// Author: Markus Oldenburg, CERN
//-------------------------------------------------------------------------
+#include <TROOT.h>
#include <TTree.h>
-
+#include <TFolder.h>
+#include <TFriendElement.h>
+#include <TProcessID.h>
+#include <TCollection.h>
+#include "Riostream.h"
#include "AliAODEvent.h"
#include "AliAODHeader.h"
#include "AliAODTrack.h"
"tracks",
"vertices",
"v0s",
+ "cascades",
"tracklets",
"jets",
"emcalCells",
"caloClusters",
"fmdClusters",
"pmdClusters"
+
};
//______________________________________________________________________________
AliAODEvent::AliAODEvent() :
AliVEvent(),
fAODObjects(new TList()),
+ fAODFolder(0),
+ fConnected(kFALSE),
fHeader(0),
fTracks(0),
fVertices(0),
fV0s(0),
+ fCascades(0),
fTracklets(0),
fJets(0),
fEmcalCells(0),
// default constructor
}
+//______________________________________________________________________________
+AliAODEvent::AliAODEvent(const AliAODEvent& aod):
+ AliVEvent(aod),
+ fAODObjects(new TList()),
+ fAODFolder(new TFolder()),
+ fConnected(kFALSE),
+ fHeader(new AliAODHeader(*aod.fHeader)),
+ fTracks(new TClonesArray(*aod.fTracks)),
+ fVertices(new TClonesArray(*aod.fVertices)),
+ fV0s(new TClonesArray(*aod.fV0s)),
+ fCascades(new TClonesArray(*aod.fCascades)),
+ fTracklets(new AliAODTracklets(*aod.fTracklets)),
+ fJets(new TClonesArray(*aod.fJets)),
+ fEmcalCells(new AliAODCaloCells(*aod.fEmcalCells)),
+ fPhosCells(new AliAODCaloCells(*aod.fPhosCells)),
+ fCaloClusters(new TClonesArray(*aod.fCaloClusters)),
+ fFmdClusters(new TClonesArray(*aod.fFmdClusters)),
+ fPmdClusters(new TClonesArray(*aod.fPmdClusters))
+{
+ // Copy constructor
+ AddObject(fHeader);
+ AddObject(fTracks);
+ AddObject(fVertices);
+ AddObject(fV0s);
+ AddObject(fCascades);
+ AddObject(fTracklets);
+ AddObject(fJets);
+ AddObject(fEmcalCells);
+ AddObject(fPhosCells);
+ AddObject(fCaloClusters);
+ AddObject(fFmdClusters);
+ AddObject(fPmdClusters);
+ fConnected = aod.fConnected;
+ GetStdContent();
+ CreateStdFolders();
+}
+
+//______________________________________________________________________________
+AliAODEvent & AliAODEvent::operator=(const AliAODEvent& aod) {
+
+ // Assignment operator
+
+ if(&aod == this) return *this;
+ AliVEvent::operator=(aod);
+
+ // This assumes that the list is already created
+ // and that the virtual void Copy(Tobject&) function
+ // is correctly implemented in the derived class
+ // otherwise only TObject::Copy() will be used
+
+ if((fAODObjects->GetSize()==0)&&(aod.fAODObjects->GetSize()>=kAODListN)){
+ // We cover the case that we do not yet have the
+ // standard content but the source has it
+ CreateStdContent();
+ }
+
+ // Here we have the standard content without user additions, but the content is
+ // not matching the aod source.
+
+ // Iterate the list of source objects
+ TIter next(aod.GetList());
+ TObject *its = 0;
+ TString name;
+ while ((its = next())) {
+ name = its->GetName();
+ // Check if we have this object type in out list
+ TObject *mine = fAODObjects->FindObject(name);
+ if(!mine) {
+ // We have to create the same type of object.
+ TClass* pClass=TClass::GetClass(its->ClassName());
+ if (!pClass) {
+ AliWarning(Form("Can not find class description for entry %s (%s)\n",
+ its->ClassName(), name.Data()));
+ continue;
+ }
+ mine=(TObject*)pClass->New();
+ if(!mine){
+ // not in this: can be added to list
+ AliWarning(Form("%s:%d Could not find %s for copying \n",
+ (char*)__FILE__,__LINE__,name.Data()));
+ continue;
+ }
+ if(mine->InheritsFrom("TNamed")) {
+ ((TNamed*)mine)->SetName(name);
+ } else if(mine->InheritsFrom("TCollection")){
+ if(mine->InheritsFrom("TClonesArray")) {
+ TClonesArray *itscl = dynamic_cast<TClonesArray*>(its);
+ if (!itscl) {
+ AliWarning(Form("Class description for entry %s (%s) not TClonesArray\n",
+ its->ClassName(), name.Data()));
+ continue;
+
+ }
+ dynamic_cast<TClonesArray*>(mine)->SetClass(itscl->GetClass(), itscl->GetSize());
+ }
+ dynamic_cast<TCollection*>(mine)->SetName(name);
+ }
+ AliDebug(1, Form("adding object %s of type %s", mine->GetName(), mine->ClassName()));
+ AddObject(mine);
+ }
+ // Now we have an object of the same type and name, but different content.
