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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), |
54cff064 | 51 | fInputEventHandler(NULL), |
6bb2b24f | 52 | fOutputEventHandler(NULL), |
53 | fMCtruthEventHandler(NULL), | |
c52c2132 | 54 | fCurrentEntry(-1), |
55 | fMode(kLocalAnalysis), | |
37a26056 | 56 | fInitOK(kFALSE), |
6bb2b24f | 57 | fDebug(0), |
c52c2132 | 58 | fTasks(NULL), |
59 | fTopTasks(NULL), | |
60 | fZombies(NULL), | |
37a26056 | 61 | fContainers(NULL), |
62 | fInputs(NULL), | |
c52c2132 | 63 | fOutputs(NULL) |
64 | { | |
65 | // Dummy constructor. | |
66 | fgAnalysisManager = this; | |
b1310ef5 | 67 | SetEventLoop(kTRUE); |
c52c2132 | 68 | } |
69 | ||
70 | //______________________________________________________________________________ | |
71 | AliAnalysisManager::AliAnalysisManager(const char *name, const char *title) | |
72 | :TNamed(name,title), | |
73 | fTree(NULL), | |
54cff064 | 74 | fInputEventHandler(NULL), |
6bb2b24f | 75 | fOutputEventHandler(NULL), |
76 | fMCtruthEventHandler(NULL), | |
c52c2132 | 77 | fCurrentEntry(-1), |
78 | fMode(kLocalAnalysis), | |
79 | fInitOK(kFALSE), | |
80 | fDebug(0), | |
37a26056 | 81 | fTasks(NULL), |
82 | fTopTasks(NULL), | |
c52c2132 | 83 | fZombies(NULL), |
84 | fContainers(NULL), | |
85 | fInputs(NULL), | |
86 | fOutputs(NULL) | |
d3106602 | 87 | { |
88 | // Default constructor. | |
c52c2132 | 89 | fgAnalysisManager = this; |
90 | fTasks = new TObjArray(); | |
91 | fTopTasks = new TObjArray(); | |
92 | fZombies = new TObjArray(); | |
93 | fContainers = new TObjArray(); | |
94 | fInputs = new TObjArray(); | |
37153431 | 95 | fOutputs = new TObjArray(); |
b1310ef5 | 96 | SetEventLoop(kTRUE); |
d3106602 | 97 | } |
98 | ||
99 | //______________________________________________________________________________ | |
100 | AliAnalysisManager::AliAnalysisManager(const AliAnalysisManager& other) | |
c52c2132 | 101 | :TNamed(other), |
327eaf46 | 102 | fTree(NULL), |
54cff064 | 103 | fInputEventHandler(NULL), |
6bb2b24f | 104 | fOutputEventHandler(NULL), |
105 | fMCtruthEventHandler(NULL), | |
c52c2132 | 106 | fCurrentEntry(-1), |
107 | fMode(other.fMode), | |
108 | fInitOK(other.fInitOK), | |
109 | fDebug(other.fDebug), | |
37a26056 | 110 | fTasks(NULL), |
111 | fTopTasks(NULL), | |
c52c2132 | 112 | fZombies(NULL), |
113 | fContainers(NULL), | |
114 | fInputs(NULL), | |
115 | fOutputs(NULL) | |
d3106602 | 116 | { |
117 | // Copy constructor. | |
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 | ||
127 | //______________________________________________________________________________ | |
128 | AliAnalysisManager& AliAnalysisManager::operator=(const AliAnalysisManager& other) | |
129 | { | |
130 | // Assignment | |
131 | if (&other != this) { | |
c52c2132 | 132 | TNamed::operator=(other); |
54cff064 | 133 | fInputEventHandler = other.fInputEventHandler; |
6bb2b24f | 134 | fOutputEventHandler = other.fOutputEventHandler; |
135 | fMCtruthEventHandler = other.fMCtruthEventHandler; | |
c52c2132 | 136 | fTree = NULL; |
137 | fCurrentEntry = -1; | |
138 | fMode = other.fMode; | |
37a26056 | 139 | fInitOK = other.fInitOK; |
c52c2132 | 140 | fDebug = other.fDebug; |
37a26056 | 141 | fTasks = new TObjArray(*other.fTasks); |
142 | fTopTasks = new TObjArray(*other.fTopTasks); | |
