Code

function onNodeModified(sender, args)
{
	var node = args.getNode();
	var links = node.getAllLinks();
	Array.forEach(links, function (link)
	{
		link.originConnection.chooseBestAnchorPoint(link.getEndPoint())
		link.setStartPoint(link.originConnection.anchorPointDetails.point);
		link.destinationConnection.chooseBestAnchorPoint(link.getStartPoint())
		link.setEndPoint(link.destinationConnection.anchorPointDetails.point);
	});
	node.getParent().routeAllLinks();
}