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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 | // AliAnalysysManager - Manager analysis class. Allows creation of several | |
37153431 | 21 | // analysis tasks and data containers storing their input/output. Allows |
d3106602 | 22 | // connecting/chaining tasks via shared data containers. Serializes the current |
23 | // event for all tasks depending only on initial input data. | |
24 | //============================================================================== | |
25 | // | |
26 | //============================================================================== | |
27 | ||
c52c2132 | 28 | #include <Riostream.h> |
11026a80 | 29 | |
c52c2132 | 30 | #include <TClass.h> |
31 | #include <TFile.h> | |
32 | #include <TMethodCall.h> | |
33 | #include <TChain.h> | |
34 | #include <TSystem.h> | |
35 | #include <TROOT.h> | |
d3106602 | 36 | |
d3106602 | 37 | #include "AliAnalysisTask.h" |
38 | #include "AliAnalysisDataContainer.h" | |
39 | #include "AliAnalysisDataSlot.h" | |
d2f1d9ef | 40 | #include "AliVEventHandler.h" |
c52c2132 | 41 | #include "AliAnalysisManager.h" |
d3106602 | 42 | |
43 | ClassImp(AliAnalysisManager) | |
44 | ||
c52c2132 | 45 | AliAnalysisManager *AliAnalysisManager::fgAnalysisManager = NULL; |
46 | ||
c52c2132 | 47 | //______________________________________________________________________________ |
48 | AliAnalysisManager::AliAnalysisManager(const char *name, const char *title) | |
49 | :TNamed(name,title), | |
50 | fTree(NULL), | |
54cff064 | 51 | fInputEventHandler(NULL), |
6bb2b24f | 52 | fOutputEventHandler(NULL), |
53 | fMCtruthEventHandler(NULL), | |
c52c2132 | 54 | fCurrentEntry(-1), |
55 | fMode(kLocalAnalysis), | |
56 | fInitOK(kFALSE), | |
57 | fDebug(0), | |
37a26056 | 58 | fTasks(NULL), |
59 | fTopTasks(NULL), | |
c52c2132 | 60 | fZombies(NULL), |
61 | fContainers(NULL), | |
62 | fInputs(NULL), | |
63 | fOutputs(NULL) | |
d3106602 | 64 | { |
65 | // Default constructor. | |
c52c2132 | 66 | fgAnalysisManager = this; |
67 | fTasks = new TObjArray(); | |
68 | fTopTasks = new TObjArray(); | |
69 | fZombies = new TObjArray(); | |
70 | fContainers = new TObjArray(); | |
71 | fInputs = new TObjArray(); | |
37153431 | 72 | fOutputs = new TObjArray(); |
b1310ef5 | 73 | SetEventLoop(kTRUE); |
d3106602 | 74 | } |
75 | ||
76 | //______________________________________________________________________________ | |
77 | AliAnalysisManager::AliAnalysisManager(const AliAnalysisManager& other) | |
c52c2132 | 78 | :TNamed(other), |
327eaf46 | 79 | fTree(NULL), |
54cff064 | 80 | fInputEventHandler(NULL), |
6bb2b24f | 81 | fOutputEventHandler(NULL), |
82 | fMCtruthEventHandler(NULL), | |
c52c2132 | 83 | fCurrentEntry(-1), |
84 | fMode(other.fMode), | |
85 | fInitOK(other.fInitOK), | |
86 | fDebug(other.fDebug), | |
37a26056 | 87 | fTasks(NULL), |
88 | fTopTasks(NULL), | |
c52c2132 | 89 | fZombies(NULL), |
90 | fContainers(NULL), | |
91 | fInputs(NULL), | |
92 | fOutputs(NULL) | |
d3106602 | 93 | { |
94 | // Copy constructor. | |
37a26056 | 95 | fTasks = new TObjArray(*other.fTasks); |
96 | fTopTasks = new TObjArray(*other.fTopTasks); | |
97 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 98 | fContainers = new TObjArray(*other.fContainers); |
99 | fInputs = new TObjArray(*other.fInputs); | |
100 | fOutputs = new TObjArray(*other.fOutputs); | |
101 | fgAnalysisManager = this; | |
d3106602 | 102 | } |
103 | ||
104 | //______________________________________________________________________________ | |
105 | AliAnalysisManager& AliAnalysisManager::operator=(const AliAnalysisManager& other) | |
106 | { | |
107 | // Assignment | |
108 | if (&other != this) { | |
c52c2132 | 109 | TNamed::operator=(other); |
54cff064 | 110 | fInputEventHandler = other.fInputEventHandler; |
6bb2b24f | 111 | fOutputEventHandler = other.fOutputEventHandler; |
112 | fMCtruthEventHandler = other.fMCtruthEventHandler; | |
c52c2132 | 113 | fTree = NULL; |
114 | fCurrentEntry = -1; | |
115 | fMode = other.fMode; | |
37a26056 | 116 | fInitOK = other.fInitOK; |
c52c2132 | 117 | fDebug = other.fDebug; |
37a26056 | 118 | fTasks = new TObjArray(*other.fTasks); |
119 | fTopTasks = new TObjArray(*other.fTopTasks); | |
120 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 121 | fContainers = new TObjArray(*other.fContainers); |
