Bug fix (order of commands had to be changed).

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

diff --git a/STEER/cloneAODTreeAndRemoveObject.C b/STEER/cloneAODTreeAndRemoveObject.C
index 456e260e00d7fcc5f7ea727d1505bbf2a0434a89..f9ef6b8c46d1e704fec4cf3954c9740e8649cf69 100644 (file)
--- a/STEER/cloneAODTreeAndRemoveObject.C
+++ b/STEER/cloneAODTreeAndRemoveObject.C
@@ -6,6 +6,8 @@ void cloneAODTreeAndRemoveObject(const char *newFileName = "AliAOD_new.root", co
   TFile orgFile(orgFileName, "READ");
   // get original TTree
   TTree *orgAodTree = (TTree*)orgFile.Get("aodTree");
+  // switch off one branch (and its subbranches!)
+  orgAodTree->SetBranchStatus("tracks*", 0);
 
   // open new output file
   TFile *newFile = new TFile(newFileName, "RECREATE");
@@ -16,8 +18,6 @@ void cloneAODTreeAndRemoveObject(const char *newFileName = "AliAOD_new.root", co
   AliAODEvent *evNew = new AliAODEvent();
   evNew->ReadFromTree(newAodTree);
 
-  // switch off one branch (and its subbranches!)
-  newAodTree->SetBranchStatus("tracks*", 0);
   // remove TObject from the list
   evNew->RemoveObject(evNew->GetTracks());