1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 ///////////////////////////////////////////////////////////////////////////////
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 //
23 ///////////////////////////////////////////////////////////////////////////////
25 #include <Riostream.h>
28 #include <TObjArray.h>
29 #include <TObjString.h>
36 #include "AliDCSArray.h"
37 #include "AliLHCReader.h"
40 //--------------------------------------------------------------------------
41 AliLHCReader::AliLHCReader():
49 //--------------------------------------------------------------------------
50 AliLHCReader::~AliLHCReader()
57 //--------------------------------------------------------------------------
58 TMap* AliLHCReader::ReadLHCDP(TString filename)
61 // reading the file with the inputs
63 gSystem->ExpandPathName(filename);
64 if( gSystem->AccessPathName( filename.Data() ) ) {
65 AliError(Form( "file (%s) not found", filename.Data() ) );
69 ifstream *file = new ifstream ( filename.Data() );
71 AliError(Form("Error opening file (%s) !",filename.Data()));
76 TMap* mapLHC = new TMap();
77 mapLHC->SetOwnerKeyValue();
82 while(strLine.ReadLine(*file)){
84 AliDebug(3,Form("line n. = %d",nline));
85 // tokenize the line with tabs
86 //if (strLine.BeginsWith("=")) continue;
87 //if (!strLine.CompareTo("END_OF_BLOCK")) {
88 if (strLine.Contains("END_OF_BLOCK")) {
89 AliDebug(2,"END_OF_BLOCK");
93 TObjArray* tokens = strLine.Tokenize("\t");
94 Int_t ntokens = tokens->GetEntriesFast();
96 if ( strLine.Contains("LHC_ENTRIES ") ) {
97 // RS: special treatment for "LHC_ENTRIES N" record, which is space (and not tab) separated)
99 tokens = strLine.Tokenize(" ");
100 ntokens = tokens->GetEntriesFast();
103 AliDebug(3,Form("Number of tokens = %d",ntokens));
104 if (ntokens == 2 && !(((TObjString*)tokens->At(0))->String()).CompareTo("LHC_ENTRIES")){
105 lhcEntries = (((TObjString*)tokens->At(1))->String()).Atoi();
106 AliInfo(Form("LHC entries = %d",lhcEntries));
107 AliDebug(3,Form("LHC entries = %d",lhcEntries));
110 if (ntokens == 1 && !(((TObjString*)tokens->At(0))->String()).CompareTo("END_OF_DATA")){
111 AliDebug(2,"End of file reached");
116 AliInfo(Form("Wrong number of tokens --> # tokens = %d at line %d",ntokens,nline));
117 // requiring at least the index of the DP, the DP name, the format, and the number of entries
121 Int_t lhcDPindex = (((TObjString*)tokens->At(0))->String()).Atoi();
122 AliDebug(2,Form("lhcDPindex = %d",lhcDPindex));
123 TObjString* lhcDPname = (TObjString*)tokens->At(1);
124 TString lhcDPtype = ((TObjString*)tokens->At(2))->String();
125 AliDebug(2,Form("lhcDPname = %s",(lhcDPname->String()).Data()));
126 AliDebug(2,Form("lhcDPtype = %s",lhcDPtype.Data()));
127 TObjArray* typeTokens = lhcDPtype.Tokenize(":");
128 if (typeTokens->GetEntriesFast() < 2 ){
129 // requiring the the type and the number of elements for each measurement
130 AliError(Form("The format does not match the expected one, skipping the current line for DP = %s", lhcDPtype.Data()));
135 TString type = ((TObjString*)typeTokens->At(0))->String();
136 AliDebug(2,Form("type = %s",type.Data()));
137 Int_t nelements = (((TObjString*)typeTokens->At(1))->String()).Atoi();
138 AliDebug(2,Form("nelements = %i",nelements));
139 Int_t nentries = (((TObjString*)tokens->At(3))->String()).Atoi();
140 AliDebug(2,Form("nentries = %i",nentries));
141 Int_t nValuesPerEntry = nelements+1;
142 Int_t nfixed = 4; // n. of fixed entries
144 if (mapLHC->GetValue(lhcDPname)==0x0){
145 array = new TObjArray();
147 mapLHC->Add(new TObjString(lhcDPname->String()),array);
150 array = (TObjArray*)mapLHC->GetValue(lhcDPname);