122 | fInputs = new TObjArray(*other.fInputs); | |
123 | fOutputs = new TObjArray(*other.fOutputs); | |
124 | fgAnalysisManager = this; | |
d3106602 | 125 | } |
126 | return *this; | |
127 | } | |
128 | ||
129 | //______________________________________________________________________________ | |
130 | AliAnalysisManager::~AliAnalysisManager() | |
131 | { | |
132 | // Destructor. | |
d3106602 | 133 | if (fTasks) {fTasks->Delete(); delete fTasks;} |
134 | if (fTopTasks) delete fTopTasks; | |
135 | if (fZombies) delete fZombies; | |
c52c2132 | 136 | if (fContainers) {fContainers->Delete(); delete fContainers;} |
137 | if (fInputs) delete fInputs; | |
138 | if (fOutputs) delete fOutputs; | |
139 | if (fgAnalysisManager==this) fgAnalysisManager = NULL; | |
d3106602 | 140 | } |
c52c2132 | 141 | |
d3106602 | 142 | //______________________________________________________________________________ |
327eaf46 | 143 | Int_t AliAnalysisManager::GetEntry(Long64_t entry, Int_t getall) |
144 | { | |
145 | // Read one entry of the tree or a whole branch. | |
c52c2132 | 146 | if (fDebug > 1) { |
147 | cout << "== AliAnalysisManager::GetEntry()" << endl; | |
148 | } | |
149 | fCurrentEntry = entry; | |
327eaf46 | 150 | return fTree ? fTree->GetTree()->GetEntry(entry, getall) : 0; |
151 | } | |
152 | ||
153 | //______________________________________________________________________________ | |
154 | void AliAnalysisManager::Init(TTree *tree) | |
d3106602 | 155 | { |
156 | // The Init() function is called when the selector needs to initialize | |
157 | // a new tree or chain. Typically here the branch addresses of the tree | |
158 | // will be set. It is normaly not necessary to make changes to the | |
159 | // generated code, but the routine can be extended by the user if needed. | |
160 | // Init() will be called many times when running with PROOF. | |
327eaf46 | 161 | if (!tree) return; |
c52c2132 | 162 | if (fDebug > 1) { |
981f2614 | 163 | printf("->AliAnalysisManager::Init(%s)\n", tree->GetName()); |
c52c2132 | 164 | } |
fdb458ec | 165 | |
166 | if (fInputEventHandler) { | |
167 | fInputEventHandler->SetInputTree(tree); | |
6073f8c9 | 168 | fInputEventHandler->InitIO("proof"); |
fdb458ec | 169 | } |
170 | ||
c52c2132 | 171 | if (!fInitOK) InitAnalysis(); |
172 | if (!fInitOK) return; | |
327eaf46 | 173 | fTree = tree; |
174 | AliAnalysisDataContainer *top = (AliAnalysisDataContainer*)fInputs->At(0); | |
c52c2132 | 175 | if (!top) { |
176 | cout<<"Error: No top input container !" <<endl; | |
177 | return; | |
37153431 | 178 | } |
327eaf46 | 179 | top->SetData(tree); |
981f2614 | 180 | if (fDebug > 1) { |
181 | printf("<-AliAnalysisManager::Init(%s)\n", tree->GetName()); | |
182 | } | |
d3106602 | 183 | } |
184 | ||
185 | //______________________________________________________________________________ | |
327eaf46 | 186 | void AliAnalysisManager::Begin(TTree *tree) |
d3106602 | 187 | { |
188 | // The Begin() function is called at the start of the query. | |
189 | // When running with PROOF Begin() is only called on the client. | |
190 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 191 | if (fDebug > 1) { |
192 | cout << "AliAnalysisManager::Begin()" << endl; | |
193 | } | |
327eaf46 | 194 | Init(tree); |
d3106602 | 195 | } |
196 | ||
197 | //______________________________________________________________________________ | |
327eaf46 | 198 | void AliAnalysisManager::SlaveBegin(TTree *tree) |
d3106602 | 199 | { |
200 | // The SlaveBegin() function is called after the Begin() function. | |
201 | // When running with PROOF SlaveBegin() is called on each slave server. | |
202 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 203 | if (fDebug > 1) { |
981f2614 | 204 | cout << "->AliAnalysisManager::SlaveBegin()" << endl; |
37153431 | 205 | } |
8c9485b2 | 206 | // Call InitIO of EventHandler |
6bb2b24f | 207 | if (fOutputEventHandler) { |
8ca08916 | 208 | if (fMode == kProofAnalysis) { |
6bb2b24f | 209 | fOutputEventHandler->InitIO("proof"); |
8ca08916 | 210 | } else { |
6bb2b24f | 211 | fOutputEventHandler->InitIO("local"); |
8ca08916 | 212 | } |
bcce695f | 213 | } |
6073f8c9 | 214 | if (fInputEventHandler) { |
215 | if (fMode == kProofAnalysis) { | |
216 | fInputEventHandler->SetInputTree(tree); | |
217 | fInputEventHandler->InitIO("proof"); | |
218 | } else { | |
