ATMLCommonLibrary.controls.hardware.FacilitiesRequirementsControl.ControlsToData C# (CSharp) Method

        private void ControlsToData()
        {
            if (_facilitiesRequirements == null)
                _facilitiesRequirements = new FacilitiesRequirements();

            _facilitiesRequirements.Cooling = edtHydraulic.GetValue<string>();
            _facilitiesRequirements.Hydraulic = edtHydraulic.GetValue<string>();
            _facilitiesRequirements.Pneumatic = edtPneumatic.GetValue<string>();
            _facilitiesRequirements.FacilityRequirementsDocuments = documentListControl1.Documents;

            if (portListControl.Ports == null)
                _facilitiesRequirements.FacilitiesInterface = null;
            else
            {
                if( _facilitiesRequirements.FacilitiesInterface == null )
                    _facilitiesRequirements.FacilitiesInterface = new Interface();
                _facilitiesRequirements.FacilitiesInterface.Ports = portListControl.Ports;
            }

            if (string.IsNullOrEmpty( _facilitiesRequirements.Cooling ) &&
                string.IsNullOrEmpty( _facilitiesRequirements.Hydraulic ) &&
                string.IsNullOrEmpty( _facilitiesRequirements.Pneumatic ) &&
                ( _facilitiesRequirements.FacilitiesInterface == null
                  || _facilitiesRequirements.FacilitiesInterface.Ports == null
                  || _facilitiesRequirements.FacilitiesInterface.Ports.Count == 0 ) &&
                ( _facilitiesRequirements.FacilityRequirementsDocuments == null
                  || _facilitiesRequirements.FacilityRequirementsDocuments.Count == 0 ))
            {
                _facilitiesRequirements = null;
            }
        }