MediaSetAccess.h

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#ifndef ZYPP_MediaSetAccess_H
#define ZYPP_MediaSetAccess_H

#include <iosfwd>
#include <string>
#include <vector>
#include <boost/function.hpp>

#include "zypp/base/ReferenceCounted.h"
#include "zypp/base/NonCopyable.h"
#include "zypp/base/PtrTypes.h"
#include "zypp/media/MediaManager.h"
#include "zypp/Pathname.h"
#include "zypp/CheckSum.h"
#include "zypp/OnMediaLocation.h"

namespace zypp
{ 

    DEFINE_PTR_TYPE(MediaSetAccess);

    //
    //  CLASS NAME : MediaSetAccess
    //
    class MediaSetAccess : public base::ReferenceCounted, private base::NonCopyable
    {
      friend std::ostream & operator<<( std::ostream & str, const MediaSetAccess & obj );

    public:
      MediaSetAccess(const Url &url, const Pathname & prefered_attach_point = "");
      ~MediaSetAccess();

      void setVerifier( unsigned media_nr, media::MediaVerifierRef verifier );

      Pathname provideFile( const OnMediaLocation & on_media_file );

      Pathname provideFile(const Pathname & file, unsigned media_nr = 1 );
      
      Pathname provideDir(const Pathname & dir, bool recursive, unsigned media_nr = 1);

      bool doesFileExist(const Pathname & file, unsigned media_nr = 1 );

      void release();

      static Url rewriteUrl (const Url & url_r, const media::MediaNr medianr);

    protected:
      Pathname provideFileInternal(const Pathname & file, unsigned media_nr, bool checkonly, bool cached);
      media::MediaAccessId getMediaAccessId (media::MediaNr medianr);
      virtual std::ostream & dumpOn( std::ostream & str ) const;

    private:
      Url _url;

      Pathname _prefAttachPoint;

      typedef std::map<media::MediaNr, media::MediaAccessId> MediaMap;
      typedef std::map<media::MediaNr, media::MediaVerifierRef > VerifierMap;

      MediaMap _medias;
      VerifierMap _verifiers;
    };

    inline std::ostream & operator<<( std::ostream & str, const MediaSetAccess & obj )
    { return obj.dumpOn( str ); }


} // namespace zypp
#endif // ZYPP_SOURCE_MediaSetAccess_H

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