//
// Emcal jet analysis base task.
//
-// Author: S.Aiola
+// Author: S.Aiola, M. Verweij
#include "AliAnalysisTaskEmcalJet.h"
-#include <TChain.h>
#include <TClonesArray.h>
#include <TList.h>
-#include <TObject.h>
#include "AliAnalysisManager.h"
#include "AliCentrality.h"
#include "AliEmcalJet.h"
#include "AliLog.h"
#include "AliRhoParameter.h"
+#include "AliLocalRhoParameter.h"
#include "AliVCluster.h"
#include "AliVEventHandler.h"
#include "AliVParticle.h"
+#include "AliJetContainer.h"
ClassImp(AliAnalysisTaskEmcalJet)
//________________________________________________________________________
AliAnalysisTaskEmcalJet::AliAnalysisTaskEmcalJet() :
AliAnalysisTaskEmcal("AliAnalysisTaskEmcalJet"),
- fJetRadius(0.4),
- fJetsName(),
fRhoName(),
- fPtBiasJetTrack(0),
- fPtBiasJetClus(0),
- fJetPtCut(1),
- fJetAreaCut(-1),
- fPercAreaCut(-1),
- fAreaEmcCut(0),
- fJetMinEta(-0.9),
- fJetMaxEta(0.9),
- fJetMinPhi(-10),
- fJetMaxPhi(10),
- fMaxClusterPt(1000),
- fMaxTrackPt(100),
- fLeadingHadronType(0),
- fNLeadingJets(1),
- fJetBitMap(0),
+ fLocalRhoName(),
+ fJetCollArray(),
fJets(0),
fRho(0),
+ fLocalRho(0),
fRhoVal(0)
{
// Default constructor.
+
+ fJetCollArray.SetOwner(kTRUE);
}
//________________________________________________________________________
AliAnalysisTaskEmcalJet::AliAnalysisTaskEmcalJet(const char *name, Bool_t histo) :
AliAnalysisTaskEmcal(name, histo),
- fJetRadius(0.4),
- fJetsName(),
fRhoName(),
- fPtBiasJetTrack(0),
- fPtBiasJetClus(0),
- fJetPtCut(1),
- fJetAreaCut(-1),
- fPercAreaCut(-1),
- fAreaEmcCut(0),
- fJetMinEta(-0.9),
- fJetMaxEta(0.9),
- fJetMinPhi(-10),
- fJetMaxPhi(10),
- fMaxClusterPt(1000),
- fMaxTrackPt(100),
- fLeadingHadronType(0),
- fNLeadingJets(1),
- fJetBitMap(0),
+ fLocalRhoName(),
+ fJetCollArray(),
fJets(0),
fRho(0),
+ fLocalRho(0),
fRhoVal(0)
{
// Standard constructor.
+
+ fJetCollArray.SetOwner(kTRUE);
}
//________________________________________________________________________
}
//________________________________________________________________________
-Bool_t AliAnalysisTaskEmcalJet::AcceptBiasJet(AliEmcalJet *jet) const
+Bool_t AliAnalysisTaskEmcalJet::AcceptBiasJet(AliEmcalJet *jet, Int_t c)
{
// Accept jet with a bias.
- if (fLeadingHadronType == 0) {
- if (jet->MaxTrackPt() < fPtBiasJetTrack) return kFALSE;
- }
- else if (fLeadingHadronType == 1) {
- if (jet->MaxClusterPt() < fPtBiasJetClus) return kFALSE;
- }
- else {
- if (jet->MaxTrackPt() < fPtBiasJetTrack && jet->MaxClusterPt() < fPtBiasJetClus) return kFALSE;
+ AliJetContainer *cont = GetJetContainer(c);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),c));
+ return 0;
}
- return kTRUE;
+ return cont->AcceptBiasJet(jet);
}
//________________________________________________________________________
}
//________________________________________________________________________
-Double_t AliAnalysisTaskEmcalJet::GetLeadingHadronPt(AliEmcalJet *jet) const
+Double_t AliAnalysisTaskEmcalJet::GetLeadingHadronPt(AliEmcalJet *jet, Int_t c)
{
- if (fLeadingHadronType == 0) // charged leading hadron
- return jet->MaxTrackPt();
- else if (fLeadingHadronType == 1) // neutral leading hadron
- return jet->MaxClusterPt();
- else // charged or neutral
- return jet->MaxPartPt();
+
+ AliJetContainer *cont = GetJetContainer(c);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),c));
+ return 0;
+ }
+
+ return cont->GetLeadingHadronPt(jet);
}
//________________________________________________________________________
-Bool_t AliAnalysisTaskEmcalJet::AcceptJet(AliEmcalJet *jet) const
+Bool_t AliAnalysisTaskEmcalJet::AcceptJet(AliEmcalJet *jet, Int_t c)
{
// Return true if jet is accepted.
