zypp/base/ReferenceCounted.cc

   1 /*---------------------------------------------------------------------\
   2 |                          ____ _   __ __ ___                          |
   3 |                         |__  / \ / / . \ . \                         |
   4 |                           / / \ V /|  _/  _/                         |
   5 |                          / /__ | | | | | |                           |
   6 |                         /_____||_| |_| |_|                           |
   7 |                                                                      |
   8 \---------------------------------------------------------------------*/
   9 /** \file       zypp/base/ReferenceCounted.cc
  10  *
  11 */
  12 #include <iostream>
  13
  14 #include "zypp/base/Logger.h"
  15 #include "zypp/base/Exception.h"
  16 #include "zypp/base/ReferenceCounted.h"
  17
  18 ///////////////////////////////////////////////////////////////////
  19 namespace zypp
  20 { /////////////////////////////////////////////////////////////////
  21   ///////////////////////////////////////////////////////////////////
  22   namespace base
  23   { /////////////////////////////////////////////////////////////////
  24
  25     ReferenceCounted::ReferenceCounted()
  26     : _counter( 0 )
  27     {}
  28
  29     ReferenceCounted::ReferenceCounted( const ReferenceCounted & /*rhs*/ )
  30     : _counter( 0 )
  31     {}
  32
  33     ReferenceCounted::~ReferenceCounted()
  34     {
  35       if ( _counter )
  36         {
  37           INT << "~ReferenceCounted: nonzero reference count" << std::endl;
  38           throw std::out_of_range( "~ReferenceCounted: nonzero reference count" );
  39         }
  40     }
  41
  42     void ReferenceCounted::unrefException() const
  43     {
  44       INT << "ReferenceCounted::unref: zero reference count" << std::endl;
  45       throw std::out_of_range( "ReferenceCounted::unref: zero reference count" );
  46     }
  47
  48     std::ostream & ReferenceCounted::dumpOn( std::ostream & str ) const
  49     {
  50       return str << "ReferenceCounted(@" << (const void *)this
  51                  << "<=" << _counter << ")";
  52     }
  53
  54     /////////////////////////////////////////////////////////////////
  55   } // namespace base
  56   ///////////////////////////////////////////////////////////////////
  57   /////////////////////////////////////////////////////////////////
  58 } // namespace zypp
  59 ///////////////////////////////////////////////////////////////////