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jlechner |
// -*- C++ -*-
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// Copyright (C) 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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// Permission to use, copy, modify, sell, and distribute this software
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// is hereby granted without fee, provided that the above copyright
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// notice appears in all copies, and that both that copyright notice and
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// this permission notice appear in supporting documentation. None of
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// the above authors, nor IBM Haifa Research Laboratories, make any
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// representation about the suitability of this software for any
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// purpose. It is provided "as is" without express or implied warranty.
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/**
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* @file ms_traits_example.cpp
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* A basic example showing how to use ms_traits for querying container types
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* for their behavior.
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*/
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// For various associative containers.
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#include <ext/pb_assoc/assoc_cntnr.hpp>
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// For ms_traits.
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#include <ext/pb_assoc/ms_trait.hpp>
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// For cout, endl.
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#include <iostream>
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void
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print_has_data_compound_data(bool has_data, bool has_compound_data)
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{
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if (!has_data)
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{
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std::cout << "Does not have data." << std::endl;
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return;
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}
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if (!has_compound_data)
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{
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std::cout << "Has data." << std::endl;
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return;
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}
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std::cout << "Has compound data." << std::endl;
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}
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void
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print_mapping_level(unsigned int mapping_level)
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{
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std::cout << "Mapping level = " << mapping_level << std::endl;
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}
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template<class Cntnr>
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void
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print_mapping_attributes()
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{
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typedef pb_assoc::ms_traits< Cntnr> traits;
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print_has_data_compound_data(traits::has_data, traits::has_compound_data);
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print_mapping_level(traits::mapping_level);
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std::cout << std::endl << std::endl;
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}
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int
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main()
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{
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std::cout << "\"Set\"-type container:" << std::endl;
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print_mapping_attributes<
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pb_assoc::cc_hash_assoc_cntnr<int, pb_assoc::null_data_type> >();
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std::cout << "\"Map\"-type container:" << std::endl;
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print_mapping_attributes<
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pb_assoc::cc_hash_assoc_cntnr<int, char> >();
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typedef
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pb_assoc::cc_hash_assoc_cntnr<
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int,
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pb_assoc::compound_data_type<
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pb_assoc::tree_assoc_cntnr<
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char,
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pb_assoc::null_data_type> > >
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mmap_t;
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std::cout << "\"Multimap\"-type container:" << std::endl;
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print_mapping_attributes<mmap_t>();
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std::cout << "Rebound \"Multimap\"-type container:" << std::endl;
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print_mapping_attributes<mmap_t::rebind<1>::other>();
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}
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