Extra getters for tag handling added.

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

diff --git a/STEER/AliESDInputHandler.cxx b/STEER/AliESDInputHandler.cxx
index e6e86712113532dc89cc2ea67fedb283c39b6e17..cbccc200ffc70e2e556ac68b8b544183dfd5fdf5 100644 (file)
--- a/STEER/AliESDInputHandler.cxx
+++ b/STEER/AliESDInputHandler.cxx
@@ -21,6 +21,11 @@
 //-------------------------------------------------------------------------
 
 #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>
@@ -28,6 +33,8 @@
 #include "AliESDInputHandler.h"
 #include "AliESDEvent.h"
 #include "AliESD.h"
+#include "AliRunTag.h"
+#include "AliEventTag.h"
 #include "AliLog.h"
 
 ClassImp(AliESDInputHandler)
@@ -37,7 +44,12 @@ AliESDInputHandler::AliESDInputHandler() :
   AliInputEventHandler(),
   fEvent(0x0),
   fBranches(""),
-  fBranchesOn("")
+  fBranchesOn(""),
+  fAnalysisType(0),
+  fUseTags(kFALSE),
+  fChainT(0),
+  fTreeT(0),
+  fRunTag(0)
 {
   // default constructor
 }
@@ -45,21 +57,23 @@ AliESDInputHandler::AliESDInputHandler() :
 //______________________________________________________________________________
 AliESDInputHandler::~AliESDInputHandler() 
 {
-  // destructor
+  //  destructor
   //  delete fEvent;
 }
 
 //______________________________________________________________________________
 AliESDInputHandler::AliESDInputHandler(const char* name, const char* title):
-  AliInputEventHandler(name, title), fEvent(0x0), fBranches(""), fBranchesOn("")
+    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
@@ -94,6 +108,102 @@ Bool_t  AliESDInputHandler::FinishEvent()
     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;
+}
+
+
 void AliESDInputHandler::SwitchOffBranches() const {
   //
   // Switch of branches on user request