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63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef BEAST_CHRONO_SCOPEDTIMEINTERVAL_H_INCLUDED
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#define BEAST_CHRONO_SCOPEDTIMEINTERVAL_H_INCLUDED
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#include "../Uncopyable.h"
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#include "RelativeTime.h"
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namespace beast {
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/** Time measurement using scoped RAII container.
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UnaryFunction will be called with this signature:
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void (RelativeTime const& interval);
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*/
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template <class UnaryFunction>
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class ScopedTimeInterval : public Uncopyable
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{
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public:
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/** Create the measurement with a default-constructed UnaryFunction. */
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ScopedTimeInterval ()
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: m_start (RelativeTime::fromStartup())
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{
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}
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/** Create the measurement with UnaryFunction constructed from one argument. */
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template <typename Arg>
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explicit ScopedTimeInterval (Arg& arg)
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: m_func (arg)
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, m_start (RelativeTime::fromStartup ())
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{
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}
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~ScopedTimeInterval ()
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{
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m_func (RelativeTime::fromStartup() - m_start);
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}
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private:
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UnaryFunction m_func;
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RelativeTime m_start;
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};
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}
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#endif
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