Iterator<RenderedServicePathHop> hops = rsp.getRenderedServicePathHop().iterator();
RenderedServicePathHop aHop = null;
while (hops.hasNext()) {
aHop = hops.next();
SffName sffName =  aHop.getServiceFunctionForwarder();
<BUG>DpnIdType dpnid = aHop.getAugmentation(RspLogicalSffAugmentation.class).getDpnId();
if (dpnid == null) {</BUG>
continue;
}
ServiceFunctionForwarderStateKey sffKey = new ServiceFunctionForwarderStateKey(

Iterator<RenderedServicePathHop> hops = rsp.getRenderedServicePathHop().iterator();
RenderedServicePathHop aHop = null;
while (hops.hasNext()) {
aHop = hops.next();
SffName sffName =  aHop.getServiceFunctionForwarder();
RspLogicalSffAugmentation lsffAugmentation = aHop.getAugmentation(RspLogicalSffAugmentation.class);
if (lsffAugmentation == null) {
continue;
}
DpnIdType dpnid = lsffAugmentation.getDpnId();
if (dpnid == null) {
continue;
}
ServiceFunctionForwarderStateKey sffKey = new ServiceFunctionForwarderStateKey(