143 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 144 | fContainers = new TObjArray(*other.fContainers); |
145 | fInputs = new TObjArray(*other.fInputs); | |
146 | fOutputs = new TObjArray(*other.fOutputs); | |
147 | fgAnalysisManager = this; | |
d3106602 | 148 | } |
149 | return *this; | |
150 | } | |
151 | ||
152 | //______________________________________________________________________________ | |
153 | AliAnalysisManager::~AliAnalysisManager() | |
154 | { | |
155 | // Destructor. | |
d3106602 | 156 | if (fTasks) {fTasks->Delete(); delete fTasks;} |
157 | if (fTopTasks) delete fTopTasks; | |
158 | if (fZombies) delete fZombies; | |
c52c2132 | 159 | if (fContainers) {fContainers->Delete(); delete fContainers;} |
160 | if (fInputs) delete fInputs; | |
161 | if (fOutputs) delete fOutputs; | |
162 | if (fgAnalysisManager==this) fgAnalysisManager = NULL; | |
d3106602 | 163 | } |
c52c2132 | 164 | |
d3106602 | 165 | //______________________________________________________________________________ |
327eaf46 | 166 | Int_t AliAnalysisManager::GetEntry(Long64_t entry, Int_t getall) |
167 | { | |
168 | // Read one entry of the tree or a whole branch. | |
c52c2132 | 169 | if (fDebug > 1) { |
170 | cout << "== AliAnalysisManager::GetEntry()" << endl; | |
171 | } | |
172 | fCurrentEntry = entry; | |
327eaf46 | 173 | return fTree ? fTree->GetTree()->GetEntry(entry, getall) : 0; |
174 | } | |
175 | ||
176 | //______________________________________________________________________________ | |
177 | void AliAnalysisManager::Init(TTree *tree) | |
d3106602 | 178 | { |
179 | // The Init() function is called when the selector needs to initialize | |
180 | // a new tree or chain. Typically here the branch addresses of the tree | |
181 | // will be set. It is normaly not necessary to make changes to the | |
182 | // generated code, but the routine can be extended by the user if needed. | |
183 | // Init() will be called many times when running with PROOF. | |
327eaf46 | 184 | if (!tree) return; |
c52c2132 | 185 | if (fDebug > 1) { |
981f2614 | 186 | printf("->AliAnalysisManager::Init(%s)\n", tree->GetName()); |
c52c2132 | 187 | } |
fdb458ec | 188 | |
189 | if (fInputEventHandler) { | |
190 | fInputEventHandler->SetInputTree(tree); | |
191 | fInputEventHandler->InitIO(""); | |
192 | } | |
193 | ||
c52c2132 | 194 | if (!fInitOK) InitAnalysis(); |
195 | if (!fInitOK) return; | |
327eaf46 | 196 | fTree = tree; |
197 | AliAnalysisDataContainer *top = (AliAnalysisDataContainer*)fInputs->At(0); | |
c52c2132 | 198 | if (!top) { |
199 | cout<<"Error: No top input container !" <<endl; | |
200 | return; | |
37153431 | 201 | } |
327eaf46 | 202 | top->SetData(tree); |
981f2614 | 203 | if (fDebug > 1) { |
204 | printf("<-AliAnalysisManager::Init(%s)\n", tree->GetName()); | |
205 | } | |
d3106602 | 206 | } |
207 | ||
208 | //______________________________________________________________________________ | |
327eaf46 | 209 | void AliAnalysisManager::Begin(TTree *tree) |
d3106602 | 210 | { |
211 | // The Begin() function is called at the start of the query. | |
212 | // When running with PROOF Begin() is only called on the client. | |
213 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 214 | if (fDebug > 1) { |
215 | cout << "AliAnalysisManager::Begin()" << endl; | |
