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d3dd3d14 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //------------------------------------------------------------------------- | |
19 | // Event handler for ESD input | |
20 | // Author: Andreas Morsch, CERN | |
21 | //------------------------------------------------------------------------- | |
22 | ||
933fd60f | 23 | #include <TTree.h> |
1aa09fd1 | 24 | #include <TChain.h> |
25 | #include <TFile.h> | |
26 | #include <TArchiveFile.h> | |
27 | #include <TObjArray.h> | |
28 | #include <TSystem.h> | |
300d5701 | 29 | #include <TString.h> |
30 | #include <TObjString.h> | |
80e1b60a | 31 | #include <TProcessID.h> |
d3dd3d14 | 32 | |
33 | #include "AliESDInputHandler.h" | |
34 | #include "AliESDEvent.h" | |
35 | #include "AliESD.h" | |
1aa09fd1 | 36 | #include "AliRunTag.h" |
37 | #include "AliEventTag.h" | |
300d5701 | 38 | #include "AliLog.h" |
d3dd3d14 | 39 | |
40 | ClassImp(AliESDInputHandler) | |
41 | ||
c2b6979d | 42 | static Option_t *gESDDataType = "ESD"; |
43 | ||
d3dd3d14 | 44 | //______________________________________________________________________________ |
6989bff3 | 45 | AliESDInputHandler::AliESDInputHandler() : |
46 | AliInputEventHandler(), | |
0cd61c1d | 47 | fEvent(0x0), |
1aa09fd1 | 48 | fAnalysisType(0), |
4d2a7370 | 49 | fNEvents(0), |
6ccd727b | 50 | fHLTEvent(0x0), |
51 | fHLTTree(0x0), | |
52 | fUseHLT(kFALSE), | |
1aa09fd1 | 53 | fUseTags(kFALSE), |
54 | fChainT(0), | |
55 | fTreeT(0), | |
56 | fRunTag(0) | |
d3dd3d14 | 57 | { |
58 | // default constructor | |
59 | } | |
60 | ||
61 | //______________________________________________________________________________ | |
62 | AliESDInputHandler::~AliESDInputHandler() | |
63 | { | |
1aa09fd1 | 64 | // destructor |
6989bff3 | 65 | // delete fEvent; |
d3dd3d14 | 66 | } |
67 | ||
68 | //______________________________________________________________________________ | |
69 | AliESDInputHandler::AliESDInputHandler(const char* name, const char* title): | |
f16ba708 | 70 | AliInputEventHandler(name, title), fEvent(0x0), fAnalysisType(0), |
6ccd727b | 71 | fNEvents(0), fHLTEvent(0x0), fHLTTree(0x0), fUseHLT(kFALSE), fUseTags(kFALSE), fChainT(0), fTreeT(0), fRunTag(0) |
d3dd3d14 | 72 | { |
e12e402c | 73 | // Constructor |
d3dd3d14 | 74 | } |
75 | ||
1aa09fd1 | 76 | Bool_t AliESDInputHandler::Init(TTree* tree, Option_t* opt) |
d3dd3d14 | 77 | { |
300d5701 | 78 | // Initialisation necessary for each new tree |
1aa09fd1 | 79 | fAnalysisType = opt; |
80 | fTree = tree; | |
300d5701 | 81 | |
6073f8c9 | 82 | if (!fTree) return kFALSE; |
6ccd727b | 83 | fTree->GetEntry(0); |
84 | ||
d3dd3d14 | 85 | // Get pointer to ESD event |
300d5701 | 86 | SwitchOffBranches(); |
3858dd64 | 87 | SwitchOnBranches(); |
300d5701 | 88 | |
efea3f54 | 89 | if (!fEvent) fEvent = new AliESDEvent(); |
60996693 | 90 | fEvent->ReadFromTree(fTree); |
4d2a7370 | 91 | fNEvents = fTree->GetEntries(); |
6ccd727b | 92 | |
50aaaf00 | 93 | |
d3dd3d14 | 94 | return kTRUE; |
95 | } | |
96 | ||
6ccd727b | 97 | Bool_t AliESDInputHandler::BeginEvent(Long64_t entry) |
d3dd3d14 | 98 | { |
99 | // Copy from old to new format if necessary | |
d7749dec | 100 | AliESD* old = ((AliESDEvent*) fEvent)->GetAliESDOld(); |
101 | if (old) { | |
d3dd3d14 | 102 | ((AliESDEvent*)fEvent)->CopyFromOldESD(); |
103 | old->Reset(); | |
d7749dec | 104 | } |
6ccd727b | 105 | |
106 | if (fHLTTree) { | |
107 | fHLTTree->GetEntry(entry); | |
108 | } | |
109 | ||
d7749dec | 110 | return kTRUE; |
d3dd3d14 | 111 | } |
112 | ||
e12e402c | 113 | Bool_t AliESDInputHandler::FinishEvent() |
114 | { | |
115 | // Finish the event | |
116 | if(fEvent)fEvent->Reset(); | |
117 | return kTRUE; | |
6989bff3 | 118 | } |
119 | ||