219 | fInputEventHandler->SetInputTree(tree); | |
220 | fInputEventHandler->InitIO("local"); | |
221 | } | |
222 | } | |
223 | ||
224 | if (fMCtruthEventHandler) { | |
225 | if (fMode == kProofAnalysis) { | |
226 | fMCtruthEventHandler->InitIO("proof"); | |
227 | } else { | |
228 | fMCtruthEventHandler->InitIO("local"); | |
229 | } | |
54cff064 | 230 | } |
231 | ||
8c9485b2 | 232 | // |
c52c2132 | 233 | TIter next(fTasks); |
234 | AliAnalysisTask *task; | |
235 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 236 | while ((task=(AliAnalysisTask*)next())) { |
237 | TDirectory *curdir = gDirectory; | |
c52c2132 | 238 | task->CreateOutputObjects(); |
c5a87c56 | 239 | if (curdir) curdir->cd(); |
240 | } | |
fdb458ec | 241 | if (fMode == kLocalAnalysis) |
242 | Init(tree); | |
981f2614 | 243 | if (fDebug > 1) { |
244 | cout << "<-AliAnalysisManager::SlaveBegin()" << endl; | |
245 | } | |
d3106602 | 246 | } |
247 | ||
248 | //______________________________________________________________________________ | |
327eaf46 | 249 | Bool_t AliAnalysisManager::Notify() |
250 | { | |
251 | // The Notify() function is called when a new file is opened. This | |
252 | // can be either for a new TTree in a TChain or when when a new TTree | |
253 | // is started when using PROOF. It is normaly not necessary to make changes | |
254 | // to the generated code, but the routine can be extended by the | |
255 | // user if needed. The return value is currently not used. | |
53faeca4 | 256 | if (fTree) { |
fdb458ec | 257 | TFile *curfile = fTree->GetCurrentFile(); |
258 | if (curfile && fDebug>1) printf("AliAnalysisManager::Notify() file: %s\n", curfile->GetName()); | |
259 | TIter next(fTasks); | |
260 | AliAnalysisTask *task; | |
261 | // Call Notify for all tasks | |
262 | while ((task=(AliAnalysisTask*)next())) | |
263 | task->Notify(); | |
264 | ||
6073f8c9 | 265 | // Call Notify of the event handlers |
266 | if (fInputEventHandler) { | |
267 | fInputEventHandler->Notify(curfile->GetName()); | |
268 | } | |
269 | ||
270 | if (fOutputEventHandler) { | |
271 | fOutputEventHandler->Notify(curfile->GetName()); | |
272 | } | |
273 | ||
fdb458ec | 274 | if (fMCtruthEventHandler) { |
275 | fMCtruthEventHandler->Notify(curfile->GetName()); | |
276 | } | |
890126ab | 277 | |
fdb458ec | 278 | } |
279 | return kTRUE; | |
327eaf46 | 280 | } |
281 | ||
282 | //______________________________________________________________________________ | |
283 | Bool_t AliAnalysisManager::Process(Long64_t entry) | |
d3106602 | 284 | { |
285 | // The Process() function is called for each entry in the tree (or possibly | |
286 | // keyed object in the case of PROOF) to be processed. The entry argument | |
287 | // specifies which entry in the currently loaded tree is to be processed. | |
288 | // It can be passed to either TTree::GetEntry() or TBranch::GetEntry() | |
289 | // to read either all or the required parts of the data. When processing | |
290 | // keyed objects with PROOF, the object is already loaded and is available | |
291 | // via the fObject pointer. | |
292 | // | |
293 | // This function should contain the "body" of the analysis. It can contain | |
294 | // simple or elaborate selection criteria, run algorithms on the data | |
295 | // of the event and typically fill histograms. | |
296 | ||
297 | // WARNING when a selector is used with a TChain, you must use | |
298 | // the pointer to the current TTree to call GetEntry(entry). | |
299 | // The entry is always the local entry number in the current tree. | |
300 | // Assuming that fChain is the pointer to the TChain being processed, | |
301 | // use fChain->GetTree()->GetEntry(entry). | |
c52c2132 | 302 | if (fDebug > 1) { |
981f2614 | 303 | cout << "->AliAnalysisManager::Process()" << endl; |
37153431 | 304 | } |
ed97dc98 | 305 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(entry); |
306 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(entry); | |
307 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(entry); | |
6bb2b24f | 308 | |
327eaf46 | 309 | GetEntry(entry); |
310 | ExecAnalysis(); | |
981f2614 | 311 | if (fDebug > 1) { |
312 | cout << "<-AliAnalysisManager::Process()" << endl; | |
313 | } | |
327eaf46 | 314 | return kTRUE; |
d3106602 | 315 | } |
316 | ||
317 | //______________________________________________________________________________ | |
