2 //**************************************************************************
3 //* This file is property of and copyright by the ALICE HLT Project *
4 //* ALICE Experiment at CERN, All rights reserved. *
6 //* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
7 //* for The ALICE HLT Project. *
9 //* Permission to use, copy, modify and distribute this software and its *
10 //* documentation strictly for non-commercial purposes is hereby granted *
11 //* without fee, provided that the above copyright notice appears in all *
12 //* copies and that both the copyright notice and this permission notice *
13 //* appear in the supporting documentation. The authors make no claims *
14 //* about the suitability of this software for any purpose. It is *
15 //* provided "as is" without express or implied warranty. *
16 //**************************************************************************
18 /// @file AliHLTTask.cxx
19 /// @author Matthias Richter
21 /// @brief Implementation of HLT tasks.
24 // see header file for class documentation
26 // refer to README to build package
28 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
39 #include "AliHLTTask.h"
40 #include "AliHLTConfiguration.h"
41 #include "AliHLTConfigurationHandler.h"
42 #include "AliHLTComponent.h"
43 #include "AliHLTComponentHandler.h"
45 #include "AliHLTErrorGuard.h"
47 /** ROOT macro for the implementation of ROOT specific class methods */
50 AliHLTTask::AliHLTTask()
52 fpConfiguration(NULL),
59 // see header file for class documentation
61 // refer to README to build package
63 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
66 AliHLTTask::AliHLTTask(AliHLTConfiguration* pConf)
68 fpConfiguration(pConf),
75 // see header file for function documentation
78 AliHLTTask::~AliHLTTask()
80 // see header file for function documentation
81 TObjLink* lnk=fListDependencies.FirstLink();
84 AliHLTTask* pTask=(AliHLTTask*)lnk->GetObject();
85 pTask->UnsetTarget(this);
88 lnk=fListTargets.FirstLink();
91 AliHLTTask* pTask=(AliHLTTask*)lnk->GetObject();
92 pTask->UnsetDependency(this);
96 if (fpComponent) delete fpComponent;
100 int AliHLTTask::Init(AliHLTConfiguration* pConf, AliHLTComponentHandler* pCH)
102 // see header file for function documentation
104 if (fpConfiguration!=NULL && pConf!=NULL && fpConfiguration!=pConf) {
105 HLTWarning("overriding existing reference to configuration object %p by %p",
106 fpConfiguration, pConf);
108 if (pConf!=NULL) fpConfiguration=pConf;
109 iResult=CreateComponent(fpConfiguration, pCH, fpComponent);
111 iResult=CustomInit(pCH);
116 int AliHLTTask::CreateComponent(AliHLTConfiguration* pConfiguration, AliHLTComponentHandler* pCH, AliHLTComponent*& pComponent) const
118 // see header file for class documentation
120 if (!pConfiguration) return -EINVAL;
122 const AliHLTConfiguration* pConf=AliHLTConfigurationHandler::FindSubstitution(*pConfiguration);
123 if (!pConf) pConf=pConfiguration;
127 const char** argv=NULL;
128 if ((iResult=pConf->GetArguments(&argv))>=0) {
129 argc=iResult; // just to make it clear
130 // TODO: we have to think about the optional environment parameter,
131 // currently just set to NULL.
