DmCo.h

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#ifndef DM_CO_H
#define DM_CO_H

#include "y2storage/PeContainer.h"
#include "y2storage/Dm.h"

namespace storage
{
class ProcPart;

class DmCo : public PeContainer
    {
    friend class Storage;

    public:
        DmCo( Storage * const s, bool detect, ProcPart& ppart );
        DmCo( const DmCo& rhs );
        virtual ~DmCo();
        static storage::CType const staticType() { return storage::DM; }
        friend std::ostream& operator<< (std::ostream&, const DmCo& );
        bool equalContent( const DmCo& rhs ) const;
        void logDifference( const DmCo& d ) const;

        int removeDm( const string& table );
        int removeVolume( Volume* v );
        
    protected:
        // iterators over DM volumes
        // protected typedefs for iterators over DM volumes
        typedef CastIterator<VIter, Dm *> DmInter;
        typedef CastIterator<CVIter, const Dm *> DmCInter;
        template< class Pred >
            struct DmPI { typedef ContainerIter<Pred, DmInter> type; };
        template< class Pred >
            struct DmCPI { typedef ContainerIter<Pred, DmCInter> type; };
        typedef CheckFnc<const Dm> CheckFncDm;
        typedef CheckerIterator< CheckFncDm, DmPI<CheckFncDm>::type,
                                 DmInter, Dm > DmPIterator;
        typedef CheckerIterator< CheckFncDm, DmCPI<CheckFncDm>::type,
                                 DmCInter, const Dm > DmCPIterator;
        typedef DerefIterator<DmPIterator,Dm> DmIter;
        typedef DerefIterator<DmCPIterator,const Dm> ConstDmIter;
        typedef IterPair<DmIter> DmPair;
        typedef IterPair<ConstDmIter> ConstDmPair;

        DmPair dmPair( bool (* Check)( const Dm& )=NULL)
            {
            return( DmPair( dmBegin( Check ), dmEnd( Check ) ));
            }
        DmIter dmBegin( bool (* Check)( const Dm& )=NULL)
            {
            IterPair<DmInter> p( (DmInter(begin())), (DmInter(end())) );
            return( DmIter( DmPIterator( p, Check )) );
            }
        DmIter dmEnd( bool (* Check)( const Dm& )=NULL)
            {
            IterPair<DmInter> p( (DmInter(begin())), (DmInter(end())) );
            return( DmIter( DmPIterator( p, Check, true )) );
            }

        ConstDmPair dmPair( bool (* Check)( const Dm& )=NULL) const
            {
            return( ConstDmPair( dmBegin( Check ), dmEnd( Check ) ));
            }
        ConstDmIter dmBegin( bool (* Check)( const Dm& )=NULL) const
            {
            IterPair<DmCInter> p( (DmCInter(begin())), (DmCInter(end())) );
            return( ConstDmIter( DmCPIterator( p, Check )) );
            }
        ConstDmIter dmEnd( bool (* Check)( const Dm& )=NULL) const
            {
            IterPair<DmCInter> p( (DmCInter(begin())), (DmCInter(end())) );
            return( ConstDmIter( DmCPIterator( p, Check, true )) );
            }

        DmCo( Storage * const s, const string& File );

        void getDmData( ProcPart& ppart );
        void getDmData( unsigned num );
        bool findDm( unsigned num, DmIter& i );
        bool findDm( unsigned num ); 
        bool findDm( const string& dev, DmIter& i );
        bool findDm( const string& dev ); 
        void addDm( Dm* m );
        void checkDm( Dm* m );
        void updateEntry( const Dm* m );
        virtual Container* getCopy() const { return( new DmCo( *this ) ); }

        void init();

        virtual void print( std::ostream& s ) const { s << *this; }

        int doRemove( Volume* v );

        void logData( const string& Dir );
    };

}

#endif

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