c52c2132 | 318 | void AliAnalysisManager::PackOutput(TList *target) |
d3106602 | 319 | { |
981f2614 | 320 | // Pack all output data containers in the output list. Called at SlaveTerminate |
321 | // stage in PROOF case for each slave. | |
c52c2132 | 322 | if (fDebug > 1) { |
981f2614 | 323 | cout << "->AliAnalysisManager::PackOutput()" << endl; |
c52c2132 | 324 | } |
325 | if (!target) { | |
326 | Error("PackOutput", "No target. Aborting."); | |
327 | return; | |
37153431 | 328 | } |
6073f8c9 | 329 | if (fInputEventHandler) fInputEventHandler ->Terminate(); |
6bb2b24f | 330 | if (fOutputEventHandler) fOutputEventHandler ->Terminate(); |
331 | if (fMCtruthEventHandler) fMCtruthEventHandler->Terminate(); | |
8c9485b2 | 332 | |
c52c2132 | 333 | if (fMode == kProofAnalysis) { |
334 | TIter next(fOutputs); | |
335 | AliAnalysisDataContainer *output; | |
336 | while ((output=(AliAnalysisDataContainer*)next())) { | |
8167b1d0 | 337 | if (output->GetData()) { |
338 | if (output->GetProducer()->IsPostEventLoop()) continue; | |
339 | AliAnalysisDataWrapper *wrap = output->ExportData(); | |
340 | // Output wrappers must delete data after merging (AG 13/11/07) | |
341 | wrap->SetDeleteData(kTRUE); | |
342 | if (fDebug > 1) printf(" Packing container %s...\n", output->GetName()); | |
343 | target->Add(wrap); | |
344 | } | |
c52c2132 | 345 | } |
346 | } | |
c52c2132 | 347 | if (fDebug > 1) { |
981f2614 | 348 | printf("<-AliAnalysisManager::PackOutput: output list contains %d containers\n", target->GetSize()); |
37153431 | 349 | } |
c52c2132 | 350 | } |
351 | ||
352 | //______________________________________________________________________________ | |
981f2614 | 353 | void AliAnalysisManager::ImportWrappers(TList *source) |
c52c2132 | 354 | { |
981f2614 | 355 | // Import data in output containers from wrappers coming in source. |
356 | if (fDebug > 1) { | |
357 | cout << "->AliAnalysisManager::ImportWrappers()" << endl; | |
358 | } | |
327eaf46 | 359 | TIter next(fOutputs); |
981f2614 | 360 | AliAnalysisDataContainer *cont; |
361 | AliAnalysisDataWrapper *wrap; | |
362 | Int_t icont = 0; | |
c52c2132 | 363 | while ((cont=(AliAnalysisDataContainer*)next())) { |
8167b1d0 | 364 | if (cont->GetProducer()->IsPostEventLoop()) continue; |
981f2614 | 365 | wrap = (AliAnalysisDataWrapper*)source->FindObject(cont->GetName()); |
366 | if (!wrap && fDebug>1) { | |
367 | printf("(WW) ImportWrappers: container %s not found in analysis output !\n", cont->GetName()); | |
c52c2132 | 368 | continue; |
369 | } | |
981f2614 | 370 | icont++; |
371 | if (fDebug > 1) printf(" Importing data for container %s\n", wrap->GetName()); | |
372 | if (cont->GetFileName()) printf(" -> %s\n", cont->GetFileName()); | |
373 | cont->ImportData(wrap); | |
c52c2132 | 374 | } |
981f2614 | 375 | if (fDebug > 1) { |
376 | cout << "<-AliAnalysisManager::ImportWrappers(): "<< icont << " containers imported" << endl; | |
377 | } | |
c52c2132 | 378 | } |
379 | ||
380 | //______________________________________________________________________________ | |
381 | void AliAnalysisManager::UnpackOutput(TList *source) | |
382 | { | |
383 | // Called by AliAnalysisSelector::Terminate. Output containers should | |
384 | // be in source in the same order as in fOutputs. | |
981f2614 | 385 | if (fDebug > 1) { |
386 | cout << "->AliAnalysisManager::UnpackOutput()" << endl; | |
387 | } | |
c52c2132 | 388 | if (!source) { |
981f2614 | 389 | Error("UnpackOutput", "No target. Aborting."); |
c52c2132 | 390 | return; |
391 | } | |
392 | if (fDebug > 1) { | |
c52c2132 | 393 | printf(" Source list contains %d containers\n", source->GetSize()); |
327eaf46 | 394 | } |
c52c2132 | 395 | |
981f2614 | 396 | if (fMode == kProofAnalysis) ImportWrappers(source); |
37153431 | 397 | |
981f2614 | 398 | TIter next(fOutputs); |
c52c2132 | 399 | AliAnalysisDataContainer *output; |
400 | while ((output=(AliAnalysisDataContainer*)next())) { | |
c52c2132 | 401 | if (!output->GetData()) continue; |
b1310ef5 | 402 | // Check if there are client tasks that run post event loop |
403 | if (output->HasConsumers()) { | |
404 | // Disable event loop semaphore | |
405 | output->SetPostEventLoop(kTRUE); | |
406 | TObjArray *list = output->GetConsumers(); | |
407 | Int_t ncons = list->GetEntriesFast(); | |
408 | for (Int_t i=0; i<ncons; i++) { | |
