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2accc11f | 1 | // $Id$ |
2 | ||
0cfce653 | 3 | //************************************************************************** |
4 | //* This file is property of and copyright by the * | |
5 | //* ALICE Experiment at CERN, All rights reserved. * | |
6 | //* * | |
7 | //* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
8 | //* for The ALICE HLT Project. * | |
9 | //* * | |
10 | //* Permission to use, copy, modify and distribute this software and its * | |
11 | //* documentation strictly for non-commercial purposes is hereby granted * | |
12 | //* without fee, provided that the above copyright notice appears in all * | |
13 | //* copies and that both the copyright notice and this permission notice * | |
14 | //* appear in the supporting documentation. The authors make no claims * | |
15 | //* about the suitability of this software for any purpose. It is * | |
16 | //* provided "as is" without express or implied warranty. * | |
17 | //**************************************************************************/ | |
2accc11f | 18 | |
0cfce653 | 19 | /// @file AliHLTSampleMonitoringComponent.cxx |
20 | /// @author Matthias Richter | |
21 | /// @date | |
22 | /// @brief A sample monitoring component for the HLT. | |
23 | /// | |
2accc11f | 24 | |
25 | #include "AliHLTSampleMonitoringComponent.h" | |
26 | #include "TH1F.h" | |
27 | #include "TTree.h" | |
28 | #include "TString.h" | |
29 | #include "TObjString.h" | |
30 | #include "TObjArray.h" | |
31 | #include "AliCDBEntry.h" | |
32 | #include "AliCDBManager.h" | |
33 | ||
34 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
35 | ClassImp(AliHLTSampleMonitoringComponent) | |
36 | ||
37 | AliHLTSampleMonitoringComponent::AliHLTSampleMonitoringComponent() | |
38 | : | |
39 | fPushHistograms(false), | |
40 | fPushTTree(false), | |
41 | fPushTObjArray(false), | |
42 | fHpx(NULL), | |
43 | fHpy(NULL) | |
44 | { | |
45 | // see header file for class documentation | |
46 | // or | |
47 | // refer to README to build package | |
48 | // or | |
49 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
50 | } | |
51 | ||
52 | AliHLTSampleMonitoringComponent::~AliHLTSampleMonitoringComponent() | |
53 | { | |
54 | // see header file for class documentation | |
55 | } | |
56 | ||
57 | const char* AliHLTSampleMonitoringComponent::GetComponentID() | |
58 | { | |
59 | // see header file for class documentation | |
60 | return "Sample-MonitoringComponent"; | |
61 | } | |
62 | ||
0cfce653 | 63 | void AliHLTSampleMonitoringComponent::GetInputDataTypes( AliHLTComponentDataTypeList& list) |
2accc11f | 64 | { |
65 | // see header file for class documentation | |
66 | list.push_back(kAliHLTAnyDataType); | |
67 | } | |
68 | ||
69 | AliHLTComponentDataType AliHLTSampleMonitoringComponent::GetOutputDataType() | |
70 | { | |
71 | // see header file for class documentation | |
72 | return kAliHLTVoidDataType; | |
73 | } | |
74 | ||
75 | void AliHLTSampleMonitoringComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier ) | |
76 | { | |
77 | // see header file for class documentation | |
78 | constBase = 100000; | |
79 | inputMultiplier = 0; | |
80 | } | |
81 | ||
82 | AliHLTComponent* AliHLTSampleMonitoringComponent::Spawn() | |
83 | { | |
84 | // see header file for class documentation | |
85 | return new AliHLTSampleMonitoringComponent; | |
86 | } | |
87 | ||
88 | int AliHLTSampleMonitoringComponent::DoInit( int argc, const char** argv ) | |
89 | { | |
90 | // see header file for class documentation | |
91 | int iResult=0; | |
92 | ||
93 | TString argument=""; | |
94 | TString configuration=""; | |
95 | int bMissingParam=0; | |
96 | ||
97 | for (int i=0; i<argc && iResult>=0; i++) { | |
98 | argument=argv[i]; | |
99 | if (argument.IsNull()) continue; | |
100 | ||
101 | // -push-histograms | |
102 | if (argument.CompareTo("-push-histograms")==0) { | |
103 | fPushHistograms=true; | |
104 | ||
105 | // -push-ttree | |
106 | } else if (argument.CompareTo("-push-ttree")==0) { | |
107 | fPushTTree=true; | |
108 | ||
109 | // -push-array | |
110 | } else if (argument.CompareTo("-push-array")==0) { | |
111 | fPushTObjArray=true; | |
112 | ||
113 | } else { | |
114 | // the remaining arguments are treated as configuration | |
115 | if (!configuration.IsNull()) configuration+=" "; | |
116 | configuration+=argument; | |
117 | } | |
118 | } | |
119 | if (bMissingParam) { | |
120 | HLTError("missing parameter for argument %s", argument.Data()); | |
121 | iResult=-EINVAL; | |
122 | } | |
123 | ||
