Merge branch 'master' of https://git.cern.ch/reps/AliRoot

[u/mrichter/AliRoot.git] / STEER / findClassesForAlias.C

diff --git a/STEER/findClassesForAlias.C b/STEER/findClassesForAlias.C
index 74eb6fed7699400c9ce65d02a9429e2b999c6e22..145eb9908d96baef2b0e7589104473500c932908 100644 (file)
--- a/STEER/findClassesForAlias.C
+++ b/STEER/findClassesForAlias.C
@@ -21,7 +21,6 @@ TObjArray* findClassesForAlias(THashList &list, const char* aliasName)
            Int_t nAliases = arrAliases->GetEntries();
            for(Int_t i=0; i<nAliases; i++){
                TObjString *alias = (TObjString*) arrAliases->At(i);
-               alias->Print(0);
                if(alias->String()==TString(aliasName)){
                    TObjString *trClass = new TObjString(n->GetName());
                    matchingTrClasses->Add(trClass);
@@ -30,5 +29,10 @@ TObjArray* findClassesForAlias(THashList &list, const char* aliasName)
        }
     }
 
+    if (matchingTrClasses->GetEntries() == 0){
+       Printf("No entries for the trigger alias \"%s\" were found. Returning null pointer.", aliasName);
+       return 0;
+    }
+
     return matchingTrClasses;
 }