public static class VariableRowHelper
    {
        private static List<KeyValuePair<string, object>> values;

        public static void init(ConfigParametersDict conf ){
            values = new List<KeyValuePair<string, object>>();
            foreach (var confitem in conf)
            {
                values.Add(new KeyValuePair<string, object>(confitem.Key, confitem.Value));
            }
        }

        public static bool isActive(this VariableRowDouble vrbl){
            return ExpressionEvaluationHelpers.CalculateBoolExpression(vrbl.VariableConfiguration.ActivationCondition, values);

            //Console.WriteLine("Expression result {0}", ExpressionEvaluationHelpers.CalculateBoolExpression(this xin_ana02.VariableConfiguration.ActivationCondition, values));
        }
    }