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59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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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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#include <ripple/basics/CountedObject.h>
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#include <algorithm>
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#include <type_traits>
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namespace ripple {
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CountedObjects&
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CountedObjects::getInstance() noexcept
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{
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static CountedObjects instance;
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return instance;
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}
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CountedObjects::CountedObjects() noexcept : m_count(0), m_head(nullptr)
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{
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}
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CountedObjects::List
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CountedObjects::getCounts(int minimumThreshold) const
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{
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List counts;
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// When other operations are concurrent, the count
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// might be temporarily less than the actual count.
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counts.reserve(m_count.load());
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for (auto* ctr = m_head.load(); ctr != nullptr; ctr = ctr->getNext())
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{
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if (ctr->getCount() >= minimumThreshold)
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counts.emplace_back(ctr->getName(), ctr->getCount());
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}
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std::sort(counts.begin(), counts.end());
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return counts;
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}
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} // namespace ripple
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