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d3106602 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, 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 | // Author: Andrei Gheata, 31/05/2006 | |
18 | ||
19 | //============================================================================== | |
20 | // AliAnalysysRLContainer - | |
21 | //============================================================================== | |
22 | ||
23 | #include "AliAnalysisRLContainer.h" | |
24 | #include "TTree.h" | |
25 | #include "TFile.h" | |
26 | ||
27 | #include "AliLog.h" | |
28 | #include "AliRunLoader.h" | |
29 | #include "AliESD.h" | |
30 | #include "AliHeader.h" | |
31 | #include "AliStack.h" | |
32 | #include "AliAnalysisDataContainer.h" | |
33 | #include "AliAnalysisDataSlot.h" | |
34 | #include "AliAnalysisTask.h" | |
35 | ||
36 | ClassImp(AliAnalysisRLContainer) | |
37 | ||
38 | //______________________________________________________________________________ | |
39 | AliAnalysisRLContainer::AliAnalysisRLContainer() | |
37a26056 | 40 | :AliAnalysisDataContainer(), |
41 | fRunLoader(NULL), | |
42 | fESD(NULL), | |
43 | fKineFile(NULL), | |
44 | fKinematicsLoaded(kFALSE), | |
45 | fHeaderLoaded(kFALSE) | |
d3106602 | 46 | { |
47 | // Dummy ctor. | |
d3106602 | 48 | } |
49 | ||
50 | //______________________________________________________________________________ | |
51 | AliAnalysisRLContainer::AliAnalysisRLContainer(const char *name) | |
37a26056 | 52 | :AliAnalysisDataContainer(name, TTree::Class()), |
53 | fRunLoader(NULL), | |
54 | fESD(NULL), | |
55 | fKineFile(NULL), | |
56 | fKinematicsLoaded(kFALSE), | |
57 | fHeaderLoaded(kFALSE) | |
d3106602 | 58 | { |
59 | // Normal constructor. | |
d3106602 | 60 | } |
61 | ||
37a26056 | 62 | //______________________________________________________________________________ |
63 | AliAnalysisRLContainer::AliAnalysisRLContainer(const AliAnalysisRLContainer &rlc) | |
64 | :AliAnalysisDataContainer(rlc), | |
65 | fRunLoader(rlc.fRunLoader), | |
66 | fESD(rlc.fESD), | |
67 | fKineFile(rlc.fKineFile), | |
68 | fKinematicsLoaded(rlc.fKinematicsLoaded), | |
69 | fHeaderLoaded(rlc.fHeaderLoaded) | |
70 | { | |
71 | // Copy constructor. | |
72 | } | |
73 | ||
d3106602 | 74 | //______________________________________________________________________________ |
75 | AliAnalysisRLContainer::~AliAnalysisRLContainer() | |
76 | { | |
77 | // Destructor. Deletes data ! (What happens if data is a container ???) | |
78 | } | |
79 | ||
37a26056 | 80 | //______________________________________________________________________________ |
81 | AliAnalysisRLContainer &AliAnalysisRLContainer::operator=(const AliAnalysisRLContainer &rlc) | |
82 | { | |
83 | // Assignment. | |
84 | if (&rlc != this) { | |
85 | AliAnalysisDataContainer::operator=(rlc); | |
86 | fRunLoader = rlc.fRunLoader; | |
87 | fESD = rlc.fESD; | |
88 | fKineFile = rlc.fKineFile; | |
89 | fKinematicsLoaded = rlc.fKinematicsLoaded; | |
90 | fHeaderLoaded = rlc.fHeaderLoaded; | |
91 | } | |
92 | return *this; | |
93 | } | |
94 | ||
d3106602 | 95 | //______________________________________________________________________________ |
96 | Bool_t AliAnalysisRLContainer::SetData(TObject *data, Option_t */*option*/) | |
97 | { | |
98 | // Data must be a tree here. | |
99 | fData = data; | |
100 | TTree *tree = (TTree *)data; | |
101 | // Set branch address | |
102 | tree->SetBranchAddress("ESD", &fESD); | |
103 | fDataReady = kTRUE; | |
104 | return kTRUE; | |
105 | } | |
106 | ||
107 | //______________________________________________________________________________ | |
108 | void AliAnalysisRLContainer::GetEntry(Long64_t ientry) | |
109 | { | |
110 | // If data is ready and derives from TTree or from TBranch, this will get the | |
111 | // requested entry in memory if not already loaded. | |
112 | if (!fDataReady) return; | |
113 | TTree *tree = (TTree*)fData; | |
114 | tree->GetTree()->GetEntry(ientry); | |
115 | if (fRunLoader) fRunLoader->GetEvent(ientry); | |
116 | } | |
117 | ||
118 | //______________________________________________________________________________ | |
