From f1c89018ed906dd59e6bc0266d11355a0e9e046a Mon Sep 17 00:00:00 2001
From: Simon G <simon.gockner@gmail.com>
Date: Fri, 13 Nov 2020 16:57:46 +0100
Subject: [PATCH] - add invalid and missing key exception

---
 GBase/Exceptions/InvalidKeyException.cs       | 17 +++++++++++++++++
 GBase/Exceptions/MissingKeyColumnException.cs | 17 +++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 GBase/Exceptions/InvalidKeyException.cs
 create mode 100644 GBase/Exceptions/MissingKeyColumnException.cs

diff --git a/GBase/Exceptions/InvalidKeyException.cs b/GBase/Exceptions/InvalidKeyException.cs
new file mode 100644
index 0000000..c6180e1
--- /dev/null
+++ b/GBase/Exceptions/InvalidKeyException.cs
@@ -0,0 +1,17 @@
+// Author: Gockner, Simon
+// Created: 2020-11-13
+// Copyright(c) 2020 SimonG. All Rights Reserved.
+
+using System;
+
+namespace GBase.Exceptions
+{
+    public class InvalidKeyException : Exception
+    {
+        public InvalidKeyException(string message)
+            : base(message)
+        {
+            
+        }
+    }
+}
\ No newline at end of file
diff --git a/GBase/Exceptions/MissingKeyColumnException.cs b/GBase/Exceptions/MissingKeyColumnException.cs
new file mode 100644
index 0000000..eddac6d
--- /dev/null
+++ b/GBase/Exceptions/MissingKeyColumnException.cs
@@ -0,0 +1,17 @@
+// Author: Gockner, Simon
+// Created: 2020-11-13
+// Copyright(c) 2020 SimonG. All Rights Reserved.
+
+using System;
+
+namespace GBase.Exceptions
+{
+    public class MissingKeyColumnException<T> : Exception
+    {
+        public MissingKeyColumnException()
+            : base($"Type {typeof(T)} is missing a key column.")
+        {
+            
+        }
+    }
+}
\ No newline at end of file