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b81460ad | 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 | ||
18 | #include <TROOT.h> | |
19 | #include <TSystem.h> | |
20 | #include <TInterpreter.h> | |
21 | #include <TChain.h> | |
22 | #include <TFile.h> | |
23 | #include <TList.h> | |
24 | ||
25 | #include "AliAnalysisTaskME.h" | |
26 | #include "AliAnalysisManager.h" | |
27 | #include "AliAODEvent.h" | |
28 | #include "AliAODHandler.h" | |
29 | #include "AliMultiAODInputHandler.h" | |
30 | #include "AliLog.h" | |
31 | ||
32 | ||
33 | ClassImp(AliAnalysisTaskME) | |
34 | ||
35 | //////////////////////////////////////////////////////////////////////// | |
36 | ||
37 | AliAnalysisTaskME::AliAnalysisTaskME(): | |
38 | AliAnalysisTask(), | |
39 | fDebug(0), | |
40 | fEntry(0), | |
41 | fFreshBufferOnly(kFALSE), | |
42 | fInputHandler(0x0), | |
43 | fOutputAOD(0x0), | |
44 | fTreeA(0x0) | |
45 | { | |
46 | // Default constructor | |
47 | } | |
48 | ||
49 | AliAnalysisTaskME::AliAnalysisTaskME(const char* name): | |
50 | AliAnalysisTask(name, "AnalysisTaskME"), | |
51 | fDebug(0), | |
52 | fEntry(0), | |
53 | fFreshBufferOnly(kFALSE), | |
54 | fInputHandler(0x0), | |
55 | fOutputAOD(0x0), | |
56 | fTreeA(0x0) | |
57 | { | |
58 | // Default constructor | |
59 | DefineInput (0, TChain::Class()); | |
60 | DefineOutput(0, TTree::Class()); | |
61 | } | |
62 | ||
63 | AliAnalysisTaskME::AliAnalysisTaskME(const AliAnalysisTaskME& obj): | |
64 | AliAnalysisTask(obj), | |
65 | fDebug(0), | |
66 | fEntry(0), | |
67 | fFreshBufferOnly(kFALSE), | |
68 | fInputHandler(0x0), | |
69 | fOutputAOD(0x0), | |
70 | fTreeA(0x0) | |
71 | { | |
72 | // Copy constructor | |
73 | fDebug = obj.fDebug; | |
74 | fEntry = obj.fEntry; | |
75 | fInputHandler = obj.fInputHandler; | |
76 | fOutputAOD = obj.fOutputAOD; | |
77 | fTreeA = obj.fTreeA; | |
78 | } | |
79 | ||
80 | ||
81 | AliAnalysisTaskME& AliAnalysisTaskME::operator=(const AliAnalysisTaskME& other) | |
82 | { | |
83 | // Assignment | |
84 | AliAnalysisTask::operator=(other); | |
85 | fDebug = other.fDebug; | |
86 | fEntry = other.fEntry; | |
87 | fFreshBufferOnly = other.fFreshBufferOnly; | |
88 | fInputHandler = other.fInputHandler; | |
89 | fOutputAOD = other.fOutputAOD; | |
90 | fTreeA = other.fTreeA; | |
91 | return *this; | |
92 | } | |
93 | ||
94 | ||
95 | void AliAnalysisTaskME::ConnectInputData(Option_t* /*option*/) | |
96 | { | |
97 | // Connect the input data | |
98 | if (fDebug > 1) printf("AnalysisTaskME::ConnectInputData() \n"); | |
99 | // | |
100 | // Multi AOD | |
101 | // | |
102 | fInputHandler = dynamic_cast<AliMultiAODInputHandler*> | |
103 | ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler()); | |
104 | if (fInputHandler == 0) | |
105 | AliFatal("Event Handler has to be MultiAODHandler !"); | |
106 | } | |
107 | ||
108 | void AliAnalysisTaskME::CreateOutputObjects() | |
109 | { | |
110 | // Create the output container | |
111 | // | |
112 | // Default AOD | |
113 | if (fDebug > 1) printf("AnalysisTaskME::CreateOutPutData() \n"); | |
114 | ||
115 | AliAODHandler* handler = (AliAODHandler*) | |
116 | ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); | |
117 | ||
118 | if (handler) { | |
119 | fOutputAOD = handler->GetAOD(); | |
120 | fTreeA = handler->GetTree(); | |
121 | } else { | |
122 | AliWarning("No AOD Event Handler connected.") ; | |
123 | } | |
124 | UserCreateOutputObjects(); | |
125 | } | |
126 | ||
127 | void AliAnalysisTaskME::Exec(Option_t* option) | |
128 | { | |
129 | // | |
130 | // Exec analysis of one event | |
131 | if (fDebug > 1) AliInfo("AliAnalysisTaskME::Exec() \n"); | |
132 | if( fInputHandler ) | |
133 | fEntry = fInputHandler->GetReadEntry(); | |
134 | if ( !((Entry()-1)%100) && fDebug > 0) | |
135 | AliInfo(Form("%s ----> Processing event # %lld", CurrentFileName(), Entry())); | |
136 | ||
137 | // Call the user analysis | |
138 | if (fInputHandler->IsBufferReady()) { | |
139 | if ((fFreshBufferOnly && fInputHandler->IsFreshBuffer()) || !fFreshBufferOnly) | |
140 | { | |
141 | UserExec(option); | |
142 | PostData(0, fTreeA); | |
143 | } | |
144 | } | |
145 | } | |
146 | ||
147 | const char* AliAnalysisTaskME::CurrentFileName() | |
148 | { | |
149 | // Returns the current file name | |
150 | if(fInputHandler ) | |
151 | return fInputHandler->GetTree()->GetCurrentFile()->GetName(); | |
152 | else return ""; | |
153 | } | |
154 | ||
155 | void AliAnalysisTaskME::AddAODBranch(const char* cname, void* addobj) | |
156 | { | |
157 | // Add a new branch to the aod tree | |
158 | AliAODHandler* handler = (AliAODHandler*) | |
159 | ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); | |
160 | if (handler) { | |
161 | handler->AddBranch(cname, addobj); | |
162 | } | |
163 | } | |
164 | ||
165 | AliAODEvent* AliAnalysisTaskME::GetEvent(Int_t iev) | |
166 | { | |
167 | // Get an event from the input handler | |
168 | return (fInputHandler->GetEvent(iev)); | |
169 | } | |
170 |