1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 #include "AliTaskCDBconnect.h"
20 #include <TGeoGlobalMagField.h>
21 #include "TGeoManager.h"
23 #include "AliAnalysisManager.h"
24 #include "AliGeomManager.h"
25 #include "AliCDBManager.h"
26 #include "AliGRPManager.h"
27 #include "AliESDEvent.h"
28 #include "AliESDInputHandler.h"
31 ClassImp(AliTaskCDBconnect)
33 //______________________________________________________________________________
34 AliTaskCDBconnect::AliTaskCDBconnect():
45 //______________________________________________________________________________
46 AliTaskCDBconnect::AliTaskCDBconnect(const char* name):
47 AliAnalysisTask(name, "ESD analysis tender car"),
54 // Default constructor
55 AliCDBManager *cdb = AliCDBManager::Instance();
56 cdb->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
58 DefineInput (0, TChain::Class());
59 // DefineOutput(0, AliESDEvent::Class());
62 //______________________________________________________________________________
63 AliTaskCDBconnect::~AliTaskCDBconnect()
66 if (fGRPManager) delete fGRPManager;
67 // if (gGeoManager) delete gGeoManager;
70 //______________________________________________________________________________
71 void AliTaskCDBconnect::LocalInit()
73 // Init CDB locally if run number is defined.
76 //______________________________________________________________________________
77 void AliTaskCDBconnect::ConnectInputData(Option_t* /*option*/)
79 // Connect the input data, create CDB manager.
82 //______________________________________________________________________________
83 void AliTaskCDBconnect::InitGRP()
85 // Initialize geometry and mag. field
88 if (!TGeoGlobalMagField::Instance()->GetField()) {
89 printf("AliCDBconnect: #### Loading field map...\n");
90 fGRPManager = new AliGRPManager();
91 if(!fGRPManager->ReadGRPEntry()) {
92 AliError("Cannot get GRP entry");
94 if( !fGRPManager->SetMagField() ) {
95 AliError("Problem with magnetic field setup");
101 printf("AliCDBconnect: #### Loading geometry...\n");
102 AliGeomManager::LoadGeometry();
103 if( !AliGeomManager::ApplyAlignObjsFromCDB("GRP ITS TPC") ) {
104 AliError("Problem with align objects");
110 //______________________________________________________________________________
111 void AliTaskCDBconnect::CreateOutputObjects()
113 // Init CDB locally if run number is defined.
114 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
115 if (!mgr) AliFatal("No analysis manager");
116 fESDhandler = dynamic_cast<AliESDInputHandler *>(mgr->GetInputEventHandler());
119 AliFatal("No ESD input event handler connected");
122 // Try to get event number before the first event is read (this has precedence
123 // over existing fRun)
124 Int_t run = mgr->GetRunFromPath();
126 AliWarning("AliTaskCDBconnect: Could not set run from path");
128 AliError("AliTaskCDBconnect: Run not set - no CDB connection");
132 // Create CDB manager
133 AliCDBManager *cdb = AliCDBManager::Instance();
134 // If CDB is already locked, return
135 if (cdb->GetLock()) return;
136 // SetDefault storage. Specific storages must be set by TaskCDBconnectSupply::Init()
137 // cdb->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
138 if (cdb->IsDefaultStorageSet()) {
139 AliError("AliTaskCDBconnect: CDB default storage already set!");
141 cdb->SetDefaultStorage("raw://");
143 if (run && (run != fRun)) {
147 fRunChanged = kFALSE;
150 printf("AliCDBconnect: #### Setting run to: %d\n", fRun);
152 // Initialize GRP manager only once
156 //______________________________________________________________________________
157 Bool_t AliTaskCDBconnect::Notify()
159 // Init CDB locally if run number is defined.
160 CreateOutputObjects();
164 //______________________________________________________________________________
165 void AliTaskCDBconnect::Exec(Option_t* /*option*/)
168 // Execute all supplied analysis of one event. Notify run change via RunChanged().
169 fESD = fESDhandler->GetEvent();
170 // Intercept when the run number changed
171 if (fRun != fESD->GetRunNumber()) {
173 fRun = fESD->GetRunNumber();
174 Warning("Exec", "Run number changed in ESDEvent to %d", fRun);
175 AliCDBManager::Instance()->SetRun(fRun);
177 // PostData(0, fESD);
180 //______________________________________________________________________________
181 void AliTaskCDBconnect::Terminate(Option_t *)
183 // Initialize CDB also in Terminate
184 CreateOutputObjects();