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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 | } |
c3701689 | 305 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(); |
6bb2b24f | 306 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(); |
307 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(); | |
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())) { | |
981f2614 | 337 | if (fDebug > 1) printf(" Packing container %s...\n", output->GetName()); |
338 | if (output->GetData()) target->Add(output->ExportData()); | |
c52c2132 | 339 | } |
340 | } | |
c52c2132 | 341 | if (fDebug > 1) { |
981f2614 | 342 | printf("<-AliAnalysisManager::PackOutput: output list contains %d containers\n", target->GetSize()); |
37153431 | 343 | } |
c52c2132 | 344 | } |
345 | ||
346 | //______________________________________________________________________________ | |
981f2614 | 347 | void AliAnalysisManager::ImportWrappers(TList *source) |
c52c2132 | 348 | { |
981f2614 | 349 | // Import data in output containers from wrappers coming in source. |
350 | if (fDebug > 1) { | |
351 | cout << "->AliAnalysisManager::ImportWrappers()" << endl; | |
352 | } | |
327eaf46 | 353 | TIter next(fOutputs); |
981f2614 | 354 | AliAnalysisDataContainer *cont; |
355 | AliAnalysisDataWrapper *wrap; | |
356 | Int_t icont = 0; | |
c52c2132 | 357 | while ((cont=(AliAnalysisDataContainer*)next())) { |
981f2614 | 358 | wrap = (AliAnalysisDataWrapper*)source->FindObject(cont->GetName()); |
359 | if (!wrap && fDebug>1) { | |
360 | printf("(WW) ImportWrappers: container %s not found in analysis output !\n", cont->GetName()); | |
c52c2132 | 361 | continue; |
362 | } | |
981f2614 | 363 | icont++; |
364 | if (fDebug > 1) printf(" Importing data for container %s\n", wrap->GetName()); | |
365 | if (cont->GetFileName()) printf(" -> %s\n", cont->GetFileName()); | |
366 | cont->ImportData(wrap); | |
c52c2132 | 367 | } |
981f2614 | 368 | if (fDebug > 1) { |
369 | cout << "<-AliAnalysisManager::ImportWrappers(): "<< icont << " containers imported" << endl; | |
370 | } | |
c52c2132 | 371 | } |
372 | ||
373 | //______________________________________________________________________________ | |
374 | void AliAnalysisManager::UnpackOutput(TList *source) | |
375 | { | |
376 | // Called by AliAnalysisSelector::Terminate. Output containers should | |
377 | // be in source in the same order as in fOutputs. | |
981f2614 | 378 | if (fDebug > 1) { |
379 | cout << "->AliAnalysisManager::UnpackOutput()" << endl; | |
380 | } | |
c52c2132 | 381 | if (!source) { |
981f2614 | 382 | Error("UnpackOutput", "No target. Aborting."); |
c52c2132 | 383 | return; |
384 | } | |
385 | if (fDebug > 1) { | |
c52c2132 | 386 | printf(" Source list contains %d containers\n", source->GetSize()); |
327eaf46 | 387 | } |
c52c2132 | 388 | |
981f2614 | 389 | if (fMode == kProofAnalysis) ImportWrappers(source); |
37153431 | 390 | |
981f2614 | 391 | TIter next(fOutputs); |
c52c2132 | 392 | AliAnalysisDataContainer *output; |
393 | while ((output=(AliAnalysisDataContainer*)next())) { | |
c52c2132 | 394 | if (!output->GetData()) continue; |
b1310ef5 | 395 | // Check if there are client tasks that run post event loop |
396 | if (output->HasConsumers()) { | |
397 | // Disable event loop semaphore | |
398 | output->SetPostEventLoop(kTRUE); | |
399 | TObjArray *list = output->GetConsumers(); | |
400 | Int_t ncons = list->GetEntriesFast(); | |
401 | for (Int_t i=0; i<ncons; i++) { | |