409 | AliAnalysisTask *task = (AliAnalysisTask*)list->At(i); | |
410 | task->CheckNotify(kTRUE); | |
411 | // If task is active, execute it | |
412 | if (task->IsPostEventLoop() && task->IsActive()) { | |
413 | if (fDebug > 1) { | |
414 | cout << "== Executing post event loop task " << task->GetName() << endl; | |
415 | } | |
416 | task->ExecuteTask(); | |
417 | } | |
418 | } | |
419 | } | |
c52c2132 | 420 | // Check if the output need to be written to a file. |
421 | const char *filename = output->GetFileName(); | |
8ca08916 | 422 | if (!(strcmp(filename, "default"))) { |
6bb2b24f | 423 | if (fOutputEventHandler) filename = fOutputEventHandler->GetOutputFileName(); |
8ca08916 | 424 | } |
425 | ||
c52c2132 | 426 | if (!filename || !strlen(filename)) continue; |
427 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
428 | if (file) file->cd(); | |
429 | else file = new TFile(filename, "RECREATE"); | |
430 | if (file->IsZombie()) continue; | |
431 | // Reparent data to this file | |
432 | TMethodCall callEnv; | |
433 | if (output->GetData()->IsA()) | |
434 | callEnv.InitWithPrototype(output->GetData()->IsA(), "SetDirectory", "TDirectory*"); | |
435 | if (callEnv.IsValid()) { | |
436 | callEnv.SetParam((Long_t) file); | |
437 | callEnv.Execute(output->GetData()); | |
438 | } | |
b1109411 | 439 | output->GetData()->Write(); |
c52c2132 | 440 | } |
981f2614 | 441 | if (fDebug > 1) { |
442 | cout << "<-AliAnalysisManager::UnpackOutput()" << endl; | |
443 | } | |
d3106602 | 444 | } |
445 | ||
446 | //______________________________________________________________________________ | |
447 | void AliAnalysisManager::Terminate() | |
448 | { | |
449 | // The Terminate() function is the last function to be called during | |
450 | // a query. It always runs on the client, it can be used to present | |
c52c2132 | 451 | // the results graphically. |
452 | if (fDebug > 1) { | |
981f2614 | 453 | cout << "->AliAnalysisManager::Terminate()" << endl; |
c52c2132 | 454 | } |
327eaf46 | 455 | AliAnalysisTask *task; |
c52c2132 | 456 | TIter next(fTasks); |
327eaf46 | 457 | // Call Terminate() for tasks |
c52c2132 | 458 | while ((task=(AliAnalysisTask*)next())) task->Terminate(); |
981f2614 | 459 | if (fDebug > 1) { |
460 | cout << "<-AliAnalysisManager::Terminate()" << endl; | |
461 | } | |
8c9485b2 | 462 | // |
6073f8c9 | 463 | if (fInputEventHandler) fInputEventHandler ->TerminateIO(); |
464 | if (fOutputEventHandler) fOutputEventHandler ->TerminateIO(); | |
465 | if (fMCtruthEventHandler) fMCtruthEventHandler->TerminateIO(); | |
d3106602 | 466 | } |
467 | ||
468 | //______________________________________________________________________________ | |
469 | void AliAnalysisManager::AddTask(AliAnalysisTask *task) | |
470 | { | |
471 | // Adds a user task to the global list of tasks. | |
472 | task->SetActive(kFALSE); | |
473 | fTasks->Add(task); | |
474 | } | |
475 | ||
476 | //______________________________________________________________________________ | |
477 | AliAnalysisTask *AliAnalysisManager::GetTask(const char *name) const | |
478 | { | |
479 | // Retreive task by name. | |
480 | if (!fTasks) return NULL; | |
481 | return (AliAnalysisTask*)fTasks->FindObject(name); | |
482 | } | |
483 | ||
484 | //______________________________________________________________________________ | |
485 | AliAnalysisDataContainer *AliAnalysisManager::CreateContainer(const char *name, | |
c52c2132 | 486 | TClass *datatype, EAliAnalysisContType type, const char *filename) |
d3106602 | 487 | { |
488 | // Create a data container of a certain type. Types can be: | |
c52c2132 | 489 | // kExchangeContainer = 0, used to exchange date between tasks |
d3106602 | 490 | // kInputContainer = 1, used to store input data |
491 | // kOutputContainer = 2, used for posting results | |
b1310ef5 | 492 | if (fContainers->FindObject(name)) { |
493 | Error("CreateContainer","A container named %s already defined !\n",name); | |
494 | return NULL; | |
495 | } | |
d3106602 | 496 | AliAnalysisDataContainer *cont = new AliAnalysisDataContainer(name, datatype); |
497 | fContainers->Add(cont); | |
498 | switch (type) { | |
499 | case kInputContainer: | |
500 | fInputs->Add(cont); | |
501 | break; | |
502 | case kOutputContainer: | |
503 | fOutputs->Add(cont); | |
c52c2132 | 504 | if (filename && strlen(filename)) cont->SetFileName(filename); |