132 iResult=pCH->CreateComponent(pConf->GetComponentID(), pComponent);
133 if (pComponent && iResult>=0) {
135 description.Form("chainid=%s", GetName());
136 pComponent->SetComponentDescription(description.Data());
137 const AliHLTAnalysisEnvironment* pEnv=pCH->GetEnvironment();
138 if ((iResult=pComponent->Init(pEnv, NULL, argc, argv))>=0) {
139 //HLTDebug("component %s (%p) created", pComponent->GetComponentID(), pComponent);
141 HLTError("Initialization of component \"%s\" failed with error %d", pComponent->GetComponentID(), iResult);
144 //HLTError("can not find component \"%s\" (%d)", pConf->GetComponentID(), iResult);
147 HLTError("can not get argument list for configuration %s (%s)", pConf->GetName(), pConf->GetComponentID());
151 HLTError("component handler instance needed for task initialization");
155 HLTError("configuration object instance needed for task initialization");
161 int AliHLTTask::Deinit()
163 // see header file for function documentation
166 AliHLTComponent* pComponent=GetComponent();
169 //HLTDebug("delete component %s (%p)", pComponent->GetComponentID(), pComponent);
170 pComponent->Deinit();
173 HLTWarning("task doesn't seem to be in initialized");
178 const char *AliHLTTask::GetName() const
180 // see header file for function documentation
182 return fpConfiguration->GetName();
183 return TObject::GetName();
186 AliHLTConfiguration* AliHLTTask::GetConf() const
188 // see header file for function documentation
189 return fpConfiguration;
192 AliHLTComponent* AliHLTTask::GetComponent() const
194 // see header file for function documentation
198 AliHLTTask* AliHLTTask::FindDependency(const char* id)
200 // see header file for function documentation
201 AliHLTTask* pTask=NULL;
203 pTask=(AliHLTTask*)fListDependencies.FindObject(id);
208 int AliHLTTask::FollowDependency(const char* id, TList* pTgtList)
210 // see header file for function documentation
213 AliHLTTask* pDep=NULL;
214 if ((pDep=(AliHLTTask*)fListDependencies.FindObject(id))!=NULL) {
215 if (pTgtList) pTgtList->Add(pDep);
218 TObjLink* lnk=fListDependencies.FirstLink();
219 while (lnk && iResult==0) {
220 pDep=(AliHLTTask*)lnk->GetObject();
222 if ((iResult=pDep->FollowDependency(id, pTgtList))>0) {
223 if (pTgtList) pTgtList->AddFirst(pDep);
238 void AliHLTTask::PrintDependencyTree(const char* id, int bFromConfiguration)
240 // see header file for function documentation
241 HLTLogKeyword("task dependencies");
244 if (bFromConfiguration) {
246 iResult=fpConfiguration->FollowDependency(id, &tgtList);
250 iResult=FollowDependency(id, &tgtList);
252 HLTMessage(" dependency level %d ", iResult);
253 TObjLink* lnk=tgtList.FirstLink();
255 char* pSpace = new char[iResult+1];
257 memset(pSpace, 32, iResult);
260 TObject* obj=lnk->GetObject();
261 HLTMessage(" %s^-- %s ", &pSpace[i--], obj->GetName());
271 int AliHLTTask::SetDependency(AliHLTTask* pDep)
273 // see header file for function documentation
276 if (FindDependency(pDep->GetName())==NULL) {
277 fListDependencies.Add(pDep);
287 int AliHLTTask::UnsetDependency(AliHLTTask* pDep)
289 // see header file for function documentation
290 fListDependencies.Remove(pDep);
291 if (fpConfiguration) {
292 fpConfiguration->InvalidateSources();
297 int AliHLTTask::CheckDependencies()
299 // see header file for function documentation
301 AliHLTConfiguration* pSrc=fpConfiguration->GetFirstSource();
303 if (FindDependency(pSrc->GetName())==NULL) {
304 //HLTDebug("dependency \"%s\" unresolved", pSrc->GetName());
307 pSrc=fpConfiguration->GetNextSource();
313 int AliHLTTask::Depends(AliHLTTask* pTask)
315 // see header file for function documentation
318 if (fpConfiguration) {
319 iResult=fpConfiguration->GetSource(pTask->GetName())!=NULL;
321 //HLTDebug("task \"%s\" depends on \"%s\"", GetName(), pTask->GetName());