216 | } | |
327eaf46 | 217 | Init(tree); |
d3106602 | 218 | } |
219 | ||
220 | //______________________________________________________________________________ | |
327eaf46 | 221 | void AliAnalysisManager::SlaveBegin(TTree *tree) |
d3106602 | 222 | { |
223 | // The SlaveBegin() function is called after the Begin() function. | |
224 | // When running with PROOF SlaveBegin() is called on each slave server. | |
225 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 226 | if (fDebug > 1) { |
981f2614 | 227 | cout << "->AliAnalysisManager::SlaveBegin()" << endl; |
37153431 | 228 | } |
8c9485b2 | 229 | // Call InitIO of EventHandler |
6bb2b24f | 230 | if (fOutputEventHandler) { |
8ca08916 | 231 | if (fMode == kProofAnalysis) { |
6bb2b24f | 232 | fOutputEventHandler->InitIO("proof"); |
8ca08916 | 233 | } else { |
6bb2b24f | 234 | fOutputEventHandler->InitIO("local"); |
8ca08916 | 235 | } |
bcce695f | 236 | } |
fdb458ec | 237 | if (fInputEventHandler && fMode == kLocalAnalysis) { |
54cff064 | 238 | fInputEventHandler->SetInputTree(tree); |
239 | fInputEventHandler->InitIO(""); | |
240 | } | |
241 | ||
8c9485b2 | 242 | // |
c52c2132 | 243 | TIter next(fTasks); |
244 | AliAnalysisTask *task; | |
245 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 246 | while ((task=(AliAnalysisTask*)next())) { |
247 | TDirectory *curdir = gDirectory; | |
c52c2132 | 248 | task->CreateOutputObjects(); |
c5a87c56 | 249 | if (curdir) curdir->cd(); |
250 | } | |
fdb458ec | 251 | if (fMode == kLocalAnalysis) |
252 | Init(tree); | |
981f2614 | 253 | if (fDebug > 1) { |
254 | cout << "<-AliAnalysisManager::SlaveBegin()" << endl; | |
255 | } | |
d3106602 | 256 | } |
257 | ||
258 | //______________________________________________________________________________ | |
327eaf46 | 259 | Bool_t AliAnalysisManager::Notify() |
260 | { | |
261 | // The Notify() function is called when a new file is opened. This | |
262 | // can be either for a new TTree in a TChain or when when a new TTree | |
263 | // is started when using PROOF. It is normaly not necessary to make changes | |
264 | // to the generated code, but the routine can be extended by the | |
265 | // user if needed. The return value is currently not used. | |
53faeca4 | 266 | if (fTree) { |
fdb458ec | 267 | TFile *curfile = fTree->GetCurrentFile(); |
268 | if (curfile && fDebug>1) printf("AliAnalysisManager::Notify() file: %s\n", curfile->GetName()); | |
269 | TIter next(fTasks); | |
270 | AliAnalysisTask *task; | |
271 | // Call Notify for all tasks | |
272 | while ((task=(AliAnalysisTask*)next())) | |
273 | task->Notify(); | |
274 | ||
275 | // Call Notify of the MC truth handler | |
276 | if (fMCtruthEventHandler) { | |
277 | fMCtruthEventHandler->Notify(curfile->GetName()); | |
278 | } | |
890126ab | 279 | |
fdb458ec | 280 | } |
281 | return kTRUE; | |
327eaf46 | 282 | } |
283 | ||
284 | //______________________________________________________________________________ | |
285 | Bool_t AliAnalysisManager::Process(Long64_t entry) | |
d3106602 | 286 | { |
287 | // The Process() function is called for each entry in the tree (or possibly | |
288 | // keyed object in the case of PROOF) to be processed. The entry argument | |
289 | // specifies which entry in the currently loaded tree is to be processed. | |
