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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" | |
c52c2132 | 40 | #include "AliAnalysisManager.h" |
d3106602 | 41 | |
42 | ClassImp(AliAnalysisManager) | |
43 | ||
c52c2132 | 44 | AliAnalysisManager *AliAnalysisManager::fgAnalysisManager = NULL; |
45 | ||
d3106602 | 46 | //______________________________________________________________________________ |
c52c2132 | 47 | AliAnalysisManager::AliAnalysisManager() |
48 | :TNamed(), | |
327eaf46 | 49 | fTree(NULL), |
c52c2132 | 50 | fCurrentEntry(-1), |
51 | fMode(kLocalAnalysis), | |
37a26056 | 52 | fInitOK(kFALSE), |
c52c2132 | 53 | fTasks(NULL), |
54 | fTopTasks(NULL), | |
55 | fZombies(NULL), | |
37a26056 | 56 | fContainers(NULL), |
57 | fInputs(NULL), | |
c52c2132 | 58 | fOutputs(NULL) |
59 | { | |
60 | // Dummy constructor. | |
61 | fgAnalysisManager = this; | |
62 | } | |
63 | ||
64 | //______________________________________________________________________________ | |
65 | AliAnalysisManager::AliAnalysisManager(const char *name, const char *title) | |
66 | :TNamed(name,title), | |
67 | fTree(NULL), | |
68 | fCurrentEntry(-1), | |
69 | fMode(kLocalAnalysis), | |
70 | fInitOK(kFALSE), | |
71 | fDebug(0), | |
37a26056 | 72 | fTasks(NULL), |
73 | fTopTasks(NULL), | |
c52c2132 | 74 | fZombies(NULL), |
75 | fContainers(NULL), | |
76 | fInputs(NULL), | |
77 | fOutputs(NULL) | |
d3106602 | 78 | { |
79 | // Default constructor. | |
c52c2132 | 80 | fgAnalysisManager = this; |
81 | fTasks = new TObjArray(); | |
82 | fTopTasks = new TObjArray(); | |
83 | fZombies = new TObjArray(); | |
84 | fContainers = new TObjArray(); | |
85 | fInputs = new TObjArray(); | |
37153431 | 86 | fOutputs = new TObjArray(); |
d3106602 | 87 | } |
88 | ||
89 | //______________________________________________________________________________ | |
90 | AliAnalysisManager::AliAnalysisManager(const AliAnalysisManager& other) | |
c52c2132 | 91 | :TNamed(other), |
327eaf46 | 92 | fTree(NULL), |
c52c2132 | 93 | fCurrentEntry(-1), |
94 | fMode(other.fMode), | |
95 | fInitOK(other.fInitOK), | |
96 | fDebug(other.fDebug), | |
37a26056 | 97 | fTasks(NULL), |
98 | fTopTasks(NULL), | |
c52c2132 | 99 | fZombies(NULL), |
100 | fContainers(NULL), | |
101 | fInputs(NULL), | |
102 | fOutputs(NULL) | |
d3106602 | 103 | { |
104 | // Copy constructor. | |
37a26056 | 105 | fTasks = new TObjArray(*other.fTasks); |
106 | fTopTasks = new TObjArray(*other.fTopTasks); | |
107 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 108 | fContainers = new TObjArray(*other.fContainers); |
109 | fInputs = new TObjArray(*other.fInputs); | |
110 | fOutputs = new TObjArray(*other.fOutputs); | |
111 | fgAnalysisManager = this; | |
d3106602 | 112 | } |
113 | ||
114 | //______________________________________________________________________________ | |
115 | AliAnalysisManager& AliAnalysisManager::operator=(const AliAnalysisManager& other) | |
116 | { | |
117 | // Assignment | |
118 | if (&other != this) { | |
c52c2132 | 119 | TNamed::operator=(other); |
120 | fTree = NULL; | |
121 | fCurrentEntry = -1; | |
122 | fMode = other.fMode; | |
37a26056 | 123 | fInitOK = other.fInitOK; |
c52c2132 | 124 | fDebug = other.fDebug; |
37a26056 | 125 | fTasks = new TObjArray(*other.fTasks); |
126 | fTopTasks = new TObjArray(*other.fTopTasks); | |
127 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 128 | fContainers = new TObjArray(*other.fContainers); |
129 | fInputs = new TObjArray(*other.fInputs); | |
130 | fOutputs = new TObjArray(*other.fOutputs); | |
131 | fgAnalysisManager = this; | |
d3106602 | 132 | } |
133 | return *this; | |
134 | } | |
135 | ||
136 | //______________________________________________________________________________ | |
137 | AliAnalysisManager::~AliAnalysisManager() | |
138 | { | |
139 | // Destructor. | |