323 //HLTDebug("task \"%s\" independend of \"%s\"", GetName(), pTask->GetName());
334 AliHLTTask* AliHLTTask::FindTarget(const char* id)
336 // see header file for function documentation
337 AliHLTTask* pTask=NULL;
339 pTask=(AliHLTTask*)fListTargets.FindObject(id);
344 int AliHLTTask::SetTarget(AliHLTTask* pTgt)
346 // see header file for function documentation
349 if (FindTarget(pTgt->GetName())==NULL) {
350 fListTargets.Add(pTgt);
360 int AliHLTTask::UnsetTarget(AliHLTTask* pTarget)
362 // see header file for function documentation
363 fListTargets.Remove(pTarget);
367 int AliHLTTask::StartRun()
369 // see header file for function documentation
371 int iNofInputDataBlocks=0;
372 AliHLTComponent* pComponent=GetComponent();
374 // determine the number of input data blocks provided from the source tasks
375 { // set scope for lnk as a local variable
376 TObjLink* lnk=fListDependencies.FirstLink();
377 while (lnk && iResult>=0) {
378 AliHLTTask* pSrcTask=(AliHLTTask*)lnk->GetObject();
380 if ((iResult=pSrcTask->GetNofMatchingDataTypes(this))>0) {
381 iNofInputDataBlocks+=iResult;
382 } else if (iResult==0) {
383 HLTWarning("source task %s (%p) does not provide any matching data type for task %s (%p)", pSrcTask->GetName(), pSrcTask, GetName(), this);
385 HLTError("task %s (%p): error getting matching data types for source task %s (%p)", GetName(), this, pSrcTask->GetName(), pSrcTask);
393 if (fBlockDataArray.size()>0) {
394 HLTWarning("block data array for task %s (%p) was not cleaned", GetName(), this);
395 fBlockDataArray.clear();
399 // the initialization of the component is done by the ComponentHandler after creation
401 //iResult=Init( AliHLTAnalysisEnvironment* environ, void* environ_param, int argc, const char** argv );
403 // allocate the data buffer, which controls the output buffer and subscriptions
405 fpDataBuffer=new AliHLTDataBuffer;
406 if (fpDataBuffer!=NULL) {
407 fpDataBuffer->SetLocalLoggingLevel(GetLocalLoggingLevel());
408 HLTDebug("created data buffer %p for task %s (%p)", fpDataBuffer, GetName(), this);
409 TObjLink* lnk=fListTargets.FirstLink();
410 while (lnk && iResult>=0) {
411 AliHLTTask* pTgtTask=(AliHLTTask*)lnk->GetObject();
413 if ((iResult=fpDataBuffer->SetConsumer(pTgtTask->GetComponent()))>=0) {
422 HLTFatal("can not create data buffer object, memory allocation failed");
428 // send the SOR event
432 HLTError("task %s (%p) does not have a component", GetName(), this);
438 int AliHLTTask::EndRun()
440 // see header file for function documentation
442 if (fBlockDataArray.size()>0) {
443 fBlockDataArray.clear();
446 AliHLTDataBuffer* pBuffer=fpDataBuffer;
453 int AliHLTTask::ProcessTask(Int_t eventNo, AliHLTUInt32_t eventType, AliHLTUInt64_t trgMask,
454 AliHLTUInt32_t timestamp, AliHLTUInt32_t participatingDetectors)
456 // see header file for function documentation
458 AliHLTComponent* pComponent=GetComponent();
459 if (pComponent && fpDataBuffer) {
460 HLTDebug("Processing task %s (%p) fpDataBuffer %p", GetName(), this, fpDataBuffer);
461 fpDataBuffer->Reset();
462 int iSourceDataBlock=0;
463 int iInputDataVolume=0;
465 AliHLTTask* pSrcTask=NULL;
466 AliHLTTaskPList subscribedTaskList;
467 TObjLink* lnk=fListDependencies.FirstLink();
469 // instances of SOR and EOR events to be kept
473 // generalize handling of the special blocks to be forwarded on SOR and EOR
474 // just adding a new specific handling for the ECS parameter block as a quick
478 // subscribe to all source tasks
479 fBlockDataArray.clear();
480 while (lnk && iResult>=0) {
481 pSrcTask=(AliHLTTask*)lnk->GetObject();
483 int iMatchingDB=pSrcTask->GetNofMatchingDataBlocks(this);
485 HLTError("task %s (%p): error getting no of matching data blocks from task %s (%p), error %d", GetName(), this, pSrcTask->GetName(), pSrcTask, iMatchingDB);
