make a clone of the original jet to preserve reference to the origina…

…l object it was derived from
cms-sw · Jul 31, 2016 · 874a937 · 874a937
1 parent 6f0c884
commit 874a937
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/PhysicsTools/PatAlgos/plugins/PATJetUpdater.cc b/PhysicsTools/PatAlgos/plugins/PATJetUpdater.cc
@@ -123,11 +123,11 @@ void PATJetUpdater::produce(edm::Event & iEvent, const edm::EventSetup & iSetup)
 
   for (edm::View<reco::Jet>::const_iterator itJet = jets->begin(); itJet != jets->end(); itJet++) {
 
-    // construct the Jet from the ref -> save ref to original object
+    // clone the input Jet to save ref to the original jet it was derived from
     unsigned int idx = itJet - jets->begin();
     edm::RefToBase<reco::Jet> jetRef = jets->refAt(idx);
-    edm::Ptr<reco::Jet> jetPtr = jets->ptrAt(idx);
-    Jet ajet( edm::RefToBase<Jet>(jetRef.castTo<JetRef>()) );
+    const Jet * origJet = dynamic_cast<const Jet *>( jetRef.get() );
+    Jet ajet( *origJet );
 
     if (addJetCorrFactors_) {
       // undo previous jet energy corrections