d3106602 | 505 | break; |
c52c2132 | 506 | case kExchangeContainer: |
d3106602 | 507 | break; |
508 | } | |
509 | return cont; | |
510 | } | |
511 | ||
512 | //______________________________________________________________________________ | |
513 | Bool_t AliAnalysisManager::ConnectInput(AliAnalysisTask *task, Int_t islot, | |
514 | AliAnalysisDataContainer *cont) | |
515 | { | |
516 | // Connect input of an existing task to a data container. | |
517 | if (!fTasks->FindObject(task)) { | |
518 | AddTask(task); | |
c52c2132 | 519 | Warning("ConnectInput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 520 | } |
521 | Bool_t connected = task->ConnectInput(islot, cont); | |
522 | return connected; | |
523 | } | |
524 | ||
525 | //______________________________________________________________________________ | |
526 | Bool_t AliAnalysisManager::ConnectOutput(AliAnalysisTask *task, Int_t islot, | |
527 | AliAnalysisDataContainer *cont) | |
528 | { | |
529 | // Connect output of an existing task to a data container. | |
530 | if (!fTasks->FindObject(task)) { | |
531 | AddTask(task); | |
c52c2132 | 532 | Warning("ConnectOutput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 533 | } |
534 | Bool_t connected = task->ConnectOutput(islot, cont); | |
535 | return connected; | |
536 | } | |
537 | ||
538 | //______________________________________________________________________________ | |
539 | void AliAnalysisManager::CleanContainers() | |
540 | { | |
541 | // Clean data from all containers that have already finished all client tasks. | |
542 | TIter next(fContainers); | |
543 | AliAnalysisDataContainer *cont; | |
544 | while ((cont=(AliAnalysisDataContainer *)next())) { | |
545 | if (cont->IsOwnedData() && | |
546 | cont->IsDataReady() && | |
547 | cont->ClientsExecuted()) cont->DeleteData(); | |
548 | } | |
549 | } | |
550 | ||
551 | //______________________________________________________________________________ | |
552 | Bool_t AliAnalysisManager::InitAnalysis() | |
553 | { | |
554 | // Initialization of analysis chain of tasks. Should be called after all tasks | |
555 | // and data containers are properly connected | |
556 | // Check for input/output containers | |
557 | fInitOK = kFALSE; | |
d3106602 | 558 | // Check for top tasks (depending only on input data containers) |
559 | if (!fTasks->First()) { | |
c52c2132 | 560 | Error("InitAnalysis", "Analysis has no tasks !"); |
d3106602 | 561 | return kFALSE; |
562 | } | |
563 | TIter next(fTasks); | |
564 | AliAnalysisTask *task; | |
565 | AliAnalysisDataContainer *cont; | |
566 | Int_t ntop = 0; | |
567 | Int_t nzombies = 0; | |
327eaf46 | 568 | Bool_t iszombie = kFALSE; |
569 | Bool_t istop = kTRUE; | |
d3106602 | 570 | Int_t i; |
571 | while ((task=(AliAnalysisTask*)next())) { | |
327eaf46 | 572 | istop = kTRUE; |
573 | iszombie = kFALSE; | |
d3106602 | 574 | Int_t ninputs = task->GetNinputs(); |
d3106602 | 575 | for (i=0; i<ninputs; i++) { |
576 | cont = task->GetInputSlot(i)->GetContainer(); | |
577 | if (!cont) { | |
327eaf46 | 578 | if (!iszombie) { |
d3106602 | 579 | task->SetZombie(); |
580 | fZombies->Add(task); | |
581 | nzombies++; | |
327eaf46 | 582 | iszombie = kTRUE; |
d3106602 | 583 | } |
c52c2132 | 584 | Error("InitAnalysis", "Input slot %d of task %s has no container connected ! Declared zombie...", |
585 | i, task->GetName()); | |
d3106602 | 586 | } |
327eaf46 | 587 | if (iszombie) continue; |
d3106602 | 588 | // Check if cont is an input container |
327eaf46 | 589 | if (istop && !fInputs->FindObject(cont)) istop=kFALSE; |
d3106602 | 590 | // Connect to parent task |
591 | } | |
327eaf46 | 592 | if (istop) { |
d3106602 | 593 | ntop++; |
594 | fTopTasks->Add(task); | |
595 | } | |
596 | } | |
597 | if (!ntop) { | |
c52c2132 | 598 | Error("InitAnalysis", "No top task defined. At least one task should be connected only to input containers"); |
d3106602 | 599 | return kFALSE; |
600 | } | |
601 | // Check now if there are orphan tasks | |
602 | for (i=0; i<ntop; i++) { | |
603 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
604 | task->SetUsed(); | |
605 | } | |
606 | Int_t norphans = 0; | |
607 | next.Reset(); | |
608 | while ((task=(AliAnalysisTask*)next())) { | |
609 | if (!task->IsUsed()) { | |
610 | norphans++; | |
c52c2132 | 611 | Warning("InitAnalysis", "Task %s is orphan", task->GetName()); |