402 | AliAnalysisTask *task = (AliAnalysisTask*)list->At(i); | |
403 | task->CheckNotify(kTRUE); | |
404 | // If task is active, execute it | |
405 | if (task->IsPostEventLoop() && task->IsActive()) { | |
406 | if (fDebug > 1) { | |
407 | cout << "== Executing post event loop task " << task->GetName() << endl; | |
408 | } | |
409 | task->ExecuteTask(); | |
410 | } | |
411 | } | |
412 | } | |
c52c2132 | 413 | // Check if the output need to be written to a file. |
414 | const char *filename = output->GetFileName(); | |
8ca08916 | 415 | if (!(strcmp(filename, "default"))) { |
6bb2b24f | 416 | if (fOutputEventHandler) filename = fOutputEventHandler->GetOutputFileName(); |
8ca08916 | 417 | } |
418 | ||
c52c2132 | 419 | if (!filename || !strlen(filename)) continue; |
420 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
421 | if (file) file->cd(); | |
422 | else file = new TFile(filename, "RECREATE"); | |
423 | if (file->IsZombie()) continue; | |
424 | // Reparent data to this file | |
425 | TMethodCall callEnv; | |
426 | if (output->GetData()->IsA()) | |
427 | callEnv.InitWithPrototype(output->GetData()->IsA(), "SetDirectory", "TDirectory*"); | |
428 | if (callEnv.IsValid()) { | |
429 | callEnv.SetParam((Long_t) file); | |
430 | callEnv.Execute(output->GetData()); | |
431 | } | |
b1109411 | 432 | output->GetData()->Write(); |
c52c2132 | 433 | } |
981f2614 | 434 | if (fDebug > 1) { |
435 | cout << "<-AliAnalysisManager::UnpackOutput()" << endl; | |
436 | } | |
d3106602 | 437 | } |
438 | ||
439 | //______________________________________________________________________________ | |
440 | void AliAnalysisManager::Terminate() | |
441 | { | |
442 | // The Terminate() function is the last function to be called during | |
443 | // a query. It always runs on the client, it can be used to present | |
c52c2132 | 444 | // the results graphically. |
445 | if (fDebug > 1) { | |
981f2614 | 446 | cout << "->AliAnalysisManager::Terminate()" << endl; |
c52c2132 | 447 | } |
327eaf46 | 448 | AliAnalysisTask *task; |
c52c2132 | 449 | TIter next(fTasks); |
327eaf46 | 450 | // Call Terminate() for tasks |
c52c2132 | 451 | while ((task=(AliAnalysisTask*)next())) task->Terminate(); |
981f2614 | 452 | if (fDebug > 1) { |
453 | cout << "<-AliAnalysisManager::Terminate()" << endl; | |
454 | } | |
8c9485b2 | 455 | // |
6073f8c9 | 456 | if (fInputEventHandler) fInputEventHandler ->TerminateIO(); |
457 | if (fOutputEventHandler) fOutputEventHandler ->TerminateIO(); | |
458 | if (fMCtruthEventHandler) fMCtruthEventHandler->TerminateIO(); | |
d3106602 | 459 | } |
460 | ||
461 | //______________________________________________________________________________ | |
462 | void AliAnalysisManager::AddTask(AliAnalysisTask *task) | |
463 | { | |
464 | // Adds a user task to the global list of tasks. | |
465 | task->SetActive(kFALSE); | |
466 | fTasks->Add(task); | |
467 | } | |
468 | ||
469 | //______________________________________________________________________________ | |
470 | AliAnalysisTask *AliAnalysisManager::GetTask(const char *name) const | |
471 | { | |
472 | // Retreive task by name. | |
473 | if (!fTasks) return NULL; | |
474 | return (AliAnalysisTask*)fTasks->FindObject(name); | |
475 | } | |
476 | ||
477 | //______________________________________________________________________________ | |
478 | AliAnalysisDataContainer *AliAnalysisManager::CreateContainer(const char *name, | |
c52c2132 | 479 | TClass *datatype, EAliAnalysisContType type, const char *filename) |