151 AliDebug(2,Form("entry found! --> %p",array));
154 for (Int_t ientry=0; ientry< nentries; ientry ++){
155 Int_t indextime = nfixed+nValuesPerEntry*ientry+nelements;
156 TString strTimestamp = ((TObjString*)tokens->At(indextime))->String();
157 Double_t timestamp = strTimestamp.Atof();
158 AliDebug(2,Form("Timestamp in unix time = %f (s)",timestamp));
159 if (fStartTime!=0 && fEndTime!=0 && (fStartTime > timestamp || fEndTime < timestamp)){
160 // error in case the measurement is not within the data taking time interval
161 AliError(Form("Timestamp for entry %d of DP %s not in [%d,%d]", ientry, lhcDPtype.Data(),fStartTime,fEndTime));
165 Int_t* value = new Int_t[nelements];
166 for (Int_t ielement=0; ielement<nelements; ielement++){
167 value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atoi();
168 AliDebug(2,Form("Value at index %d = %d",nfixed+ielement+ientry*nValuesPerEntry,value[ielement]));
170 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
174 else if (type == "b"){
175 Bool_t* value = new Bool_t[nelements];
176 for (Int_t ielement=0; ielement<nelements; ielement++){
177 value[ielement] = Bool_t((((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atoi());
178 AliDebug(2,Form("Value at index %d = %d",nfixed+ielement+ientry*nValuesPerEntry,Int_t(value[ielement])));
180 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
184 else if (type == "f"){ // the floats should be considered as doubles
185 Double_t* value = new Double_t[nelements];
186 for (Int_t ielement=0; ielement<nelements; ielement++){
187 TString tempstr = (TString)(((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String());
188 value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atof();
189 AliDebug(2,Form("Value at index %d = %f from string %s",nfixed+ielement+ientry*nValuesPerEntry,value[ielement],tempstr.Data()));
191 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
195 else if (type == "s"){
196 TObjArray* value = new TObjArray();
198 for (Int_t ielement=0; ielement<nelements; ielement++){
199 TObjString* strobj = (new TObjString(((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()));
200 AliDebug(2,Form("Value at index %d = %s",nfixed+ielement+ientry*nValuesPerEntry,(strobj->String()).Data()));
203 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
208 AliError(Form("Non-expected type %s",type.Data()));
224 //--------------------------------------------------------------------------
225 TObjArray* AliLHCReader::ReadSingleLHCDP(TString filename, TString alias)
228 // reading the file with the inputs for the selected alias
229 // returning the TObjArray containing the information only for the current alias
231 gSystem->ExpandPathName(filename);
232 if( gSystem->AccessPathName( filename.Data() ) ) {
233 AliError(Form( "file (%s) not found", filename.Data() ) );
237 TString selection = gSystem->GetFromPipe(Form("grep -P '^\\d+\\s+%s+\\s' %s",alias.Data(), filename.Data()));
239 if (selection.Length() == 0) {
240 AliError(Form("Alias %s not fouond in LHC Data file, returning a null pointer",alias.Data()));
246 TObjArray* tokenslines = selection.Tokenize("\n");
247 Int_t ntokenslines = tokenslines->GetEntriesFast();
248 AliDebug(3,Form("Number of tokenslines = %d",ntokenslines));
250 TObjArray* array = new TObjArray(); // array to be returned
253 for (Int_t iline=0; iline<ntokenslines; iline++){
254 TString strLine = ((TObjString*)tokenslines->At(iline))->String();
255 AliDebug(4,Form("***************** line = %s\n",strLine.Data()));
256 TObjArray* tokens = strLine.Tokenize("\t");
257 Int_t ntokens = tokens->GetEntriesFast();
258 AliDebug(3,Form("Number of tokens = %d",ntokens));