d3106602 | 140 | if (fTasks) {fTasks->Delete(); delete fTasks;} |
141 | if (fTopTasks) delete fTopTasks; | |
142 | if (fZombies) delete fZombies; | |
c52c2132 | 143 | if (fContainers) {fContainers->Delete(); delete fContainers;} |
144 | if (fInputs) delete fInputs; | |
145 | if (fOutputs) delete fOutputs; | |
146 | if (fgAnalysisManager==this) fgAnalysisManager = NULL; | |
d3106602 | 147 | } |
c52c2132 | 148 | |
d3106602 | 149 | //______________________________________________________________________________ |
327eaf46 | 150 | Int_t AliAnalysisManager::GetEntry(Long64_t entry, Int_t getall) |
151 | { | |
152 | // Read one entry of the tree or a whole branch. | |
c52c2132 | 153 | if (fDebug > 1) { |
154 | cout << "== AliAnalysisManager::GetEntry()" << endl; | |
155 | } | |
156 | fCurrentEntry = entry; | |
327eaf46 | 157 | return fTree ? fTree->GetTree()->GetEntry(entry, getall) : 0; |
158 | } | |
159 | ||
160 | //______________________________________________________________________________ | |
161 | void AliAnalysisManager::Init(TTree *tree) | |
d3106602 | 162 | { |
163 | // The Init() function is called when the selector needs to initialize | |
164 | // a new tree or chain. Typically here the branch addresses of the tree | |
165 | // will be set. It is normaly not necessary to make changes to the | |
166 | // generated code, but the routine can be extended by the user if needed. | |
167 | // Init() will be called many times when running with PROOF. | |
327eaf46 | 168 | if (!tree) return; |
c52c2132 | 169 | if (fDebug > 1) { |
170 | printf("AliAnalysisManager::Init(%s)\n", tree->GetName()); | |
171 | } | |
172 | if (!fInitOK) InitAnalysis(); | |
173 | if (!fInitOK) return; | |
327eaf46 | 174 | fTree = tree; |
175 | AliAnalysisDataContainer *top = (AliAnalysisDataContainer*)fInputs->At(0); | |
c52c2132 | 176 | if (!top) { |
177 | cout<<"Error: No top input container !" <<endl; | |
178 | return; | |
37153431 | 179 | } |
327eaf46 | 180 | top->SetData(tree); |
d3106602 | 181 | } |
182 | ||
183 | //______________________________________________________________________________ | |
327eaf46 | 184 | void AliAnalysisManager::Begin(TTree *tree) |
d3106602 | 185 | { |
186 | // The Begin() function is called at the start of the query. | |
187 | // When running with PROOF Begin() is only called on the client. | |
188 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 189 | if (fDebug > 1) { |
190 | cout << "AliAnalysisManager::Begin()" << endl; | |
191 | } | |
327eaf46 | 192 | Init(tree); |
d3106602 | 193 | } |
194 | ||
195 | //______________________________________________________________________________ | |
327eaf46 | 196 | void AliAnalysisManager::SlaveBegin(TTree *tree) |
d3106602 | 197 | { |
198 | // The SlaveBegin() function is called after the Begin() function. | |
199 | // When running with PROOF SlaveBegin() is called on each slave server. | |
200 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 201 | if (fDebug > 1) { |
202 | cout << "AliAnalysisManager::SlaveBegin()" << endl; | |
37153431 | 203 | } |
204 | ||
c52c2132 | 205 | TIter next(fTasks); |
206 | AliAnalysisTask *task; | |
207 | // Call CreateOutputObjects for all tasks | |
208 | while ((task=(AliAnalysisTask*)next())) | |
209 | task->CreateOutputObjects(); | |
210 | if (fMode == kLocalAnalysis) Init(tree); | |
d3106602 | 211 | } |
212 | ||
213 | //______________________________________________________________________________ | |
327eaf46 | 214 | Bool_t AliAnalysisManager::Notify() |
215 | { | |
216 | // The Notify() function is called when a new file is opened. This | |
217 | // can be either for a new TTree in a TChain or when when a new TTree | |
218 | // is started when using PROOF. It is normaly not necessary to make changes | |
219 | // to the generated code, but the routine can be extended by the | |
