init

Common/DTS.Common/Converters/ListToStringConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.Windows.Data;
+
+namespace DTS.Common.Converters
+{
+    [ValueConversion(typeof(List<string>), typeof(string))]
+    public class ListToStringConverter : IValueConverter
+    {
+
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (targetType != typeof(string))
+                throw new InvalidOperationException("The target must be a String");
+
+            return String.Join(", ", ((List<string>)value)?.ToArray() ?? throw new InvalidOperationException());
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}