d3106602 | 480 | { |
481 | // Create a data container of a certain type. Types can be: | |
c52c2132 | 482 | // kExchangeContainer = 0, used to exchange date between tasks |
d3106602 | 483 | // kInputContainer = 1, used to store input data |
484 | // kOutputContainer = 2, used for posting results | |
b1310ef5 | 485 | if (fContainers->FindObject(name)) { |
486 | Error("CreateContainer","A container named %s already defined !\n",name); | |
487 | return NULL; | |
488 | } | |
d3106602 | 489 | AliAnalysisDataContainer *cont = new AliAnalysisDataContainer(name, datatype); |
490 | fContainers->Add(cont); | |
491 | switch (type) { | |
492 | case kInputContainer: | |
493 | fInputs->Add(cont); | |
494 | break; | |
495 | case kOutputContainer: | |
496 | fOutputs->Add(cont); | |
c52c2132 | 497 | if (filename && strlen(filename)) cont->SetFileName(filename); |
d3106602 | 498 | break; |
c52c2132 | 499 | case kExchangeContainer: |
d3106602 | 500 | break; |
501 | } | |
502 | return cont; | |
503 | } | |
504 | ||
505 | //______________________________________________________________________________ | |
506 | Bool_t AliAnalysisManager::ConnectInput(AliAnalysisTask *task, Int_t islot, | |
507 | AliAnalysisDataContainer *cont) | |
508 | { | |
509 | // Connect input of an existing task to a data container. | |
510 | if (!fTasks->FindObject(task)) { | |
511 | AddTask(task); | |
c52c2132 | 512 | Warning("ConnectInput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 513 | } |
514 | Bool_t connected = task->ConnectInput(islot, cont); | |
515 | return connected; | |
516 | } | |
517 | ||
518 | //______________________________________________________________________________ | |
519 | Bool_t AliAnalysisManager::ConnectOutput(AliAnalysisTask *task, Int_t islot, | |
520 | AliAnalysisDataContainer *cont) | |
521 | { | |
522 | // Connect output of an existing task to a data container. | |
523 | if (!fTasks->FindObject(task)) { | |
524 | AddTask(task); | |
c52c2132 | 525 | Warning("ConnectOutput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 526 | } |
527 | Bool_t connected = task->ConnectOutput(islot, cont); | |
528 | return connected; | |
529 | } | |
530 | ||
531 | //______________________________________________________________________________ | |
532 | void AliAnalysisManager::CleanContainers() | |
533 | { | |
534 | // Clean data from all containers that have already finished all client tasks. | |
535 | TIter next(fContainers); | |
536 | AliAnalysisDataContainer *cont; | |
537 | while ((cont=(AliAnalysisDataContainer *)next())) { | |
538 | if (cont->IsOwnedData() && | |
539 | cont->IsDataReady() && | |
540 | cont->ClientsExecuted()) cont->DeleteData(); | |
541 | } | |
542 | } | |
543 | ||
544 | //______________________________________________________________________________ | |
545 | Bool_t AliAnalysisManager::InitAnalysis() | |
546 | { | |
547 | // Initialization of analysis chain of tasks. Should be called after all tasks | |
548 | // and data containers are properly connected | |
549 | // Check for input/output containers | |
550 | fInitOK = kFALSE; | |
d3106602 | 551 | // Check for top tasks (depending only on input data containers) |
552 | if (!fTasks->First()) { | |
c52c2132 | 553 | Error("InitAnalysis", "Analysis has no tasks !"); |
d3106602 | 554 | return kFALSE; |
555 | } | |
556 | TIter next(fTasks); | |
557 | AliAnalysisTask *task; | |
558 | AliAnalysisDataContainer *cont; | |