488 } else if (iMatchingDB==0) {
489 HLTDebug("source task %s (%p) does not provide any matching data type for task %s (%p)", pSrcTask->GetName(), pSrcTask, GetName(), this);
491 if ((iResult=pSrcTask->Subscribe(this, fBlockDataArray))>=0) {
493 AliHLTComponentBlockDataList::iterator block=fBlockDataArray.begin();
494 for (int i=0; block!=fBlockDataArray.end(); i++) {
496 bRemove|=(*block).fDataType==kAliHLTDataTypeSOR && !(iSOR<0 && (iSOR=i)>=0);
497 bRemove|=(*block).fDataType==kAliHLTDataTypeEOR && !(iEOR<0 && (iEOR=i)>=0);
498 bRemove|=(*block).fDataType==kAliHLTDataTypeECSParam && !(iECS<0 && (iECS=i)>=0);
499 //HLTInfo("block %d, iSOR=%d iEOR=%d remove=%d", i, iSOR, iEOR, bRemove);
500 if (i<iSourceDataBlock) {
502 } else if (bRemove) {
503 HLTDebug("remove duplicated event %s (%d)", AliHLTComponent::DataType2Text((*block).fDataType).c_str(), i);
504 pSrcTask->Release(&(*block), this);
505 block=fBlockDataArray.erase(block);
508 iInputDataVolume+=(*block).fSize;
509 // put the source task as many times into the list as it provides data blocks
510 // makes the bookkeeping for the data release easier
511 subscribedTaskList.push_back(pSrcTask);
515 HLTDebug("Task %s (%p) successfully subscribed to %d data block(s) of task %s (%p)", GetName(), this, iResult, pSrcTask->GetName(), pSrcTask);
516 iSourceDataBlock=fBlockDataArray.size();
519 HLTError("Task %s (%p): subscription to task %s (%p) failed with error %d", GetName(), this, pSrcTask->GetName(), pSrcTask, iResult);
523 HLTFatal("fatal internal error in ROOT list handling");
530 int iNofTrial=0; // repeat processing if component returns -ENOSPC
531 AliHLTUInt32_t iLastOutputDataSize=0;
534 long unsigned int iOutputDataSize=0;
535 AliHLTConfiguration* pConf=GetConf();
536 // check if there was a buffer size specified, query output size
537 // estimator from component otherwize
538 if (pConf && pConf->GetOutputBufferSize()>=0) {
539 iOutputDataSize=pConf->GetOutputBufferSize();
541 long unsigned int iConstBase=0;
542 double fInputMultiplier=0;
543 if (pComponent->GetComponentType()!=AliHLTComponent::kSink) {
544 pComponent->GetOutputDataSize(iConstBase, fInputMultiplier);
545 // add a small margin to the buffer to allow optional component
548 #if defined(__DEBUG) || defined(HLT_COMPONENT_STATISTICS)
549 for (AliHLTComponentBlockDataList::iterator element=fBlockDataArray.begin();
550 element!=fBlockDataArray.end(); element++) {
551 if (element->fDataType==kAliHLTDataTypeComponentStatistics) {
552 iConstBase+=element->fSize;
557 if (fInputMultiplier<0) {
558 HLTWarning("ignoring negative input multiplier");
561 iOutputDataSize=int(fInputMultiplier*iInputDataVolume) + iConstBase;
562 //HLTDebug("task %s: reqired output size %d", GetName(), iOutputDataSize);
565 // dont process again if the buffer size is the same
566 if (iLastOutputDataSize==iOutputDataSize) break;
567 HLTImportant("processing event %d again with buffer size %d", eventNo, iOutputDataSize);
569 AliHLTUInt8_t* pTgtBuffer=NULL;
570 if (iOutputDataSize>0) pTgtBuffer=fpDataBuffer->GetTargetBuffer(iOutputDataSize);
571 //HLTDebug("provided raw buffer %p", pTgtBuffer);
572 AliHLTComponentEventData evtData;
573 AliHLTComponent::FillEventData(evtData);
575 evtData.fEventID=(AliHLTEventID_t)eventNo;
576 if (timestamp) evtData.fEventCreation_s=timestamp;
578 evtData.fEventCreation_s=static_cast<AliHLTUInt32_t>(time(NULL));
579 AliHLTComponentTriggerData trigData;
580 AliHLTEventTriggerData evtTrigData;
581 trigData.fStructSize=sizeof(trigData);
582 trigData.fDataSize=sizeof(AliHLTEventTriggerData);
583 memset(&evtTrigData, 0, trigData.fDataSize);
584 // Setup the CDH in the trigger data, based on the event type, CTP trigger
585 // mask and participating detectors.
