LvmLv.h

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/*
 * Copyright (c) [2004-2009] Novell, Inc.
 *
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as published
 * by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, contact Novell, Inc.
 *
 * To contact Novell about this file by physical or electronic mail, you may
 * find current contact information at www.novell.com.
 */


#ifndef LVM_LV_H
#define LVM_LV_H

#include <map>

#include "y2storage/Dm.h"

namespace storage
{

class LvmVg;

class LvmLv : public Dm
    {
    public:
        LvmLv(const LvmVg& d, const string& name, const string& origin, unsigned long le, 
              const string& uuid, const string& status, const string& alloc);
        LvmLv(const LvmVg& d, const string& name, const string& origin, unsigned long le, 
              unsigned stripe);
        LvmLv(const LvmVg& d, const LvmLv& l);

        virtual ~LvmLv();

        const LvmVg* vg() const;

        void calcSize();

        void getState(LvmLvSnapshotStateInfo& info);

        void setOrigin( const string& o ) { origin=o; }
        string getOrigin() const { return origin; }

        bool isSnapshot() const { return !origin.empty(); }
        bool hasSnapshots() const;      

        void setUuid( const string& uuid ) { vol_uuid=uuid; }
        void setStatus( const string& s ) { status=s; }
        void setAlloc( const string& a ) { allocation=a; }
        friend std::ostream& operator<< (std::ostream& s, const LvmLv &p );
        virtual void print( std::ostream& s ) const { s << *this; }
        string removeText( bool doing ) const;
        string createText( bool doing ) const;
        string formatText( bool doing ) const;
        string resizeText( bool doing ) const;
        void getInfo( storage::LvmLvInfo& info ) const;
        bool equalContent( const LvmLv& rhs ) const;
        void logDifference( const LvmLv& d ) const;

    protected:
        void init( const string& name );
        virtual const string shortPrintedName() const { return( "Lv" ); }
        LvmLv& operator=( const LvmLv& );

        string origin;          // only for snapshots, empty otherwise

        string vol_uuid;
        string status;
        string allocation;
        mutable storage::LvmLvInfo info;
    };

}

#endif

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