NullCap.cc

Go to the documentation of this file.
00001 /*---------------------------------------------------------------------\
00002 |                          ____ _   __ __ ___                          |
00003 |                         |__  / \ / / . \ . \                         |
00004 |                           / / \ V /|  _/  _/                         |
00005 |                          / /__ | | | | | |                           |
00006 |                         /_____||_| |_| |_|                           |
00007 |                                                                      |
00008 \---------------------------------------------------------------------*/
00012 #include "zypp/capability/NullCap.h"
00013 
00014 using namespace std;
00015 
00017 namespace zypp
00018 { 
00019 
00020   namespace capability
00021   { 
00022 
00023     CapabilityImpl_Ptr NullCap::_instance;
00024 
00026 
00027     NullCap::NullCap()
00028     : CapabilityImpl( Resolvable::Kind() ) // no Kind!
00029     {}
00030 
00031     CapabilityImpl_Ptr NullCap::instance()
00032     {
00033       if ( ! _instance )
00034         _instance = new NullCap;
00035       return _instance;
00036     }
00037 
00038     const CapabilityImpl::Kind & NullCap::kind() const
00039     { return CapTraits<Self>::kind; }
00040 
00041     bool NullCap::relevant() const
00042     { return false; }
00043 
00044     CapMatch NullCap::matches( const constPtr & rhs ) const
00045     { return CapMatch::irrelevant; }
00046 
00047     std::string NullCap::encode() const
00048     { return std::string(); }
00049 
00051   } // namespace capability
00054 } // namespace zypp

Generated on Thu Jul 6 00:07:20 2006 for zypp by  doxygen 1.4.6