586 evtTrigData.fCommonHeaderWordCnt=gkAliHLTCommonHeaderCount;
587 AliHLTUInt8_t l1msg = 0x0;
590 case gkAliEventTypeData: l1msg = 0x00; break;
591 case gkAliEventTypeDataReplay: l1msg = 0x00; break;
592 case gkAliEventTypeStartOfRun: l1msg = (0xE << 2) | 0x01; break;
593 case gkAliEventTypeEndOfRun: l1msg = (0xF << 2) | 0x01; break;
594 case gkAliEventTypeCalibration: l1msg = (0x1 << 6) | 0x01; break;
595 case gkAliEventTypeSoftware: l1msg = 0x01; break;
597 evtTrigData.fCommonHeader[1] = AliHLTUInt32_t(l1msg) << 14;
598 evtTrigData.fCommonHeader[3] = ((l1msg & 0x1) == 0x1) ? (participatingDetectors & 0xFFFFFF) : 0x0;
599 evtTrigData.fCommonHeader[5]=trgMask&0xffffffff;
600 evtTrigData.fCommonHeader[6]=(trgMask>>32)&0x3ffff;
601 trigData.fData=&evtTrigData;
602 iLastOutputDataSize=iOutputDataSize;
603 AliHLTUInt32_t size=iOutputDataSize;
604 AliHLTUInt32_t outputBlockCnt=0;
605 AliHLTComponentBlockData* outputBlocks=NULL;
606 AliHLTComponentEventDoneData* edd=NULL;
607 if (pTgtBuffer!=NULL || iOutputDataSize==0) {
608 // add event type data block
609 // the block is removed immediately after processing from the list
610 AliHLTComponentBlockData eventTypeBlock;
611 AliHLTComponent::FillBlockData(eventTypeBlock);
613 eventTypeBlock.fDataType=kAliHLTDataTypeEvent;
614 eventTypeBlock.fSpecification=eventType;
615 fBlockDataArray.push_back(eventTypeBlock);
617 if (CheckFilter(kHLTLogDebug)) Print("proc");
619 AliHLTUInt32_t iblock=0;
620 // check input and output buffers for consistency
621 // to be enabled after fixing bug with DataBuffer and forwarded SOR/EOR
622 //for (iblock=0; iblock<fBlockDataArray.size(); iblock++) {
623 // if ((AliHLTUInt8_t*)fBlockDataArray[iblock].fPtr >= pTgtBuffer+size) continue;
624 // if (pTgtBuffer >= (AliHLTUInt8_t*)fBlockDataArray[iblock].fPtr+fBlockDataArray[iblock].fSize) continue;
625 // HLTFatal("input and output buffer overlap for block descriptor %d (ptr %p size %d): output buffer %p %d",
626 // iblock, fBlockDataArray[iblock].fPtr, fBlockDataArray[iblock].fSize,
627 // pTgtBuffer, size);
631 evtData.fBlockCnt=fBlockDataArray.size();
632 iResult=pComponent->ProcessEvent(evtData, &fBlockDataArray[0], trigData, pTgtBuffer, size, outputBlockCnt, outputBlocks, edd);
633 HLTDebug("component %s ProcessEvent finnished (%d): size=%d blocks=%d", pComponent->GetComponentID(), iResult, size, outputBlockCnt);
635 // EventDoneData is for the moment ignored in AliHLTSystem
637 HLTDebug("got EventDoneData size %d", edd->fDataSize);
638 delete [] reinterpret_cast<char*>(edd);
642 // remove event data block
643 fBlockDataArray.pop_back();
645 // check for forwarded blocks.
