private static ValuePort GetValueInput(FlowNode node, LinkedPort str)
 {
     if (node == null)
     {
         return(null);
     }
     return(node.GetValueInput(str.port));
 }
        private static FlowOutput GetFlowOutput(FlowNode node, LinkedPort str)
        {
            if (node == null)
            {
                return(null);
            }
            var output = node.GetFlowOutput(str.port);

            return(output);
        }
        private static ValuePort GetTargetValueOutput(Dictionary <string, FlowNode> flowNodes, LinkedPort str)
        {
            FlowNode node;

            flowNodes.TryGetValue(str.targetNodeId, out node);
            if (node == null)
            {
                return(null);
            }
            var output = node.GetValueOutput(str.targetPort);

            return(output);
        }
        private static FlowInput GetTargetFlowInput(Dictionary <string, FlowNode> flowNodes, LinkedPort str)
        {
            FlowNode node;

            flowNodes.TryGetValue(str.targetNodeId, out node);
            if (node == null)
            {
                return(null);
            }
            return(node.GetFlowInput(str.targetPort));
        }