290 | // It can be passed to either TTree::GetEntry() or TBranch::GetEntry() | |
291 | // to read either all or the required parts of the data. When processing | |
292 | // keyed objects with PROOF, the object is already loaded and is available | |
293 | // via the fObject pointer. | |
294 | // | |
295 | // This function should contain the "body" of the analysis. It can contain | |
296 | // simple or elaborate selection criteria, run algorithms on the data | |
297 | // of the event and typically fill histograms. | |
298 | ||
299 | // WARNING when a selector is used with a TChain, you must use | |
300 | // the pointer to the current TTree to call GetEntry(entry). | |
301 | // The entry is always the local entry number in the current tree. | |
302 | // Assuming that fChain is the pointer to the TChain being processed, | |
303 | // use fChain->GetTree()->GetEntry(entry). | |
c52c2132 | 304 | if (fDebug > 1) { |
981f2614 | 305 | cout << "->AliAnalysisManager::Process()" << endl; |
37153431 | 306 | } |
6bb2b24f | 307 | |
308 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(); | |
309 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(); | |
310 | ||
327eaf46 | 311 | GetEntry(entry); |
312 | ExecAnalysis(); | |
981f2614 | 313 | if (fDebug > 1) { |
314 | cout << "<-AliAnalysisManager::Process()" << endl; | |
315 | } | |
327eaf46 | 316 | return kTRUE; |
d3106602 | 317 | } |
318 | ||
319 | //______________________________________________________________________________ | |
c52c2132 | 320 | void AliAnalysisManager::PackOutput(TList *target) |
d3106602 | 321 | { |
981f2614 | 322 | // Pack all output data containers in the output list. Called at SlaveTerminate |
323 | // stage in PROOF case for each slave. | |
c52c2132 | 324 | if (fDebug > 1) { |
981f2614 | 325 | cout << "->AliAnalysisManager::PackOutput()" << endl; |
c52c2132 | 326 | } |
327 | if (!target) { | |
328 | Error("PackOutput", "No target. Aborting."); | |
329 | return; | |
37153431 | 330 | } |
c52c2132 | 331 | |
6bb2b24f | 332 | if (fOutputEventHandler) fOutputEventHandler ->Terminate(); |
333 | if (fMCtruthEventHandler) fMCtruthEventHandler->Terminate(); | |
8c9485b2 | 334 | |
c52c2132 | 335 | if (fMode == kProofAnalysis) { |
336 | TIter next(fOutputs); | |
337 | AliAnalysisDataContainer *output; | |
338 | while ((output=(AliAnalysisDataContainer*)next())) { | |
981f2614 | 339 | if (fDebug > 1) printf(" Packing container %s...\n", output->GetName()); |
340 | if (output->GetData()) target->Add(output->ExportData()); | |
c52c2132 | 341 | } |
342 | } | |
c52c2132 | 343 | if (fDebug > 1) { |
981f2614 | 344 | printf("<-AliAnalysisManager::PackOutput: output list contains %d containers\n", target->GetSize()); |
37153431 | 345 | } |
c52c2132 | 346 | } |
347 | ||
348 | //______________________________________________________________________________ | |
981f2614 | 349 | void AliAnalysisManager::ImportWrappers(TList *source) |
c52c2132 | 350 | { |
981f2614 | 351 | // Import data in output containers from wrappers coming in source. |
352 | if (fDebug > 1) { | |
353 | cout << "->AliAnalysisManager::ImportWrappers()" << endl; | |
354 | } | |
327eaf46 | 355 | TIter next(fOutputs); |
981f2614 | 356 | AliAnalysisDataContainer *cont; |
357 | AliAnalysisDataWrapper *wrap; | |
358 | Int_t icont = 0; | |