+ if(!its->InheritsFrom("TCollection")){
+ // simple objects (do they have a Copy method that calls operator= ?)
+ its->Copy(*mine);
+ } else if (its->InheritsFrom("TClonesArray")) {
+ // Create or expand the tclonesarray pointers
+ // so we can directly copy to the object
+ TClonesArray *its_tca = (TClonesArray*)its;
+ TClonesArray *mine_tca = (TClonesArray*)mine;
+ // this leaves the capacity of the TClonesArray the same
+ // except for a factor of 2 increase when size > capacity
+ // does not release any memory occupied by the tca
+ Int_t its_entries = its_tca->GetEntriesFast();
+ mine_tca->ExpandCreate(its_entries);
+ for(int i=0; i<its_entries; i++){
+ // copy
+ TObject *mine_tca_obj = mine_tca->At(i);
+ TObject *its_tca_obj = its_tca->At(i);
+ // no need to delete first
+ // pointers within the class should be handled by Copy()...
+ // Can there be Empty slots?
+ its_tca_obj->Copy(*mine_tca_obj);
+ }
+ } else {
+ AliWarning(Form("%s:%d cannot copy TCollection \n",
+ (char*)__FILE__,__LINE__));
+ }
+ }
+ fConnected = aod.fConnected;
+ return *this;
+}
+
+
//______________________________________________________________________________
AliAODEvent::~AliAODEvent()
{
// destructor
- delete fAODObjects;
+ if(fAODObjects&&!fConnected)
+ {
+ delete fAODObjects;
+ fAODObjects = 0;
+ }
+
+ delete fAODFolder;
}
//______________________________________________________________________________
AddObject(new TClonesArray("AliAODTrack", 0));
AddObject(new TClonesArray("AliAODVertex", 0));
AddObject(new TClonesArray("AliAODv0", 0));
+ AddObject(new TClonesArray("AliAODcascade", 0));
AddObject(new AliAODTracklets());
AddObject(new TClonesArray("AliAODJet", 0));
AddObject(new AliAODCaloCells());
// read back pointers
GetStdContent();
-
+ CreateStdFolders();
return;
}
+void AliAODEvent::MakeEntriesReferencable()
+{
+ // Make all entries referencable in a subsequent process
+ //
+ TIter next(fAODObjects);
+ TObject* obj;
+ while ((obj = next()))
+ {
+ if(obj->InheritsFrom("TCollection"))
+ {
+ AssignIDtoCollection((TCollection*)obj);
+ }
+ }
+}
+
//______________________________________________________________________________
void AliAODEvent::SetStdNames()
{
}
}
+void AliAODEvent::CreateStdFolders()
+{
+ // Create the standard folder structure
+ fAODFolder = gROOT->GetRootFolder()->AddFolder("AOD", "AOD");
+ if(fAODObjects->GetEntries()==kAODListN){
+ for(int i = 0;i < fAODObjects->GetEntries();i++){
+ TObject *fObj = fAODObjects->At(i);
+ if(fObj->InheritsFrom("TClonesArray")){
+ fAODFolder->AddFolder(fAODListName[i], fAODListName[i], (TCollection*) fObj);
+ } else {
+ fAODFolder->AddFolder(fAODListName[i], fAODListName[i], 0);
+ }
+ }
+ }
+ else{
+ printf("%s:%d CreateStdFolders() Wrong number of Std Entries \n",(char*)__FILE__,__LINE__);
+ }
+}
+
//______________________________________________________________________________
void AliAODEvent::GetStdContent()
{
fTracks = (TClonesArray*)fAODObjects->FindObject("tracks");
fVertices = (TClonesArray*)fAODObjects->FindObject("vertices");
fV0s = (TClonesArray*)fAODObjects->FindObject("v0s");
+ fCascades = (TClonesArray*)fAODObjects->FindObject("cascades");
fTracklets = (AliAODTracklets*)fAODObjects->FindObject("tracklets");
fJets = (TClonesArray*)fAODObjects->FindObject("jets");
fEmcalCells = (AliAODCaloCells*)fAODObjects->FindObject("emcalCells");
//______________________________________________________________________________
void AliAODEvent::ResetStd(Int_t trkArrSize,
Int_t vtxArrSize,
- Int_t v0ArrSize,
+ Int_t v0ArrSize,
+ Int_t cascadeArrSize,
Int_t jetSize,
Int_t caloClusSize,
