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6d3a7bbf | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2009, 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 | // | |
20 | // Test task to add an object to the new AliESDfriends file | |
21 | // | |
22 | // ///////////////////////////////////////////////////////////// | |
23 | ||
24 | #include <TTree.h> | |
25 | #include <TChain.h> | |
26 | #include <TFile.h> | |
27 | #include <TH1D.h> | |
28 | ||
29 | #include "AliLog.h" | |
30 | #include "AliESDInputHandler.h" | |
31 | #include "AliESDtrack.h" | |
32 | #include "AliESDEvent.h" | |
33 | #include "AliESDfriend.h" | |
34 | #include "AliAnalysisTask.h" | |
35 | #include "AliAnalysisManager.h" | |
36 | #include "AliAnalysisTaskAddObject.h" | |
37 | ||
38 | ||
39 | ClassImp(AliAnalysisTaskAddObject) | |
40 | ||
41 | ||
42 | //________________________________________________________________________ | |
43 | AliAnalysisTaskAddObject::AliAnalysisTaskAddObject(): | |
44 | AliAnalysisTask(), | |
45 | fESDInput(0x0), | |
46 | fESDfriendInput(0x0), | |
47 | fESDhandler(0x0), | |
48 | fh(0x0) | |
49 | { | |
50 | // Dummy Constructor | |
51 | ||
52 | } | |
53 | ||
54 | //________________________________________________________________________ | |
55 | AliAnalysisTaskAddObject::AliAnalysisTaskAddObject(const char* name): | |
56 | AliAnalysisTask(name,"Adding an object"), | |
57 | fESDInput(0), | |
58 | fESDfriendInput(0), | |
59 | fESDhandler(0x0), | |
60 | fh(0x0) | |
61 | { | |
62 | // Constructor | |
63 | ||
64 | // Define input and output slots here | |
65 | // Input slot #0 works with a TChain | |
66 | DefineInput(0, TChain::Class()); | |
67 | // Output slot #0 writes into a TTree | |
68 | // DefineOutput(0,TTree::Class()); | |
69 | // Output slot #1 writes into a TH1D | |
70 | DefineOutput(0,TH1D::Class()); | |
71 | } | |
72 | ||
73 | //________________________________________________________________________ | |
74 | AliAnalysisTaskAddObject::~AliAnalysisTaskAddObject() | |
75 | { | |
76 | ||
77 | // dtor | |
78 | if (fh){ | |
79 | delete fh; | |
80 | fh = 0x0; | |
81 | } | |
82 | } | |
83 | ||
84 | //______________________________________________________________________________ | |
85 | void AliAnalysisTaskAddObject::ConnectInputData(Option_t* /*option*/) | |
86 | { | |
87 | // | |
88 | // Connect the input data | |
89 | // | |
90 | ||
91 | printf("AliAnalysisTaskAddObject::ConnectInputData()\n"); | |
92 | AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager(); | |
93 | if (!mgr) AliFatal("No analysis manager available"); | |
94 | fESDhandler = dynamic_cast<AliESDInputHandler *>(mgr->GetInputEventHandler()); | |
95 | ||
96 | if (fESDhandler) { | |
97 | fESDInput = fESDhandler->GetEvent(); | |
98 | } else { | |
99 | AliFatal("No ESD input event handler connected") ; | |
100 | } | |
101 | } | |
102 | //________________________________________________________________________ | |
103 | void AliAnalysisTaskAddObject::CreateOutputObjects() | |
104 | { | |
105 | // | |
106 | // Create the output container | |
107 | // | |
108 | //OpenFile(0,"UPDATE"); | |
109 | fh = new TH1D("fh1","Integrated Length",100,0,1000); | |
110 | return; | |
111 | } | |
112 | ||
113 | //________________________________________________________________________ | |
114 | void AliAnalysisTaskAddObject::Exec(Option_t */*option*/) | |
115 | { | |
116 | ||
117 | // if (fDebug > 1) { | |
3e341ccb | 118 | Long_t entry = fESDhandler->GetReadEntry(); |
119 | AliDebug(2,Form("AliAnalysisTaskAddObject::Exec() %s ==> processing event %lld", fESDhandler->GetTree()->GetCurrentFile()->GetName(),entry)); | |
120 | //} | |
6d3a7bbf | 121 | fESDInput = fESDhandler->GetEvent(); |
122 | if(!fESDInput) { | |
123 | printf("AliAnalysisTaskAddObject::Exec(): no ESD \n"); | |
124 | return; | |
125 | } | |
126 | for (Int_t i = 0; i< fESDInput->GetNumberOfTracks(); i++){ | |
127 | AliESDtrack* t = fESDInput->GetTrack(i); | |
128 | Double_t l = t->GetIntegratedLength(); | |
129 | fh->Fill(l); | |
130 | } | |
131 | PostData(0,fh); | |
132 | return; | |
133 | } | |
134 | ||
135 | //________________________________________________________________________ | |
136 | void AliAnalysisTaskAddObject::Terminate(Option_t */*option*/) | |
137 | { | |
138 | // Terminate analysis | |
139 | // | |
140 | AliDebug(2,"AliAnalysisTaskAddObject: Terminate() \n"); | |
141 | ||
142 | return; | |
143 | } |