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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" | |
8c9485b2 | 40 | #include "AliVirtualEventHandler.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), |
8c9485b2 | 51 | fEventHandler(NULL), |
c52c2132 | 52 | fCurrentEntry(-1), |
53 | fMode(kLocalAnalysis), | |
37a26056 | 54 | fInitOK(kFALSE), |
c52c2132 | 55 | fTasks(NULL), |
56 | fTopTasks(NULL), | |
57 | fZombies(NULL), | |
37a26056 | 58 | fContainers(NULL), |
59 | fInputs(NULL), | |
c52c2132 | 60 | fOutputs(NULL) |
61 | { | |
62 | // Dummy constructor. | |
63 | fgAnalysisManager = this; | |
b1310ef5 | 64 | SetEventLoop(kTRUE); |
c52c2132 | 65 | } |
66 | ||
67 | //______________________________________________________________________________ | |
68 | AliAnalysisManager::AliAnalysisManager(const char *name, const char *title) | |
69 | :TNamed(name,title), | |
70 | fTree(NULL), | |
8c9485b2 | 71 | fEventHandler(NULL), |
c52c2132 | 72 | fCurrentEntry(-1), |
73 | fMode(kLocalAnalysis), | |
74 | fInitOK(kFALSE), | |
75 | fDebug(0), | |
37a26056 | 76 | fTasks(NULL), |
77 | fTopTasks(NULL), | |
c52c2132 | 78 | fZombies(NULL), |
79 | fContainers(NULL), | |
80 | fInputs(NULL), | |
81 | fOutputs(NULL) | |
d3106602 | 82 | { |
83 | // Default constructor. | |
c52c2132 | 84 | fgAnalysisManager = this; |
85 | fTasks = new TObjArray(); | |
86 | fTopTasks = new TObjArray(); | |
87 | fZombies = new TObjArray(); | |
88 | fContainers = new TObjArray(); | |
89 | fInputs = new TObjArray(); | |
37153431 | 90 | fOutputs = new TObjArray(); |
b1310ef5 | 91 | SetEventLoop(kTRUE); |
d3106602 | 92 | } |
93 | ||
94 | //______________________________________________________________________________ | |
95 | AliAnalysisManager::AliAnalysisManager(const AliAnalysisManager& other) | |
c52c2132 | 96 | :TNamed(other), |
327eaf46 | 97 | fTree(NULL), |
8c9485b2 | 98 | fEventHandler(NULL), |
c52c2132 | 99 | fCurrentEntry(-1), |
100 | fMode(other.fMode), | |
101 | fInitOK(other.fInitOK), | |
102 | fDebug(other.fDebug), | |
37a26056 | 103 | fTasks(NULL), |
104 | fTopTasks(NULL), | |
c52c2132 | 105 | fZombies(NULL), |
106 | fContainers(NULL), | |
107 | fInputs(NULL), | |
108 | fOutputs(NULL) | |
d3106602 | 109 | { |
110 | // Copy constructor. | |
37a26056 | 111 | fTasks = new TObjArray(*other.fTasks); |
112 | fTopTasks = new TObjArray(*other.fTopTasks); | |
113 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 114 | fContainers = new TObjArray(*other.fContainers); |
115 | fInputs = new TObjArray(*other.fInputs); | |
116 | fOutputs = new TObjArray(*other.fOutputs); | |
117 | fgAnalysisManager = this; | |
d3106602 | 118 | } |
119 | ||
120 | //______________________________________________________________________________ | |
121 | AliAnalysisManager& AliAnalysisManager::operator=(const AliAnalysisManager& other) | |
122 | { | |
123 | // Assignment | |
124 | if (&other != this) { | |
c52c2132 | 125 | TNamed::operator=(other); |
126 | fTree = NULL; | |
8c9485b2 | 127 | fEventHandler = other.fEventHandler; |
c52c2132 | 128 | fCurrentEntry = -1; |
129 | fMode = other.fMode; | |
37a26056 | 130 | fInitOK = other.fInitOK; |
c52c2132 | 131 | fDebug = other.fDebug; |
37a26056 | 132 | fTasks = new TObjArray(*other.fTasks); |
133 | fTopTasks = new TObjArray(*other.fTopTasks); | |
134 | fZombies = new TObjArray(*other.fZombies); | |
c52c2132 | 135 | fContainers = new TObjArray(*other.fContainers); |
136 | fInputs = new TObjArray(*other.fInputs); | |
137 | fOutputs = new TObjArray(*other.fOutputs); | |
138 | fgAnalysisManager = this; | |
d3106602 | 139 | } |
140 | return *this; | |
141 | } | |
142 | ||
143 | //______________________________________________________________________________ | |
144 | AliAnalysisManager::~AliAnalysisManager() | |
145 | { | |
146 | // Destructor. | |
