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Kreta.Core/CustomAttributes/ColumnNameAttribute.cs

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+using System;
+using Kreta.Core.Enum;
+using Kreta.Core.Exceptions;
+
+namespace Kreta.Core.CustomAttributes
+{
+    [AttributeUsage(AttributeTargets.Property)]
+    public class ColumnNameAttribute : Attribute
+    {
+        public string[] ColumnName { get; private set; }
+
+        public ColumnNameAttribute(params string[] columnNames)
+        {
+            if (columnNames == null || columnNames.Length == 0)
+            {
+                throw new BlException(BlExceptionType.ListaNemTartalmazElemet);
+            }
+
+            foreach (string columnName in columnNames)
+            {
+                if (string.IsNullOrWhiteSpace(columnName))
+                {
+                    throw new BlException(BlExceptionType.ValtozoErtekeNemLehetNull);
+                }
+            }
+
+            ColumnName = columnNames;
+        }
+    }
+}