1 /**************************************************************************
2 * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 //-------------------------------------------------------------------------
19 // Event handler for ESD input
20 // Author: Andreas Morsch, CERN
21 //-------------------------------------------------------------------------
26 #include <TArchiveFile.h>
27 #include <TObjArray.h>
30 #include <TObjString.h>
31 #include <TProcessID.h>
33 #include "AliESDInputHandler.h"
34 #include "AliESDEvent.h"
36 #include "AliRunTag.h"
37 #include "AliEventTag.h"
40 ClassImp(AliESDInputHandler)
42 //______________________________________________________________________________
43 AliESDInputHandler::AliESDInputHandler() :
44 AliInputEventHandler(),
54 // default constructor
57 //______________________________________________________________________________
58 AliESDInputHandler::~AliESDInputHandler()
64 //______________________________________________________________________________
65 AliESDInputHandler::AliESDInputHandler(const char* name, const char* title):
66 AliInputEventHandler(name, title), fEvent(0x0), fBranches(""), fBranchesOn(""), fAnalysisType(0),
67 fUseTags(kFALSE), fChainT(0), fTreeT(0), fRunTag(0)
72 Bool_t AliESDInputHandler::Init(TTree* tree, Option_t* opt)
74 // Initialisation necessary for each new tree
78 if (!fTree) return kFALSE;
79 // Get pointer to ESD event
87 fEvent = new AliESDEvent();
89 fEvent->ReadFromTree(fTree);
93 Bool_t AliESDInputHandler::BeginEvent(Long64_t /*entry*/)
95 // Copy from old to new format if necessary
96 AliESD* old = ((AliESDEvent*) fEvent)->GetAliESDOld();
98 ((AliESDEvent*)fEvent)->CopyFromOldESD();
104 Bool_t AliESDInputHandler::FinishEvent()
107 if(fEvent)fEvent->Reset();
111 Bool_t AliESDInputHandler::Notify(const char* path)
113 // Notify a directory change
114 if (!fUseTags) return (kTRUE);
118 TString fileName(path);
119 if(fileName.Contains("#AliESDs.root")){
120 fileName.ReplaceAll("#AliESDs.root", "");
123 else if (fileName.Contains("AliESDs.root")){
124 fileName.ReplaceAll("AliESDs.root", "");
126 else if(fileName.Contains("#AliAOD.root")){
127 fileName.ReplaceAll("#AliAOD.root", "");
130 else if(fileName.Contains("AliAOD.root")){
131 fileName.ReplaceAll("AliAOD.root", "");
133 else if(fileName.Contains("#galice.root")){
134 // For running with galice and kinematics alone...
135 fileName.ReplaceAll("#galice.root", "");
138 else if(fileName.Contains("galice.root")){
139 // For running with galice and kinematics alone...
140 fileName.ReplaceAll("galice.root", "");
147 TString* pathName = new TString("./");
148 *pathName = fileName;
149 printf("AliESDInputHandler::Notify() Path: %s\n", pathName->Data());
154 fRunTag = new AliRunTag();
157 delete fTreeT; fTreeT = 0;
165 fChainT = new TChain("T");
170 const char* tagPattern = "ESD.tag.root";
171 const char* name = 0x0;
174 TFile* file = TFile::Open(fileName.Data());
175 TArchiveFile* arch = file->GetArchive();
176 TObjArray* arr = arch->GetMembers();
179 while (file = (TFile*) next()){
180 name = file->GetName();
181 if (strstr(name,tagPattern)) {
182 tagFilename = pathName->Data();
185 fChainT->Add(tagFilename);
186 AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data()));
188 } // archive file loop
190 void * dirp = gSystem->OpenDirectory(pathName->Data());
191 while((name = gSystem->GetDirEntry(dirp))) {
192 if (strstr(name,tagPattern)) {
193 tagFilename = pathName->Data();
196 fChainT->Add(tagFilename);
197 AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data()));
201 fChainT->SetBranchAddress("AliTAG",&fRunTag);
202 fChainT->GetEntry(0);
207 void AliESDInputHandler::SwitchOffBranches() const {
209 // Switch of branches on user request
210 TObjArray * tokens = fBranches.Tokenize(" ");
211 Int_t ntok = tokens->GetEntries();
212 for (Int_t i = 0; i < ntok; i++) {
213 TString str = ((TObjString*) tokens->At(i))->GetString();
214 if (str.Length() == 0)
216 fTree->SetBranchStatus(Form("%s%s%s","*", str.Data(), "*"), 0);
217 AliInfo(Form("Branch %s switched off \n", str.Data()));
221 void AliESDInputHandler::SwitchOnBranches() const {
223 // Switch of branches on user request
224 TObjArray * tokens = fBranchesOn.Tokenize(" ");
225 Int_t ntok = tokens->GetEntries();
227 for (Int_t i = 0; i < ntok; i++) {
228 TString str = ((TObjString*) tokens->At(i))->GetString();
229 if (str.Length() == 0)
231 fTree->SetBranchStatus(Form("%s%s%s","*", str.Data(), "*"), 1);
232 AliInfo(Form("Branch %s switched on \n", str.Data()));