Int_t fmdClusSize,
- Int_t pmdClusSize)
+ Int_t pmdClusSize
+ )
{
// deletes content of standard arrays and resets size
-
+
fTracks->Delete();
if (trkArrSize > fTracks->GetSize())
fTracks->Expand(trkArrSize);
fVertices->Delete();
if (vtxArrSize > fVertices->GetSize())
fVertices->Expand(vtxArrSize);
-
+
fV0s->Delete();
if (v0ArrSize > fV0s->GetSize())
fV0s->Expand(v0ArrSize);
-
+
+ fCascades->Delete();
+ if (cascadeArrSize > fCascades->GetSize())
+ fCascades->Expand(cascadeArrSize);
+
fJets->Delete();
- if (jetSize > fJets->GetSize())
+ if (jetSize > fJets->GetSize())
fJets->Expand(jetSize);
fCaloClusters->Delete();
void AliAODEvent::ClearStd()
{
// clears the standard arrays
- fTracks ->Clear();
- fVertices ->Clear();
- fV0s ->Clear();
+ fHeader ->RemoveQTheta();
+ fTracks ->Delete();
+ fVertices ->Delete();
+ fV0s ->Delete();
+ fCascades ->Delete();
fTracklets ->DeleteContainer();
fJets ->Delete();
fEmcalCells ->DeleteContainer();
fPhosCells ->DeleteContainer();
- fCaloClusters ->Clear();
+ fCaloClusters ->Delete();
fFmdClusters ->Clear();
fPmdClusters ->Clear();
}
+//_________________________________________________________________
+Int_t AliAODEvent::GetPHOSClusters(TRefArray *clusters) const
+{
+ // fills the provided TRefArray with all found phos clusters
+
+ clusters->Clear();
+
+ AliAODCaloCluster *cl = 0;
+ Bool_t first = kTRUE;
+ for (Int_t i = 0; i < GetNCaloClusters() ; i++) {
+ if ( (cl = GetCaloCluster(i)) ) {
+ if (cl->IsPHOSCluster()){
+ if(first) {
+ new (clusters) TRefArray(TProcessID::GetProcessWithUID(cl));
+ first=kFALSE;
+ }
+ clusters->Add(cl);
+ //printf("IsPHOS cluster %d, E %2.3f Size: %d \n",i,cl->E(),clusters->GetEntriesFast());
+ }
+ }
+ }
+ return clusters->GetEntriesFast();
+}
+
+//_________________________________________________________________
+Int_t AliAODEvent::GetEMCALClusters(TRefArray *clusters) const
+{
+ // fills the provided TRefArray with all found emcal clusters
+
+ clusters->Clear();
+ AliAODCaloCluster *cl = 0;
+ Bool_t first = kTRUE;
+ for (Int_t i = 0; i < GetNCaloClusters(); i++) {
+ if ( (cl = GetCaloCluster(i)) ) {
+ if (cl->IsEMCALCluster()){
+ if(first) {
+ new (clusters) TRefArray(TProcessID::GetProcessWithUID(cl));
+ first=kFALSE;
+ }
+ clusters->Add(cl);
+ //printf("IsEMCal cluster %d, E %2.3f Size: %d \n",i,cl->E(),clusters->GetEntriesFast());
+ }
+ }
+ }
+ return clusters->GetEntriesFast();
+}
+
+
//______________________________________________________________________________
Int_t AliAODEvent::GetMuonTracks(TRefArray *muonTracks) const
{
}
-void AliAODEvent::ReadFromTree(TTree *tree)
+void AliAODEvent::ReadFromTree(TTree *tree, Option_t* opt /*= ""*/)
{
- // connects aod event to tree
+ // Connects aod event to tree
if(!tree){
Printf("%s %d AliAODEvent::ReadFromTree() Zero Pointer to Tree \n",(char*)__FILE__,__LINE__);
if(aodEvent){
// Check if already connected to tree
TList* connectedList = (TList*) (tree->GetUserInfo()->FindObject("AODObjectsConnectedToTree"));
- if (connectedList) {
- // If connected use the connected list if objects
- fAODObjects->Delete();
- fAODObjects = connectedList;
- GetStdContent();
- return;
- }
+ if (connectedList && (strcmp(opt, "reconnect"))) {
+ // If connected use the connected list of objects
+ fAODObjects->Delete();
+ fAODObjects = connectedList;
+ GetStdContent();
+ fConnected = kTRUE;
+ return;
+ }
// Connect to tree
// prevent a memory leak when reading back the TList
- delete fAODObjects;
- fAODObjects = 0;
+ // if (!(strcmp(opt, "reconnect"))) fAODObjects->Delete();
+
// create a new TList from the UserInfo TList...