124 | // choose fPushTTree as default if none is set | |
125 | if (!(fPushTTree || fPushTObjArray || fPushHistograms)) fPushTTree=true; | |
126 | ||
127 | // strictly speaking I would prefer to use local or dynamic variables | |
128 | // locally in DoEvent, but there is a ROOT bug or feature (related to | |
129 | // garbage collection) which causes seg faults after a while. | |
130 | fHpx = new TH1F("hpx","px distribution",100,-4,4); | |
131 | fHpy = new TH1F("hpy","py distribution",100,-10,10); | |
132 | ||
133 | return iResult; | |
134 | } | |
135 | ||
136 | int AliHLTSampleMonitoringComponent::DoDeinit() | |
137 | { | |
138 | // see header file for class documentation | |
139 | if (fHpx) delete fHpx; | |
140 | fHpx=NULL; | |
141 | if (fHpy) delete fHpy; | |
142 | fHpy=NULL; | |
143 | return 0; | |
144 | } | |
145 | ||
d6e2c707 | 146 | int AliHLTSampleMonitoringComponent::DoEvent( const AliHLTComponentEventData& /*evtData*/, AliHLTComponentTriggerData& /*trigData*/) |
2accc11f | 147 | { |
148 | // see header file for class documentation | |
149 | ||
150 | // the function ignores all input blocks and fakes some monitoring histogram | |
151 | int iResult=0; | |
152 | ||
153 | fHpx->Reset(); | |
154 | fHpx->FillRandom("gaus",100*(GetEventCount()+1)); | |
155 | ||
156 | fHpy->Reset(); | |
157 | fHpy->FillRandom("gaus",500*(GetEventCount()+1)); | |
158 | ||
159 | if (fPushHistograms) { | |
160 | PushBack(fHpx, "ROOTTH1F", "EXPL", 0); | |
161 | PushBack(fHpy, "ROOTTH1F", "EXPL", 1); | |
162 | } | |
163 | ||
164 | if (fPushTTree) { | |
165 | TString event; | |
166 | TTree *pTree = new TTree("T","A Root Tree"); | |
167 | if (pTree) { | |
168 | pTree->SetDirectory(0); | |
169 | event.Form("event_%d_hpx", GetEventCount()); | |
170 | pTree->Branch(event, "TH1F", &fHpx, 32000, 0); | |
171 | event.Form("event_%d_hpy", GetEventCount()); | |
172 | pTree->Branch(event, "TH1F", &fHpy, 32000, 0); | |
173 | ||
174 | PushBack(pTree, "ROOTTREE", "EXPL"); | |
175 | delete pTree; | |
176 | } else { | |
177 | iResult=-ENOMEM; | |
178 | } | |
179 | } | |
180 | ||
181 | if (fPushTObjArray) { | |
182 | TObjArray* pArray=new TObjArray; | |
183 | if (pArray) { | |
184 | pArray->Add(fHpx); | |
185 | pArray->Add(fHpy); | |
186 | ||
187 | PushBack(pArray, "ROOTOBJA", "EXPL"); | |
188 | delete pArray; | |
189 | } | |
190 | } | |
191 | ||
192 | return iResult; | |
193 | } | |
194 | ||
195 | int AliHLTSampleMonitoringComponent::Configure(const char* arguments) | |
196 | { | |
197 | // see header file for class documentation | |
198 | int iResult=0; | |
199 | if (!arguments) return iResult; | |
200 | ||
201 | TString allArgs=arguments; | |
202 | TString argument; | |
203 | int bMissingParam=0; | |
204 | ||
205 | TObjArray* pTokens=allArgs.Tokenize(" "); | |
206 | if (pTokens) { | |
207 | for (int i=0; i<pTokens->GetEntries() && iResult>=0; i++) { | |
208 | argument=((TObjString*)pTokens->At(i))->GetString(); | |
209 | if (argument.IsNull()) continue; | |
210 | ||
211 | // -reset | |
212 | if (argument.CompareTo("-reset")==0) { | |
213 | ||
214 | } else { | |
215 | HLTError("unknown argument %s", argument.Data()); | |
216 | iResult=-EINVAL; | |
217 | break; | |
218 | } | |
219 | } | |
220 | delete pTokens; | |
221 | } | |
222 | if (bMissingParam) { | |
223 | HLTError("missing parameter for argument %s", argument.Data()); | |
224 | iResult=-EINVAL; | |
225 | } | |
226 | return iResult; | |
227 | } | |
228 | ||
d6e2c707 | 229 | int AliHLTSampleMonitoringComponent::Reconfigure(const char* cdbEntry, const char* /*chainId*/) |
2accc11f | 230 | { |
231 | // see header file for class documentation | |
232 | int iResult=0; | |
233 | const char* path=NULL; | |
f6cebd99 | 234 | #ifdef __DEBUG |
2accc11f | 235 | const char* defaultNotify=""; |
f6cebd99 | 236 | #endif |
2accc11f | 237 | if (cdbEntry) { |
238 | path=cdbEntry; | |
f6cebd99 | 239 | #ifdef __DEBUG |
2accc11f | 240 | defaultNotify=" (default)"; |
f6cebd99 | 241 | #endif |
2accc11f | 242 | } |
243 | if (path) { | |
244 | AliCDBEntry *pEntry = AliCDBManager::Instance()->Get(path/*,GetRunNo()*/); | |
245 | if (pEntry) { | |
246 | TObjString* pString=dynamic_cast<TObjString*>(pEntry->GetObject()); | |
247 | if (pString) { | |
248 | iResult=Configure(pString->GetString().Data()); | |
249 | } else { | |
250 | HLTError("configuration object \"%s\" has wrong type, required TObjString", path); | |
251 | } | |
252 | } else { | |
253 | HLTError("can not fetch object \"%s\" from CDB", path); | |
254 | } | |
255 | } | |
256 | return iResult; | |
257 | } |