libzypp  17.14.0
ResObject.h
Go to the documentation of this file.
1 /*---------------------------------------------------------------------\
2 | ____ _ __ __ ___ |
3 | |__ / \ / / . \ . \ |
4 | / / \ V /| _/ _/ |
5 | / /__ | | | | | | |
6 | /_____||_| |_| |_| |
7 | |
8 \---------------------------------------------------------------------*/
12 #ifndef ZYPP_RESOBJECT_H
13 #define ZYPP_RESOBJECT_H
14 
15 #include "zypp/APIConfig.h"
16 
17 #include "zypp/Resolvable.h"
18 #include "zypp/Vendor.h"
19 
20 #include "zypp/sat/LookupAttr.h"
21 
23 namespace zypp
24 {
37  class ResObject : public Resolvable
38  {
39  public:
40  typedef ResObject Self;
44 
45  public:
58  template<class TRes>
59  inline typename ResTraits<TRes>::constPtrType asKind() const;
60 
61  template<class TRes>
62  inline typename ResTraits<TRes>::PtrType asKind();
63 
64  public:
69  Vendor vendor() const
70  { return Resolvable::vendor().asString(); }
71 
72  protected:
73  friend ResObject::Ptr makeResObject( const sat::Solvable & solvable_r );
75  ResObject( const sat::Solvable & solvable_r );
77  virtual ~ResObject();
79  virtual std::ostream & dumpOn( std::ostream & str ) const;
81  operator sat::Solvable() const
82  { return satSolvable(); }
83  };
85 
102  ResObject::Ptr makeResObject( const sat::Solvable & solvable_r );
103 
117  template<class TRes>
118  inline typename ResTraits<TRes>::PtrType make( const sat::Solvable & solvable_r )
119  { return( isKind<TRes>( solvable_r ) ? new TRes( solvable_r ) : 0 ); }
121  template<>
122  inline ResObject::Ptr make<ResObject>( const sat::Solvable & solvable_r )
123  { return makeResObject( solvable_r ); }
124 
126  template<class TRes>
127  inline typename ResTraits<TRes>::PtrType asKind( const sat::Solvable & solvable_r )
128  { return make<TRes>( solvable_r ); }
129 
138  template<class TRes>
139  inline typename ResTraits<TRes>::PtrType asKind( const ResObject::Ptr & p )
140  { return dynamic_pointer_cast<TRes>(p); }
141 
142  template<class TRes>
144  { return dynamic_pointer_cast<const TRes>(p); }
145 
146  template<class TRes>
148  { return dynamic_cast<const TRes *>( this ); }
149 
150  template<class TRes>
152  { return dynamic_cast<TRes *>( this ); }
153 
154 } // namespace zypp
156 #endif // ZYPP_RESOBJECT_H
A Solvable object within the sat Pool.
Definition: Solvable.h:53
virtual std::ostream & dumpOn(std::ostream &str) const
Helper for stream output.
Definition: ResObject.cc:31
intrusive_ptr< const TRes > constPtrType
Definition: ResTraits.h:83
friend ResObject::Ptr makeResObject(const sat::Solvable &solvable_r)
Create ResObject from sat::Solvable.
Definition: ResObject.cc:44
ResTraits< TRes >::PtrType asKind(const ResObject::Ptr &p)
Convert ResObject::Ptr into Ptr of a certain Kind.
Definition: ResObject.h:139
ResTraits< Self > TraitsType
Definition: ResObject.h:41
TraitsType::PtrType Ptr
Definition: ResObject.h:42
ResTraits< TRes >::constPtrType asKind() const
Convert this into a Ptr of a certain Kind.
Definition: ResObject.h:147
ResTraits< TRes >::PtrType asKind(const sat::Solvable &solvable_r)
Directly create a certain kind of ResObject from sat::Solvable.
Definition: ResObject.h:127
String related utilities and Regular expression matching.
std::string Vendor
Definition: Vendor.h:22
Base for resolvable objects.
Definition: Resolvable.h:49
ResTraits.
Definition: ResTraits.h:79
TraitsType::constPtrType constPtr
Definition: ResObject.h:43
ResObject Self
Definition: ResObject.h:40
Provides API related macros.
ResTraits< TRes >::PtrType make(const sat::Solvable &solvable_r)
Directly create a certain kind of ResObject from sat::Solvable.
Definition: ResObject.h:118
Base for resolvable objects.
Definition: ResObject.h:37
Vendor vendor() const
Vendor.
Definition: ResObject.h:69
intrusive_ptr< TRes > PtrType
Definition: ResTraits.h:82
virtual ~ResObject()
Dtor.
Definition: ResObject.cc:28
ResObject::Ptr makeResObject(const sat::Solvable &solvable_r)
Create ResObject from sat::Solvable.
Definition: ResObject.cc:44
std::string asString() const
Conversion to std::string
Definition: IdString.h:91
ResObject(const sat::Solvable &solvable_r)
Ctor.
Definition: ResObject.cc:24
Easy-to use interface to the ZYPP dependency resolver.
Definition: CodePitfalls.doc:1
ResObject::Ptr make< ResObject >(const sat::Solvable &solvable_r)
Definition: ResObject.h:122
Solvable satSolvable() const
Return the corresponding sat::Solvable.
Definition: SolvableType.h:57