From b62b5661e5aa3121a40c6b2ee7fa2dc3ddad4128 Mon Sep 17 00:00:00 2001
From: Chris Cameron <chris.cameron@wedoresi.com>
Date: Fri, 16 Feb 2018 14:39:43 -0500
Subject: [PATCH] Util method to cache a Type for JSON serialization

---
 ICD.Common.Utils/Json/JsonUtils.cs  | 12 ++++++++++--
 ICD.Common.Utils/ReflectionUtils.cs | 20 ++++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/ICD.Common.Utils/Json/JsonUtils.cs b/ICD.Common.Utils/Json/JsonUtils.cs
index 2e0a46b..4b49dfe 100644
--- a/ICD.Common.Utils/Json/JsonUtils.cs
+++ b/ICD.Common.Utils/Json/JsonUtils.cs
@@ -29,8 +29,16 @@ namespace ICD.Common.Utils.Json
 		public static void CacheType<T>()
 			where T : new()
 		{
-			string serialized = JsonConvert.SerializeObject(ReflectionUtils.CreateInstance<T>());
-			JsonConvert.DeserializeObject<T>(serialized);
+			CacheType(typeof(T));
+		}
+
+		/// <summary>
+		/// Forces Newtonsoft to cache the given type for faster subsequent usage.
+		/// </summary>
+		public static void CacheType(Type type)
+		{
+			string serialized = JsonConvert.SerializeObject(ReflectionUtils.CreateInstance(type));
+			JsonConvert.DeserializeObject(serialized, type);
 		}
 
 		/// <summary>
diff --git a/ICD.Common.Utils/ReflectionUtils.cs b/ICD.Common.Utils/ReflectionUtils.cs
index 0aaeab0..2cd7c36 100644
--- a/ICD.Common.Utils/ReflectionUtils.cs
+++ b/ICD.Common.Utils/ReflectionUtils.cs
@@ -210,6 +210,26 @@ namespace ICD.Common.Utils
 				       : null;
 		}
 
+		/// <summary>
+		/// Returns true if the given type has a public parameterless constructor.
+		/// </summary>
+		/// <param name="type"></param>
+		/// <returns></returns>
+		public static bool HasPublicParameterlessConstructor(Type type)
+		{
+			if (type == null)
+				throw new ArgumentNullException("type");
+
+			const BindingFlags binding = BindingFlags.Instance | BindingFlags.Public;
+
+#if SIMPLSHARP
+			return ((CType)type).GetConstructor(binding, null, new CType[0], null)
+#else
+			return type.GetConstructor(binding, null, new Type[0], null) 
+#endif
+			       != null;
+		}
+
 		/// <summary>
 		/// Creates an instance of the given type, calling the default constructor.
 		/// </summary>