d3106602 | 612 | } |
613 | } | |
614 | // Check the task hierarchy (no parent task should depend on data provided | |
615 | // by a daughter task) | |
616 | for (i=0; i<ntop; i++) { | |
617 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
618 | if (task->CheckCircularDeps()) { | |
c52c2132 | 619 | Error("InitAnalysis", "Found illegal circular dependencies between following tasks:"); |
d3106602 | 620 | PrintStatus("dep"); |
621 | return kFALSE; | |
622 | } | |
623 | } | |
b1310ef5 | 624 | // Check that all containers feeding post-event loop tasks are in the outputs list |
625 | TIter nextcont(fContainers); // loop over all containers | |
626 | while ((cont=(AliAnalysisDataContainer*)nextcont())) { | |
627 | if (!cont->IsPostEventLoop() && !fOutputs->FindObject(cont)) { | |
628 | if (cont->HasConsumers()) { | |
629 | // Check if one of the consumers is post event loop | |
630 | TIter nextconsumer(cont->GetConsumers()); | |
631 | while ((task=(AliAnalysisTask*)nextconsumer())) { | |
632 | if (task->IsPostEventLoop()) { | |
633 | fOutputs->Add(cont); | |
634 | break; | |
635 | } | |
636 | } | |
637 | } | |
638 | } | |
639 | } | |
327eaf46 | 640 | fInitOK = kTRUE; |
d3106602 | 641 | return kTRUE; |
642 | } | |
643 | ||
644 | //______________________________________________________________________________ | |
645 | void AliAnalysisManager::PrintStatus(Option_t *option) const | |
646 | { | |
647 | // Print task hierarchy. | |
648 | TIter next(fTopTasks); | |
649 | AliAnalysisTask *task; | |
650 | while ((task=(AliAnalysisTask*)next())) | |
651 | task->PrintTask(option); | |
652 | } | |
653 | ||
654 | //______________________________________________________________________________ | |
655 | void AliAnalysisManager::ResetAnalysis() | |
656 | { | |
657 | // Reset all execution flags and clean containers. | |
658 | CleanContainers(); | |
659 | } | |
660 | ||
c52c2132 | 661 | //______________________________________________________________________________ |
662 | void AliAnalysisManager::StartAnalysis(const char *type, TTree *tree) | |
663 | { | |
664 | // Start analysis for this manager. Analysis task can be: LOCAL, PROOF or GRID. | |
665 | if (!fInitOK) { | |
666 | Error("StartAnalysis","Analysis manager was not initialized !"); | |
667 | return; | |
668 | } | |
669 | if (fDebug>1) { | |
670 | cout << "StartAnalysis: " << GetName() << endl; | |
671 | } | |
672 | TString anaType = type; | |
673 | anaType.ToLower(); | |
674 | fMode = kLocalAnalysis; | |
675 | if (tree) { | |
676 | if (anaType.Contains("proof")) fMode = kProofAnalysis; | |
677 | else if (anaType.Contains("grid")) fMode = kGridAnalysis; | |
678 | } | |
679 | if (fMode == kGridAnalysis) { | |
680 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
981f2614 | 681 | fMode = kLocalAnalysis; |
682 | } | |
efd53803 | 683 | char line[128]; |
684 | SetEventLoop(kFALSE); | |
b1310ef5 | 685 | // Disable all branches if requested and set event loop mode |
efd53803 | 686 | if (tree) { |
b1310ef5 | 687 | if (TestBit(kDisableBranches)) { |
688 | printf("Disabling all branches...\n"); | |
689 | // tree->SetBranchStatus("*",0); // not yet working | |
690 | } | |
efd53803 | 691 | SetEventLoop(kTRUE); |
692 | } | |
efd53803 | 693 | |
c52c2132 | 694 | TChain *chain = dynamic_cast<TChain*>(tree); |
9b33830a | 695 | |
696 | // Initialize locally all tasks | |
697 | TIter next(fTasks); | |
698 | AliAnalysisTask *task; | |
efd53803 | 699 | while ((task=(AliAnalysisTask*)next())) { |
efd53803 | 700 | task->LocalInit(); |
701 | } | |
702 | ||
c52c2132 | 703 | switch (fMode) { |
704 | case kLocalAnalysis: | |
705 | if (!tree) { | |
981f2614 | 706 | TIter next(fTasks); |
707 | AliAnalysisTask *task; | |
708 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 709 | while ((task=(AliAnalysisTask*)next())) { |
710 | TDirectory *curdir = gDirectory; | |
711 | task->CreateOutputObjects(); | |
712 | if (curdir) curdir->cd(); | |
713 | } | |
c52c2132 | 714 | ExecAnalysis(); |
981f2614 | 715 | Terminate(); |
c52c2132 | 716 | return; |
717 | } | |
718 | // Run tree-based analysis via AliAnalysisSelector | |
8eedd442 | 719 | // gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/AliAnalysisSelector.cxx+"); |
c52c2132 | 720 | cout << "===== RUNNING LOCAL ANALYSIS " << GetName() << " ON TREE " << tree->GetName() << endl; |