646 // loop over all output blocks and check
647 // 1. for duplicate blocks (pointing to same location in output buffer
648 // or to the same buffer)
649 // 2. for blocks forwarded from the input.
650 if (iResult>=0 && outputBlocks) {
651 if (fListTargets.First()!=NULL) {
652 AliHLTComponentBlockDataList segments;
653 for (AliHLTUInt32_t oblock=0; oblock<outputBlockCnt; oblock++) {
654 // consistency check for data reference
655 if (outputBlocks[oblock].fPtr!=NULL && outputBlocks[oblock].fPtr!=pTgtBuffer &&
656 outputBlocks[oblock].fOffset!=0) {
657 HLTWarning("output block %s 0x%08x has inconsistent data reference ptr=%p offset=0x%08x: "
658 "for new blocks use offset only, forwarded blocks have fPtr set only",
659 AliHLTComponent::DataType2Text(outputBlocks[oblock].fDataType).c_str(),
660 outputBlocks[oblock].fSpecification,
661 outputBlocks[oblock].fPtr, outputBlocks[oblock].fOffset);
664 // check for duplicates in the output
665 // this check applies for forwarded data blocks where
666 // the ptr is not inside the target buffer
667 AliHLTUInt32_t checkblock=0;
668 for (; checkblock<oblock; checkblock++) {
669 if (outputBlocks[oblock].fPtr!=NULL && outputBlocks[oblock].fPtr!=pTgtBuffer &&
670 outputBlocks[checkblock].fPtr==outputBlocks[oblock].fPtr) {
671 if (outputBlocks[checkblock].fSize!=outputBlocks[oblock].fSize ||
672 outputBlocks[checkblock].fDataType!=outputBlocks[oblock].fDataType) {
673 HLTWarning("output blocks %d (%s 0x%08x) and %d (%s 0x%08x) have identical data references ptr=%p "
674 "but differ in data type and/or size: %d vs. %d, ignoring block %d",
676 AliHLTComponent::DataType2Text(outputBlocks[oblock].fDataType).c_str(),
677 outputBlocks[oblock].fSpecification,
679 AliHLTComponent::DataType2Text(outputBlocks[checkblock].fDataType).c_str(),
680 outputBlocks[checkblock].fSpecification,
681 outputBlocks[oblock].fPtr,
682 outputBlocks[oblock].fSize,
683 outputBlocks[checkblock].fSize,
686 // ignore from the second copy
690 if (checkblock<oblock) continue;
692 // search for the forwarded data blocks
693 // new data blocks are announced to the data buffer, forwarded data blocks
694 // to the publisher task. The publisher task of a forwarded data block is
695 // removed from the list in order to keep the buffer open. It will be releases
696 // when the subscribing task releases it
698 for (; iblock<fBlockDataArray.size(); iblock++) {
699 if (outputBlocks[oblock].fDataType==kAliHLTDataTypeEvent) {
700 // the event type data block is an artificial data block
701 // ignore if it was forwarded
704 if (fBlockDataArray[iblock].fPtr==outputBlocks[oblock].fPtr) {
705 assert(subscribedTaskList[iblock]!=NULL);
706 if (subscribedTaskList[iblock]==NULL) {
707 ALIHLTERRORGUARD(1, "missing parent task for forwarded data block %s 0x%08x, original data block %s 0x%08x, subsequent errors are suppressed",
708 AliHLTComponent::DataType2Text(outputBlocks[oblock].fDataType).c_str(),
709 outputBlocks[oblock].fSpecification,
710 AliHLTComponent::DataType2Text(outputBlocks[iblock].fDataType).c_str(),
711 outputBlocks[iblock].fSpecification);
714 HLTDebug("forward segment %d (source task %s %p) to data buffer %p", iblock, pSrcTask->GetName(), pSrcTask, fpDataBuffer);