// copy constructor does not work...
fAODObjects = (TList*)(aodEvent->GetList()->Clone());
- fAODObjects->SetOwner(kFALSE);
+ fAODObjects->SetOwner(kTRUE);
if(fAODObjects->GetEntries()<kAODListN){
printf("%s %d AliAODEvent::ReadFromTree() TList contains less than the standard contents %d < %d \n",
(char*)__FILE__,__LINE__,fAODObjects->GetEntries(),kAODListN);
}
- // set the branch addresses
+ //
+ // Let's find out whether we have friends
+ TList* friendL = tree->GetTree()->GetListOfFriends();
+ if (friendL)
+ {
+ TIter next(friendL);
+ TFriendElement* fe;
+ while ((fe = (TFriendElement*)next())){
+ aodEvent = (AliAODEvent*)(fe->GetTree()->GetUserInfo()->FindObject("AliAODEvent"));
+ if (!aodEvent) {
+ printf("No UserInfo on tree \n");
+ } else {
+
+ TList* objL = (TList*)(aodEvent->GetList()->Clone());
+ printf("Get list of object from tree %d !!\n", objL->GetEntries());
+ TIter nextobject(objL);
+ TObject* obj = 0;
+ while((obj = nextobject()))
+ {
+ printf("Adding object from friend %s !\n", obj->GetName());
+ fAODObjects->Add(obj);
+ } // object "branch" loop
+ } // has userinfo
+ } // friend loop
+ } // has friends
+
+
+// set the branch addresses
TIter next(fAODObjects);
TNamed *el;
while((el=(TNamed*)next())){
TString bname(el->GetName());
// check if branch exists under this Name
- TBranch *br = tree->GetBranch(bname.Data());
+ TBranch *br = tree->GetTree()->GetBranch(bname.Data());
if(br){
tree->SetBranchAddress(bname.Data(),fAODObjects->GetObjectRef(el));
- }
- else{
- br = tree->GetBranch(Form("%s.",bname.Data()));
- if(br){
- tree->SetBranchAddress(Form("%s.",bname.Data()),fAODObjects->GetObjectRef(el));
- }
- else{
- printf("%s %d AliAODEvent::ReadFromTree() No Branch found with Name %s. \n",
- (char*)__FILE__,__LINE__,bname.Data());
- }
+ } else {
+ br = tree->GetBranch(Form("%s.",bname.Data()));
+ if(br){
+ tree->SetBranchAddress(Form("%s.",bname.Data()),fAODObjects->GetObjectRef(el));
+ }
+ else{
+ printf("%s %d AliAODEvent::ReadFromTree() No Branch found with Name %s. \n",
+ (char*)__FILE__,__LINE__,bname.Data());
+ }
}
}
-
GetStdContent();
// when reading back we are not owner of the list
// must not delete it
- fAODObjects->SetOwner(kFALSE);
+ fAODObjects->SetOwner(kTRUE);
fAODObjects->SetName("AODObjectsConnectedToTree");
// we are not owner of the list objects
// must not delete it
tree->GetUserInfo()->Add(fAODObjects);
+ fConnected = kTRUE;
}// no aodEvent
else {
// we can't get the list from the user data, create standard content
GetStdContent();
// when reading back we are not owner of the list
// must not delete it
- fAODObjects->SetOwner(kFALSE);
+ fAODObjects->SetOwner(kTRUE);
}
}
//______________________________________________________________________________
void AliAODEvent::Print(Option_t *) const
{
- // Something meaningful should be implemented here.
+ // Print the names of the all branches
+ TIter next(fAODObjects);
+ TNamed *el;
+ Printf(">>>>> AOD Content <<<<<");
+ while((el=(TNamed*)next())){
+ Printf(">> %s ",el->GetName());
+ }
+ Printf(">>>>> <<<<<");
return;
}
+
+void AliAODEvent::AssignIDtoCollection(TCollection* col)
+{
+ // Static method which assigns a ID to each object in a collection
+ // In this way the objects are marked as referenced and written with
+ // an ID. This has the advantage that TRefs to this objects can be
+ // written by a subsequent process.
+ TIter next(col);
+ TObject* obj;
+ while ((obj = next()))
+ TProcessID::AssignID(obj);
+}