mpd/src/input/MaybeBufferedInputStream.cxx
2021-01-01 19:54:28 +01:00

38 lines
1.3 KiB
C++

/*
* Copyright 2003-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "MaybeBufferedInputStream.hxx"
#include "BufferedInputStream.hxx"
MaybeBufferedInputStream::MaybeBufferedInputStream(InputStreamPtr _input) noexcept
:ProxyInputStream(std::move(_input)) {}
void
MaybeBufferedInputStream::Update() noexcept
{
const bool was_ready = IsReady();
ProxyInputStream::Update();
if (!was_ready && IsReady() && BufferedInputStream::IsEligible(*input))
/* our input has just become ready - check if we
should buffer it */
SetInput(std::make_unique<BufferedInputStream>(std::move(input)));
}