715 fpDataBuffer->Forward(subscribedTaskList[iblock], &fBlockDataArray[iblock]);
716 subscribedTaskList[iblock]=NULL; // not to be released in the loop further down
720 if (iblock==fBlockDataArray.size()) segments.push_back(outputBlocks[oblock]);
722 if (pTgtBuffer && segments.size()>0) {
723 iResult=fpDataBuffer->SetSegments(pTgtBuffer, &segments[0], segments.size());
726 // no forwarding, actually we dont even need to keep the data, this is a
727 // dead end (fListTargets empty)
728 //iResult=fpDataBuffer->SetSegments(pTgtBuffer, outputBlocks, outputBlockCnt);
730 delete [] outputBlocks; outputBlocks=NULL; outputBlockCnt=0;
732 fpDataBuffer->Reset();
734 if (fListTargets.First()!=NULL) {
735 if (iSOR>=0 && subscribedTaskList[iSOR]!=NULL) {
736 HLTDebug("forward SOR event segment %d (source task %s %p) to data buffer %p", iSOR, pSrcTask->GetName(), pSrcTask, fpDataBuffer);
737 fpDataBuffer->Forward(subscribedTaskList[iSOR], &fBlockDataArray[iSOR]);
738 subscribedTaskList[iSOR]=NULL; // not to be released in the loop further down
740 if (iEOR>=0 && subscribedTaskList[iEOR]!=NULL) {
741 HLTDebug("forward EOR event (%s) segment %d (source task %s %p) to data buffer %p", AliHLTComponent::DataType2Text(fBlockDataArray[iEOR].fDataType).c_str(), iEOR, pSrcTask->GetName(), pSrcTask, fpDataBuffer);
742 fpDataBuffer->Forward(subscribedTaskList[iEOR], &fBlockDataArray[iEOR]);
743 subscribedTaskList[iEOR]=NULL; // not to be released in the loop further down
745 if (iECS>=0 && subscribedTaskList[iECS]!=NULL) {
746 HLTDebug("forward ECS event (%s) segment %d (source task %s %p) to data buffer %p", AliHLTComponent::DataType2Text(fBlockDataArray[iECS].fDataType).c_str(), iECS, pSrcTask->GetName(), pSrcTask, fpDataBuffer);
747 fpDataBuffer->Forward(subscribedTaskList[iECS], &fBlockDataArray[iECS]);
748 subscribedTaskList[iECS]=NULL; // not to be released in the loop further down
752 HLTError("no target buffer available");
755 } while (iResult==-ENOSPC && iNofTrial++<1);
758 fBlockDataArray.clear();
759 if (CheckFilter(kHLTLogDebug)) Print("proc");
761 // now release all buffers which we have subscribed to
763 AliHLTTaskPList::iterator element;
764 while ((element=subscribedTaskList.begin())!=subscribedTaskList.end()) {
768 if ((iTempRes=pSrcTask->Release(&fBlockDataArray[iSourceDataBlock], this))>=0) {
769 HLTDebug("successfully released segment of task %s (%p)", pSrcTask->GetName(), pSrcTask);
771 HLTError("realease of task %s (%p) failed with error %d", pSrcTask->GetName(), pSrcTask, iTempRes);
774 subscribedTaskList.erase(element);
777 if (subscribedTaskList.size()>0) {
778 HLTError("could not release all data buffers");
781 HLTError("internal failure (not initialized component %p, data buffer %p)", fpComponent, fpDataBuffer);
787 int AliHLTTask::GetNofMatchingDataBlocks(const AliHLTTask* pConsumerTask) const
789 // see header file for function documentation
793 iResult=fpDataBuffer->FindMatchingDataBlocks(pConsumerTask->GetComponent(), NULL);
795 HLTFatal("internal data buffer missing");
804 int AliHLTTask::GetNofMatchingDataTypes(const AliHLTTask* pConsumerTask) const
806 // see header file for function documentation
809 AliHLTComponent* pComponent=GetComponent();
812 HLTError("component not initialized");
