- Int_t ndi = fDiJets->GetEntriesFast();
- TClonesArray &lref = *fDiJets;
- new(lref[ndi]) AliAODDiJet(v);
- AliAODDiJet* dijet = (AliAODDiJet*) (fDiJets->At(ndi));
- dijet->SetJetRefs(jet1, jet2);
+ if (fDiJets) {
+ Int_t ndi = fDiJets->GetEntriesFast();
+ TClonesArray &lref = *fDiJets;
+ new(lref[ndi]) AliAODDiJet(v);
+ AliAODDiJet* dijet = (AliAODDiJet*) (fDiJets->At(ndi));
+ dijet->SetJetRefs(jet1, jet2);
+ fH1DeltaPhi->Fill(dijet->DeltaPhi());
+ fH1PhiImbal->Fill(dijet->PhiImbalance());