220 | // user if needed. The return value is currently not used. | |
221 | if (fTree) { | |
222 | TFile *curfile = fTree->GetCurrentFile(); | |
c52c2132 | 223 | if (curfile && fDebug>1) printf("AliAnalysisManager::Notify() file: %s\n", curfile->GetName()); |
327eaf46 | 224 | } |
225 | return kTRUE; | |
226 | } | |
227 | ||
228 | //______________________________________________________________________________ | |
229 | Bool_t AliAnalysisManager::Process(Long64_t entry) | |
d3106602 | 230 | { |
231 | // The Process() function is called for each entry in the tree (or possibly | |
232 | // keyed object in the case of PROOF) to be processed. The entry argument | |
233 | // specifies which entry in the currently loaded tree is to be processed. | |
234 | // It can be passed to either TTree::GetEntry() or TBranch::GetEntry() | |
235 | // to read either all or the required parts of the data. When processing | |
236 | // keyed objects with PROOF, the object is already loaded and is available | |
237 | // via the fObject pointer. | |
238 | // | |
239 | // This function should contain the "body" of the analysis. It can contain | |
240 | // simple or elaborate selection criteria, run algorithms on the data | |
241 | // of the event and typically fill histograms. | |
242 | ||
243 | // WARNING when a selector is used with a TChain, you must use | |
244 | // the pointer to the current TTree to call GetEntry(entry). | |
245 | // The entry is always the local entry number in the current tree. | |
246 | // Assuming that fChain is the pointer to the TChain being processed, | |
247 | // use fChain->GetTree()->GetEntry(entry). | |
c52c2132 | 248 | if (fDebug > 1) { |
249 | cout << "AliAnalysisManager::Process()" << endl; | |
37153431 | 250 | } |
327eaf46 | 251 | GetEntry(entry); |
252 | ExecAnalysis(); | |
253 | return kTRUE; | |
d3106602 | 254 | } |
255 | ||
256 | //______________________________________________________________________________ | |
c52c2132 | 257 | void AliAnalysisManager::PackOutput(TList *target) |
d3106602 | 258 | { |
c52c2132 | 259 | // Pack all output data containers in the output list. |
260 | if (fDebug > 1) { | |
261 | cout << "AliAnalysisManager::PackOutput()" << endl; | |
262 | } | |
263 | if (!target) { | |
264 | Error("PackOutput", "No target. Aborting."); | |
265 | return; | |
37153431 | 266 | } |
c52c2132 | 267 | |
268 | if (fMode == kProofAnalysis) { | |
37153431 | 269 | AliAnalysisDataContainer *top = (AliAnalysisDataContainer*)fInputs->At(0); |
270 | if (!top) { | |
271 | cout<<"Error: No top input container !" <<endl; | |
272 | return; | |
273 | } | |
274 | top->SetData(0); | |
275 | ||
c52c2132 | 276 | TIter next(fOutputs); |
277 | AliAnalysisDataContainer *output; | |
278 | while ((output=(AliAnalysisDataContainer*)next())) { | |
279 | if (fDebug > 1) printf(" Packing container %s\n", output->GetName()); | |
280 | if (output->GetData()) target->Add(output); | |
281 | // output->SetDataOwned(kFALSE); | |
282 | } | |
283 | } | |
284 | fContainers->Clear(); | |
285 | if (fDebug > 1) { | |
37153431 | 286 | printf(" ->output list contains %d containers\n", target->GetSize()); |
287 | } | |
c52c2132 | 288 | } |
289 | ||
290 | //______________________________________________________________________________ | |
291 | void AliAnalysisManager::ReplaceOutputContainers(TList *source) | |
292 | { | |
293 | // Replace all exising containers with the ones coming in source. | |
327eaf46 | 294 | TIter next(fOutputs); |
c52c2132 | 295 | AliAnalysisDataContainer *cont, *output; |
296 | while ((cont=(AliAnalysisDataContainer*)next())) { | |
297 | output = (AliAnalysisDataContainer*)source->FindObject(cont->GetName()); | |
298 | if (!output) { | |
299 | printf("Error: container %s not found in analysis output !\n", cont->GetName()); | |
300 | continue; | |