if (!jet)
return kFALSE;
- if (jet->TestBits(fJetBitMap) != (Int_t)fJetBitMap)
- return kFALSE;
-
- if (jet->Pt() <= fJetPtCut)
- return kFALSE;
-
- if (jet->Area() <= fJetAreaCut)
- return kFALSE;
-
- if (jet->AreaEmc()<fAreaEmcCut)
- return kFALSE;
-
- if (!AcceptBiasJet(jet))
- return kFALSE;
-
- if (jet->MaxTrackPt() > fMaxTrackPt || jet->MaxClusterPt() > fMaxClusterPt)
- return kFALSE;
-
- Double_t jetPhi = jet->Phi();
- Double_t jetEta = jet->Eta();
-
- if (fJetMinPhi < 0) // if limits are given in (-pi, pi) range
- jetPhi -= TMath::Pi() * 2;
+ AliJetContainer *cont = GetJetContainer(c);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),c));
+ return 0;
+ }
- return (Bool_t)(jetEta > fJetMinEta && jetEta < fJetMaxEta && jetPhi > fJetMinPhi && jetPhi < fJetMaxPhi);
+ return cont->AcceptJet(jet);
}
//________________________________________________________________________
return rho;
}
+//________________________________________________________________________
+AliLocalRhoParameter *AliAnalysisTaskEmcalJet::GetLocalRhoFromEvent(const char *name)
+{
+ // Get local rho from event.
+ AliLocalRhoParameter *rho = 0;
+ TString sname(name);
+ if (!sname.IsNull()) {
+ rho = dynamic_cast<AliLocalRhoParameter*>(InputEvent()->FindListObject(sname));
+ if (!rho) {
+ AliWarning(Form("%s: Could not retrieve local rho with name %s!", GetName(), name));
+ return 0;
+ }
+ }
+ return rho;
+}
+
+
//________________________________________________________________________
void AliAnalysisTaskEmcalJet::ExecOnce()
{
AliAnalysisTaskEmcal::ExecOnce();
- if (fPercAreaCut >= 0) {
- if (fJetAreaCut >= 0)
- AliInfo(Form("%s: jet area cut will be calculated as a percentage of the average area, given value will be overwritten", GetName()));
- fJetAreaCut = fPercAreaCut * fJetRadius * fJetRadius * TMath::Pi();
- }
- if (fJetAreaCut < 0)
- fJetAreaCut = 0;
-
- if (fAnaType == kTPC) {
- SetJetEtaLimits(-0.5, 0.5);
- SetJetPhiLimits(-10, 10);
- }
- else if (fAnaType == kEMCAL && fGeom) {
- SetJetEtaLimits(fGeom->GetArm1EtaMin() + fJetRadius, fGeom->GetArm1EtaMax() - fJetRadius);
- SetJetPhiLimits(fGeom->GetArm1PhiMin() * TMath::DegToRad() + fJetRadius, fGeom->GetArm1PhiMax() * TMath::DegToRad() - fJetRadius);
- }
-
- if (!fRhoName.IsNull() && !fRho) {
+ if (!fRhoName.IsNull() && !fRho) { // get rho from the event
fRho = dynamic_cast<AliRhoParameter*>(InputEvent()->FindListObject(fRhoName));
if (!fRho) {
AliError(Form("%s: Could not retrieve rho %s!", GetName(), fRhoName.Data()));
}
}
- if (!fJetsName.IsNull() && !fJets) {
- fJets = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject(fJetsName));
- if (!fJets) {
- AliError(Form("%s: Could not retrieve jets %s!", GetName(), fJetsName.Data()));
- fInitialized = kFALSE;
- return;
- }
- else if (!fJets->GetClass()->GetBaseClass("AliEmcalJet")) {
- AliError(Form("%s: Collection %s does not contain AliEmcalJet objects!", GetName(), fJetsName.Data()));
- fJets = 0;
+ if (!fLocalRhoName.IsNull() && !fLocalRho) {
+ fLocalRho = dynamic_cast<AliLocalRhoParameter*>(InputEvent()->FindListObject(fLocalRhoName));
+ if (!fLocalRho) {
+ AliError(Form("%s: Could not retrieve local rho %s!", GetName(), fLocalRhoName.Data()));
fInitialized = kFALSE;
return;
}
}
-}
-
-//________________________________________________________________________
-Bool_t AliAnalysisTaskEmcalJet::GetSortedArray(Int_t indexes[], TClonesArray *array, Double_t rho) const
-{
- // Get the leading jets.
