Files
rippled/include/xrpl/beast/container/aged_container_utility.h

27 lines
660 B
C++

#pragma once
#include <xrpl/beast/container/aged_container.h>
#include <chrono>
#include <type_traits>
namespace beast {
/** Expire aged container items past the specified age. */
template <class AgedContainer, class Rep, class Period>
std::enable_if_t<IsAgedContainer<AgedContainer>::value, std::size_t>
expire(AgedContainer& c, std::chrono::duration<Rep, Period> const& age)
{
std::size_t n(0);
auto const expired(c.clock().now() - age);
for (auto iter(c.chronological.cbegin());
iter != c.chronological.cend() && iter.when() <= expired;)
{
iter = c.erase(iter);
++n;
}
return n;
}
} // namespace beast