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DataPRO/Modules/DatabaseImporter/DatabaseImport/.svn/pristine/73/7371f133ea965ee46b79309bdc8be89fec4cf496.svn-base

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+using System;
+using System.Linq;
+
+namespace DatabaseImport
+{
+    public class DASHardwareList //: BasePropertyChanged
+    {
+        private static DASHardwareList _list;
+
+        public static DASHardwareList GetList()
+        {
+            if (null != _list) return _list;
+            _list = new DASHardwareList();
+            //_list.PopulateHardware();
+
+            return _list;
+        }
+
+        public void ReloadAll()
+        {
+            //_list = new DASHardwareList();
+            //_list.PopulateHardware();
+        }
+        private ICachedContainer _cachedHardware = null;
+
+        public DASHardware GetHardware(string id, bool bUseCache = true)
+        {
+            return GetHardware(id, true, out var bNotUsed, bUseCache);
+        }
+
+        public DASHardware GetHardware(string id, bool bThrowExceptionIfChanged, out bool changed, bool bUseCache = true)
+        {
+            if (null != _cachedHardware && bUseCache)
+            {
+                var tokens = id.Split('_');
+                var h = _cachedHardware.GetCachedHardware(tokens[0]);
+                if (null != h)
+                {
+                    changed = false;
+                    return h;
+                }
+            }
+            var hardware = Hardware.GetAllDAS(id, null);
+            changed = false;
+            if (null != hardware && hardware.Any())
+            {
+                return new DASHardware(hardware[0]);
+            }
+            return null;
+            /*if (_hardware.ContainsKey(id))
+            {
+                return _hardware[id];
+            }
+            var matchingSerial = from h in _hardware where h.Value.SerialNumber == id select h.Value;
+            var dasHardwares = matchingSerial as DASHardware[] ?? matchingSerial.ToArray();
+            if (dasHardwares.Any())
+            {
+                return dasHardwares.First();
+            }
+            //check to see if the type changed?
+            var index = id.IndexOf('_');
+            if (index >= 0)
+            {
+                id = id.Substring(0, index);
+            }
+            var match2 = from h in _hardware where h.Value.SerialNumber == id select h.Value;
+
+            if (match2.Any())
+            {
+                if (bThrowExceptionIfChanged)
+                {
+                    throw new HardwareTypeChangedException();
+                }
+                changed = true;
+            }return null;*/
+
+        }
+
+        public class HardwareTypeChangedException : Exception
+        {
+        }
+    }
+}