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// $Id: Analysis.cc,v 1.9 2008/06/23 10:54:20 loizides Exp $
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#include "MitAna/TreeMod/interface/Analysis.h"
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#include <Riostream.h>
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#include <TFile.h>
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#include <TList.h>
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#include <TDSet.h>
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#include <TChain.h>
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#include <TObjString.h>
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#include <TSystem.h>
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#include <TProof.h>
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#include <TROOT.h>
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#include <TBrowser.h>
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#include "MitAna/DataUtil/interface/Debug.h"
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#include "MitAna/DataTree/interface/Names.h"
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#include "MitAna/TAM/interface/TAMVirtualLoader.h"
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#include "MitAna/TAM/interface/TAModule.h"
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#include "MitAna/TreeMod/interface/Selector.h"
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ClassImp(mithep::Analysis)
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using namespace mithep;
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//__________________________________________________________________________________________________
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Analysis::Analysis(Bool_t useproof) :
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fUseProof(useproof),
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fHierachy(kTRUE),
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fState(kPristine),
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fNFriends(0),
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fList(new TList),
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fOutput(0),
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fPackages(new TList),
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fLoaders(new TList),
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fSuperMod(0),
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fSelector(0),
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fChain(0),
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fSet(0),
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fDeleteList(new TList),
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fTreeName(Names::gkEvtTreeName),
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fCompLevel(2),
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fProof(0),
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fDoNEvents(TChain::kBigNumber)
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{
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// Default constructor.
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fList->SetOwner();
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fDeleteList->SetOwner();
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/* default packages for PROOF upload */
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fPackages->SetOwner();
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// nothing to be done since we do not use par files (yet?)
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}
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//__________________________________________________________________________________________________
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Analysis::~Analysis()
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{
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// Destructor.
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if (fState == kInit || fState == kRun)
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Terminate();
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delete fList;
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delete fPackages;
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delete fLoaders;
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delete fDeleteList;
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delete fSelector;
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fOutput = 0; // owned by TAM
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fSuperMod = 0; // owned by user
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delete fProof;
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}
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//__________________________________________________________________________________________________
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Bool_t Analysis::AddFile(const char *pname)
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{
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// Add file with given name to the list of files to be processed. Using the token "|", you can
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// specify an arbritray number of paths to tree files that will be concatenated as friend trees.
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if (fState != kPristine) {
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Error("AddFile", "Analysis already initialized");
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return kFALSE;
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}
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TString pnamestr(pname);
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TString tok("|");
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TObjArray *arr = pnamestr.Tokenize(tok);
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TString msg;
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for(Int_t i=0; i<arr->GetEntries(); i++){
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TObjString *dummy = dynamic_cast<TObjString*>(arr->At(i));
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if(!dummy) continue;
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AddFile(dummy->GetName(),i);
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if(i==0) msg=dummy->GetName();
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else {
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Info("AddFile", "Add file %s as friend to %s",
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dummy->GetName(), msg.Data());
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}
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}
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delete arr;
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return kTRUE;
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}
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//__________________________________________________________________________________________________
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void Analysis::AddFile(const char *pname, Int_t eventlist)
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{
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// Add file name to the event list specified by eventlist. The lists are used to hold filenames of
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// different types of events. In case you dont want friend trees, just give no eventlist argument
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// (default 0).
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MitAssert("AddFile", pname != 0);
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TList *l = 0;
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if (eventlist >= 0 && eventlist < fNFriends) {
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l = dynamic_cast<TList*>(fList->At(eventlist));
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if (!l) {
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Fatal("AddFile", "Requested list %d not found!", eventlist);
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return;
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}
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} else if (eventlist == fNFriends) {
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l = new TList;
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l->SetOwner();
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fList->Add(l);
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fNFriends++;
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} else if (eventlist < 0 || eventlist > fNFriends) {
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Error("AddFile", "Specified list %d not in [0,%d]", eventlist, fNFriends);
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return;
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}
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if(!IsValidName(pname)) return;
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l->Add(new TObjString(pname));
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MDB(kAnalysis, 2)
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Info("AddFile", "Added %s to list of files.", pname);
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}
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//__________________________________________________________________________________________________
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void Analysis::AddFile(const TObject *oname, Int_t eventlist)
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{
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// Add file name to the event list specified by eventlist. The lists are used to hold filenames of
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// different types of events. In case you dont want mixing, just give no eventlist argument
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// (default 0).
