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