301 | } | |
302 | if (fDebug > 1) printf("...Replacing output container %s\n", output->GetName()); | |
303 | if (cont->GetFileName()) printf(" -> %s\n", output->GetFileName()); | |
304 | Int_t ntasks = fTasks->GetEntries(); | |
305 | AliAnalysisTask *task; | |
306 | AliAnalysisDataSlot *oslot; | |
37153431 | 307 | for (Int_t i=0; i<ntasks; i++) { |
c52c2132 | 308 | task = (AliAnalysisTask*)fTasks->At(i); |
309 | Int_t nout = task->GetNoutputs(); | |
310 | for (Int_t iout=0; iout<nout; iout++) { | |
311 | oslot = task->GetOutputSlot(iout); | |
312 | if (oslot->GetContainer() == cont) oslot->ConnectContainer(output); | |
313 | } | |
314 | } | |
315 | // output->GetConsumers()->Delete(); | |
316 | // if (output->GetProducer()) delete output->GetProducer(); | |
317 | } | |
318 | } | |
319 | ||
320 | //______________________________________________________________________________ | |
321 | void AliAnalysisManager::UnpackOutput(TList *source) | |
322 | { | |
323 | // Called by AliAnalysisSelector::Terminate. Output containers should | |
324 | // be in source in the same order as in fOutputs. | |
325 | ||
326 | if (!source) { | |
327 | Error("PackOutput", "No target. Aborting."); | |
328 | return; | |
329 | } | |
330 | if (fDebug > 1) { | |
331 | printf("AliAnalysisManager::UnpackOutput(): %d containers\n", source->GetSize()); | |
332 | printf(" Source list contains %d containers\n", source->GetSize()); | |
327eaf46 | 333 | } |
c52c2132 | 334 | |
335 | if (fMode == kProofAnalysis) { | |
336 | ReplaceOutputContainers(source); | |
337 | fOutputs->Clear(); | |
37153431 | 338 | } |
339 | ||
340 | TCollection *collection = source; | |
341 | if (fMode == kLocalAnalysis) collection = fOutputs; | |
342 | TIter next(collection); | |
343 | ||
c52c2132 | 344 | AliAnalysisDataContainer *output; |
345 | while ((output=(AliAnalysisDataContainer*)next())) { | |
346 | if (fMode == kProofAnalysis) { | |
347 | output->SetDataOwned(kTRUE); | |
348 | fOutputs->Add(output); | |
37153431 | 349 | } |
c52c2132 | 350 | if (!output->GetData()) continue; |
351 | // Check if the output need to be written to a file. | |
352 | const char *filename = output->GetFileName(); | |
353 | if (!filename || !strlen(filename)) continue; | |
354 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
355 | if (file) file->cd(); | |
356 | else file = new TFile(filename, "RECREATE"); | |
357 | if (file->IsZombie()) continue; | |
358 | // Reparent data to this file | |
359 | TMethodCall callEnv; | |
360 | if (output->GetData()->IsA()) | |
361 | callEnv.InitWithPrototype(output->GetData()->IsA(), "SetDirectory", "TDirectory*"); | |
362 | if (callEnv.IsValid()) { | |
363 | callEnv.SetParam((Long_t) file); | |
364 | callEnv.Execute(output->GetData()); | |
365 | } | |
366 | output->GetData()->Write(); | |
367 | } | |
d3106602 | 368 | } |
369 | ||
370 | //______________________________________________________________________________ | |
371 | void AliAnalysisManager::Terminate() | |
372 | { | |
373 | // The Terminate() function is the last function to be called during | |
374 | // a query. It always runs on the client, it can be used to present | |
c52c2132 | 375 | // the results graphically. |
376 | if (fDebug > 1) { | |
377 | cout << "AliAnalysisManager::Terminate()" << endl; | |
378 | } | |
327eaf46 | 379 | AliAnalysisTask *task; |
c52c2132 | 380 | TIter next(fTasks); |
327eaf46 | 381 | // Call Terminate() for tasks |
c52c2132 | 382 | while ((task=(AliAnalysisTask*)next())) task->Terminate(); |
d3106602 | 383 | } |
384 | ||
385 | //______________________________________________________________________________ | |
386 | void AliAnalysisManager::AddTask(AliAnalysisTask *task) | |
387 | { | |
388 | // Adds a user task to the global list of tasks. | |
389 | task->SetActive(kFALSE); | |
390 | fTasks->Add(task); | |
391 | } | |
