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/Src/Dependencies/Boost/boost/iostreams/detail/adapter/filter_adapter.hpp

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 1/*
 2 * Defines the class template boost::iostreams::detail::filter_adapter,
 3 * a convenience base class for filter adapters.
 4 *
 5 * File:        boost/iostreams/detail/adapter/filter_adapter.hpp
 6 * Date:        Mon Nov 26 14:35:48 MST 2007
 7 * Copyright:   2007-2008 CodeRage, LLC
 8 * Author:      Jonathan Turkanis
 9 * Contact:     turkanis at coderage dot com
10 *
11 * Distributed under the Boost Software License, Version 1.0.(See accompanying 
12 * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
13 * 
14 * See http://www.boost.org/libs/iostreams for documentation.
15 */
16
17#ifndef BOOST_IOSTREAMS_DETAIL_FILTER_ADAPTER_HPP_INCLUDED
18#define BOOST_IOSTREAMS_DETAIL_FILTER_ADAPTER_HPP_INCLUDED
19
20#include <boost/iostreams/categories.hpp>
21#include <boost/iostreams/detail/call_traits.hpp>
22#include <boost/iostreams/detail/ios.hpp>
23#include <boost/iostreams/operations.hpp>
24#include <boost/iostreams/traits.hpp>
25#include <boost/static_assert.hpp>
26
27namespace boost { namespace iostreams { namespace detail {
28
29template<typename T>
30class filter_adapter {
31private:
32    typedef typename detail::value_type<T>::type value_type;
33    typedef typename detail::param_type<T>::type param_type;
34public:
35    explicit filter_adapter(param_type t) : t_(t) { }
36    T& component() { return t_; }
37
38    template<typename Device>
39    void close(Device& dev) 
40    { 
41        detail::close_all(t_, dev); 
42    }
43
44    template<typename Device>
45    void close(Device& dev, BOOST_IOS::openmode which) 
46    { 
47        iostreams::close(t_, dev, which); 
48    }
49
50    template<typename Device>
51    void flush(Device& dev) 
52    { 
53        return iostreams::flush(t_, dev); 
54    }
55
56    template<typename Locale> // Avoid dependency on <locale>
57    void imbue(const Locale& loc) { iostreams::imbue(t_, loc); }
58
59    std::streamsize optimal_buffer_size() const 
60    { return iostreams::optimal_buffer_size(t_); }
61public:
62    value_type t_;
63};
64
65//----------------------------------------------------------------------------//
66
67} } } // End namespaces detail, iostreams, boost.
68
69#endif // #ifndef BOOST_IOSTREAMS_DETAIL_FILTER_ADAPTER_HPP_INCLUDED