d3106602 | 147 | if (fTasks) {fTasks->Delete(); delete fTasks;} |
148 | if (fTopTasks) delete fTopTasks; | |
149 | if (fZombies) delete fZombies; | |
c52c2132 | 150 | if (fContainers) {fContainers->Delete(); delete fContainers;} |
151 | if (fInputs) delete fInputs; | |
152 | if (fOutputs) delete fOutputs; | |
153 | if (fgAnalysisManager==this) fgAnalysisManager = NULL; | |
d3106602 | 154 | } |
c52c2132 | 155 | |
d3106602 | 156 | //______________________________________________________________________________ |
327eaf46 | 157 | Int_t AliAnalysisManager::GetEntry(Long64_t entry, Int_t getall) |
158 | { | |
159 | // Read one entry of the tree or a whole branch. | |
c52c2132 | 160 | if (fDebug > 1) { |
161 | cout << "== AliAnalysisManager::GetEntry()" << endl; | |
162 | } | |
163 | fCurrentEntry = entry; | |
327eaf46 | 164 | return fTree ? fTree->GetTree()->GetEntry(entry, getall) : 0; |
165 | } | |
166 | ||
167 | //______________________________________________________________________________ | |
168 | void AliAnalysisManager::Init(TTree *tree) | |
d3106602 | 169 | { |
170 | // The Init() function is called when the selector needs to initialize | |
171 | // a new tree or chain. Typically here the branch addresses of the tree | |
172 | // will be set. It is normaly not necessary to make changes to the | |
173 | // generated code, but the routine can be extended by the user if needed. | |
174 | // Init() will be called many times when running with PROOF. | |
327eaf46 | 175 | if (!tree) return; |
c52c2132 | 176 | if (fDebug > 1) { |
981f2614 | 177 | printf("->AliAnalysisManager::Init(%s)\n", tree->GetName()); |
c52c2132 | 178 | } |
179 | if (!fInitOK) InitAnalysis(); | |
180 | if (!fInitOK) return; | |
327eaf46 | 181 | fTree = tree; |
182 | AliAnalysisDataContainer *top = (AliAnalysisDataContainer*)fInputs->At(0); | |
c52c2132 | 183 | if (!top) { |
184 | cout<<"Error: No top input container !" <<endl; | |
185 | return; | |
37153431 | 186 | } |
327eaf46 | 187 | top->SetData(tree); |
981f2614 | 188 | if (fDebug > 1) { |
189 | printf("<-AliAnalysisManager::Init(%s)\n", tree->GetName()); | |
190 | } | |
d3106602 | 191 | } |
192 | ||
193 | //______________________________________________________________________________ | |
327eaf46 | 194 | void AliAnalysisManager::Begin(TTree *tree) |
d3106602 | 195 | { |
196 | // The Begin() function is called at the start of the query. | |
197 | // When running with PROOF Begin() is only called on the client. | |
198 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 199 | if (fDebug > 1) { |
200 | cout << "AliAnalysisManager::Begin()" << endl; | |
201 | } | |
327eaf46 | 202 | Init(tree); |
d3106602 | 203 | } |
204 | ||
205 | //______________________________________________________________________________ | |
327eaf46 | 206 | void AliAnalysisManager::SlaveBegin(TTree *tree) |
d3106602 | 207 | { |
208 | // The SlaveBegin() function is called after the Begin() function. | |
209 | // When running with PROOF SlaveBegin() is called on each slave server. | |
210 | // The tree argument is deprecated (on PROOF 0 is passed). | |
c52c2132 | 211 | if (fDebug > 1) { |
981f2614 | 212 | cout << "->AliAnalysisManager::SlaveBegin()" << endl; |
37153431 | 213 | } |
8c9485b2 | 214 | // Call InitIO of EventHandler |
8ca08916 | 215 | if (fEventHandler) { |
216 | if (fMode == kProofAnalysis) { | |
217 | fEventHandler->InitIO("proof"); | |
218 | } else { | |
219 | fEventHandler->InitIO("local"); | |
220 | } | |
bcce695f | 221 | } |
8ca08916 | 222 | |
bcce695f | 223 | |
8c9485b2 | 224 | // |
c52c2132 | 225 | TIter next(fTasks); |
226 | AliAnalysisTask *task; | |
227 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 228 | while ((task=(AliAnalysisTask*)next())) { |
229 | TDirectory *curdir = gDirectory; | |
c52c2132 | 230 | task->CreateOutputObjects(); |