c52c2132 | 359 | while ((cont=(AliAnalysisDataContainer*)next())) { |
981f2614 | 360 | wrap = (AliAnalysisDataWrapper*)source->FindObject(cont->GetName()); |
361 | if (!wrap && fDebug>1) { | |
362 | printf("(WW) ImportWrappers: container %s not found in analysis output !\n", cont->GetName()); | |
c52c2132 | 363 | continue; |
364 | } | |
981f2614 | 365 | icont++; |
366 | if (fDebug > 1) printf(" Importing data for container %s\n", wrap->GetName()); | |
367 | if (cont->GetFileName()) printf(" -> %s\n", cont->GetFileName()); | |
368 | cont->ImportData(wrap); | |
c52c2132 | 369 | } |
981f2614 | 370 | if (fDebug > 1) { |
371 | cout << "<-AliAnalysisManager::ImportWrappers(): "<< icont << " containers imported" << endl; | |
372 | } | |
c52c2132 | 373 | } |
374 | ||
375 | //______________________________________________________________________________ | |
376 | void AliAnalysisManager::UnpackOutput(TList *source) | |
377 | { | |
378 | // Called by AliAnalysisSelector::Terminate. Output containers should | |
379 | // be in source in the same order as in fOutputs. | |
981f2614 | 380 | if (fDebug > 1) { |
381 | cout << "->AliAnalysisManager::UnpackOutput()" << endl; | |
382 | } | |
c52c2132 | 383 | if (!source) { |
981f2614 | 384 | Error("UnpackOutput", "No target. Aborting."); |
c52c2132 | 385 | return; |
386 | } | |
387 | if (fDebug > 1) { | |
c52c2132 | 388 | printf(" Source list contains %d containers\n", source->GetSize()); |
327eaf46 | 389 | } |
c52c2132 | 390 | |
981f2614 | 391 | if (fMode == kProofAnalysis) ImportWrappers(source); |
37153431 | 392 | |
981f2614 | 393 | TIter next(fOutputs); |
c52c2132 | 394 | AliAnalysisDataContainer *output; |
395 | while ((output=(AliAnalysisDataContainer*)next())) { | |
c52c2132 | 396 | if (!output->GetData()) continue; |
b1310ef5 | 397 | // Check if there are client tasks that run post event loop |
398 | if (output->HasConsumers()) { | |
399 | // Disable event loop semaphore | |
400 | output->SetPostEventLoop(kTRUE); | |
401 | TObjArray *list = output->GetConsumers(); | |
402 | Int_t ncons = list->GetEntriesFast(); | |
403 | for (Int_t i=0; i<ncons; i++) { | |
404 | AliAnalysisTask *task = (AliAnalysisTask*)list->At(i); | |
405 | task->CheckNotify(kTRUE); | |
406 | // If task is active, execute it | |
407 | if (task->IsPostEventLoop() && task->IsActive()) { | |
408 | if (fDebug > 1) { | |
409 | cout << "== Executing post event loop task " << task->GetName() << endl; | |
410 | } | |
411 | task->ExecuteTask(); | |
412 | } | |
413 | } | |
414 | } | |
c52c2132 | 415 | // Check if the output need to be written to a file. |
416 | const char *filename = output->GetFileName(); | |
8ca08916 | 417 | if (!(strcmp(filename, "default"))) { |
6bb2b24f | 418 | if (fOutputEventHandler) filename = fOutputEventHandler->GetOutputFileName(); |
8ca08916 | 419 | } |
420 | ||
c52c2132 | 421 | if (!filename || !strlen(filename)) continue; |
422 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
423 | if (file) file->cd(); | |
424 | else file = new TFile(filename, "RECREATE"); | |
425 | if (file->IsZombie()) continue; | |
426 | // Reparent data to this file | |
427 | TMethodCall callEnv; | |
428 | if (output->GetData()->IsA()) | |
429 | callEnv.InitWithPrototype(output->GetData()->IsA(), "SetDirectory", "TDirectory*"); | |
