facade.setIgnoresUnconnectedCells(false);
JGraphHierarchicalLayout layout = new JGraphHierarchicalLayout();
layout.setOrientation(SwingConstants.WEST);
layout.setIntraCellSpacing(70.0);
layout.setLayoutFromSinks(false);
layout.run(facade);
Map nested = facade.createNestedMap(true, true);
if (nested != null) {
this.hideDummyNodes(nested);
this.addGroups(state.getGraphs(), nested, state);
this.ensureNoOverlap(nested, state);