68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/*
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* Defines the class template boost::iostreams::detail::device_adapter,
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* a convenience base class for device adapters.
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*
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* File: boost/iostreams/detail/adapter/filter_adapter.hpp
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* Date: Mon Nov 26 14:35:48 MST 2007
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*
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* Copyright: 2007-2008 CodeRage, LLC
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* Author: Jonathan Turkanis
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* Contact: turkanis at coderage dot com
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*
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* Distributed under the Boost Software License, Version 1.0.(See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
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*
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* See http://www.boost.org/libs/iostreams for documentation.
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*/
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#ifndef BOOST_IOSTREAMS_DETAIL_DEVICE_ADAPTER_HPP_INCLUDED
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#define BOOST_IOSTREAMS_DETAIL_DEVICE_ADAPTER_HPP_INCLUDED
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#include <boost/iostreams/categories.hpp>
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#include <boost/iostreams/detail/call_traits.hpp>
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#include <boost/iostreams/detail/ios.hpp>
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#include <boost/iostreams/operations.hpp>
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#include <boost/iostreams/traits.hpp>
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#include <boost/static_assert.hpp>
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namespace boost { namespace iostreams { namespace detail {
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template<typename T>
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class device_adapter {
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private:
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typedef typename detail::value_type<T>::type value_type;
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typedef typename detail::param_type<T>::type param_type;
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public:
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explicit device_adapter(param_type t) : t_(t) { }
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T& component() { return t_; }
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void close()
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{
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detail::close_all(t_);
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}
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void close(BOOST_IOS::openmode which)
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{
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iostreams::close(t_, which);
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}
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bool flush()
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{
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return iostreams::flush(t_);
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}
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template<typename Locale> // Avoid dependency on <locale>
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void imbue(const Locale& loc) { iostreams::imbue(t_, loc); }
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std::streamsize optimal_buffer_size() const
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{ return iostreams::optimal_buffer_size(t_); }
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public:
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value_type t_;
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};
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//----------------------------------------------------------------------------//
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} } } // End namespaces detail, iostreams, boost.
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#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DEVICE_ADAPTER_HPP_INCLUDED
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