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d96c6484 | 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 | // Class to read the file coming from DCS containing the information // | |
19 | // from LHC. Everything is stored in a TMap, where: // | |
20 | // Key --> DP name, as passed by LHC // | |
21 | // value --> TObjArray of AliDCSArray objects // | |
22 | // // | |
23 | /////////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <Riostream.h> | |
26 | #include <time.h> | |
27 | ||
28 | #include <TObjArray.h> | |
29 | #include <TObjString.h> | |
30 | #include <TObject.h> | |
31 | #include <TString.h> | |
32 | #include <TMap.h> | |
33 | #include <TSystem.h> | |
34 | ||
35 | #include "AliDCSArray.h" | |
36 | #include "AliLHCReader.h" | |
37 | #include "AliLog.h" | |
38 | ||
39 | //-------------------------------------------------------------------------- | |
40 | AliLHCReader::AliLHCReader(): | |
41 | TObject(), | |
42 | fStartTime(0), | |
43 | fEndTime(0) | |
44 | { | |
45 | // default ctor | |
46 | } | |
47 | ||
48 | //-------------------------------------------------------------------------- | |
49 | AliLHCReader::~AliLHCReader() | |
50 | { | |
51 | // | |
52 | // dtor | |
53 | // | |
54 | } | |
55 | ||
56 | //-------------------------------------------------------------------------- | |
57 | TMap* AliLHCReader::ReadLHCDP(TString filename) | |
58 | { | |
59 | // | |
60 | // reading the file with the inputs | |
61 | // | |
62 | ||
63 | if( gSystem->AccessPathName( filename.Data() ) ) { | |
64 | AliError(Form( "file (%s) not found", filename.Data() ) ); | |
65 | return NULL; | |
66 | } | |
67 | ||
68 | ifstream *file = new ifstream ( filename.Data() ); | |
69 | if (!*file) { | |
70 | AliError(Form("Error opening file (%s) !",filename.Data())); | |
71 | file->close(); | |
72 | delete file; | |
73 | return NULL; | |
74 | } | |
75 | TMap* mapLHC = new TMap(); | |
76 | mapLHC->SetOwner(1); | |
77 | TString strLine; | |
78 | while(strLine.ReadLine(*file)){ | |
79 | // tokenize the line with tabs | |
80 | TObjArray* tokens = strLine.Tokenize(" \t"); | |
81 | Int_t ntokens = tokens->GetEntriesFast(); | |
82 | if (ntokens < 3){ | |
83 | // requiring at least the DP name, the format, and the number of entries | |
84 | delete tokens; | |
85 | continue; | |
86 | } | |
87 | TObjString* lhcDPname = (TObjString*)tokens->At(0); | |
88 | TString lhcDPtype = ((TObjString*)tokens->At(1))->String(); | |
89 | AliDebug(2,Form("lhcDPtype = %s",lhcDPtype.Data())); | |
90 | TObjArray* typeTokens = lhcDPtype.Tokenize(":"); | |
91 | if (typeTokens->GetEntriesFast() < 2 ){ | |
92 | // requiring the the type and the number of elements for each measurement | |
93 | AliError(Form("The format does not match the expected one, skipping the current line for DP = %s", lhcDPtype.Data())); | |
94 | delete typeTokens; | |
95 | continue; | |
96 | } | |
97 | TString type = ((TObjString*)typeTokens->At(0))->String(); | |
98 | AliDebug(2,Form("type = %s",type.Data())); | |
99 | Int_t nelements = (((TObjString*)typeTokens->At(1))->String()).Atoi(); | |
100 | AliDebug(2,Form("nelements = %i",nelements)); | |
101 | Int_t nentries = (((TObjString*)tokens->At(2))->String()).Atoi(); | |
102 | AliDebug(2,Form("nentries = %i",nentries)); | |
103 | Int_t nValuesPerEntry = nelements+1; | |
104 | Int_t nfixed = 3; // n. of fixed entries | |
105 | TObjArray* array = new TObjArray(); | |
106 | array->SetOwner(1); | |
107 | for (Int_t ientry=0; ientry< nentries; ientry ++){ | |
108 | Int_t indextime = nfixed+nValuesPerEntry*ientry+nelements; | |
109 | TString strTimestamp = ((TObjString*)tokens->At(indextime))->String(); | |
110 | TObjArray* timeTokens = strTimestamp.Tokenize("."); | |
111 | if (timeTokens->GetEntriesFast() < 2 ){ | |
112 | // requiring both the seconds and the nseconds for the timestamp | |
113 | AliError(Form("The timestamp format does not match the expected one, skipping entry %d for DP = %s", ientry, lhcDPtype.Data())); | |
114 | continue; | |
115 | } | |
116 | time_t seconds = time_t((((TObjString*)timeTokens->At(0))->String()).Atoi()); | |
117 | Int_t nseconds = Int_t((((TObjString*)timeTokens->At(1))->String()).Atoi()); | |
118 | TTimeStamp* timestamp = new TTimeStamp(seconds, nseconds); | |
119 | AliDebug(2,Form("Timestamp in unix time = %d (s) = %d (ns)",timestamp->GetSec(),timestamp->GetNanoSec())); | |
120 | if (fStartTime!=0 && fEndTime!=0 && (fStartTime > (UInt_t)timestamp->GetSec() || fEndTime < (UInt_t)timestamp->GetSec())){ | |
121 | // error in case the measurement is not within the data taking time interval | |
122 | AliError(Form("Timestamp for entry %d of DP %s not in [%d,%d]", ientry, lhcDPtype.Data(),fStartTime,fEndTime)); | |
123 | continue; | |
124 | } | |
125 | if (type == "i"){ | |
126 | Int_t* value = new Int_t[nelements]; | |
127 | for (Int_t ielement=0; ielement<nelements; ielement++){ | |
128 | value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atoi(); | |
129 | AliDebug(2,Form("Value at index %d = %d",nfixed+ielement+ientry*nValuesPerEntry,value[ielement])); | |
130 | } | |
131 | AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp); | |
132 | array->Add(dcs); | |
133 | } | |
134 | else if (type == "f"){ | |
135 | Float_t* value = new Float_t[nelements]; | |
136 | for (Int_t ielement=0; ielement<nelements; ielement++){ | |
137 | value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atof(); | |
138 | AliDebug(2,Form("Value at index %d = %f",nfixed+ielement+ientry*nValuesPerEntry,value[ielement])); | |
139 | } | |
140 | AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp); | |
141 | array->Add(dcs); | |
142 | } | |
143 | else if (type == "s"){ | |
144 | TString* value = new TString[nelements]; | |
145 | for (Int_t ielement=0; ielement<nelements; ielement++){ | |
146 | value[ielement] = ((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String(); | |
147 | AliDebug(2,Form("Value at index %d = %s",nfixed+ielement+ientry*nValuesPerEntry,value[ielement].Data())); | |
148 | } | |
149 | AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp); | |
150 | array->Add(dcs); | |
151 | } | |
152 | else{ | |
153 | AliError("Non-expected type"); | |
154 | return NULL; | |
155 | } | |
156 | } | |
157 | mapLHC->Add(lhcDPname,array); | |
158 | } | |
159 | return mapLHC; | |
160 | } | |
161 | ||
162 | ||
163 | ||
164 | ||
165 | ||
166 | ||
167 | ||
168 |