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MitAssert("AddFile", oname != 0);
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return AddFile(oname->GetName(), eventlist);
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}
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//________________________________________________________________________
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Bool_t Analysis::AddFiles(const char *pname, Int_t nmax)
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{
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// Add files from text file with given name. If nmax>0, maximum nmax files will be added.
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MitAssert("AddFiles", pname != 0);
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ifstream in;
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in.open(pname);
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if (!in) {
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Error("AddFiles", "Can not open file with name %s", pname);
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return kFALSE;
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}
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Int_t fc = 0;
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while (in) {
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TString line;
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line.ReadLine(in);
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cout << line << endl;
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if (!line.EndsWith(".root"))
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continue;
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cout << line << endl;
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if (!AddFile(line)) {
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Error("AddFiles", "Error adding file with name %s", line.Data());
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return kFALSE;
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}
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++fc;
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if(nmax>0 && fc>=nmax) {
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Info("AddFiles", "Maximal number (%d) of files added", nmax);
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break;
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}
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}
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return kTRUE;
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}
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//__________________________________________________________________________________________________
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void Analysis::AddList(TList *list, Int_t eventlist)
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{
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// Add file name to the event list specified by eventlist. The lists are used to hold filenames of
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// different types of events. In case you dont want mixing, just give no eventlist argument
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// (default 0).
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MitAssert("AddList", list != 0);
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TIter next(list);
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while (TObject *obj = next())
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AddFile(obj->GetName(), eventlist);
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}
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//__________________________________________________________________________________________________
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void Analysis::AddLoader(TAMVirtualLoader *l)
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{
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// Add loader to the list of loaders.
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fLoaders->Add(l);
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}
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//__________________________________________________________________________________________________
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void Analysis::AddPackage(const char* name)
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{
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// Add package to the list of uploaded packages.
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MitAssert("AddPackage", name != 0);
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fPackages->Add(new TObjString(name));
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}
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//__________________________________________________________________________________________________
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void Analysis::AddPackages(TList *list)
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{
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// Add list of packages to the list of uploaded packages.
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MitAssert("AddPackage", list != 0);
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TIter next(list);
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while (TObject *obj = next()) {
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fPackages->Add(new TObjString(obj->GetName()));
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}
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}
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//__________________________________________________________________________________________________
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Bool_t Analysis::Init()
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{
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// Setup the TDSet and TChain to be used for the analysis with or without PROOF. If more than one
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// list of file names was given, friend trees are supported.
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if (fState == kRun || fState == kInit) {
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Error("Init", "Init in state %d is not possible! Call Terminate() first.",
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Int_t(fState));
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return kFALSE;
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}
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if (fNFriends <= 0) {
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Error("Init", "List of friend lists is empty!");
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return kFALSE;
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}
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if (!fSuperMod) {
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Error("Init", "Top-level TAM module is NULL!");
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return kFALSE;
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}
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if (fUseProof) { // first init our PROOF session
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if (!InitProof()) return kFALSE;
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}
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// we do this here instead in Terminate() so that
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// we can browse the output even after Terminate()
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delete fSelector;
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fSelector = 0;
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fChain = new TChain(fTreeName);
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fSet = new TDSet("TTree",fTreeName);
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for(Int_t i=0; i<fNFriends; i++){
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TList *l = dynamic_cast<TList*>(fList->At(i));
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if (!l) {
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Fatal("Init", "List %d not found!", i);
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return kFALSE;
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}
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if (i == 0) {
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TIter next(l);
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while ( TObjString *obj = dynamic_cast<TObjString*>(next()) ) {
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fChain->Add(obj->GetName());
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fSet->Add(obj->GetName());
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}
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} else {
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TChain *chain = new TChain(fTreeName);
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TDSet *set = new TDSet("TTree",fTreeName);
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TIter next(l);
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while (TObjString *obj = dynamic_cast<TObjString*>(next())) {