392 | ||
393 | //______________________________________________________________________________ | |
394 | AliAnalysisTask *AliAnalysisManager::GetTask(const char *name) const | |
395 | { | |
396 | // Retreive task by name. | |
397 | if (!fTasks) return NULL; | |
398 | return (AliAnalysisTask*)fTasks->FindObject(name); | |
399 | } | |
400 | ||
401 | //______________________________________________________________________________ | |
402 | AliAnalysisDataContainer *AliAnalysisManager::CreateContainer(const char *name, | |
c52c2132 | 403 | TClass *datatype, EAliAnalysisContType type, const char *filename) |
d3106602 | 404 | { |
405 | // Create a data container of a certain type. Types can be: | |
c52c2132 | 406 | // kExchangeContainer = 0, used to exchange date between tasks |
d3106602 | 407 | // kInputContainer = 1, used to store input data |
408 | // kOutputContainer = 2, used for posting results | |
409 | AliAnalysisDataContainer *cont = new AliAnalysisDataContainer(name, datatype); | |
410 | fContainers->Add(cont); | |
411 | switch (type) { | |
412 | case kInputContainer: | |
413 | fInputs->Add(cont); | |
414 | break; | |
415 | case kOutputContainer: | |
c52c2132 | 416 | if (fOutputs->FindObject(name)) printf("CreateContainer: warning: a container named %s existing !\n",name); |
d3106602 | 417 | fOutputs->Add(cont); |
c52c2132 | 418 | if (filename && strlen(filename)) cont->SetFileName(filename); |
d3106602 | 419 | break; |
c52c2132 | 420 | case kExchangeContainer: |
d3106602 | 421 | break; |
422 | } | |
423 | return cont; | |
424 | } | |
425 | ||
426 | //______________________________________________________________________________ | |
427 | Bool_t AliAnalysisManager::ConnectInput(AliAnalysisTask *task, Int_t islot, | |
428 | AliAnalysisDataContainer *cont) | |
429 | { | |
430 | // Connect input of an existing task to a data container. | |
431 | if (!fTasks->FindObject(task)) { | |
432 | AddTask(task); | |
c52c2132 | 433 | Warning("ConnectInput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 434 | } |
435 | Bool_t connected = task->ConnectInput(islot, cont); | |
436 | return connected; | |
437 | } | |
438 | ||
439 | //______________________________________________________________________________ | |
440 | Bool_t AliAnalysisManager::ConnectOutput(AliAnalysisTask *task, Int_t islot, | |
441 | AliAnalysisDataContainer *cont) | |
442 | { | |
443 | // Connect output of an existing task to a data container. | |
444 | if (!fTasks->FindObject(task)) { | |
445 | AddTask(task); | |
c52c2132 | 446 | Warning("ConnectOutput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 447 | } |
448 | Bool_t connected = task->ConnectOutput(islot, cont); | |
449 | return connected; | |
450 | } | |
451 | ||
452 | //______________________________________________________________________________ | |
453 | void AliAnalysisManager::CleanContainers() | |
454 | { | |
455 | // Clean data from all containers that have already finished all client tasks. | |
456 | TIter next(fContainers); | |
457 | AliAnalysisDataContainer *cont; | |
458 | while ((cont=(AliAnalysisDataContainer *)next())) { | |
459 | if (cont->IsOwnedData() && | |
460 | cont->IsDataReady() && | |
461 | cont->ClientsExecuted()) cont->DeleteData(); | |
462 | } | |
463 | } | |
464 | ||
465 | //______________________________________________________________________________ | |
466 | Bool_t AliAnalysisManager::InitAnalysis() | |
467 | { | |
468 | // Initialization of analysis chain of tasks. Should be called after all tasks | |
469 | // and data containers are properly connected | |
470 | // Check for input/output containers | |
471 | fInitOK = kFALSE; | |
d3106602 | 472 | // Check for top tasks (depending only on input data containers) |
473 | if (!fTasks->First()) { | |
c52c2132 | 474 | Error("InitAnalysis", "Analysis has no tasks !"); |