721 | sprintf(line, "AliAnalysisSelector *selector = new AliAnalysisSelector((AliAnalysisManager*)0x%lx);",(ULong_t)this); | |
722 | gROOT->ProcessLine(line); | |
723 | sprintf(line, "((TTree*)0x%lx)->Process(selector);",(ULong_t)tree); | |
724 | gROOT->ProcessLine(line); | |
725 | break; | |
726 | case kProofAnalysis: | |
727 | if (!gROOT->GetListOfProofs() || !gROOT->GetListOfProofs()->GetEntries()) { | |
728 | printf("StartAnalysis: no PROOF!!!\n"); | |
729 | return; | |
730 | } | |
731 | sprintf(line, "gProof->AddInput((TObject*)0x%lx);", (ULong_t)this); | |
732 | gROOT->ProcessLine(line); | |
733 | if (chain) { | |
734 | chain->SetProof(); | |
735 | cout << "===== RUNNING PROOF ANALYSIS " << GetName() << " ON CHAIN " << chain->GetName() << endl; | |
8eedd442 | 736 | chain->Process("AliAnalysisSelector"); |
c52c2132 | 737 | } else { |
738 | printf("StartAnalysis: no chain\n"); | |
739 | return; | |
740 | } | |
741 | break; | |
742 | case kGridAnalysis: | |
743 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
744 | } | |
745 | } | |
746 | ||
d3106602 | 747 | //______________________________________________________________________________ |
748 | void AliAnalysisManager::ExecAnalysis(Option_t *option) | |
749 | { | |
750 | // Execute analysis. | |
327eaf46 | 751 | if (!fInitOK) { |
c52c2132 | 752 | Error("ExecAnalysis", "Analysis manager was not initialized !"); |
327eaf46 | 753 | return; |
754 | } | |
d3106602 | 755 | AliAnalysisTask *task; |
327eaf46 | 756 | // Check if the top tree is active. |
757 | if (fTree) { | |
758 | TIter next(fTasks); | |
759 | // De-activate all tasks | |
760 | while ((task=(AliAnalysisTask*)next())) task->SetActive(kFALSE); | |
761 | AliAnalysisDataContainer *cont = (AliAnalysisDataContainer*)fInputs->At(0); | |
762 | if (!cont) { | |
c52c2132 | 763 | Error("ExecAnalysis","Cannot execute analysis in TSelector mode without at least one top container"); |
327eaf46 | 764 | return; |
765 | } | |
766 | cont->SetData(fTree); // This will notify all consumers | |
ed97dc98 | 767 | Long64_t entry = fTree->GetTree()->GetReadEntry(); |
768 | ||
6bb2b24f | 769 | // |
c3701689 | 770 | // Call BeginEvent() for optional input/output and MC services |
ed97dc98 | 771 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(entry); |
772 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(entry); | |
773 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(entry); | |
6bb2b24f | 774 | // |
775 | // Execute the tasks | |
327eaf46 | 776 | TIter next1(cont->GetConsumers()); |
777 | while ((task=(AliAnalysisTask*)next1())) { | |
c52c2132 | 778 | if (fDebug >1) { |
779 | cout << " Executing task " << task->GetName() << endl; | |
780 | } | |
6bb2b24f | 781 | |
327eaf46 | 782 | task->ExecuteTask(option); |
783 | } | |
6bb2b24f | 784 | // |
785 | // Call FinishEvent() for optional output and MC services | |
6073f8c9 | 786 | if (fInputEventHandler) fInputEventHandler ->FinishEvent(); |
6bb2b24f | 787 | if (fOutputEventHandler) fOutputEventHandler ->FinishEvent(); |
788 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); | |
789 | // | |
327eaf46 | 790 | return; |
791 | } | |
792 | // The event loop is not controlled by TSelector | |
6bb2b24f | 793 | // |
c3701689 | 794 | // Call BeginEvent() for optional input/output and MC services |
ed97dc98 | 795 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(-1); |
796 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(-1); | |
797 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(-1); | |
327eaf46 | 798 | TIter next2(fTopTasks); |
799 | while ((task=(AliAnalysisTask*)next2())) { | |
800 | task->SetActive(kTRUE); | |
c52c2132 | 801 | if (fDebug > 1) { |
802 | cout << " Executing task " << task->GetName() << endl; | |
803 | } | |
d3106602 | 804 | task->ExecuteTask(option); |
327eaf46 | 805 | } |
6bb2b24f | 806 | // |
807 | // Call FinishEvent() for optional output and MC services | |
6073f8c9 | 808 | if (fInputEventHandler) fInputEventHandler ->FinishEvent(); |
809 | if (fOutputEventHandler) fOutputEventHandler ->FinishEvent(); | |
6bb2b24f | 810 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); |
d3106602 | 811 | } |
812 | ||
813 | //______________________________________________________________________________ | |
814 | void AliAnalysisManager::FinishAnalysis() | |
815 | { | |
816 | // Finish analysis. | |
817 | } |