c5a87c56 | 231 | if (curdir) curdir->cd(); |
232 | } | |
c52c2132 | 233 | if (fMode == kLocalAnalysis) Init(tree); |
981f2614 | 234 | if (fDebug > 1) { |
235 | cout << "<-AliAnalysisManager::SlaveBegin()" << endl; | |
236 | } | |
d3106602 | 237 | } |
238 | ||
239 | //______________________________________________________________________________ | |
327eaf46 | 240 | Bool_t AliAnalysisManager::Notify() |
241 | { | |
242 | // The Notify() function is called when a new file is opened. This | |
243 | // can be either for a new TTree in a TChain or when when a new TTree | |
244 | // is started when using PROOF. It is normaly not necessary to make changes | |
245 | // to the generated code, but the routine can be extended by the | |
246 | // user if needed. The return value is currently not used. | |
247 | if (fTree) { | |
248 | TFile *curfile = fTree->GetCurrentFile(); | |
c52c2132 | 249 | if (curfile && fDebug>1) printf("AliAnalysisManager::Notify() file: %s\n", curfile->GetName()); |
981f2614 | 250 | TIter next(fTasks); |
251 | AliAnalysisTask *task; | |
252 | // Call Notify for all tasks | |
253 | while ((task=(AliAnalysisTask*)next())) | |
254 | task->Notify(); | |
327eaf46 | 255 | } |
256 | return kTRUE; | |
257 | } | |
258 | ||
259 | //______________________________________________________________________________ | |
260 | Bool_t AliAnalysisManager::Process(Long64_t entry) | |
d3106602 | 261 | { |
262 | // The Process() function is called for each entry in the tree (or possibly | |
263 | // keyed object in the case of PROOF) to be processed. The entry argument | |
264 | // specifies which entry in the currently loaded tree is to be processed. | |
265 | // It can be passed to either TTree::GetEntry() or TBranch::GetEntry() | |
266 | // to read either all or the required parts of the data. When processing | |
267 | // keyed objects with PROOF, the object is already loaded and is available | |
268 | // via the fObject pointer. | |
269 | // | |
270 | // This function should contain the "body" of the analysis. It can contain | |
271 | // simple or elaborate selection criteria, run algorithms on the data | |
272 | // of the event and typically fill histograms. | |
273 | ||
274 | // WARNING when a selector is used with a TChain, you must use | |
275 | // the pointer to the current TTree to call GetEntry(entry). | |
276 | // The entry is always the local entry number in the current tree. | |
277 | // Assuming that fChain is the pointer to the TChain being processed, | |
278 | // use fChain->GetTree()->GetEntry(entry). | |
c52c2132 | 279 | if (fDebug > 1) { |
981f2614 | 280 | cout << "->AliAnalysisManager::Process()" << endl; |
37153431 | 281 | } |
327eaf46 | 282 | GetEntry(entry); |
283 | ExecAnalysis(); | |
981f2614 | 284 | if (fDebug > 1) { |
285 | cout << "<-AliAnalysisManager::Process()" << endl; | |
286 | } | |
327eaf46 | 287 | return kTRUE; |
d3106602 | 288 | } |
289 | ||
290 | //______________________________________________________________________________ | |
c52c2132 | 291 | void AliAnalysisManager::PackOutput(TList *target) |
d3106602 | 292 | { |
981f2614 | 293 | // Pack all output data containers in the output list. Called at SlaveTerminate |
294 | // stage in PROOF case for each slave. | |
c52c2132 | 295 | if (fDebug > 1) { |
981f2614 | 296 | cout << "->AliAnalysisManager::PackOutput()" << endl; |
c52c2132 | 297 | } |
298 | if (!target) { | |
299 | Error("PackOutput", "No target. Aborting."); | |
300 | return; | |
37153431 | 301 | } |
c52c2132 | 302 | |
8ca08916 | 303 | if (fEventHandler) fEventHandler->Terminate(); |
8c9485b2 | 304 | |
c52c2132 | 305 | if (fMode == kProofAnalysis) { |
306 | TIter next(fOutputs); | |
307 | AliAnalysisDataContainer *output; | |
308 | while ((output=(AliAnalysisDataContainer*)next())) { | |
981f2614 | 309 | if (fDebug > 1) printf(" Packing container %s...\n", output->GetName()); |