260 AliInfo(Form("Wrong number of tokens --> # tokens = %d at line %d",ntokens,nline));
261 // requiring at least the index of the DP, the DP name, the format, and the number of entries
265 Int_t lhcDPindex = (((TObjString*)tokens->At(0))->String()).Atoi();
266 AliDebug(2,Form("lhcDPindex = %d",lhcDPindex));
267 TObjString* lhcDPname = (TObjString*)tokens->At(1);
268 TString lhcDPtype = ((TObjString*)tokens->At(2))->String();
269 AliDebug(2,Form("lhcDPname = %s",(lhcDPname->String()).Data()));
270 AliDebug(2,Form("lhcDPtype = %s",lhcDPtype.Data()));
271 TObjArray* typeTokens = lhcDPtype.Tokenize(":");
272 if (typeTokens->GetEntriesFast() < 2 ){
273 // requiring the the type and the number of elements for each measurement
274 AliError(Form("The format does not match the expected one, skipping the current line for DP = %s", lhcDPtype.Data()));
279 TString type = ((TObjString*)typeTokens->At(0))->String();
280 AliDebug(2,Form("type = %s",type.Data()));
281 Int_t nelements = (((TObjString*)typeTokens->At(1))->String()).Atoi();
282 AliDebug(2,Form("nelements = %i",nelements));
283 Int_t nentries = (((TObjString*)tokens->At(3))->String()).Atoi();
284 AliDebug(2,Form("nentries = %i",nentries));
285 Int_t nValuesPerEntry = nelements+1;
286 Int_t nfixed = 4; // n. of fixed entries
287 for (Int_t ientry=0; ientry< nentries; ientry ++){
288 Int_t indextime = nfixed+nValuesPerEntry*ientry+nelements;
289 TString strTimestamp = ((TObjString*)tokens->At(indextime))->String();
290 Double_t timestamp = strTimestamp.Atof();
291 AliDebug(2,Form("Timestamp in unix time = %f (s)",timestamp));
292 if (fStartTime!=0 && fEndTime!=0 && (fStartTime > timestamp || fEndTime < timestamp)){
293 // error in case the measurement is not within the data taking time interval
294 AliError(Form("Timestamp for entry %d of DP %s not in [%d,%d]", ientry, lhcDPtype.Data(),fStartTime,fEndTime));
298 Int_t* value = new Int_t[nelements];
299 for (Int_t ielement=0; ielement<nelements; ielement++){
300 value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atoi();
301 AliDebug(2,Form("Value at index %d = %d",nfixed+ielement+ientry*nValuesPerEntry,value[ielement]));
303 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
307 else if (type == "b"){
308 Bool_t* value = new Bool_t[nelements];
309 for (Int_t ielement=0; ielement<nelements; ielement++){
310 value[ielement] = Bool_t((((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atoi());
311 AliDebug(2,Form("Value at index %d = %d",nfixed+ielement+ientry*nValuesPerEntry,Int_t(value[ielement])));
313 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
317 else if (type == "f"){ // the floats should be considered as doubles
318 Double_t* value = new Double_t[nelements];
319 for (Int_t ielement=0; ielement<nelements; ielement++){
320 TString tempstr = (TString)(((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String());
321 value[ielement] = (((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()).Atof();
322 AliDebug(2,Form("Value at index %d = %f from string %s",nfixed+ielement+ientry*nValuesPerEntry,value[ielement],tempstr.Data()));
324 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
328 else if (type == "s"){
329 TObjArray* value = new TObjArray();
331 for (Int_t ielement=0; ielement<nelements; ielement++){
332 TObjString* strobj = (new TObjString(((TObjString*)tokens->At(nfixed+ielement+ientry*nValuesPerEntry))->String()));
333 AliDebug(2,Form("Value at index %d = %s",nfixed+ielement+ientry*nValuesPerEntry,(strobj->String()).Data()));
336 AliDCSArray* dcs = new AliDCSArray(nelements,value,timestamp);
341 AliError(Form("Non-expected type %s",type.Data()));