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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 | |
93 | if (fUseHLT) { | |
94 | // Get HLTesdTree from current file | |
95 | TTree* cTree = tree; | |
96 | if (fTree->GetTree()) cTree = fTree->GetTree(); | |
97 | TFile* cFile = cTree->GetCurrentFile(); | |
98 | cFile->GetObject("HLTesdTree", fHLTTree); | |
99 | if (fHLTEvent) { | |
100 | delete fHLTEvent; | |
101 | fHLTEvent = 0; | |
102 | } | |
103 | if (fHLTTree) { | |
316cf4cc | 104 | if (!fHLTEvent) fHLTEvent = new AliESDEvent(); |
105 | fHLTEvent->ReadFromTree(fHLTTree); | |
6ccd727b | 106 | } |
107 | } | |
d3dd3d14 | 108 | return kTRUE; |
109 | } | |
110 | ||
6ccd727b | 111 | Bool_t AliESDInputHandler::BeginEvent(Long64_t entry) |
d3dd3d14 | 112 | { |
113 | // Copy from old to new format if necessary | |
d7749dec | 114 | AliESD* old = ((AliESDEvent*) fEvent)->GetAliESDOld(); |
115 | if (old) { | |
d3dd3d14 | 116 | ((AliESDEvent*)fEvent)->CopyFromOldESD(); |
117 | old->Reset(); | |
d7749dec | 118 | } |
6ccd727b | 119 | |
120 | if (fHLTTree) { | |
121 | fHLTTree->GetEntry(entry); | |
122 | } | |
123 | ||
d7749dec | 124 | return kTRUE; |
d3dd3d14 | 125 | } |
126 | ||
e12e402c | 127 | Bool_t AliESDInputHandler::FinishEvent() |
128 | { | |
129 | // Finish the event | |
130 | if(fEvent)fEvent->Reset(); | |
131 | return kTRUE; | |
6989bff3 | 132 | } |
133 | ||
1aa09fd1 | 134 | Bool_t AliESDInputHandler::Notify(const char* path) |
135 | { | |
136 | // Notify a directory change | |
a5112f7d | 137 | AliInfo(Form("Directory change %s \n", path)); |
138 | // | |
1aa09fd1 | 139 | if (!fUseTags) return (kTRUE); |
140 | ||
141 | Bool_t zip = kFALSE; | |
142 | ||
143 | TString fileName(path); | |
144 | if(fileName.Contains("#AliESDs.root")){ | |
1aa09fd1 | 145 | zip = kTRUE; |
146 | } | |
147 | else if (fileName.Contains("AliESDs.root")){ | |
148 | fileName.ReplaceAll("AliESDs.root", ""); | |
149 | } | |
150 | else if(fileName.Contains("#AliAOD.root")){ | |
1aa09fd1 | 151 | zip = kTRUE; |
152 | } | |
153 | else if(fileName.Contains("AliAOD.root")){ | |
154 | fileName.ReplaceAll("AliAOD.root", ""); | |
155 | } | |
156 | else if(fileName.Contains("#galice.root")){ | |
157 | // For running with galice and kinematics alone... | |
1aa09fd1 | 158 | zip = kTRUE; |
159 | } | |
160 | else if(fileName.Contains("galice.root")){ | |
161 | // For running with galice and kinematics alone... | |
162 | fileName.ReplaceAll("galice.root", ""); | |
163 | } | |
164 | ||
1aa09fd1 | 165 | |
be4763e2 | 166 | TString pathName("./"); |
167 | if (fileName.Length() != 0) { | |
168 | pathName = fileName; | |
169 | } | |
170 | ||
171 | printf("AliESDInputHandler::Notify() Path: %s\n", pathName.Data()); | |
6ccd727b | 172 | |
1aa09fd1 | 173 | if (fRunTag) { |
174 | fRunTag->Clear(); | |
175 | } else { | |
176 | fRunTag = new AliRunTag(); | |
177 | } | |
178 | ||
179 | delete fTreeT; fTreeT = 0; | |
6ccd727b | 180 | |
1aa09fd1 | 181 | if (fChainT) { |
182 | delete fChainT; | |
183 | fChainT = 0; | |
184 | } | |
185 | ||
186 | if (!fChainT) { | |
187 | fChainT = new TChain("T"); | |
188 | } | |
189 | ||
190 | ||
191 | ||
192 | const char* tagPattern = "ESD.tag.root"; | |
193 | const char* name = 0x0; | |
194 | TString tagFilename; | |
195 | if (zip) { | |
8ac5c1d7 | 196 | TFile* file = fTree->GetCurrentFile(); |
1aa09fd1 | 197 | TArchiveFile* arch = file->GetArchive(); |
198 | TObjArray* arr = arch->GetMembers(); | |
199 | TIter next(arr); | |
200 | ||
7cec0871 | 201 | while ((file = (TFile*) next())) { |
1aa09fd1 | 202 | name = file->GetName(); |
203 | if (strstr(name,tagPattern)) { | |
be4763e2 | 204 | tagFilename = pathName.Data(); |
1aa09fd1 | 205 | tagFilename += "#"; |
206 | tagFilename += name; | |
207 | fChainT->Add(tagFilename); | |
208 | AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data())); | |
209 | }//pattern check | |
210 | } // archive file loop | |
211 | } else { | |
be4763e2 | 212 | void * dirp = gSystem->OpenDirectory(pathName.Data()); |
1aa09fd1 | 213 | while((name = gSystem->GetDirEntry(dirp))) { |
214 | if (strstr(name,tagPattern)) { | |
be4763e2 | 215 | tagFilename = pathName.Data(); |
1aa09fd1 | 216 | tagFilename += "/"; |
217 | tagFilename += name; | |
218 | fChainT->Add(tagFilename); | |
219 | AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data())); | |
220 | }//pattern check | |
221 | }//directory loop | |
222 | } | |
223 | fChainT->SetBranchAddress("AliTAG",&fRunTag); | |
224 | fChainT->GetEntry(0); | |
225 | return kTRUE; | |
226 | } | |
227 | ||
228 | ||
c2b6979d | 229 | |
230 | Option_t *AliESDInputHandler::GetDataType() const | |
231 | { | |
232 | // Returns handled data type. | |
233 | return gESDDataType; | |
234 | } |