libzypp/12.1/Algorithm_8h_source.html

00001 /*---------------------------------------------------------------------\
00002 |                          ____ _   __ __ ___                          |
00003 |                         |__  / \ / / . \ . \                         |
00004 |                           / / \ V /|  _/  _/                         |
00005 |                          / /__ | | | | | |                           |
00006 |                         /_____||_| |_| |_|                           |
00007 |                                                                      |
00008 \---------------------------------------------------------------------*/
00012 #ifndef ZYPP_BASE_ALGORITHM_H
00013 #define ZYPP_BASE_ALGORITHM_H
00014
00015 #include <algorithm>
00016
00018 namespace zypp
00019 {
00020
00029   template <class _Iterator, class _Filter, class _Function>
00030     inline int invokeOnEach( _Iterator begin_r, _Iterator end_r,
00031                              _Filter filter_r,
00032                              _Function fnc_r )
00033     {
00034       int cnt = 0;
00035       for ( _Iterator it = begin_r; it != end_r; ++it )
00036         {
00037           if ( filter_r( *it ) )
00038             {
00039               ++cnt;
00040               if ( ! fnc_r( *it ) )
00041                   return -cnt;
00042             }
00043         }
00044       return cnt;
00045     }
00046
00055   template <class _Iterator, class _Function>
00056     inline int invokeOnEach( _Iterator begin_r, _Iterator end_r,
00057                              _Function fnc_r )
00058     {
00059       int cnt = 0;
00060       for ( _Iterator it = begin_r; it != end_r; ++it )
00061         {
00062           ++cnt;
00063           if ( ! fnc_r( *it ) )
00064             return -cnt;
00065         }
00066       return cnt;
00067     }
00068
00070 } // namespace zypp
00072 #endif // ZYPP_BASE_ALGORITHM_H