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chain->Add(obj->GetName());
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set->Add(obj->GetName());
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}
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TString alias("TAMTREE_"); // aliases currently not used
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alias+=i;
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fChain->AddFriend(chain,alias.Data());
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fSet->AddFriend(set,alias.Data());
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fDeleteList->Add(chain);
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fDeleteList->Add(set);
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}
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}
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// if we had our default TAM plugin we would create it here
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// TreeLoader *bl = new TreeLoader;
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// fLoaders->Add(bl);
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// fDeleteList->Add(bl);
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if (fUseProof) {
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fProof->AddInput(fSuperMod);
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fLoaders->SetName("TAM_LOADERS");
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fProof->AddInput(fLoaders);
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} else {
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// when not running Proof, we must make a selector
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fSelector = new Selector;
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fSelector->AddInput(fSuperMod);
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MDB(kAnalysis, 2)
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fSelector->SetVerbosity(1);
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// pass loaders to selector
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TIter next(fLoaders);
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while ( TAMVirtualLoader *l = dynamic_cast<TAMVirtualLoader*>(next()) )
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fSelector->AddLoader(l);
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}
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fState = kInit;
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return kTRUE;
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}
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//__________________________________________________________________________________________________
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Bool_t Analysis::InitProof()
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{
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// Initialize PROOF connection.
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if(fProof && fProof->IsValid())
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return kTRUE;
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delete fProof;
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if (fMaster.Contains("rcf.bnl.gov")) {
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for(Int_t i=0;i<5;i++) {
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Warning("InitProof", "*** DID YOU RUN PROOF_KINIT? %d (5) ***", i);
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gSystem->Sleep(1000);
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}
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}
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MDB(kAnalysis, 1)
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Info("InitProof", "Starting PROOF on master %s with config %s",
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fMaster.Data(), fConfig.Data());
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fProof = dynamic_cast<TProof*>(TProof::Open(fMaster, fConfig));
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if (!fProof) {
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Error("InitProof", "Could not start PROOF!");
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return kFALSE;
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}
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MDB(kAnalysis, 3)
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gROOT->Print();
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//fProof->AddInput(new TNamed("PROOF_NewPacketizer",""));
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Bool_t ret=kTRUE;
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if (fPackages) {
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// tell Proof what additional libraries we will need on each worker computer
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ret = UploadPackages(fPackages);
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}
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return ret;
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}
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//__________________________________________________________________________________________________
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void Analysis::Run()
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{
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// Run the analysis on the created file set.
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if (fState == kPristine || fState == kRun) {
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Error("Run", "Run in state %d is not possible! Call Init() first.",
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Int_t(fState));
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}
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if (fUseProof) {
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MDB(kAnalysis, 1)
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Info("Run", "Start processing with PROOF...");
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fSet->Process("Selector","",fDoNEvents);
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} else {
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MDB(kAnalysis, 1)
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Info("Run", "Start processing (no PROOF)...");
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fChain->Process(fSelector,"",fDoNEvents);
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}
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MDB(kAnalysis, 1)
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Info("Run", "Processing complete!");
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| 407 |
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fState = kRun;
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}
|
| 410 |
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| 411 |
//__________________________________________________________________________________________________
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| 412 |
Bool_t Analysis::Run(Bool_t browse)
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{
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| 414 |
// Execute analysis and open TBrowser if requested.
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| 415 |
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| 416 |
if (Init()) {
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| 417 |
Run();
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Terminate();
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| 419 |
if (browse) {
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new TBrowser;
|
| 421 |
}
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| 422 |
return kTRUE;
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| 423 |
}
|
| 424 |
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| 425 |
Error("Execute", "Could not initialize analysis.");
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return kFALSE;
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| 427 |
}
|
| 428 |
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//__________________________________________________________________________________________________
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| 430 |
void Analysis::Terminate()
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{
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| 432 |
// Terminate current analysis run.
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| 433 |
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| 434 |
if (fState == kPristine || fState == kTerminate) {
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| 435 |
Error("Terminate", "Terminate in state %d is not possible! Call Init() first.",
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Int_t(fState));
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| 437 |
return;
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| 438 |
}
|
| 439 |
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| 440 |
if (fState == kRun) {
|
| 441 |
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| 442 |
if (fUseProof) {
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| 443 |
// the output list from Proof can (in principal) contain other objects
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| 444 |
// besides the module output hierarchy.