-
- static Float_t pt[9999] = {0};
-
- if (!array)
- return 0;
-
- const Int_t n = array->GetEntriesFast();
-
- if (n < 1)
- return kFALSE;
-
- if (array->GetClass()->GetBaseClass("AliEmcalJet")) {
-
- for (Int_t i = 0; i < n; i++) {
- pt[i] = -FLT_MAX;
-
- AliEmcalJet* jet = static_cast<AliEmcalJet*>(array->At(i));
-
- if (!jet) {
- AliError(Form("Could not receive jet %d", i));
- continue;
- }
-
- if (!AcceptJet(jet))
- continue;
-
- pt[i] = jet->Pt() - rho * jet->Area();
- }
+ //Load all requested jet branches - each container knows name already
+ if(fJetCollArray.GetEntriesFast()==0) {
+ AliWarning("There are no jet collections");
+ return;
}
- else if (array->GetClass()->GetBaseClass("AliVTrack")) {
-
- for (Int_t i = 0; i < n; i++) {
-
- pt[i] = -FLT_MAX;
-
- AliVTrack* track = static_cast<AliVTrack*>(array->At(i));
-
- if (!track) {
- AliError(Form("Could not receive track %d", i));
- continue;
- }
-
- if (!AcceptTrack(track))
- continue;
-
- pt[i] = track->Pt();
- }
+ for(Int_t i =0; i<fJetCollArray.GetEntriesFast(); i++) {
+ AliJetContainer *cont = static_cast<AliJetContainer*>(fJetCollArray.At(i));
+ cont->SetRunNumber(InputEvent()->GetRunNumber());
+ cont->SetEMCALGeometry();
+ cont->SetArray(InputEvent());
+ cont->LoadRho(InputEvent());
}
- else if (array->GetClass()->GetBaseClass("AliVCluster")) {
-
- for (Int_t i = 0; i < n; i++) {
-
- pt[i] = -FLT_MAX;
-
- AliVCluster* cluster = static_cast<AliVCluster*>(array->At(i));
-
- if (!cluster) {
- AliError(Form("Could not receive cluster %d", i));
- continue;
- }
-
- if (!AcceptCluster(cluster))
- continue;
-
- TLorentzVector nPart;
- cluster->GetMomentum(nPart, const_cast<Double_t*>(fVertex));
-
- pt[i] = nPart.Pt();
+ //Get Jets, cuts and rho for first jet container
+ AliJetContainer *cont = GetJetContainer(0);
+
+ if (!cont->GetArrayName().IsNull()) {
+ fJets = cont->GetArray();
+ if(!fJets && fJetCollArray.GetEntriesFast()>0) {
+ AliError(Form("%s: Could not retrieve first jet branch!", GetName()));
+ fInitialized = kFALSE;
+ return;
}
}
- TMath::Sort(n, pt, indexes);
-
- if (pt[indexes[0]] == -FLT_MAX)
- return 0;
-
- return kTRUE;
+ if (!fRho) { // if rho name is not provided, tries to use the rho object of the first jet branch
+ fRhoName = cont->GetRhoName();
+ fRho = cont->GetRhoParameter();
+ }
}
//________________________________________________________________________
return kTRUE;
}
+
+//________________________________________________________________________
+AliJetContainer* AliAnalysisTaskEmcalJet::AddJetContainer(const char *n, TString defaultCutType, Float_t jetRadius) {
+
+ // Add particle container
+ // will be called in AddTask macro
+
+ TString tmp = TString(n);
+ if(tmp.IsNull()) return 0;
+
+ AliJetContainer *cont = 0x0;
+ cont = new AliJetContainer();
+ cont->SetArrayName(n);
+ cont->SetJetRadius(jetRadius);
+
+ defaultCutType.ToUpper();
+
+ if(!defaultCutType.IsNull() && !defaultCutType.EqualTo("USER")) {
+ if(defaultCutType.EqualTo("TPC"))
+ cont->SetJetAcceptanceType(AliJetContainer::kTPC);
+ else if(defaultCutType.EqualTo("EMCAL"))
+ cont->SetJetAcceptanceType(AliJetContainer::kEMCAL);
+ else
+ AliWarning(Form("%s: default cut type %s not recognized. Not setting cuts.",GetName(),defaultCutType.Data()));
+ } else
+ cont->SetJetAcceptanceType(AliJetContainer::kUser);
+
+ fJetCollArray.Add(cont);
+
+ return cont;
+}
+
+//________________________________________________________________________
+AliJetContainer* AliAnalysisTaskEmcalJet::GetJetContainer(Int_t i) const{
+ // Get i^th jet container
+
+ if(i<0 || i>=fJetCollArray.GetEntriesFast()) return 0;
+ AliJetContainer *cont = static_cast<AliJetContainer*>(fJetCollArray.At(i));
+ return cont;
+}
+
+//________________________________________________________________________
