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PMObject.h

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00001 /*---------------------------------------------------------------------\
00002 |                                                                      |
00003 |                      __   __    ____ _____ ____                      |
00004 |                      \ \ / /_ _/ ___|_   _|___ \                     |
00005 |                       \ V / _` \___ \ | |   __) |                    |
00006 |                        | | (_| |___) || |  / __/                     |
00007 |                        |_|\__,_|____/ |_| |_____|                    |
00008 |                                                                      |
00009 |                               core system                            |
00010 |                                                        (C) SuSE GmbH |
00011 \----------------------------------------------------------------------/
00012 
00013    File:       PMObject.h
00014 
00015    Author:     Michael Andres <ma@suse.de>
00016    Maintainer: Michael Andres <ma@suse.de>
00017 
00018 /-*/
00019 #ifndef PMObject_h
00020 #define PMObject_h
00021 
00022 #include <iosfwd>
00023 #include <string>
00024 
00025 #include <y2util/FSize.h>
00026 #include <y2util/Vendor.h>
00027 
00028 #include <y2pm/PMObjectPtr.h>
00029 #include <y2pm/PMSolvable.h>
00030 
00031 #include <y2pm/PMSelectablePtr.h>
00032 
00033 #include <y2pm/InstSrcPtr.h>
00034 
00036 //
00037 //      CLASS NAME : PMObject
00041 class PMObject : public PMSolvable {
00042   REP_BODY(PMObject);
00043 
00044   private:
00045 
00046     friend class PMManager;
00047     friend class PMSelectable;
00048 
00049     // back pointer to selectable if this object is managed
00050     PMSelectablePtr _selectable;
00051 
00052   private:
00053 
00058     virtual bool prefererCandidate() const { return false; }
00059 
00060   public:
00061 
00068     virtual std::string            summary()         const = 0;
00069     virtual std::list<std::string> description()     const = 0;
00070     virtual std::list<std::string> insnotify()       const = 0;
00071     virtual std::list<std::string> delnotify()       const = 0;
00072     virtual FSize                  size()            const = 0;
00073     virtual bool                   providesSources() const = 0;
00074 
00075     virtual std::string            instSrcLabel()    const = 0;
00076     virtual Vendor                 instSrcVendor()   const = 0;
00077     virtual unsigned               instSrcRank()     const = 0; // rank == 0 is highest!
00078 
00079   public:
00080 
00081     PMObject( const PkgName &    name_r,
00082               const PkgEdition & edition_r,
00083               const PkgArch &    arch_r );
00084 
00085     virtual ~PMObject();
00086 
00087   public:
00088 
00090     // Shortcuts that tell about the Objects status within
00091     // the managing Selectable.
00093 
00098     bool hasSelectable() const { return( _selectable != 0 ); }
00099 
00103     PMSelectablePtr getSelectable() const { return _selectable; }
00104 
00110     bool isInstalledObj() const;
00111 
00118     bool isCandidateObj() const;
00119 
00125     bool isAvailableOnly() const;
00126 
00133     PMObjectPtr getInstalledObj() const;
00134 
00141     PMObjectPtr getCandidateObj() const;
00142 
00148     bool hasInstalledObj() const;
00149 
00155     bool hasCandidateObj() const;
00156 
00157 
00158   public:
00159 
00163     virtual std::ostream & dumpOn( std::ostream & str ) const;
00164 };
00165 
00167 
00168 #endif // PMObject_h

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