return l;
}
@Override
protected DotPOPrinter makeDumper(PhysicalPlan plan, PrintStream ps) {
DotPOPrinter printer = new DotPOPrinter(plan, ps, true,
mSubgraphs,
mMultiInputSubgraphs,
mMultiOutputSubgraphs);
printer.setVerbose(isVerboseNesting);
return printer;
}