310 | if (output->GetData()) target->Add(output->ExportData()); | |
c52c2132 | 311 | } |
312 | } | |
c52c2132 | 313 | if (fDebug > 1) { |
981f2614 | 314 | printf("<-AliAnalysisManager::PackOutput: output list contains %d containers\n", target->GetSize()); |
37153431 | 315 | } |
c52c2132 | 316 | } |
317 | ||
318 | //______________________________________________________________________________ | |
981f2614 | 319 | void AliAnalysisManager::ImportWrappers(TList *source) |
c52c2132 | 320 | { |
981f2614 | 321 | // Import data in output containers from wrappers coming in source. |
322 | if (fDebug > 1) { | |
323 | cout << "->AliAnalysisManager::ImportWrappers()" << endl; | |
324 | } | |
327eaf46 | 325 | TIter next(fOutputs); |
981f2614 | 326 | AliAnalysisDataContainer *cont; |
327 | AliAnalysisDataWrapper *wrap; | |
328 | Int_t icont = 0; | |
c52c2132 | 329 | while ((cont=(AliAnalysisDataContainer*)next())) { |
981f2614 | 330 | wrap = (AliAnalysisDataWrapper*)source->FindObject(cont->GetName()); |
331 | if (!wrap && fDebug>1) { | |
332 | printf("(WW) ImportWrappers: container %s not found in analysis output !\n", cont->GetName()); | |
c52c2132 | 333 | continue; |
334 | } | |
981f2614 | 335 | icont++; |
336 | if (fDebug > 1) printf(" Importing data for container %s\n", wrap->GetName()); | |
337 | if (cont->GetFileName()) printf(" -> %s\n", cont->GetFileName()); | |
338 | cont->ImportData(wrap); | |
c52c2132 | 339 | } |
981f2614 | 340 | if (fDebug > 1) { |
341 | cout << "<-AliAnalysisManager::ImportWrappers(): "<< icont << " containers imported" << endl; | |
342 | } | |
c52c2132 | 343 | } |
344 | ||
345 | //______________________________________________________________________________ | |
346 | void AliAnalysisManager::UnpackOutput(TList *source) | |
347 | { | |
348 | // Called by AliAnalysisSelector::Terminate. Output containers should | |
349 | // be in source in the same order as in fOutputs. | |
981f2614 | 350 | if (fDebug > 1) { |
351 | cout << "->AliAnalysisManager::UnpackOutput()" << endl; | |
352 | } | |
c52c2132 | 353 | if (!source) { |
981f2614 | 354 | Error("UnpackOutput", "No target. Aborting."); |
c52c2132 | 355 | return; |
356 | } | |
357 | if (fDebug > 1) { | |
c52c2132 | 358 | printf(" Source list contains %d containers\n", source->GetSize()); |
327eaf46 | 359 | } |
c52c2132 | 360 | |
981f2614 | 361 | if (fMode == kProofAnalysis) ImportWrappers(source); |
37153431 | 362 | |
981f2614 | 363 | TIter next(fOutputs); |
c52c2132 | 364 | AliAnalysisDataContainer *output; |
365 | while ((output=(AliAnalysisDataContainer*)next())) { | |
c52c2132 | 366 | if (!output->GetData()) continue; |
b1310ef5 | 367 | // Check if there are client tasks that run post event loop |
368 | if (output->HasConsumers()) { | |
369 | // Disable event loop semaphore | |
370 | output->SetPostEventLoop(kTRUE); | |
371 | TObjArray *list = output->GetConsumers(); | |
372 | Int_t ncons = list->GetEntriesFast(); | |
373 | for (Int_t i=0; i<ncons; i++) { | |
374 | AliAnalysisTask *task = (AliAnalysisTask*)list->At(i); | |
375 | task->CheckNotify(kTRUE); | |
376 | // If task is active, execute it | |
377 | if (task->IsPostEventLoop() && task->IsActive()) { | |
378 | if (fDebug > 1) { | |
379 | cout << "== Executing post event loop task " << task->GetName() << endl; | |
380 | } | |
381 | task->ExecuteTask(); | |
382 | } | |
383 | } | |
384 | } | |
c52c2132 | 385 | // Check if the output need to be written to a file. |
386 | const char *filename = output->GetFileName(); | |
8ca08916 | 387 | if (!(strcmp(filename, "default"))) { |
388 | if (fEventHandler) filename = fEventHandler->GetOutputFileName(); | |
389 | } | |
390 | ||
c52c2132 | 391 | if (!filename || !strlen(filename)) continue; |
392 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