d3106602 | 475 | return kFALSE; |
476 | } | |
477 | TIter next(fTasks); | |
478 | AliAnalysisTask *task; | |
479 | AliAnalysisDataContainer *cont; | |
480 | Int_t ntop = 0; | |
481 | Int_t nzombies = 0; | |
327eaf46 | 482 | Bool_t iszombie = kFALSE; |
483 | Bool_t istop = kTRUE; | |
d3106602 | 484 | Int_t i; |
485 | while ((task=(AliAnalysisTask*)next())) { | |
327eaf46 | 486 | istop = kTRUE; |
487 | iszombie = kFALSE; | |
d3106602 | 488 | Int_t ninputs = task->GetNinputs(); |
d3106602 | 489 | for (i=0; i<ninputs; i++) { |
490 | cont = task->GetInputSlot(i)->GetContainer(); | |
491 | if (!cont) { | |
327eaf46 | 492 | if (!iszombie) { |
d3106602 | 493 | task->SetZombie(); |
494 | fZombies->Add(task); | |
495 | nzombies++; | |
327eaf46 | 496 | iszombie = kTRUE; |
d3106602 | 497 | } |
c52c2132 | 498 | Error("InitAnalysis", "Input slot %d of task %s has no container connected ! Declared zombie...", |
499 | i, task->GetName()); | |
d3106602 | 500 | } |
327eaf46 | 501 | if (iszombie) continue; |
d3106602 | 502 | // Check if cont is an input container |
327eaf46 | 503 | if (istop && !fInputs->FindObject(cont)) istop=kFALSE; |
d3106602 | 504 | // Connect to parent task |
505 | } | |
327eaf46 | 506 | if (istop) { |
d3106602 | 507 | ntop++; |
508 | fTopTasks->Add(task); | |
509 | } | |
510 | } | |
511 | if (!ntop) { | |
c52c2132 | 512 | Error("InitAnalysis", "No top task defined. At least one task should be connected only to input containers"); |
d3106602 | 513 | return kFALSE; |
514 | } | |
515 | // Check now if there are orphan tasks | |
516 | for (i=0; i<ntop; i++) { | |
517 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
518 | task->SetUsed(); | |
519 | } | |
520 | Int_t norphans = 0; | |
521 | next.Reset(); | |
522 | while ((task=(AliAnalysisTask*)next())) { | |
523 | if (!task->IsUsed()) { | |
524 | norphans++; | |
c52c2132 | 525 | Warning("InitAnalysis", "Task %s is orphan", task->GetName()); |
d3106602 | 526 | } |
527 | } | |
528 | // Check the task hierarchy (no parent task should depend on data provided | |
529 | // by a daughter task) | |
530 | for (i=0; i<ntop; i++) { | |
531 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
532 | if (task->CheckCircularDeps()) { | |
c52c2132 | 533 | Error("InitAnalysis", "Found illegal circular dependencies between following tasks:"); |
d3106602 | 534 | PrintStatus("dep"); |
535 | return kFALSE; | |
536 | } | |
537 | } | |
327eaf46 | 538 | fInitOK = kTRUE; |
d3106602 | 539 | return kTRUE; |
540 | } | |
541 | ||
542 | //______________________________________________________________________________ | |
543 | void AliAnalysisManager::PrintStatus(Option_t *option) const | |
544 | { | |
545 | // Print task hierarchy. | |
546 | TIter next(fTopTasks); | |
547 | AliAnalysisTask *task; | |
548 | while ((task=(AliAnalysisTask*)next())) | |
549 | task->PrintTask(option); | |
550 | } | |
551 | ||
552 | //______________________________________________________________________________ | |
553 | void AliAnalysisManager::ResetAnalysis() | |
554 | { | |
555 | // Reset all execution flags and clean containers. | |
556 | CleanContainers(); | |
557 | } | |
558 | ||
c52c2132 | 559 | //______________________________________________________________________________ |
560 | void AliAnalysisManager::StartAnalysis(const char *type, TTree *tree) | |
561 | { | |
562 | // Start analysis for this manager. Analysis task can be: LOCAL, PROOF or GRID. | |
563 | if (!fInitOK) { | |
564 | Error("StartAnalysis","Analysis manager was not initialized !"); | |
565 | return; | |
566 | } | |
567 | if (fDebug>1) { | |
568 | cout << "StartAnalysis: " << GetName() << endl; | |
569 | } | |
570 | TString anaType = type; | |
571 | anaType.ToLower(); | |
572 | fMode = kLocalAnalysis; | |
573 | if (tree) { | |
574 | if (anaType.Contains("proof")) fMode = kProofAnalysis; | |