559 | Int_t ntop = 0; | |
560 | Int_t nzombies = 0; | |
327eaf46 | 561 | Bool_t iszombie = kFALSE; |
562 | Bool_t istop = kTRUE; | |
d3106602 | 563 | Int_t i; |
564 | while ((task=(AliAnalysisTask*)next())) { | |
327eaf46 | 565 | istop = kTRUE; |
566 | iszombie = kFALSE; | |
d3106602 | 567 | Int_t ninputs = task->GetNinputs(); |
d3106602 | 568 | for (i=0; i<ninputs; i++) { |
569 | cont = task->GetInputSlot(i)->GetContainer(); | |
570 | if (!cont) { | |
327eaf46 | 571 | if (!iszombie) { |
d3106602 | 572 | task->SetZombie(); |
573 | fZombies->Add(task); | |
574 | nzombies++; | |
327eaf46 | 575 | iszombie = kTRUE; |
d3106602 | 576 | } |
c52c2132 | 577 | Error("InitAnalysis", "Input slot %d of task %s has no container connected ! Declared zombie...", |
578 | i, task->GetName()); | |
d3106602 | 579 | } |
327eaf46 | 580 | if (iszombie) continue; |
d3106602 | 581 | // Check if cont is an input container |
327eaf46 | 582 | if (istop && !fInputs->FindObject(cont)) istop=kFALSE; |
d3106602 | 583 | // Connect to parent task |
584 | } | |
327eaf46 | 585 | if (istop) { |
d3106602 | 586 | ntop++; |
587 | fTopTasks->Add(task); | |
588 | } | |
589 | } | |
590 | if (!ntop) { | |
c52c2132 | 591 | Error("InitAnalysis", "No top task defined. At least one task should be connected only to input containers"); |
d3106602 | 592 | return kFALSE; |
593 | } | |
594 | // Check now if there are orphan tasks | |
595 | for (i=0; i<ntop; i++) { | |
596 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
597 | task->SetUsed(); | |
598 | } | |
599 | Int_t norphans = 0; | |
600 | next.Reset(); | |
601 | while ((task=(AliAnalysisTask*)next())) { | |
602 | if (!task->IsUsed()) { | |
603 | norphans++; | |
c52c2132 | 604 | Warning("InitAnalysis", "Task %s is orphan", task->GetName()); |
d3106602 | 605 | } |
606 | } | |
607 | // Check the task hierarchy (no parent task should depend on data provided | |
608 | // by a daughter task) | |
609 | for (i=0; i<ntop; i++) { | |
610 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
611 | if (task->CheckCircularDeps()) { | |
c52c2132 | 612 | Error("InitAnalysis", "Found illegal circular dependencies between following tasks:"); |
d3106602 | 613 | PrintStatus("dep"); |
614 | return kFALSE; | |
615 | } | |
616 | } | |
b1310ef5 | 617 | // Check that all containers feeding post-event loop tasks are in the outputs list |
618 | TIter nextcont(fContainers); // loop over all containers | |
619 | while ((cont=(AliAnalysisDataContainer*)nextcont())) { | |
620 | if (!cont->IsPostEventLoop() && !fOutputs->FindObject(cont)) { | |
621 | if (cont->HasConsumers()) { | |
622 | // Check if one of the consumers is post event loop | |
623 | TIter nextconsumer(cont->GetConsumers()); | |
624 | while ((task=(AliAnalysisTask*)nextconsumer())) { | |
625 | if (task->IsPostEventLoop()) { | |
626 | fOutputs->Add(cont); | |
627 | break; | |
628 | } | |
629 | } | |
630 | } | |
631 | } | |
632 | } | |
327eaf46 | 633 | fInitOK = kTRUE; |
d3106602 | 634 | return kTRUE; |
635 | } | |
636 | ||
637 | //______________________________________________________________________________ | |
638 | void AliAnalysisManager::PrintStatus(Option_t *option) const | |
639 | { | |
640 | // Print task hierarchy. | |
641 | TIter next(fTopTasks); | |
642 | AliAnalysisTask *task; | |
643 | while ((task=(AliAnalysisTask*)next())) | |
644 | task->PrintTask(option); | |
645 | } | |
646 | ||
647 | //______________________________________________________________________________ | |
