@Override
public void visit(LONative loNative) throws FrontendException{
String scope = DEFAULT_SCOPE;
PONative poNative = new PONative(new OperatorKey(scope, nodeGen
.getNextNodeId(scope)));
poNative.addOriginalLocation(loNative.getAlias(), loNative.getLocation());
poNative.setNativeMRjar(loNative.getNativeMRJar());
poNative.setParams(loNative.getParams());
poNative.setResultType(DataType.BAG);
logToPhyMap.put(loNative, poNative);
currentPlan.add(poNative);
List<Operator> op = loNative.getPlan().getPredecessors(loNative);