FileUtils.h

#ifndef FileUtils_hh
#define FileUtils_hh 1
 
#include <TList.h>
#include <TH1.h>
#include <TFile.h>
#include <TString.h>
#include <TFile.h>
#include <TTree.h>
#include <TBranch.h>
#include <TCanvas.h>
#include <vector>
 
struct PathComponents {
    TString path;
    TString base;
    TString name;
    TString extension;
};
 
namespace FileUtils {
 
  TList* findFilesInDirectory(const char *dirPath, const char *extension = 0);
 
  TFile* openFile(const char *filePathName, Option_t *option = "READ");
 
  TTree* getTree(TFile *file, const char *treeName);
 
  TBranch* getBranch(TTree *tree, const char *branchName);
 
  Double_t getBranchMinimum(TTree *tree, const char *branchName);
 
  Double_t getBranchMaximum(TTree *tree, const char *branchName);
 
  Double_t getBranchMinimumInFiles(TList *filePaths, const char *treeName, const char *branchName);
 
  Double_t getBranchMaximumInFiles(TList *filePaths, const char *treeName, const char *branchName);
 
  TH1* getBranchHistogram(TTree *tree, const char *branchName, Int_t nBins = 150);
 
  PathComponents parseFilePath(const char *filePathName);
 
  Int_t exportValuesToGnuplot(const char *filename, std::vector<std::string> colNames, std::vector<double> values,
    const char *delimeter = "   ");
 
  Int_t exportCanvasToGnuplot(TCanvas *canvas, const char *delimeter = "   ");
 
  Int_t exportHistToGnuplot(TH1 *hist, const char *canvasName, const char *delimeter = "   ");
  Int_t exportFuncToGnuplot(TF1 *hist, const char *canvasName, const char *delimeter = "   ");
}
 
#endif