public GraphElementDO GetAllGraphElements(string value)
        {
            GraphElementDO geDO = new GraphElementDO();
            geDO.allNodes = PopulateNoder();
            geDO.allOvergangar = PopulateOvergangar();

            return geDO;
        }
        public GraphElementDO GetAllGraphElements(string value)
        {
            GraphElementDO geDO = new GraphElementDO();

            geDO.allNodes      = PopulateNoder();
            geDO.allOvergangar = PopulateOvergangar();

            return(geDO);
        }