648 | void AliAnalysisManager::ResetAnalysis() | |
649 | { | |
650 | // Reset all execution flags and clean containers. | |
651 | CleanContainers(); | |
652 | } | |
653 | ||
c52c2132 | 654 | //______________________________________________________________________________ |
655 | void AliAnalysisManager::StartAnalysis(const char *type, TTree *tree) | |
656 | { | |
657 | // Start analysis for this manager. Analysis task can be: LOCAL, PROOF or GRID. | |
658 | if (!fInitOK) { | |
659 | Error("StartAnalysis","Analysis manager was not initialized !"); | |
660 | return; | |
661 | } | |
662 | if (fDebug>1) { | |
663 | cout << "StartAnalysis: " << GetName() << endl; | |
664 | } | |
665 | TString anaType = type; | |
666 | anaType.ToLower(); | |
667 | fMode = kLocalAnalysis; | |
668 | if (tree) { | |
669 | if (anaType.Contains("proof")) fMode = kProofAnalysis; | |
670 | else if (anaType.Contains("grid")) fMode = kGridAnalysis; | |
671 | } | |
672 | if (fMode == kGridAnalysis) { | |
673 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
981f2614 | 674 | fMode = kLocalAnalysis; |
675 | } | |
efd53803 | 676 | char line[128]; |
677 | SetEventLoop(kFALSE); | |
b1310ef5 | 678 | // Disable all branches if requested and set event loop mode |
efd53803 | 679 | if (tree) { |
b1310ef5 | 680 | if (TestBit(kDisableBranches)) { |
681 | printf("Disabling all branches...\n"); | |
682 | // tree->SetBranchStatus("*",0); // not yet working | |
683 | } | |
efd53803 | 684 | SetEventLoop(kTRUE); |
685 | } | |
efd53803 | 686 | |
c52c2132 | 687 | TChain *chain = dynamic_cast<TChain*>(tree); |
9b33830a | 688 | |
689 | // Initialize locally all tasks | |
690 | TIter next(fTasks); | |
691 | AliAnalysisTask *task; | |
efd53803 | 692 | while ((task=(AliAnalysisTask*)next())) { |
efd53803 | 693 | task->LocalInit(); |
694 | } | |
695 | ||
c52c2132 | 696 | switch (fMode) { |
697 | case kLocalAnalysis: | |
698 | if (!tree) { | |
981f2614 | 699 | TIter next(fTasks); |
700 | AliAnalysisTask *task; | |
701 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 702 | while ((task=(AliAnalysisTask*)next())) { |
703 | TDirectory *curdir = gDirectory; | |
704 | task->CreateOutputObjects(); | |
705 | if (curdir) curdir->cd(); | |
706 | } | |
c52c2132 | 707 | ExecAnalysis(); |
981f2614 | 708 | Terminate(); |
c52c2132 | 709 | return; |
710 | } | |
711 | // Run tree-based analysis via AliAnalysisSelector | |
8eedd442 | 712 | // gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/AliAnalysisSelector.cxx+"); |
c52c2132 | 713 | cout << "===== RUNNING LOCAL ANALYSIS " << GetName() << " ON TREE " << tree->GetName() << endl; |
714 | sprintf(line, "AliAnalysisSelector *selector = new AliAnalysisSelector((AliAnalysisManager*)0x%lx);",(ULong_t)this); | |
715 | gROOT->ProcessLine(line); | |
716 | sprintf(line, "((TTree*)0x%lx)->Process(selector);",(ULong_t)tree); | |
717 | gROOT->ProcessLine(line); | |
718 | break; | |
719 | case kProofAnalysis: | |
720 | if (!gROOT->GetListOfProofs() || !gROOT->GetListOfProofs()->GetEntries()) { | |
721 | printf("StartAnalysis: no PROOF!!!\n"); | |
722 | return; | |
723 | } | |
724 | sprintf(line, "gProof->AddInput((TObject*)0x%lx);", (ULong_t)this); | |
725 | gROOT->ProcessLine(line); | |
726 | if (chain) { | |
727 | chain->SetProof(); | |
728 | cout << "===== RUNNING PROOF ANALYSIS " << GetName() << " ON CHAIN " << chain->GetName() << endl; | |
8eedd442 | 729 | chain->Process("AliAnalysisSelector"); |