393 | if (file) file->cd(); | |
394 | else file = new TFile(filename, "RECREATE"); | |
395 | if (file->IsZombie()) continue; | |
396 | // Reparent data to this file | |
397 | TMethodCall callEnv; | |
398 | if (output->GetData()->IsA()) | |
399 | callEnv.InitWithPrototype(output->GetData()->IsA(), "SetDirectory", "TDirectory*"); | |
400 | if (callEnv.IsValid()) { | |
401 | callEnv.SetParam((Long_t) file); | |
402 | callEnv.Execute(output->GetData()); | |
403 | } | |
b1109411 | 404 | output->GetData()->Write(); |
c52c2132 | 405 | } |
981f2614 | 406 | if (fDebug > 1) { |
407 | cout << "<-AliAnalysisManager::UnpackOutput()" << endl; | |
408 | } | |
d3106602 | 409 | } |
410 | ||
411 | //______________________________________________________________________________ | |
412 | void AliAnalysisManager::Terminate() | |
413 | { | |
414 | // The Terminate() function is the last function to be called during | |
415 | // a query. It always runs on the client, it can be used to present | |
c52c2132 | 416 | // the results graphically. |
417 | if (fDebug > 1) { | |
981f2614 | 418 | cout << "->AliAnalysisManager::Terminate()" << endl; |
c52c2132 | 419 | } |
327eaf46 | 420 | AliAnalysisTask *task; |
c52c2132 | 421 | TIter next(fTasks); |
327eaf46 | 422 | // Call Terminate() for tasks |
c52c2132 | 423 | while ((task=(AliAnalysisTask*)next())) task->Terminate(); |
981f2614 | 424 | if (fDebug > 1) { |
425 | cout << "<-AliAnalysisManager::Terminate()" << endl; | |
426 | } | |
8c9485b2 | 427 | // |
8ca08916 | 428 | if (fEventHandler) fEventHandler->TerminateIO(); |
d3106602 | 429 | } |
430 | ||
431 | //______________________________________________________________________________ | |
432 | void AliAnalysisManager::AddTask(AliAnalysisTask *task) | |
433 | { | |
434 | // Adds a user task to the global list of tasks. | |
435 | task->SetActive(kFALSE); | |
436 | fTasks->Add(task); | |
437 | } | |
438 | ||
439 | //______________________________________________________________________________ | |
440 | AliAnalysisTask *AliAnalysisManager::GetTask(const char *name) const | |
441 | { | |
442 | // Retreive task by name. | |
443 | if (!fTasks) return NULL; | |
444 | return (AliAnalysisTask*)fTasks->FindObject(name); | |
445 | } | |
446 | ||
447 | //______________________________________________________________________________ | |
448 | AliAnalysisDataContainer *AliAnalysisManager::CreateContainer(const char *name, | |
c52c2132 | 449 | TClass *datatype, EAliAnalysisContType type, const char *filename) |
d3106602 | 450 | { |
451 | // Create a data container of a certain type. Types can be: | |
c52c2132 | 452 | // kExchangeContainer = 0, used to exchange date between tasks |
d3106602 | 453 | // kInputContainer = 1, used to store input data |
454 | // kOutputContainer = 2, used for posting results | |
b1310ef5 | 455 | if (fContainers->FindObject(name)) { |
456 | Error("CreateContainer","A container named %s already defined !\n",name); | |
457 | return NULL; | |
458 | } | |
d3106602 | 459 | AliAnalysisDataContainer *cont = new AliAnalysisDataContainer(name, datatype); |
460 | fContainers->Add(cont); | |
461 | switch (type) { | |
462 | case kInputContainer: | |
463 | fInputs->Add(cont); | |
464 | break; | |
465 | case kOutputContainer: | |
466 | fOutputs->Add(cont); | |
c52c2132 | 467 | if (filename && strlen(filename)) cont->SetFileName(filename); |
d3106602 | 468 | break; |
c52c2132 | 469 | case kExchangeContainer: |
d3106602 | 470 | break; |
471 | } | |
472 | return cont; | |
473 | } | |
474 | ||
475 | //______________________________________________________________________________ | |
476 | Bool_t AliAnalysisManager::ConnectInput(AliAnalysisTask *task, Int_t islot, | |
477 | AliAnalysisDataContainer *cont) | |
478 | { | |
479 | // Connect input of an existing task to a data container. | |
