TargetImpl.h

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#ifndef ZYPP_TARGET_TARGETIMPL_H
#define ZYPP_TARGET_TARGETIMPL_H

#include <iosfwd>
#include <list>
#include <set>

#include "zypp/base/ReferenceCounted.h"
#include "zypp/base/NonCopyable.h"
#include "zypp/base/DefaultFalseBool.h"
#include "zypp/base/PtrTypes.h"
#include "zypp/ResStore.h"
#include "zypp/PoolItem.h"
#include "zypp/ZYppCommit.h"

#include "zypp/Pathname.h"
#include "zypp/media/MediaAccess.h"
#include "zypp/Target.h"
#include "zypp/target/rpm/RpmDb.h"
#include "zypp/target/store/PersistentStorage.h"
#include "zypp/target/TargetException.h"

namespace zypp
{ 

  namespace target
  { 

    DEFINE_PTR_TYPE(TargetImpl);

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

    public:
      typedef std::list<PoolItem_Ref> PoolItemList;

      typedef std::set<PoolItem_Ref> PoolItemSet;

    public:
      void getResolvablesToInsDel ( const ResPool pool_r,
                                    PoolItemList & dellist_r,
                                    PoolItemList & instlist_r,
                                    PoolItemList & srclist_r ) const;


    public:
      TargetImpl(const Pathname & root_r = "/");
      virtual ~TargetImpl();

      static TargetImpl_Ptr nullimpl();

    public:

      const ResStore & resolvables();

      ResStore::resfilter_const_iterator byKindBegin( const ResObject::Kind & kind_r  ) const;
      ResStore::resfilter_const_iterator byKindEnd( const ResObject::Kind & kind_r ) const;

      Pathname root() const;

      ZYppCommitResult commit( ResPool pool_r, const ZYppCommitPolicy & policy_r );

      ZYPP_DEPRECATED int commit( ResPool pool_r, unsigned int medianr,
                                  PoolItemList & errors_r,
                                  PoolItemList & remaining_r,
                                  PoolItemList & srcremaining_r,
                                  bool dry_run = false )
      {
        ZYppCommitPolicy policy;
        policy.restrictToMedia( medianr ).dryRun( dry_run );
        ZYppCommitResult res = commit( pool_r, policy );
        errors_r.swap( res._errors );
        remaining_r.swap( res._remaining );
        srcremaining_r.swap( res._srcremaining );
        return res._result;
      }

      bool isStorageEnabled() const;
      void enableStorage(const Pathname &root_r);

      PoolItemList commit( const PoolItemList & items_r, const ZYppCommitPolicy & policy_r, const ResPool & pool_r );

      virtual std::ostream & dumpOn( std::ostream & str ) const
      {
        return str << "TargetImpl";
      }

      rpm::RpmDb & rpm();

      bool providesFile (const std::string & path_str, const std::string & name_str) const;

      ResObject::constPtr whoOwnsFile (const std::string & path_str) const;

      bool setInstallationLogfile(const Pathname & path_r);

      Date timestamp() const;
      
     void reset();

    protected:
      void loadKindResolvables( const Resolvable::Kind kind );
      ResStore _store;
      Pathname _root;
      rpm::RpmDb _rpm;
#ifndef STORAGE_DISABLED
      zypp::storage::PersistentStorage _storage;
      bool _storage_enabled;
      std::map< const Resolvable::Kind, DefaultFalseBool> _resstore_loaded;
#endif
    private:
      static TargetImpl_Ptr _nullimpl;
    };

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

  } // namespace target
} // namespace zypp
#endif // ZYPP_TARGET_TARGETIMPL_H

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