c52c2132 | 730 | } else { |
731 | printf("StartAnalysis: no chain\n"); | |
732 | return; | |
733 | } | |
734 | break; | |
735 | case kGridAnalysis: | |
736 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
737 | } | |
738 | } | |
739 | ||
d3106602 | 740 | //______________________________________________________________________________ |
741 | void AliAnalysisManager::ExecAnalysis(Option_t *option) | |
742 | { | |
743 | // Execute analysis. | |
327eaf46 | 744 | if (!fInitOK) { |
c52c2132 | 745 | Error("ExecAnalysis", "Analysis manager was not initialized !"); |
327eaf46 | 746 | return; |
747 | } | |
d3106602 | 748 | AliAnalysisTask *task; |
327eaf46 | 749 | // Check if the top tree is active. |
750 | if (fTree) { | |
751 | TIter next(fTasks); | |
752 | // De-activate all tasks | |
753 | while ((task=(AliAnalysisTask*)next())) task->SetActive(kFALSE); | |
754 | AliAnalysisDataContainer *cont = (AliAnalysisDataContainer*)fInputs->At(0); | |
755 | if (!cont) { | |
c52c2132 | 756 | Error("ExecAnalysis","Cannot execute analysis in TSelector mode without at least one top container"); |
327eaf46 | 757 | return; |
758 | } | |
759 | cont->SetData(fTree); // This will notify all consumers | |
6bb2b24f | 760 | // |
c3701689 | 761 | // Call BeginEvent() for optional input/output and MC services |
762 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(); | |
6bb2b24f | 763 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(); |
764 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(); | |
765 | // | |
766 | // Execute the tasks | |
327eaf46 | 767 | TIter next1(cont->GetConsumers()); |
768 | while ((task=(AliAnalysisTask*)next1())) { | |
c52c2132 | 769 | if (fDebug >1) { |
770 | cout << " Executing task " << task->GetName() << endl; | |
771 | } | |
6bb2b24f | 772 | |
327eaf46 | 773 | task->ExecuteTask(option); |
774 | } | |
6bb2b24f | 775 | // |
776 | // Call FinishEvent() for optional output and MC services | |
6073f8c9 | 777 | if (fInputEventHandler) fInputEventHandler ->FinishEvent(); |
6bb2b24f | 778 | if (fOutputEventHandler) fOutputEventHandler ->FinishEvent(); |
779 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); | |
780 | // | |
327eaf46 | 781 | return; |
782 | } | |
783 | // The event loop is not controlled by TSelector | |
6bb2b24f | 784 | // |
c3701689 | 785 | // Call BeginEvent() for optional input/output and MC services |
786 | if (fInputEventHandler) fInputEventHandler ->BeginEvent(); | |
6bb2b24f | 787 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(); |
788 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(); | |
327eaf46 | 789 | TIter next2(fTopTasks); |
790 | while ((task=(AliAnalysisTask*)next2())) { | |
791 | task->SetActive(kTRUE); | |
c52c2132 | 792 | if (fDebug > 1) { |
793 | cout << " Executing task " << task->GetName() << endl; | |
794 | } | |
d3106602 | 795 | task->ExecuteTask(option); |
327eaf46 | 796 | } |
6bb2b24f | 797 | // |
798 | // Call FinishEvent() for optional output and MC services | |
6073f8c9 | 799 | if (fInputEventHandler) fInputEventHandler ->FinishEvent(); |
800 | if (fOutputEventHandler) fOutputEventHandler ->FinishEvent(); | |
6bb2b24f | 801 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); |
d3106602 | 802 | } |
803 | ||
804 | //______________________________________________________________________________ | |
805 | void AliAnalysisManager::FinishAnalysis() | |
806 | { | |
807 | // Finish analysis. | |
808 | } |