+AliJetContainer* AliAnalysisTaskEmcalJet::GetJetContainer(const char* name) const{
+ // Get the jet container with name
+
+ AliJetContainer *cont = static_cast<AliJetContainer*>(fJetCollArray.FindObject(name));
+ return cont;
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetAcceptanceType(UInt_t t, Int_t c)
+{
+ // Set acceptance cuts
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) {
+ cont->SetJetAcceptanceType((AliJetContainer::JetAcceptanceType)t);
+ }
+ else {
+ AliError(Form("%s in SetJetAcceptanceType(...): container %d not found!",GetName(),c));
+ }
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetAcceptanceType(TString cutType, Int_t c) {
+ //set acceptance cuts
+
+ AliJetContainer *cont = GetJetContainer(c);
+ if (!cont) {
+ AliError(Form("%s in SetJetAcceptanceType(...): container %d not found",GetName(),c));
+ return;
+ }
+
+ cutType.ToUpper();
+
+ if(!cutType.IsNull() && !cutType.EqualTo("USER")) {
+ if(cutType.EqualTo("TPC"))
+ cont->SetJetAcceptanceType(AliJetContainer::kTPC);
+ else if(cutType.EqualTo("EMCAL"))
+ cont->SetJetAcceptanceType(AliJetContainer::kEMCAL);
+ else
+ AliWarning(Form("%s: default cut type %s not recognized. Not setting cuts.",GetName(),cutType.Data()));
+ } else
+ cont->SetJetAcceptanceType(AliJetContainer::kUser);
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetRhoName(const char *n, Int_t c)
+{
+ if (c >= 0) {
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetRhoName(n);
+ else AliError(Form("%s in SetRhoName(...): container %d not found",GetName(),c));
+ }
+ else {
+ fRhoName = n;
+ }
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetEtaLimits(Float_t min, Float_t max, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetEtaLimits(min,max);
+ else AliError(Form("%s in SetJetEtaLimits(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetPhiLimits(Float_t min, Float_t max, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetPhiLimits(min,max);
+ else AliError(Form("%s in SetJetPhiLimits(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetAreaCut(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetAreaCut(cut);
+ else AliError(Form("%s in SetJetAreaCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetPercAreaCut(Float_t p, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetPercAreaCut(p);
+ else AliError(Form("%s in SetPercAreaCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetZLeadingCut(Float_t zemc, Float_t zch, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetZLeadingCut(zemc,zch);
+ else AliError(Form("%s in SetZLeadingCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetNEFCut(Float_t min, Float_t max, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetNEFCut(min,max);
+ else AliError(Form("%s in SetNEFCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetAreaEmcCut(Double_t a, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetAreaEmcCut(a);
+ else AliError(Form("%s in SetAreaEmcCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetPtCut(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetPtCut(cut);
+ else AliError(Form("%s in SetJetPtCut(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetRadius(Float_t r, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetRadius(r);
+ else AliError(Form("%s in SetJetRadius(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetMaxClusterPt(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetMaxClusterPt(cut);
+ else AliError(Form("%s in SetMaxClusterPt(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetMaxTrackPt(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetMaxTrackPt(cut);
+ else AliError(Form("%s in SetMaxTrackPt(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetPtBiasJetClus(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetPtBiasJetClus(cut);
