void run_test1Selector() {

//  TString protocol = TString("dcap://dcache.rcac.purdue.edu:22125/pnfs/rcac.purdue.edu/data");
  TString protocol = TString("root://dcache-00.rcac.purdue.edu/pnfs/rcac.purdue.edu/data");

  char* files[] = {
     "/store/relval/CMSSW_3_1_0_pre4/RelValMinBias/GEN-SIM-DIGI-RAW-HLTDEBUG/IDEAL_30X_v1/0003/F6E7E6D3-F815-DE11-A831-001617DBD316.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0041.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0047.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0046.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0045.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0044.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0043.root",
//     "/store/user/hyxu/SingleMuMinusPt100-newStep3/newStep3-SingleMuMinusPt100-0042.root",
     NULL
   };

   TChain *chain=new TChain("Events");
   int index = 0;
   while (files[index] != NULL) {
     TString filename = TString(files[index]);
     filename.Prepend(protocol);
     chain->Add(filename);
     index++;
   }

   gROOT->Time();

   //Events->SetAlias("muons","recoMuons_muons__reReco.obj");
   //Events->SetAlias("t1","recoTracks_generalTracks__reReco.obj");
   //Events->SetAlias("t2","recoTrackExtras_generalTracks__reReco.obj");
   //Events->SetAlias("g1","recoTracks_globalMuons__reReco.obj");
   //Events->SetAlias("g2","recoTrackExtras_globalMuons__reReco.obj");
   std::cout << chain->GetTree()<<endl;
   TObjArray *filesEl=chain->GetListOfFiles();

   TIter next(filesEl);
   TChainElement *chEl=0;
   while((chEl=(TChainElement*)next())){
     cout <<chEl->GetTitle()<<endl;
   }
   Long64_t evtmax=1;
   chain->Process("test1Selector.C","",evtmax);
   //Events->Draw("g1.momentum_.Eta()","g1.chi2_>1.0","");

}