--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Demo/WinForms/ObjectModel/BizEntity.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,32 @@
+using System;
+
+using BLToolkit.DataAccess;
+using BLToolkit.EditableObjects;
+using BLToolkit.Mapping;
+using BLToolkit.Reflection;
+
+namespace BLToolkit.Demo.ObjectModel
+{
+	public abstract class BizEntity : EditableObject
+	{
+		[PrimaryKey(0), NonUpdatable]
+		public abstract int ID { get; protected internal set; }
+
+		public virtual BizEntity CopyTo(BizEntity obj)
+		{
+			Map.ObjectToObject(this, obj);
+
+			return obj;
+		}
+
+		public virtual BizEntity Clone()
+		{
+			BizEntity obj = (BizEntity)TypeAccessor.CreateInstanceEx(GetType());
+
+			CopyTo(obj);
+			obj.AcceptChanges();
+
+			return obj;
+		}
+	}
+}