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| 445 |
TList* outputlist = fProof->GetOutputList();
|
| 446 |
TIter nextOut(outputlist);
|
| 447 |
while (TObject *obj = nextOut()) {
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| 448 |
if (obj->InheritsFrom(TAMOutput::Class())) {
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| 449 |
fOutput = dynamic_cast<TList*>(obj);
|
| 450 |
break;
|
| 451 |
}
|
| 452 |
}
|
| 453 |
|
| 454 |
} else {
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| 455 |
fOutput = fSelector->GetModOutput();
|
| 456 |
}
|
| 457 |
|
| 458 |
if (fOutput && !fAnaOutput.IsNull()) {
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| 459 |
TDirectory::TContext context(0); // automatically restore gDirectory
|
| 460 |
|
| 461 |
std::auto_ptr<TFile> outf(TFile::Open(fAnaOutput,"recreate","", fCompLevel));
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| 462 |
if (outf.get() == 0) {
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| 463 |
Error("Terminate", "Could not open file %s for output!", fAnaOutput.Data());
|
| 464 |
} else {
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| 465 |
MDB(kAnalysis, 1)
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| 466 |
Info("Terminate", "Saving output to %s!", fAnaOutput.Data());
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| 467 |
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| 468 |
if (fHierachy)
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fOutput->Write(fOutput->GetName(),TObject::kSingleKey);
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else
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fOutput->Write();
|
| 472 |
|
| 473 |
}
|
| 474 |
}
|
| 475 |
}
|
| 476 |
|
| 477 |
delete fChain;
|
| 478 |
delete fSet;
|
| 479 |
fDeleteList->Delete();
|
| 480 |
|
| 481 |
fState = kTerminate;
|
| 482 |
}
|
| 483 |
|
| 484 |
//__________________________________________________________________________________________________
|
| 485 |
Bool_t Analysis::UploadPackages(TList *packages)
|
| 486 |
{
|
| 487 |
// Upload list of par files to the server.
|
| 488 |
|
| 489 |
MitAssert("UploadPackages", packages != 0);
|
| 490 |
|
| 491 |
for (Int_t i=0; i<packages->GetEntries(); i++) {
|
| 492 |
|
| 493 |
TObject* objstr = packages->At(i);
|
| 494 |
if (!objstr) {
|
| 495 |
Error("InitProof", "Problem at package number %d!", i);
|
| 496 |
return kFALSE;
|
| 497 |
}
|
| 498 |
|
| 499 |
TString packname = objstr->GetName();
|
| 500 |
Int_t en = 0;
|
| 501 |
if (packname.EndsWith("+")) {
|
| 502 |
en=1;
|
| 503 |
packname.Resize(packname.Length()-1);
|
| 504 |
}
|
| 505 |
|
| 506 |
ifstream ftest(gSystem->ExpandPathName(packname.Data()),ios_base::binary);
|
| 507 |
if (!ftest.good()) {
|
| 508 |
Error("InitProof", "Could not open %s for upload!", packname.Data());
|
| 509 |
return kFALSE;
|
| 510 |
}
|
| 511 |
|
| 512 |
if (fProof->UploadPackage(packname)<0) {
|
| 513 |
Error("UploadPackage", "Upload for %s failed!", packname.Data());
|
| 514 |
return kFALSE;
|
| 515 |
}
|
| 516 |
|
| 517 |
if (en == 1) {
|
| 518 |
Int_t pos=packname.Last('/')+1;
|
| 519 |
if (pos)
|
| 520 |
packname.Remove(0,pos);
|
| 521 |
if (fProof->EnablePackage(packname)<0) {
|
| 522 |
Error("UploadPackage", "Enabling for %s failed!", packname.Data());
|
| 523 |
return kFALSE;
|
| 524 |
}
|
| 525 |
}
|
| 526 |
}
|
| 527 |
|
| 528 |
return kTRUE;
|
| 529 |
}
|
