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RootDirFcn.cpp

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#define ROOTHISTCNV_ROOTDIRFCN_CPP

#include "GaudiKernel/Kernel.h"
#include "RootDirFcn.h"

#include <string>
#include <list>
#include "TFile.h"
#include "TDirectory.h"



namespace RootHistCnv {
  bool RootCd(const std::string& full) {
    
    int p,i=1;
    std::string cur,sdir;
    
    gDirectory->cd("/");
    while ( (p = full.find("/",i)) != -1) {
      sdir = full.substr(i,p-i);
      if (! gDirectory->GetKey(sdir.c_str()) ) { 
        return false;
      }
      gDirectory->cd(sdir.c_str());
      
      i = p+1;
    }
    gDirectory->cd( full.substr(i,full.length()-i).c_str() );
    
    return true;
    
  }


  bool RootMkdir(const std::string& full) {

    int p,i;
    std::string fil,cur,s;
    TDirectory *gDir;
    
    gDir = gDirectory;
    
    std::list<std::string> lpath;
    i = 1;
    
    if ( (p=full.find(":",0)) != -1 ) {
      fil = full.substr(0,p);
      i = p+1;
      fil += ":/";
      gDirectory->cd(fil.c_str());
    }
    
    while ( (p = full.find("/",i)) != -1) {
      s = full.substr(i,p-i);
      lpath.push_back(s);
      i = p+1;
    }
    lpath.push_back( full.substr(i,full.length()-i) );
    
    if ( full.substr(0,1) == "/") {
      gDirectory->cd("/");
    }
    
    std::list<std::string>::const_iterator litr;
    for(litr=lpath.begin(); litr!=lpath.end(); ++litr) {
      cur = *litr;
      if (! gDirectory->GetKey(litr->c_str()) ) { 
        gDirectory->mkdir(litr->c_str()); 
      }
      gDirectory->cd(litr->c_str());
    }
    
    gDirectory = gDir;
    
    return true;
  }

  std::string RootPwd() {
    std::string dir = gDirectory->GetPath();

    return (dir);
  }

  bool RootTrimLeadingDir(std::string &full, std::string dir) {
    
    if (dir.substr(0,1) != "/") {
      dir.insert(0,"/");
    }

    if (dir.substr(dir.length()-1,1) != "/") {
      dir += "/";
    }

    long ll = full.find(dir);
    if (ll != 0) {
      return false;
    }

    full.erase(0,dir.length()-1);

    return true;

  }

}

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