/cvmfs/atlas.cern.ch/repo/sw/ASG/AnalysisBase/2.4.31/SampleHandler/SampleHandler/DiskList.h

#ifndef SAMPLE_HANDLER__DISK_LIST_H
#define SAMPLE_HANDLER__DISK_LIST_H

//          Copyright Nils Krumnack 2012.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//          http://www.boost.org/LICENSE_1_0.txt)

// Please feel free to contact me (krumnack@iastate.edu) for bug
// reports, feature suggestions, praise and complaints.



#include <SampleHandler/Global.h>

#include <string>

namespace SH
{
  class DiskList
  {
    //
    // public interface
    //

  public:
    void testInvariant () const;


  public:
    virtual ~DiskList ();


  public:
    bool next ();


  public:
    std::string path () const;


  public:
    std::string fileName () const;


  public:
    DiskList *openDir () const;


  public:
    std::string dirname () const;



    //
    // protected interface
    //

  protected:
    DiskList ();



    //
    // virtual interface
    //

  protected:
    virtual bool getNext () = 0;


  protected:
    virtual std::string getPath () const = 0;


  protected:
    virtual DiskList *doOpenDir () const = 0;


  protected:
    virtual std::string getDirname () const = 0;



    //
    // private interface
    //

  private:
    enum State
    {
      S_BLANK,  
      S_VALID,  
      S_DONE,   
      S_BROKEN  
    };
    State m_state;
  };
}

#endif

---