Updating filename

[u/mrichter/AliRoot.git] / STEER / AliESDInputHandler.cxx

diff --git a/STEER/AliESDInputHandler.cxx b/STEER/AliESDInputHandler.cxx
index 0c425580a38e58615b03325a55403c1f10e18331..cbccc200ffc70e2e556ac68b8b544183dfd5fdf5 100644 (file)
--- a/STEER/AliESDInputHandler.cxx
+++ b/STEER/AliESDInputHandler.cxx
@@ -21,12 +21,20 @@
 //-------------------------------------------------------------------------
 
 #include <TTree.h>
+#include <TChain.h>
+#include <TFile.h>
+#include <TArchiveFile.h>
+#include <TObjArray.h>
+#include <TSystem.h>
 #include <TString.h>
 #include <TObjString.h>
+#include <TProcessID.h>
 
 #include "AliESDInputHandler.h"
 #include "AliESDEvent.h"
 #include "AliESD.h"
+#include "AliRunTag.h"
+#include "AliEventTag.h"
 #include "AliLog.h"
 
 ClassImp(AliESDInputHandler)
@@ -34,7 +42,14 @@ ClassImp(AliESDInputHandler)
 //______________________________________________________________________________
 AliESDInputHandler::AliESDInputHandler() :
   AliInputEventHandler(),
-  fEvent(0x0)
+  fEvent(0x0),
+  fBranches(""),
+  fBranchesOn(""),
+  fAnalysisType(0),
+  fUseTags(kFALSE),
+  fChainT(0),
+  fTreeT(0),
+  fRunTag(0)
 {
   // default constructor
 }
@@ -42,24 +57,28 @@ AliESDInputHandler::AliESDInputHandler() :
 //______________________________________________________________________________
 AliESDInputHandler::~AliESDInputHandler() 
 {
-  // destructor
+  //  destructor
   //  delete fEvent;
 }
 
 //______________________________________________________________________________
 AliESDInputHandler::AliESDInputHandler(const char* name, const char* title):
-    AliInputEventHandler(name, title), fEvent(0x0), fBranches("")
+    AliInputEventHandler(name, title), fEvent(0x0), fBranches(""), fBranchesOn(""), fAnalysisType(0),
+     fUseTags(kFALSE), fChainT(0), fTreeT(0), fRunTag(0)
 {
+    // Constructor
 }
 
-Bool_t AliESDInputHandler::Init(TTree* tree,  Option_t* /*opt*/)
+Bool_t AliESDInputHandler::Init(TTree* tree,  Option_t* opt)
 {
     // Initialisation necessary for each new tree 
-    fTree = tree;
+    fAnalysisType = opt;
+    fTree         = tree;
     
     if (!fTree) return kFALSE;
     // Get pointer to ESD event
     SwitchOffBranches();
+    SwitchOnBranches();
     