119 | void AliAnalysisRLContainer::NotifyChange(ENotifyMessage type) | |
120 | { | |
121 | // Notify container that file has changed. | |
122 | AliAnalysisDataContainer::NotifyChange(type); | |
123 | if (!type==kFileChange) return; | |
124 | DeleteKinematicsFile(); | |
125 | DeleteRunLoader(); | |
126 | } | |
127 | ||
128 | //______________________________________________________________________________ | |
129 | void AliAnalysisRLContainer::DeleteRunLoader() | |
130 | { | |
131 | // Deletes the runloader. | |
132 | if (fRunLoader) { | |
133 | fRunLoader->Delete(); | |
134 | fRunLoader = 0; | |
135 | } | |
136 | fKinematicsLoaded = kFALSE; | |
137 | fHeaderLoaded = kFALSE; | |
138 | } | |
139 | ||
140 | //______________________________________________________________________________ | |
141 | void AliAnalysisRLContainer::DeleteKinematicsFile() | |
142 | { | |
143 | // Closes the kinematics file and deletes the pointer. | |
144 | if (fKineFile) { | |
145 | fKineFile->Close(); | |
146 | delete fKineFile; | |
147 | fKineFile = 0; | |
148 | } | |
149 | } | |
150 | ||
151 | //______________________________________________________________________________ | |
152 | AliRunLoader* AliAnalysisRLContainer::GetRunLoader() | |
153 | { | |
154 | // Returns AliRun instance corresponding to current ESD active in fTree | |
155 | // Loads galice.root, the file is identified by replacing "AliESDs" to | |
156 | // "galice" in the file path of the ESD file. This is a hack, to be changed! | |
157 | ||
158 | if (!fDataReady) return 0; | |
159 | TTree *tree = (TTree*)fData; | |
160 | if (!fRunLoader) { | |
161 | if (!tree->GetCurrentFile()) return 0; | |
162 | TString fileName(tree->GetCurrentFile()->GetName()); | |
163 | fileName.ReplaceAll("AliESDs", "galice"); | |
164 | fRunLoader = AliRunLoader::Open(fileName); | |
165 | if (!fRunLoader) return 0; | |
166 | if (fRunLoader->LoadgAlice() != 0) { | |
167 | delete fRunLoader; | |
168 | fRunLoader = 0; | |
169 | return 0; | |
170 | } | |
171 | fRunLoader->GetEvent(tree->GetTree()->GetReadEntry()); | |
172 | } | |
173 | return fRunLoader; | |
174 | } | |
175 | ||
176 | //______________________________________________________________________________ | |
177 | AliHeader* AliAnalysisRLContainer::GetHeader() | |
178 | { | |
179 | // Returns header retrieved from RunLoader | |
180 | AliRunLoader* runLoader = GetRunLoader(); | |
181 | if (!runLoader) return 0; | |
182 | if (!fHeaderLoaded) | |
183 | if (runLoader->LoadHeader() != 0) return 0; | |
184 | fHeaderLoaded = kTRUE; | |
185 | return runLoader->GetHeader(); | |
186 | } | |
187 | ||
188 | //______________________________________________________________________________ | |
189 | TTree* AliAnalysisRLContainer::GetKinematics() | |
190 | { | |
191 | // Returns kinematics tree corresponding to current ESD active in fTree | |
192 | // Loads the kinematics from the kinematics file, the file is identified by replacing "AliESDs" to | |
193 | // "Kinematics" in the file path of the ESD file. This is a hack, to be changed! | |
194 | ||
195 | if (!fDataReady) return 0; | |
196 | TTree *tree = (TTree*)fData; | |
197 | if (!fKineFile) { | |
198 | if (!tree->GetCurrentFile()) return 0; | |
199 | TString fileName(tree->GetCurrentFile()->GetName()); | |
200 | fileName.ReplaceAll("AliESDs", "Kinematics"); | |
201 | ||
202 | AliDebug(AliLog::kInfo, Form("Opening %s", fileName.Data())); | |
203 | ||
204 | fKineFile = TFile::Open(fileName); | |
205 | if (!fKineFile) return 0; | |
206 | } | |
207 | return dynamic_cast<TTree*> (fKineFile->Get(Form("Event%d/TreeK", tree->GetTree()->GetReadEntry()))); | |
208 | } | |
209 | ||
210 | //______________________________________________________________________________ | |
211 | AliStack* AliAnalysisRLContainer::GetStack() | |
212 | { | |
213 | // Returns stack retrieved from RunLoader | |
214 | ||
215 | AliRunLoader* runLoader = GetRunLoader(); | |
216 | if (!runLoader) return 0; | |
217 | if (!fKinematicsLoaded) | |
218 | if (runLoader->LoadKinematics() != 0) return 0; | |
219 | fKinematicsLoaded = kTRUE; | |
220 | return runLoader->Stack(); | |
221 | } |