480 | if (!fTasks->FindObject(task)) { | |
481 | AddTask(task); | |
c52c2132 | 482 | Warning("ConnectInput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 483 | } |
484 | Bool_t connected = task->ConnectInput(islot, cont); | |
485 | return connected; | |
486 | } | |
487 | ||
488 | //______________________________________________________________________________ | |
489 | Bool_t AliAnalysisManager::ConnectOutput(AliAnalysisTask *task, Int_t islot, | |
490 | AliAnalysisDataContainer *cont) | |
491 | { | |
492 | // Connect output of an existing task to a data container. | |
493 | if (!fTasks->FindObject(task)) { | |
494 | AddTask(task); | |
c52c2132 | 495 | Warning("ConnectOutput", "Task %s not registered. Now owned by analysis manager", task->GetName()); |
d3106602 | 496 | } |
497 | Bool_t connected = task->ConnectOutput(islot, cont); | |
498 | return connected; | |
499 | } | |
500 | ||
501 | //______________________________________________________________________________ | |
502 | void AliAnalysisManager::CleanContainers() | |
503 | { | |
504 | // Clean data from all containers that have already finished all client tasks. | |
505 | TIter next(fContainers); | |
506 | AliAnalysisDataContainer *cont; | |
507 | while ((cont=(AliAnalysisDataContainer *)next())) { | |
508 | if (cont->IsOwnedData() && | |
509 | cont->IsDataReady() && | |
510 | cont->ClientsExecuted()) cont->DeleteData(); | |
511 | } | |
512 | } | |
513 | ||
514 | //______________________________________________________________________________ | |
515 | Bool_t AliAnalysisManager::InitAnalysis() | |
516 | { | |
517 | // Initialization of analysis chain of tasks. Should be called after all tasks | |
518 | // and data containers are properly connected | |
519 | // Check for input/output containers | |
520 | fInitOK = kFALSE; | |
d3106602 | 521 | // Check for top tasks (depending only on input data containers) |
522 | if (!fTasks->First()) { | |
c52c2132 | 523 | Error("InitAnalysis", "Analysis has no tasks !"); |
d3106602 | 524 | return kFALSE; |
525 | } | |
526 | TIter next(fTasks); | |
527 | AliAnalysisTask *task; | |
528 | AliAnalysisDataContainer *cont; | |
529 | Int_t ntop = 0; | |
530 | Int_t nzombies = 0; | |
327eaf46 | 531 | Bool_t iszombie = kFALSE; |
532 | Bool_t istop = kTRUE; | |
d3106602 | 533 | Int_t i; |
534 | while ((task=(AliAnalysisTask*)next())) { | |
327eaf46 | 535 | istop = kTRUE; |
536 | iszombie = kFALSE; | |
d3106602 | 537 | Int_t ninputs = task->GetNinputs(); |
d3106602 | 538 | for (i=0; i<ninputs; i++) { |
539 | cont = task->GetInputSlot(i)->GetContainer(); | |
540 | if (!cont) { | |
327eaf46 | 541 | if (!iszombie) { |
d3106602 | 542 | task->SetZombie(); |
543 | fZombies->Add(task); | |
544 | nzombies++; | |
327eaf46 | 545 | iszombie = kTRUE; |
d3106602 | 546 | } |
c52c2132 | 547 | Error("InitAnalysis", "Input slot %d of task %s has no container connected ! Declared zombie...", |
548 | i, task->GetName()); | |
d3106602 | 549 | } |
327eaf46 | 550 | if (iszombie) continue; |
d3106602 | 551 | // Check if cont is an input container |
327eaf46 | 552 | if (istop && !fInputs->FindObject(cont)) istop=kFALSE; |
d3106602 | 553 | // Connect to parent task |
554 | } | |
327eaf46 | 555 | if (istop) { |
d3106602 | 556 | ntop++; |
557 | fTopTasks->Add(task); | |
558 | } | |
559 | } | |
560 | if (!ntop) { | |
c52c2132 | 561 | Error("InitAnalysis", "No top task defined. At least one task should be connected only to input containers"); |
d3106602 | 562 | return kFALSE; |
563 | } | |
564 | // Check now if there are orphan tasks | |
565 | for (i=0; i<ntop; i++) { | |
566 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
567 | task->SetUsed(); | |
568 | } | |
569 | Int_t norphans = 0; | |
570 | next.Reset(); | |
571 | while ((task=(AliAnalysisTask*)next())) { | |
572 | if (!task->IsUsed()) { | |