1aa09fd1 | 120 | Bool_t AliESDInputHandler::Notify(const char* path) |
121 | { | |
122 | // Notify a directory change | |
a5112f7d | 123 | AliInfo(Form("Directory change %s \n", path)); |
124 | // | |
50aaaf00 | 125 | if (fUseHLT) { |
126 | // Get HLTesdTree from current file | |
127 | TTree* cTree = fTree; | |
128 | if (fTree->GetTree()) cTree = fTree->GetTree(); | |
129 | TFile* cFile = cTree->GetCurrentFile(); | |
130 | cFile->GetObject("HLTesdTree", fHLTTree); | |
131 | ||
132 | if (fHLTTree) { | |
133 | if (!fHLTEvent) fHLTEvent = new AliESDEvent(); | |
134 | fHLTEvent->ReadFromTree(fHLTTree); | |
135 | } | |
136 | } | |
137 | ||
1aa09fd1 | 138 | if (!fUseTags) return (kTRUE); |
139 | ||
140 | Bool_t zip = kFALSE; | |
141 | ||
142 | TString fileName(path); | |
143 | if(fileName.Contains("#AliESDs.root")){ | |
1aa09fd1 | 144 | zip = kTRUE; |
145 | } | |
146 | else if (fileName.Contains("AliESDs.root")){ | |
147 | fileName.ReplaceAll("AliESDs.root", ""); | |
148 | } | |
149 | else if(fileName.Contains("#AliAOD.root")){ | |
1aa09fd1 | 150 | zip = kTRUE; |
151 | } | |
152 | else if(fileName.Contains("AliAOD.root")){ | |
153 | fileName.ReplaceAll("AliAOD.root", ""); | |
154 | } | |
155 | else if(fileName.Contains("#galice.root")){ | |
156 | // For running with galice and kinematics alone... | |
1aa09fd1 | 157 | zip = kTRUE; |
158 | } | |
159 | else if(fileName.Contains("galice.root")){ | |
160 | // For running with galice and kinematics alone... | |
161 | fileName.ReplaceAll("galice.root", ""); | |
162 | } | |
163 | ||
1aa09fd1 | 164 | |
be4763e2 | 165 | TString pathName("./"); |
166 | if (fileName.Length() != 0) { | |
167 | pathName = fileName; | |
168 | } | |
169 | ||
170 | printf("AliESDInputHandler::Notify() Path: %s\n", pathName.Data()); | |
6ccd727b | 171 | |
1aa09fd1 | 172 | if (fRunTag) { |
173 | fRunTag->Clear(); | |
174 | } else { | |
175 | fRunTag = new AliRunTag(); | |
176 | } | |
177 | ||
178 | delete fTreeT; fTreeT = 0; | |
6ccd727b | 179 | |
1aa09fd1 | 180 | if (fChainT) { |
181 | delete fChainT; | |
182 | fChainT = 0; | |
183 | } | |
184 | ||
185 | if (!fChainT) { | |
186 | fChainT = new TChain("T"); | |
187 | } | |
188 | ||
189 | ||
190 | ||
191 | const char* tagPattern = "ESD.tag.root"; | |
192 | const char* name = 0x0; | |
193 | TString tagFilename; | |
194 | if (zip) { | |
8ac5c1d7 | 195 | TFile* file = fTree->GetCurrentFile(); |
1aa09fd1 | 196 | TArchiveFile* arch = file->GetArchive(); |
197 | TObjArray* arr = arch->GetMembers(); | |
198 | TIter next(arr); | |
199 | ||
7cec0871 | 200 | while ((file = (TFile*) next())) { |
1aa09fd1 | 201 | name = file->GetName(); |
202 | if (strstr(name,tagPattern)) { | |
be4763e2 | 203 | tagFilename = pathName.Data(); |
1aa09fd1 | 204 | tagFilename += "#"; |
205 | tagFilename += name; | |
206 | fChainT->Add(tagFilename); | |
207 | AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data())); | |
208 | }//pattern check | |
209 | } // archive file loop | |
210 | } else { | |
be4763e2 | 211 | void * dirp = gSystem->OpenDirectory(pathName.Data()); |
1aa09fd1 | 212 | while((name = gSystem->GetDirEntry(dirp))) { |
213 | if (strstr(name,tagPattern)) { | |
be4763e2 | 214 | tagFilename = pathName.Data(); |
1aa09fd1 | 215 | tagFilename += "/"; |
216 | tagFilename += name; | |
217 | fChainT->Add(tagFilename); | |
218 | AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data())); | |
219 | }//pattern check | |
220 | }//directory loop | |
221 | } | |
222 | fChainT->SetBranchAddress("AliTAG",&fRunTag); | |
223 | fChainT->GetEntry(0); | |
224 | return kTRUE; | |
225 | } | |
226 | ||
227 | ||
c2b6979d | 228 | |
229 | Option_t *AliESDInputHandler::GetDataType() const | |
230 | { | |
231 | // Returns handled data type. | |
232 | return gESDDataType; | |
233 | } |