430 | if (callEnv.IsValid()) { | |
431 | callEnv.SetParam((Long_t) file); | |
432 | callEnv.Execute(output->GetData()); | |
433 | } | |
b1109411 | 434 | output->GetData()->Write(); |
c52c2132 | 435 | } |
981f2614 | 436 | if (fDebug > 1) { |
437 | cout << "<-AliAnalysisManager::UnpackOutput()" << endl; | |
438 | } | |
d3106602 | 439 | } |
440 | ||
441 | //______________________________________________________________________________ | |
442 | void AliAnalysisManager::Terminate() | |
443 | { | |
444 | // The Terminate() function is the last function to be called during | |
445 | // a query. It always runs on the client, it can be used to present | |
c52c2132 | 446 | // the results graphically. |
447 | if (fDebug > 1) { | |
981f2614 | 448 | cout << "->AliAnalysisManager::Terminate()" << endl; |
c52c2132 | 449 | } |
327eaf46 | 450 | AliAnalysisTask *task; |
c52c2132 | 451 | TIter next(fTasks); |
327eaf46 | 452 | // Call Terminate() for tasks |
c52c2132 | 453 | while ((task=(AliAnalysisTask*)next())) task->Terminate(); |
981f2614 | 454 | if (fDebug > 1) { |
455 | cout << "<-AliAnalysisManager::Terminate()" << endl; | |
456 | } | |
8c9485b2 | 457 | // |
6bb2b24f | 458 | if (fOutputEventHandler) fOutputEventHandler->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) { | |
c52c2132 | 751 | if (fDebug>1) { |
752 | printf("AliAnalysisManager::ExecAnalysis\n"); | |
753 | } | |
327eaf46 | 754 | TIter next(fTasks); |
755 | // De-activate all tasks | |
756 | while ((task=(AliAnalysisTask*)next())) task->SetActive(kFALSE); | |
757 | AliAnalysisDataContainer *cont = (AliAnalysisDataContainer*)fInputs->At(0); | |
758 | if (!cont) { | |
c52c2132 | 759 | Error("ExecAnalysis","Cannot execute analysis in TSelector mode without at least one top container"); |
327eaf46 | 760 | return; |
761 | } | |
762 | cont->SetData(fTree); // This will notify all consumers | |
6bb2b24f | 763 | // |
764 | // Call BeginEvent() for optional output and MC services | |
765 | if (fOutputEventHandler) fOutputEventHandler ->BeginEvent(); | |
766 | if (fMCtruthEventHandler) fMCtruthEventHandler->BeginEvent(); | |
767 | // | |
768 | // Execute the tasks | |
327eaf46 | 769 | TIter next1(cont->GetConsumers()); |
770 | while ((task=(AliAnalysisTask*)next1())) { | |
c52c2132 | 771 | if (fDebug >1) { |
772 | cout << " Executing task " << task->GetName() << endl; | |
773 | } | |
6bb2b24f | 774 | |
327eaf46 | 775 | task->ExecuteTask(option); |
776 | } | |
6bb2b24f | 777 | // |
778 | // Call FinishEvent() for optional output and MC services | |
779 | if (fOutputEventHandler) fOutputEventHandler ->FinishEvent(); | |
780 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); | |
781 | // | |
327eaf46 | 782 | return; |
783 | } | |
784 | // The event loop is not controlled by TSelector | |
6bb2b24f | 785 | // |
786 | // Call BeginEvent() for optional output and MC services | |
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 | |
799 | if (fOutputEventHandler) fOutputEventHandler->FinishEvent(); | |
800 | if (fMCtruthEventHandler) fMCtruthEventHandler->FinishEvent(); | |
d3106602 | 801 | } |
802 | ||
803 | //______________________________________________________________________________ | |
804 | void AliAnalysisManager::FinishAnalysis() | |
805 | { | |
806 | // Finish analysis. | |
807 | } |