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