816 iResult=pComponent->FindMatchingDataTypes(pConsumerTask->GetComponent(), NULL);
818 HLTFatal("task initialization failed");
827 int AliHLTTask::Subscribe(const AliHLTTask* pConsumerTask, AliHLTComponentBlockDataList& blockDescList)
829 // see header file for function documentation
833 iResult=fpDataBuffer->Subscribe(pConsumerTask->GetComponent(), blockDescList);
835 HLTFatal("internal data buffer missing");
844 int AliHLTTask::Release(AliHLTComponentBlockData* pBlockDesc, const AliHLTTask* pConsumerTask)
846 // see header file for function documentation
848 if (pConsumerTask && pBlockDesc) {
850 iResult=fpDataBuffer->Release(pBlockDesc, pConsumerTask->GetComponent(), this);
852 HLTFatal("internal data buffer missing");
861 void AliHLTTask::PrintStatus()
863 // see header file for function documentation
864 HLTLogKeyword("task properties");
865 AliHLTComponent* pComponent=GetComponent();
867 HLTMessage(" component: %s (%p)", pComponent->GetComponentID(), pComponent);
869 HLTMessage(" no component set!");
871 if (fpConfiguration) {
872 AliHLTConfiguration* pSrc=fpConfiguration->GetFirstSource();
874 const char* pQualifier="unresolved";
875 if (FindDependency(pSrc->GetName()))
876 pQualifier="resolved";
877 HLTMessage(" source: %s (%s)", pSrc->GetName(), pQualifier);
878 pSrc=fpConfiguration->GetNextSource();
880 TObjLink* lnk = fListTargets.FirstLink();
882 TObject *obj = lnk->GetObject();
883 HLTMessage(" target: %s", obj->GetName());
887 HLTMessage(" task not initialized");
891 void AliHLTTask::Print(const char* options) const
893 // Overloaded from TObject
894 if (strcmp(options, "proc")==0) {
895 // print processing info
896 HLTMessage("**********************************************");
897 HLTMessage("******* AliHLTTask Processing info ***********");
898 HLTMessage(" component: %p %s", fpComponent, (fpComponent?fpComponent->GetComponentID():""));
899 HLTMessage(" data buffer: %p", fpDataBuffer);
900 if (fpDataBuffer) fpDataBuffer->Print("");
901 HLTMessage(" input block descriptors: %d", fBlockDataArray.size());
902 for (unsigned i=0; i<fBlockDataArray.size(); i++) {
903 HLTMessage(" %d: %s 0x%08x %p %d", i,
904 AliHLTComponent::DataType2Text(fBlockDataArray[i].fDataType).c_str(),
905 fBlockDataArray[i].fSpecification,
906 fBlockDataArray[i].fPtr,
907 fBlockDataArray[i].fSize
910 HLTMessage("**** end of AliHLTTask Processing info *******");
911 HLTMessage("**********************************************");
915 cout << "AliHLTTask " << GetName() << " " << this
916 << " component " << fpComponent << " "
917 << (fpComponent?fpComponent->GetComponentID():"")
922 int AliHLTTask::CustomInit(AliHLTComponentHandler* /*pCH*/)
924 // default implementation nothing to do
928 int AliHLTTask::CustomCleanup()
930 // default implementation nothing to do
934 int AliHLTTask::LoggingVarargs(AliHLTComponentLogSeverity severity,
935 const char* originClass, const char* originFunc,
936 const char* file, int line, ... ) const
938 // see header file for function documentation
942 va_start(args, line);
944 AliHLTLogging::SetLogString(this, " (%p)", "%s_pfmt_: ", GetName());
945 iResult=SendMessage(severity, originClass, originFunc, file, line, AliHLTLogging::BuildLogString(NULL, args, true /*append*/));