/// <summary>
        /// Saves current light level.
        /// </summary>
        /// <param name="lightLevelXmlData">Passes read xml light level object.</param>
        /// <param name="DeviceType">Passes device type.</param>
        private static void SaveCurrentLightLevel(ObixResult <XElement> lightLevelXmlData, string DeviceType)
        {
            IEnumerable <XNode> lighLevelLst      = lightLevelXmlData.Result.Document.DescendantNodes();
            XElement            lightLevelelement = lighLevelLst.LastOrDefault() as XElement;

            if (lightLevelelement != null)
            {
                var deviceDetail = _dbcontext.ObixDevices.Where(y => y.object_instance == (int)DeviceEnum.LightLevel).FirstOrDefault();
                if (deviceDetail == null)
                {
                    var lightLevelObj = new ObixDevice
                    {
                        DeviceName      = lightLevelelement.Attribute("displayName").Value,
                        Unit            = lightLevelelement.Attribute("unit").Value,
                        DeviceUrl       = lightLevelelement.Attribute("href").Value,
                        Status          = lightLevelelement.Attribute("status") != null?lightLevelelement.Attribute("status").Value : null,
                        Value           = lightLevelelement.Attribute("val").Value,
                        DeviceType      = DeviceType,
                        isActive        = true,
                        DateOfEntry     = DateTime.UtcNow,
                        ValueType       = lightLevelelement.Name.LocalName,
                        object_instance = (int)DeviceEnum.LightLevel
                    };

                    _dbcontext.ObixDevices.Add(lightLevelObj);
                    _dbcontext.SaveChanges();
                }
                else
                {
                    deviceDetail.DeviceName = lightLevelelement.Attribute("displayName").Value;
                    deviceDetail.Unit       = lightLevelelement.Attribute("unit").Value;
                    deviceDetail.DeviceUrl  = lightLevelelement.Attribute("href").Value;
                    deviceDetail.Status     = lightLevelelement.Attribute("status") != null?lightLevelelement.Attribute("status").Value : null;

                    deviceDetail.Value           = lightLevelelement.Attribute("val").Value;
                    deviceDetail.DeviceType      = DeviceType;
                    deviceDetail.isActive        = true;
                    deviceDetail.DateOfEntry     = DateTime.UtcNow;
                    deviceDetail.ValueType       = lightLevelelement.Name.LocalName;
                    deviceDetail.object_instance = (int)DeviceEnum.LightLevel;

                    _dbcontext.Entry(deviceDetail).State = System.Data.Entity.EntityState.Modified;
                    _dbcontext.SaveChanges();
                }
            }
        }
        /// <summary>
        /// Saves current occupancy state level detail.
        /// </summary>
        /// <param name="occupancyStateXmlData">Passes read xml ocupancy state detail.</param>
        /// <param name="DeviceType">Passes device type.</param>
        private static void SaveCurrentOccupancyState(ObixResult <XElement> occupancyStateXmlData, string DeviceType)
        {
            IEnumerable <XNode> occupancyStateLst     = occupancyStateXmlData.Result.Document.DescendantNodes();
            XElement            occupancyStateElement = occupancyStateLst.LastOrDefault() as XElement;

            if (occupancyStateElement != null)
            {
                var deviceDetail = _dbcontext.ObixDevices.Where(y => y.object_instance == (int)DeviceEnum.OccupancyState).FirstOrDefault();
                if (deviceDetail == null)
                {
                    var occupancyStateObj = new ObixDevice
                    {
                        DeviceName = occupancyStateElement.Attribute("displayName").Value,
                        DeviceUrl  = occupancyStateElement.Attribute("href").Value,

                        Value           = occupancyStateElement.Attribute("val").Value,
                        DeviceType      = DeviceType,
                        isActive        = true,
                        DateOfEntry     = DateTime.UtcNow,
                        ValueType       = occupancyStateElement.Name.LocalName,
                        object_instance = (int)DeviceEnum.OccupancyState
                    };

                    _dbcontext.ObixDevices.Add(occupancyStateObj);
                    _dbcontext.SaveChanges();
                }
                else
                {
                    deviceDetail.DeviceName      = occupancyStateElement.Attribute("displayName").Value;
                    deviceDetail.DeviceUrl       = occupancyStateElement.Attribute("href").Value;
                    deviceDetail.Value           = occupancyStateElement.Attribute("val").Value;
                    deviceDetail.DeviceType      = DeviceType;
                    deviceDetail.isActive        = true;
                    deviceDetail.DateOfEntry     = DateTime.UtcNow;
                    deviceDetail.ValueType       = occupancyStateElement.Name.LocalName;
                    deviceDetail.object_instance = (int)DeviceEnum.OccupancyState;
                    _dbcontext.ObixDevices.Attach(deviceDetail);
                    _dbcontext.SaveChanges();
                }
            }
        }