ceph/src/boost/libs/ptr_container/test/tut34.cpp

   1 //
   2 // Boost.Pointer Container
   3 //
   4 //  Copyright Thorsten Ottosen 2003-2005. Use, modification and
   5 //  distribution is subject to the Boost Software License, Version
   6 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
   7 //  http://www.boost.org/LICENSE_1_0.txt)
   8 //
   9 // For more information, see http://www.boost.org/libs/ptr_container/
  10 //
  11
  12 #include <boost/ptr_container/ptr_sequence_adapter.hpp>
  13 #include <vector>
  14 #include <boost/ptr_container/ptr_map_adapter.hpp>
  15 #include <map>
  16
  17 template< class T >
  18 struct my_ptr_vector :
  19     public boost::ptr_sequence_adapter< std::vector<T*> >
  20 {
  21
  22 };
  23
  24
  25 template< class Key, class T, class Pred = std::less<Key>,
  26           class Allocator = std::allocator< std::pair<const Key, T> > >
  27 struct my_map : public std::map<Key,T,Pred,Allocator>
  28 {
  29     explicit my_map( const Pred&      pred  = Pred(),
  30                      const Allocator& alloc = Allocator() )
  31     { }
  32 };
  33
  34 #include <string>
  35 struct Foo {};
  36
  37 typedef boost::ptr_map_adapter< my_map<std::string,Foo*> > foo_map;
  38
  39 template< class Key, class T, class Pred = std::less<Key> >
  40 struct my_ptr_map : public boost::ptr_map_adapter< std::map<Key,T*,Pred> >
  41 {
  42
  43 };
  44
  45 typedef my_ptr_map<std::string,Foo> foo_map2;
  46
  47
  48 int main()
  49 {
  50
  51     my_ptr_vector<Foo> vec;
  52     vec.push_back( new Foo );
  53     foo_map  m1;
  54     foo_map2 m2;
  55     std::string s("");
  56     m1.insert( s, new Foo );
  57     m2.insert( s, new Foo );
  58
  59
  60 }
  61