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c5bbaa2c | 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 | ||
17 | /////////////////////////////////////////////////////////////////////////////// | |
18 | // // | |
19 | // Class providing the calibration parameters by accessing the CDB // | |
20 | // // | |
21 | // Request an instance with AliTPCcalibDB::Instance() // | |
22 | // If a new event is processed set the event number with SetRun // | |
23 | // Then request the calibration data // | |
24 | // // | |
25 | /////////////////////////////////////////////////////////////////////////////// | |
26 | ||
27 | ||
28 | #include <AliCDBManager.h> | |
29 | #include <AliCDBStorage.h> | |
30 | #include <AliCDBEntry.h> | |
31 | #include <AliLog.h> | |
32 | ||
33 | #include "AliTPCcalibDB.h" | |
34 | ||
35 | #include "AliTPCCalROC.h" | |
36 | #include "AliTPCCalPad.h" | |
37 | #include "AliTPCCalDet.h" | |
38 | ||
39 | ClassImp(AliTPCcalibDB) | |
40 | ||
41 | AliTPCcalibDB* AliTPCcalibDB::fgInstance = 0; | |
42 | Bool_t AliTPCcalibDB::fgTerminated = kFALSE; | |
43 | ||
44 | ||
45 | //_ singleton implementation __________________________________________________ | |
46 | AliTPCcalibDB* AliTPCcalibDB::Instance() | |
47 | { | |
48 | // | |
49 | // Singleton implementation | |
50 | // Returns an instance of this class, it is created if neccessary | |
51 | // | |
52 | ||
53 | if (fgTerminated != kFALSE) | |
54 | return 0; | |
55 | ||
56 | if (fgInstance == 0) | |
57 | fgInstance = new AliTPCcalibDB(); | |
58 | ||
59 | return fgInstance; | |
60 | } | |
61 | ||
62 | void AliTPCcalibDB::Terminate() | |
63 | { | |
64 | // | |
65 | // Singleton implementation | |
66 | // Deletes the instance of this class and sets the terminated flag, instances cannot be requested anymore | |
67 | // This function can be called several times. | |
68 | // | |
69 | ||
70 | fgTerminated = kTRUE; | |
71 | ||
72 | if (fgInstance != 0) | |
73 | { | |
74 | delete fgInstance; | |
75 | fgInstance = 0; | |
76 | } | |
77 | } | |
78 | ||
79 | //_____________________________________________________________________________ | |
80 | AliTPCcalibDB::AliTPCcalibDB() | |
81 | { | |
82 | // | |
83 | // constructor | |
84 | // | |
68751c2c | 85 | fRun = -1; |
c5bbaa2c | 86 | |
c5bbaa2c | 87 | // |
88 | // | |
89 | // | |
90 | fPadGainFactor = 0; | |
91 | fPadTime0 = 0; | |
92 | fPadPRFWidth = 0; | |
93 | fPadNoise = 0; | |
94 | Update(); // temporary | |
95 | } | |
96 | ||
97 | //_____________________________________________________________________________ | |
98 | AliTPCcalibDB::~AliTPCcalibDB() | |
99 | { | |
100 | // | |
101 | // destructor | |
102 | // | |
68751c2c | 103 | |
104 | // don't delete anything, CDB cache is active! | |
105 | //if (fPadGainFactor) delete fPadGainFactor; | |
106 | //if (fPadTime0) delete fPadTime0; | |
107 | //if (fPadPRFWidth) delete fPadPRFWidth; | |
108 | //if (fPadNoise) delete fPadNoise; | |
c5bbaa2c | 109 | } |
110 | ||
111 | ||
112 | //_____________________________________________________________________________ | |
113 | AliCDBEntry* AliTPCcalibDB::GetCDBEntry(const char* cdbPath) | |
114 | { | |
115 | // | |
116 | // Retrieves an entry with path <cdbPath> from the CDB. | |
117 | // | |
118 | char chinfo[1000]; | |
119 | ||
68751c2c | 120 | AliCDBEntry* entry = AliCDBManager::Instance()->Get(cdbPath, fRun); |
c5bbaa2c | 121 | if (!entry) |
122 | { | |
123 | sprintf(chinfo,"AliTPCcalibDB: Failed to get entry:\t%s ", cdbPath); | |
124 | AliError(chinfo); | |
125 | return 0; | |
126 | } | |
127 | return entry; | |
128 | } | |
129 | ||
130 | ||
131 | //_____________________________________________________________________________ | |
132 | void AliTPCcalibDB::SetRun(Long64_t run) | |
133 | { | |
134 | // | |
135 | // Sets current run number. Calibration data is read from the corresponding file. | |
136 | // | |
137 | if (fRun == run) | |
138 | return; | |
139 | fRun = run; | |
140 | Update(); | |
141 | } | |
142 | ||
143 | ||
144 | ||
145 | void AliTPCcalibDB::Update(){ | |
146 | // | |
147 | AliCDBEntry * entry=0; | |
68751c2c | 148 | |
149 | Bool_t cdbCache = AliCDBManager::Instance()->GetCacheFlag(); // save cache status | |
150 | AliCDBManager::Instance()->SetCacheFlag(kTRUE); // activate CDB cache | |
151 | ||
c5bbaa2c | 152 | // |
153 | entry = GetCDBEntry("TPC/Calib/PadGainFactor"); | |
154 | if (entry){ | |
68751c2c | 155 | //if (fPadGainFactor) delete fPadGainFactor; |
c5bbaa2c | 156 | entry->SetOwner(kTRUE); |
157 | fPadGainFactor = (AliTPCCalPad*)entry->GetObject(); | |
158 | } | |
159 | // | |
160 | entry = GetCDBEntry("TPC/Calib/PadTime0"); | |
161 | if (entry){ | |
68751c2c | 162 | //if (fPadTime0) delete fPadTime0; |
c5bbaa2c | 163 | entry->SetOwner(kTRUE); |
164 | fPadTime0 = (AliTPCCalPad*)entry->GetObject(); | |
165 | } | |
166 | // | |
167 | entry = GetCDBEntry("TPC/Calib/PadPRF"); | |
168 | if (entry){ | |
68751c2c | 169 | //if (fPadPRFWidth) delete fPadPRFWidth; |
c5bbaa2c | 170 | entry->SetOwner(kTRUE); |
171 | fPadPRFWidth = (AliTPCCalPad*)entry->GetObject(); | |
172 | } | |
173 | // | |
174 | entry = GetCDBEntry("TPC/Calib/PadNoise"); | |
175 | if (entry){ | |
68751c2c | 176 | //if (fPadNoise) delete fPadNoise; |
c5bbaa2c | 177 | entry->SetOwner(kTRUE); |
178 | fPadNoise = (AliTPCCalPad*)entry->GetObject(); | |
179 | } | |
180 | // | |
68751c2c | 181 | AliCDBManager::Instance()->SetCacheFlag(cdbCache); // reset original CDB cache |
182 | ||
c5bbaa2c | 183 | } |