+ else AliError(Form("%s in SetPtBiasJetClus(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetPtBiasJetTrack(Float_t cut, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetPtBiasJetTrack(cut);
+ else AliError(Form("%s in SetPtBiasJetTrack(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetLeadingHadronType(Int_t t, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetLeadingHadronType(t);
+ else AliError(Form("%s in SetLeadingHadronType(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetNLeadingJets(Int_t t, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetNLeadingJets(t);
+ else AliError(Form("%s in SetNLeadingJets(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetJetBitMap(UInt_t m, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetJetBitMap(m);
+ else AliError(Form("%s in SetJetBitMap(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+void AliAnalysisTaskEmcalJet::SetIsParticleLevel(Bool_t b, Int_t c)
+{
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) cont->SetIsParticleLevel(b);
+ else AliError(Form("%s in SetIsParticleLevel(...): container %d not found",GetName(),c));
+}
+
+//________________________________________________________________________
+const TString& AliAnalysisTaskEmcalJet::GetRhoName(Int_t c) const
+{
+ if (c >= 0) {
+ AliJetContainer *cont = GetJetContainer(c);
+ if (cont) return cont->GetRhoName();
+ else { AliError(Form("%s in GetRhoName(...): container %d not found. Returning fRhoName...",GetName(),c)); return fRhoName; }
+ }
+ else {
+ return fRhoName;
+ }
+}
+
+//________________________________________________________________________
+TClonesArray* AliAnalysisTaskEmcalJet::GetJetArray(Int_t i) const {
+ // Get i^th TClonesArray with AliEmcalJet
+
+ AliJetContainer *cont = GetJetContainer(i);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),i));
+ return 0;
+ }
+ return cont->GetArray();
+}
+
+//________________________________________________________________________
+Double_t AliAnalysisTaskEmcalJet::GetJetRadius(Int_t i) const {
+ // Get jet radius from jet container i
+
+ AliJetContainer *cont = GetJetContainer(i);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),i));
+ return 0;
+ }
+
+ return cont->GetJetRadius();
+}
+
+//________________________________________________________________________
+AliEmcalJet* AliAnalysisTaskEmcalJet::GetJetFromArray(Int_t j, Int_t c) const {
+ // Get jet j if accepted from container c
+ // If jet not accepted return 0
+
+ AliJetContainer *cont = GetJetContainer(c);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),c));
+ return 0;
+ }
+ AliEmcalJet *jet = cont->GetJet(j);
+
+ return jet;
+}
+
+//________________________________________________________________________
+AliEmcalJet* AliAnalysisTaskEmcalJet::GetAcceptJetFromArray(Int_t j, Int_t c) const {
+ // Get jet j if accepted from container c
+ // If jet not accepted return 0
+
+ AliJetContainer *cont = GetJetContainer(c);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),c));
+ return 0;
+ }
+ AliEmcalJet *jet = cont->GetAcceptJet(j);
+
+ return jet;
+}
+
+//________________________________________________________________________
+Int_t AliAnalysisTaskEmcalJet::GetNJets(Int_t i) const {
+ // Get number of entries in jet array i
+
+ AliJetContainer *cont = GetJetContainer(i);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),i));
+ return 0;
+ }
+ return cont->GetNJets();
+
+}
+
+//________________________________________________________________________
+Double_t AliAnalysisTaskEmcalJet::GetRhoVal(Int_t i) const {
+ // Get rho corresponding to jet array i
+
+ AliJetContainer *cont = GetJetContainer(i);
+ if(!cont) {
+ AliError(Form("%s:Container %d not found",GetName(),i));
+ return 0;
+ }
+ return cont->GetRhoVal();
+}