573 | norphans++; | |
c52c2132 | 574 | Warning("InitAnalysis", "Task %s is orphan", task->GetName()); |
d3106602 | 575 | } |
576 | } | |
577 | // Check the task hierarchy (no parent task should depend on data provided | |
578 | // by a daughter task) | |
579 | for (i=0; i<ntop; i++) { | |
580 | task = (AliAnalysisTask*)fTopTasks->At(i); | |
581 | if (task->CheckCircularDeps()) { | |
c52c2132 | 582 | Error("InitAnalysis", "Found illegal circular dependencies between following tasks:"); |
d3106602 | 583 | PrintStatus("dep"); |
584 | return kFALSE; | |
585 | } | |
586 | } | |
b1310ef5 | 587 | // Check that all containers feeding post-event loop tasks are in the outputs list |
588 | TIter nextcont(fContainers); // loop over all containers | |
589 | while ((cont=(AliAnalysisDataContainer*)nextcont())) { | |
590 | if (!cont->IsPostEventLoop() && !fOutputs->FindObject(cont)) { | |
591 | if (cont->HasConsumers()) { | |
592 | // Check if one of the consumers is post event loop | |
593 | TIter nextconsumer(cont->GetConsumers()); | |
594 | while ((task=(AliAnalysisTask*)nextconsumer())) { | |
595 | if (task->IsPostEventLoop()) { | |
596 | fOutputs->Add(cont); | |
597 | break; | |
598 | } | |
599 | } | |
600 | } | |
601 | } | |
602 | } | |
327eaf46 | 603 | fInitOK = kTRUE; |
d3106602 | 604 | return kTRUE; |
605 | } | |
606 | ||
607 | //______________________________________________________________________________ | |
608 | void AliAnalysisManager::PrintStatus(Option_t *option) const | |
609 | { | |
610 | // Print task hierarchy. | |
611 | TIter next(fTopTasks); | |
612 | AliAnalysisTask *task; | |
613 | while ((task=(AliAnalysisTask*)next())) | |
614 | task->PrintTask(option); | |
615 | } | |
616 | ||
617 | //______________________________________________________________________________ | |
618 | void AliAnalysisManager::ResetAnalysis() | |
619 | { | |
620 | // Reset all execution flags and clean containers. | |
621 | CleanContainers(); | |
622 | } | |
623 | ||
c52c2132 | 624 | //______________________________________________________________________________ |
625 | void AliAnalysisManager::StartAnalysis(const char *type, TTree *tree) | |
626 | { | |
627 | // Start analysis for this manager. Analysis task can be: LOCAL, PROOF or GRID. | |
628 | if (!fInitOK) { | |
629 | Error("StartAnalysis","Analysis manager was not initialized !"); | |
630 | return; | |
631 | } | |
632 | if (fDebug>1) { | |
633 | cout << "StartAnalysis: " << GetName() << endl; | |
634 | } | |
635 | TString anaType = type; | |
636 | anaType.ToLower(); | |
637 | fMode = kLocalAnalysis; | |
638 | if (tree) { | |
639 | if (anaType.Contains("proof")) fMode = kProofAnalysis; | |
640 | else if (anaType.Contains("grid")) fMode = kGridAnalysis; | |
641 | } | |
642 | if (fMode == kGridAnalysis) { | |
643 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
981f2614 | 644 | fMode = kLocalAnalysis; |
645 | } | |
efd53803 | 646 | char line[128]; |
647 | SetEventLoop(kFALSE); | |
b1310ef5 | 648 | // Disable all branches if requested and set event loop mode |
efd53803 | 649 | if (tree) { |
b1310ef5 | 650 | if (TestBit(kDisableBranches)) { |
651 | printf("Disabling all branches...\n"); | |
652 | // tree->SetBranchStatus("*",0); // not yet working | |
653 | } | |
efd53803 | 654 | SetEventLoop(kTRUE); |
655 | } | |
efd53803 | 656 | |
c52c2132 | 657 | TChain *chain = dynamic_cast<TChain*>(tree); |
9b33830a | 658 | |
659 | // Initialize locally all tasks | |
660 | TIter next(fTasks); | |
661 | AliAnalysisTask *task; | |
efd53803 | 662 | while ((task=(AliAnalysisTask*)next())) { |
efd53803 | 663 | task->LocalInit(); |
664 | } | |
665 | ||
c52c2132 | 666 | switch (fMode) { |
667 | case kLocalAnalysis: | |
668 | if (!tree) { | |
981f2614 | 669 | TIter next(fTasks); |
670 | AliAnalysisTask *task; | |
671 | // Call CreateOutputObjects for all tasks | |
