friends caching

small improvements

main/Libs/WPImageCaching/SerializationHelper.cs

@@ -0,0 +1,21 @@
+using Newtonsoft.Json;
+
+namespace WPImageCaching
+{
+    public static class SerializationHelper
+    {
+        public static T Deserialize<T>(string serialized)
+        {
+            if (string.IsNullOrEmpty(serialized))
+                return default(T);
+
+            return JsonConvert.DeserializeObject<T>(serialized);
+        }
+
+        public static string Serialize<T>(T obj)
+        {
+            return JsonConvert.SerializeObject(obj);
+        }
+
+    }
+}