Remove unused FairRunOnline::InitContainers() function

The function is not being invoked, and was not used.
Tested with R3BRoot.

Adjusted the LOG() messages.
Added corresponding CHANGELOG notice.

Addresses issue #1346.

Author: karabowi

CHANGELOG.md

@@ -89,7 +89,9 @@ file an issue, so that we can see how to handle this.
 
 ### Breaking Changes
 * The output folder name changed from 'folderName_0' to 'folderName'.
-In the MT mode of Geant4 the folder names changed from 'folderName_1' and 'folderName_2' to 'folderName'.
+  In the MT mode of Geant4 the folder names changed from 'folderName_1' and 'folderName_2' to 'folderName'.
+* Removed the FairRunOnline::InitContainers() function.
+  It has not been used in FairRoot. Tested with R3BRoot.
 
 ### Bug fixes
 * Check the return value of `source->InitUnpackers()`/`source->ReinitUnpackers()`

fairroot/online/steer/FairRunOnline.cxx

@@ -185,13 +185,12 @@ void FairRunOnline::Init()
     fTask->SetParTask();
     fRtdb->initContainers(fRunId);
 
-    //  InitContainers();
     // --- Get event header from Run
     if (!fEvtHeader) {
-        LOG(fatal) << "FairRunOnline::InitContainers:No event header in run!";
+        LOG(fatal) << "FairRunOnline::Init() No event header in run!";
         return;
     }
-    LOG(info) << "FairRunOnline::InitContainers: event header at " << fEvtHeader;
+    LOG(info) << "FairRunOnline::Init() Event header at " << fEvtHeader;
     fRootManager->Register("EventHeader.", "Event", fEvtHeader, (nullptr != GetSink()));
     fEvtHeader->SetRunId(fRunId);
 
@@ -209,43 +208,6 @@ void FairRunOnline::Init()
     fRootManager->WriteFileHeader(fFileHeader);
 }
 
-void FairRunOnline::InitContainers()
-{
-    fRtdb = GetRuntimeDb();
-    FairBaseParSet* par = static_cast<FairBaseParSet*>(fRtdb->getContainer("FairBaseParSet"));
-    LOG(info) << "FairRunOnline::InitContainers: par = " << par;
-    if (nullptr == par)
-        LOG(warn) << "FairRunOnline::InitContainers: no  'FairBaseParSet' container !";
-
-    if (par) {
-        fEvtHeader = static_cast<FairEventHeader*>(fRootManager->GetObject("EventHeader."));
-
-        fRunId = GetEvtHeaderRunId();
-
-        // Copy the Event Header Info to Output
-        fEvtHeader->Register();
-
-        // Init the containers in Tasks
-        fRtdb->initContainers(fRunId);
-        fTask->ReInitTask();
-        //    fTask->SetParTask();
-        fRtdb->initContainers(fRunId);
-        //     if (gGeoManager==0) {
-        //       par->GetGeometry();
-        //     }
-    } else {
-        // --- Get event header from Run
-        //      fEvtHeader = dynamic_cast<FairEventHeader*> (FairRunOnline::Instance()->GetEventHeade
-        GetEventHeader();
-        if (!fEvtHeader) {
-            LOG(fatal) << "FairRunOnline::InitContainers:No event header in run!";
-            return;
-        }
-        LOG(info) << "FairRunOnline::InitContainers: event header at " << fEvtHeader;
-        fRootManager->Register("EventHeader.", "Event", fEvtHeader, kTRUE);
-    }
-}
-
 Int_t FairRunOnline::EventLoop()
 {
     gSystem->IgnoreInterrupt();

fairroot/online/steer/FairRunOnline.h

@@ -55,8 +55,6 @@ class FairRunOnline : public FairRun
      *  is not checked anymore after initialization
      */
 
-    /** Init containers executed on PROOF, which is part of Init when running locally*/
-    void InitContainers();
     void SetContainerStatic(Bool_t tempBool = kTRUE);
     Bool_t GetContainerStatic() { return fStatic; };