     if (fEvent) {
       delete fEvent;
@@ -74,27 +93,142 @@ Bool_t AliESDInputHandler::Init(TTree* tree,  Option_t* /*opt*/)
 Bool_t AliESDInputHandler::BeginEvent(Long64_t /*entry*/)
 {
     // Copy from old to new format if necessary
-    AliESD* old = ((AliESDEvent*) fEvent)->GetAliESDOld();
-    if (old) {
+  AliESD* old = ((AliESDEvent*) fEvent)->GetAliESDOld();
+  if (old) {
        ((AliESDEvent*)fEvent)->CopyFromOldESD();
        old->Reset();
+  }
+  return kTRUE;
+}
+
+Bool_t  AliESDInputHandler::FinishEvent()
+{
+    // Finish the event 
+    if(fEvent)fEvent->Reset();
+    return kTRUE;
+} 
+
+Bool_t AliESDInputHandler::Notify(const char* path)
+{
+    // Notify a directory change
+    if (!fUseTags) return (kTRUE);
+    
+    Bool_t zip = kFALSE;
+    
+    TString fileName(path);
+    if(fileName.Contains("#AliESDs.root")){
+       fileName.ReplaceAll("#AliESDs.root", "");
+       zip = kTRUE;
+    } 
+    else if (fileName.Contains("AliESDs.root")){
+       fileName.ReplaceAll("AliESDs.root", "");
+    }
+    else if(fileName.Contains("#AliAOD.root")){
+       fileName.ReplaceAll("#AliAOD.root", "");
+       zip = kTRUE;
+    }
+    else if(fileName.Contains("AliAOD.root")){
+       fileName.ReplaceAll("AliAOD.root", "");
+    }
+    else if(fileName.Contains("#galice.root")){
+       // For running with galice and kinematics alone...
+       fileName.ReplaceAll("#galice.root", "");
+       zip = kTRUE;
+    }
+    else if(fileName.Contains("galice.root")){
+       // For running with galice and kinematics alone...
+       fileName.ReplaceAll("galice.root", "");
     }
+
+
+    
+
+    
+    TString* pathName = new TString("./");
+    *pathName = fileName;
+    printf("AliESDInputHandler::Notify() Path: %s\n", pathName->Data());
+    
+    if (fRunTag) {
+       fRunTag->Clear();
+    } else {
+       fRunTag = new AliRunTag();
+    }
+    
+    delete fTreeT; fTreeT = 0;
+
+    if (fChainT) {
+       delete fChainT;
+       fChainT = 0;
+    }
+    
+    if (!fChainT) {
+       fChainT = new TChain("T");
+    }
+    
+
+
+    const char* tagPattern = "ESD.tag.root";
+    const char* name = 0x0;
+    TString tagFilename;
+    if (zip) {
+       TFile* file = TFile::Open(fileName.Data());
+       TArchiveFile* arch = file->GetArchive();
+       TObjArray* arr = arch->GetMembers();
+       TIter next(arr);
+       
+       while (file = (TFile*) next()){
+           name = file->GetName();
+           if (strstr(name,tagPattern)) { 
+               tagFilename = pathName->Data();
+               tagFilename += "#";
+               tagFilename += name;
+               fChainT->Add(tagFilename);  
+               AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data()));
+           }//pattern check
+       } // archive file loop
+    } else {
+       void * dirp = gSystem->OpenDirectory(pathName->Data());
+       while((name = gSystem->GetDirEntry(dirp))) {
+           if (strstr(name,tagPattern)) { 
+               tagFilename = pathName->Data();
+               tagFilename += "/";
+               tagFilename += name;
+               fChainT->Add(tagFilename);  
+               AliInfo(Form("Adding %s to tag chain \n", tagFilename.Data()));
+           }//pattern check
+       }//directory loop
+    }
+    fChainT->SetBranchAddress("AliTAG",&fRunTag);
+    fChainT->GetEntry(0);
     return kTRUE;
 }
 
-Bool_t  AliESDInputHandler::FinishEvent(){
-    //
-  return kTRUE;
-} 
 
 void AliESDInputHandler::SwitchOffBranches() const {
   //
   // Switch of branches on user request
-  TObjArray * tokens = fBranches.Tokenize(" ");
+    TObjArray * tokens = fBranches.Tokenize(" ");
+    Int_t ntok = tokens->GetEntries();
+    for (Int_t i = 0; i < ntok; i++)  {
+       TString str = ((TObjString*) tokens->At(i))->GetString();
+       if (str.Length() == 0)
+           continue;
+       fTree->SetBranchStatus(Form("%s%s%s","*", str.Data(), "*"), 0);
+       AliInfo(Form("Branch %s switched off \n", str.Data()));
+    }
+}
+
+void AliESDInputHandler::SwitchOnBranches() const {
+  //
+  // Switch of branches on user request
+  TObjArray * tokens = fBranchesOn.Tokenize(" ");
   Int_t ntok = tokens->GetEntries();
+
   for (Int_t i = 0; i < ntok; i++)  {
-    TString str = ((TObjString*) tokens->At(i))->GetString();
-    fTree->SetBranchStatus(Form("%s%s%s","*", str.Data(), "*"), 0);
-    AliInfo(Form("Branch %s switched off \n", str.Data()));
+      TString str = ((TObjString*) tokens->At(i))->GetString();
+      if (str.Length() == 0)
+         continue;
+      fTree->SetBranchStatus(Form("%s%s%s","*", str.Data(), "*"), 1);
+      AliInfo(Form("Branch %s switched on \n", str.Data()));
   }
 }