c5a87c56 | 672 | while ((task=(AliAnalysisTask*)next())) { |
673 | TDirectory *curdir = gDirectory; | |
674 | task->CreateOutputObjects(); | |
675 | if (curdir) curdir->cd(); | |
676 | } | |
c52c2132 | 677 | ExecAnalysis(); |
981f2614 | 678 | Terminate(); |
c52c2132 | 679 | return; |
680 | } | |
681 | // Run tree-based analysis via AliAnalysisSelector | |
8eedd442 | 682 | // gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/AliAnalysisSelector.cxx+"); |
c52c2132 | 683 | cout << "===== RUNNING LOCAL ANALYSIS " << GetName() << " ON TREE " << tree->GetName() << endl; |
684 | sprintf(line, "AliAnalysisSelector *selector = new AliAnalysisSelector((AliAnalysisManager*)0x%lx);",(ULong_t)this); | |
685 | gROOT->ProcessLine(line); | |
686 | sprintf(line, "((TTree*)0x%lx)->Process(selector);",(ULong_t)tree); | |
687 | gROOT->ProcessLine(line); | |
688 | break; | |
689 | case kProofAnalysis: | |
690 | if (!gROOT->GetListOfProofs() || !gROOT->GetListOfProofs()->GetEntries()) { | |
691 | printf("StartAnalysis: no PROOF!!!\n"); | |
692 | return; | |
693 | } | |
694 | sprintf(line, "gProof->AddInput((TObject*)0x%lx);", (ULong_t)this); | |
695 | gROOT->ProcessLine(line); | |
696 | if (chain) { | |
697 | chain->SetProof(); | |
698 | cout << "===== RUNNING PROOF ANALYSIS " << GetName() << " ON CHAIN " << chain->GetName() << endl; | |
8eedd442 | 699 | chain->Process("AliAnalysisSelector"); |
c52c2132 | 700 | } else { |
701 | printf("StartAnalysis: no chain\n"); | |
702 | return; | |
703 | } | |
704 | break; | |
705 | case kGridAnalysis: | |
706 | Warning("StartAnalysis", "GRID analysis mode not implemented. Running local."); | |
707 | } | |
708 | } | |
709 | ||
d3106602 | 710 | //______________________________________________________________________________ |
711 | void AliAnalysisManager::ExecAnalysis(Option_t *option) | |
712 | { | |
713 | // Execute analysis. | |
327eaf46 | 714 | if (!fInitOK) { |
c52c2132 | 715 | Error("ExecAnalysis", "Analysis manager was not initialized !"); |
327eaf46 | 716 | return; |
717 | } | |
d3106602 | 718 | AliAnalysisTask *task; |
327eaf46 | 719 | // Check if the top tree is active. |
720 | if (fTree) { | |
c52c2132 | 721 | if (fDebug>1) { |
722 | printf("AliAnalysisManager::ExecAnalysis\n"); | |
723 | } | |
327eaf46 | 724 | TIter next(fTasks); |
725 | // De-activate all tasks | |
726 | while ((task=(AliAnalysisTask*)next())) task->SetActive(kFALSE); | |
727 | AliAnalysisDataContainer *cont = (AliAnalysisDataContainer*)fInputs->At(0); | |
728 | if (!cont) { | |
c52c2132 | 729 | Error("ExecAnalysis","Cannot execute analysis in TSelector mode without at least one top container"); |
327eaf46 | 730 | return; |
731 | } | |
732 | cont->SetData(fTree); // This will notify all consumers | |
733 | TIter next1(cont->GetConsumers()); | |
734 | while ((task=(AliAnalysisTask*)next1())) { | |
735 | // task->SetActive(kTRUE); | |
c52c2132 | 736 | if (fDebug >1) { |
737 | cout << " Executing task " << task->GetName() << endl; | |
738 | } | |
327eaf46 | 739 | task->ExecuteTask(option); |
740 | } | |
fe9b35c9 | 741 | if (fEventHandler) fEventHandler->FinishEvent(); |
327eaf46 | 742 | return; |
743 | } | |
744 | // The event loop is not controlled by TSelector | |
745 | TIter next2(fTopTasks); | |
746 | while ((task=(AliAnalysisTask*)next2())) { | |
747 | task->SetActive(kTRUE); | |
c52c2132 | 748 | if (fDebug > 1) { |
749 | cout << " Executing task " << task->GetName() << endl; | |
750 | } | |
d3106602 | 751 | task->ExecuteTask(option); |
327eaf46 | 752 | } |
fe9b35c9 | 753 | if (fEventHandler) fEventHandler->FinishEvent(); |
d3106602 | 754 | } |
755 | ||
756 | //______________________________________________________________________________ | |
757 | void AliAnalysisManager::FinishAnalysis() | |
758 | { | |
759 | // Finish analysis. | |
760 | } |