+//_____________________________________________________________________________
+void AliTRDcalibDB::GetGlobalConfigurationByChamber(TString &config,Int_t par, Int_t opt)
+{
+ //
+ // Get Configuration from the DCS
+ //
+
+ // par is the enumeration from kFltrSet = 1 ... kAddOpti 6
+ // example:
+ // cf_p_nozs_tb30_csmtrk_ptrg
+ // par 1 2 3 4 5
+ // kFltrSet kTimebin kTrigSet
+ // kReadout kTrkMode
+ // opt is 0 for the value itself and 1,2,3 for the first, second option
+ // opt has standard value of 0 in header file
+
+
+ // The point is that we extract the parameter/option for
+ // each of the 540 chambers and compare only this
+ // parameter/option for a global value, not the full
+ // configuration name with all parameters
+
+ // Get the array with SOR and EOR
+ const TObjArray *dcsArr = dynamic_cast<const TObjArray *>(GetCachedCDBObject(kIDDCS));
+ if(!dcsArr){
+ AliError("No DCS CDB Object available!");
+ config = "";
+ return;
+ }
+
+ // Check CalDCS version
+ Int_t calver = 0;
+ if (!strcmp(dcsArr->At(0)->ClassName(),"AliTRDCalDCS")) calver = 1;
+ else if (!strcmp(dcsArr->At(0)->ClassName(),"AliTRDCalDCSv2")) calver = 2;
+ //
+ // Get the configuration strings
+ //
+ // CalDCS version 1
+ if (calver == 1) {
+
+ // Loop over SOR/EOR
+ for(Int_t iSEOR=0;iSEOR<2;iSEOR++){
+
+ // DCS object
+ AliTRDCalDCS *cal = dynamic_cast<AliTRDCalDCS *>(dcsArr->At(iSEOR));
+ if(!cal){
+ // SOR mandantory
+ if(iSEOR==0){
+ AliError("NO SOR object found in CDB file!");
+ config = "";
+ return;
+ }
+ else{
+ AliWarning("NO EOR object found in CDB file!");
+ continue;
+ }
+ } // Check DCS object is there
+
+ // Loop over 540 chambers
+ {
+ Int_t iDet=0;
+ // Find the first chamber in SOR
+ if(iSEOR==0){
+ // Loop until we find the first chamber
+ for(;iDet<kNdet;iDet++){
+ const AliTRDCalDCSFEE *DCSFEEObj = cal->GetCalDCSFEEObj(iDet);
+ // Check it's an installed chamber that responded
+ if(DCSFEEObj && !DCSFEEObj->GetStatusBit()) {
+
+ // We ask for a valid configuration name starting with cf_
+ if(DCSFEEObj->GetConfigName().BeginsWith("cf_")){
+ // Set the parameter of the first good ROC as global,
+ // we take only the requested part!
+ GetDCSConfigParOption(DCSFEEObj->GetConfigName(), par, opt, config);
+ // Increase counter to not look at this chamber again
+ // and break loop
+ iDet++;
+ break;
+ } // End: valid config name
+ } // End: first good chamber
+ } // End: find the first chamber
+ } // End: is SOR
+
+ // Now compare the other chambers with the first one
+ for(;iDet<kNdet;iDet++){
+ const AliTRDCalDCSFEE *DCSFEEObj = cal->GetCalDCSFEEObj(iDet);
+ // Check it's an installed chamber that responded
+ if(DCSFEEObj && !DCSFEEObj->GetStatusBit()) {
+
+ // We ask for a valid configuration name starting with cf_
+ if(DCSFEEObj->GetConfigName().BeginsWith("cf_")){
+
+ // Get the parameter/option of this chamber
+ TString tmpcfg;
+ GetDCSConfigParOption(DCSFEEObj->GetConfigName(), par, opt, tmpcfg);
+ // Compare with the global value
+ if(config.CompareTo(tmpcfg)){
+ // Two cases mixed or changed during run
+ if(iSEOR==0){
+ AliError("Mixed DCS configuration for different chambers!");
+ config="mixed";
+ return;
+ } else {
+ AliError("Inconsistent configuration at start and end of run found!");
+ config = "";
+ return;
+ }
+ }
+ }// Valid config name
+ }// Good chamber
+ } // Second half loop
+ } // Loop over 540 chambers
+ } // Loop over SOR / EOR
+ } // End calver 1
+ //
+ // CalDCS version 2
+ //
+ else if (calver == 2) {
+
+ // Loop over SOR/EOR
+ for(Int_t iSEOR=0;iSEOR<2;iSEOR++){
+
+ // DCS object
+ AliTRDCalDCSv2 *cal = dynamic_cast<AliTRDCalDCSv2 *>(dcsArr->At(iSEOR));
+ if(!cal){
+ // SOR mandantory
+ if(iSEOR==0){
+ AliError("NO SOR object found in CDB file!");
+ config = "";
+ return;
+ }
+ else{
+ AliWarning("NO EOR object found in CDB file!");
+ continue;
+ }
+ } // Check DCS object is there
+
+ // Loop over 540 chambers
+ {
+ Int_t iDet=0;
+ // Find the first chamber in SOR
+ if(iSEOR==0){
+ // Loop until we find the first chamber
+ for(;iDet<kNdet;iDet++){
+ const AliTRDCalDCSFEEv2 *DCSFEEObj = cal->GetCalDCSFEEObj(iDet);
+ // Check it's an installed chamber that responded
+ if(DCSFEEObj && !DCSFEEObj->GetStatusBit()) {
+ // Check for a valid config name
+ if(DCSFEEObj->GetConfigName().BeginsWith("cf_")){
+
+ // Set the parameter of the first good ROC as global,
+ // we take only the requested part!
+ GetDCSConfigParOption(DCSFEEObj->GetConfigName(), par, opt, config);
+ // Increase counter to not look at this chamber again
+ // and break loop
+ iDet++;
+ break;
+ } // End: valid config name
+ } // End: first good chamber
+ } // End: find the first chamber
+ } // End: is SOR
+
+ // Now compare the other chambers with the first one
+ for(;iDet<kNdet;iDet++){
+ const AliTRDCalDCSFEEv2 *DCSFEEObj = cal->GetCalDCSFEEObj(iDet);
+ // Check it's an installed chamber that responded
+ if(DCSFEEObj && !DCSFEEObj->GetStatusBit()) {
+
+ // Check for a valid config name
+ if(DCSFEEObj->GetConfigName().BeginsWith("cf_")){
+
+ // Get the parameter/option of this chamber
+ TString tmpcfg;
+ GetDCSConfigParOption(DCSFEEObj->GetConfigName(), par, opt, tmpcfg);
+ // Compare with the global value
+ if(config.CompareTo(tmpcfg)){
+ // Two cases mixed or changed during run
+ if(iSEOR==0){
+ AliError("Mixed DCS configuration for different chambers!");
+ config="mixed";
+ return;
+ } else {
+ AliError("Inconsistent configuration at start and end of run found!");
+ config = "";
+ return;
+ }
+ }
+ } // End: valid config name
+ } // End: Good chamber
+ } // End: Second half loop
+ } // Loop over 540 chambers
+ } // Loop over SOR / EOR
+ } // End calver 2
+ else {
+ AliError("NO DCS/DCSv2 OCDB entry found!");
+ config = "";
+ return;
+ }