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ec4af4c1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | ||
18 | //------------------------------------------------------------------------- | |
19 | // Implementation of the Virtual Event Handler Interface for AOD | |
20 | // Author: Andreas Morsch, CERN | |
21 | //------------------------------------------------------------------------- | |
22 | ||
052994fb | 23 | |
ec4af4c1 | 24 | #include <TTree.h> |
e910dd36 | 25 | #include <TFile.h> |
26 | ||
ec4af4c1 | 27 | #include "AliAODHandler.h" |
28 | #include "AliAODEvent.h" | |
29 | ||
30 | ClassImp(AliAODHandler) | |
31 | ||
32 | //______________________________________________________________________________ | |
33 | AliAODHandler::AliAODHandler() : | |
f3214a54 | 34 | AliVEventHandler(), |
ec4af4c1 | 35 | fAODEvent(NULL), |
e910dd36 | 36 | fTreeA(NULL), |
37 | fFileA(NULL), | |
38 | fName("") | |
ec4af4c1 | 39 | { |
40 | // default constructor | |
41 | } | |
42 | ||
43 | //______________________________________________________________________________ | |
44 | AliAODHandler::AliAODHandler(const char* name, const char* title): | |
f3214a54 | 45 | AliVEventHandler(name, title), |
ec4af4c1 | 46 | fAODEvent(NULL), |
e910dd36 | 47 | fTreeA(NULL), |
48 | fFileA(NULL), | |
49 | fName("") | |
ec4af4c1 | 50 | { |
51 | } | |
52 | ||
53 | //______________________________________________________________________________ | |
54 | AliAODHandler::~AliAODHandler() | |
55 | { | |
6989bff3 | 56 | delete fAODEvent; |
57 | if(fFileA){ | |
58 | // is already handled in TerminateIO | |
59 | fFileA->Close(); | |
60 | delete fFileA; | |
61 | } | |
62 | delete fTreeA; | |
63 | delete fName; | |
64 | // destructor | |
ec4af4c1 | 65 | } |
66 | ||
67 | ||
300d5701 | 68 | Bool_t AliAODHandler::Init(Option_t* opt) |
ec4af4c1 | 69 | { |
6989bff3 | 70 | // Initialize IO |
71 | // | |
72 | // Create the AODevent object | |
73 | if(!fAODEvent){ | |
ec4af4c1 | 74 | fAODEvent = new AliAODEvent(); |
75 | fAODEvent->CreateStdContent(); | |
6989bff3 | 76 | } |
77 | // | |
78 | // File opening according to execution mode | |
79 | ||
80 | if (!(strcmp(opt, "proof"))) { | |
81 | // proof | |
82 | CreateTree(0); | |
83 | } else { | |
84 | // local and grid | |
26b9ac7a | 85 | TDirectory *owd = gDirectory; |
6989bff3 | 86 | fFileA = new TFile(fName, "RECREATE"); |
87 | CreateTree(1); | |
26b9ac7a | 88 | owd->cd(); |
6989bff3 | 89 | } |
90 | return kTRUE; | |
ec4af4c1 | 91 | } |
92 | ||
5f380da9 | 93 | Bool_t AliAODHandler::FinishEvent() |
ec4af4c1 | 94 | { |
95 | // Fill data structures | |
ec4af4c1 | 96 | FillTree(); |
6989bff3 | 97 | fAODEvent->ResetStd(); |
ec4af4c1 | 98 | return kTRUE; |
99 | } | |
100 | ||
101 | Bool_t AliAODHandler::Terminate() | |
102 | { | |
103 | // Terminate | |
104 | AddAODtoTreeUserInfo(); | |
105 | return kTRUE; | |
106 | } | |
107 | ||
108 | Bool_t AliAODHandler::TerminateIO() | |
109 | { | |
110 | // Terminate IO | |
21501411 | 111 | if (fFileA) { |
112 | fFileA->Close(); | |
113 | delete fFileA; | |
114 | } | |
ec4af4c1 | 115 | return kTRUE; |
116 | } | |
117 | ||
118 | ||
954526ed | 119 | void AliAODHandler::CreateTree(Int_t flag) |
ec4af4c1 | 120 | { |
121 | // Creates the AOD Tree | |
f3214a54 | 122 | fTreeA = new TTree("aodTree", "AliAOD tree"); |
ec4af4c1 | 123 | fTreeA->Branch(fAODEvent->GetList()); |
954526ed | 124 | if (flag == 0) fTreeA->SetDirectory(0); |
ec4af4c1 | 125 | } |
126 | ||
127 | void AliAODHandler::FillTree() | |
128 | { | |
129 | // Fill the AOD Tree | |
130 | fTreeA->Fill(); | |
131 | } | |
132 | ||
133 | ||
134 | void AliAODHandler::AddAODtoTreeUserInfo() | |
135 | { | |
136 | // Add aod event to tree user info | |
137 | fTreeA->GetUserInfo()->Add(fAODEvent); | |
138 | } |