575 | else if (anaType.Contains("grid")) fMode = kGridAnalysis; | |
576 | } | |
577 | if (fMode == kGridAnalysis) { | |
578 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
579 | fMode = kLocalAnalysis; | |
580 | } | |
581 | char line[128]; | |
582 | TChain *chain = dynamic_cast<TChain*>(tree); | |
583 | switch (fMode) { | |
584 | case kLocalAnalysis: | |
585 | if (!tree) { | |
586 | ExecAnalysis(); | |
587 | return; | |
588 | } | |
589 | // Run tree-based analysis via AliAnalysisSelector | |
37153431 | 590 | gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/AliAnalysisSelector.cxx+"); |
c52c2132 | 591 | cout << "===== RUNNING LOCAL ANALYSIS " << GetName() << " ON TREE " << tree->GetName() << endl; |
592 | sprintf(line, "AliAnalysisSelector *selector = new AliAnalysisSelector((AliAnalysisManager*)0x%lx);",(ULong_t)this); | |
593 | gROOT->ProcessLine(line); | |
594 | sprintf(line, "((TTree*)0x%lx)->Process(selector);",(ULong_t)tree); | |
595 | gROOT->ProcessLine(line); | |
596 | break; | |
597 | case kProofAnalysis: | |
598 | if (!gROOT->GetListOfProofs() || !gROOT->GetListOfProofs()->GetEntries()) { | |
599 | printf("StartAnalysis: no PROOF!!!\n"); | |
600 | return; | |
601 | } | |
602 | sprintf(line, "gProof->AddInput((TObject*)0x%lx);", (ULong_t)this); | |
603 | gROOT->ProcessLine(line); | |
604 | if (chain) { | |
605 | chain->SetProof(); | |
606 | cout << "===== RUNNING PROOF ANALYSIS " << GetName() << " ON CHAIN " << chain->GetName() << endl; | |
607 | chain->Process(gSystem->ExpandPathName("$ALICE_ROOT/ANALYSIS/AliAnalysisSelector.cxx+")); | |
608 | } else { | |
609 | printf("StartAnalysis: no chain\n"); | |
610 | return; | |
611 | } | |
612 | break; | |
613 | case kGridAnalysis: | |
614 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
615 | } | |
616 | } | |
617 | ||
d3106602 | 618 | //______________________________________________________________________________ |
619 | void AliAnalysisManager::ExecAnalysis(Option_t *option) | |
620 | { | |
621 | // Execute analysis. | |
327eaf46 | 622 | if (!fInitOK) { |
c52c2132 | 623 | Error("ExecAnalysis", "Analysis manager was not initialized !"); |
327eaf46 | 624 | return; |
625 | } | |
d3106602 | 626 | AliAnalysisTask *task; |
327eaf46 | 627 | // Check if the top tree is active. |
628 | if (fTree) { | |
c52c2132 | 629 | if (fDebug>1) { |
630 | printf("AliAnalysisManager::ExecAnalysis\n"); | |
631 | } | |
327eaf46 | 632 | TIter next(fTasks); |
633 | // De-activate all tasks | |
634 | while ((task=(AliAnalysisTask*)next())) task->SetActive(kFALSE); | |
635 | AliAnalysisDataContainer *cont = (AliAnalysisDataContainer*)fInputs->At(0); | |
636 | if (!cont) { | |
c52c2132 | 637 | Error("ExecAnalysis","Cannot execute analysis in TSelector mode without at least one top container"); |
327eaf46 | 638 | return; |
639 | } | |
640 | cont->SetData(fTree); // This will notify all consumers | |
641 | TIter next1(cont->GetConsumers()); | |
642 | while ((task=(AliAnalysisTask*)next1())) { | |
643 | // task->SetActive(kTRUE); | |
c52c2132 | 644 | if (fDebug >1) { |
645 | cout << " Executing task " << task->GetName() << endl; | |
646 | } | |
327eaf46 | 647 | task->ExecuteTask(option); |
648 | } | |
649 | return; | |
650 | } | |
651 | // The event loop is not controlled by TSelector | |
652 | TIter next2(fTopTasks); | |
653 | while ((task=(AliAnalysisTask*)next2())) { | |
654 | task->SetActive(kTRUE); | |
c52c2132 | 655 | if (fDebug > 1) { |
656 | cout << " Executing task " << task->GetName() << endl; | |
657 | } | |
d3106602 | 658 | task->ExecuteTask(option); |
327eaf46 | 659 | } |
d3106602 | 660 | } |
661 | ||
662 | //______________________________________________________________________________ | |
663 | void AliAnalysisManager::FinishAnalysis() | |
664 | { | |
665 | // Finish analysis. | |
666 | } |