple.Item3);
                }

            }
            lvInstruments.EndUpdate();
        }

 void requiredSignals_SignalRequirementSelected(SignalRequirementsSignalRequirement signalRequirement, EventArgs args)
 {
     availableInstruments.ProcessSignal(signalRequirement);
     availableTestStations.ProcessSignal(signalRequirement);
 }