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34ef577604
This change replaces all include guards in the `src/` and `include/` directories by `#pragma once`.
68 lines
1.5 KiB
C++
68 lines
1.5 KiB
C++
#pragma once
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#include <chrono>
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#include <string>
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namespace xrpl {
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class LoadMonitor;
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// VFALCO NOTE What is the difference between a LoadEvent and a LoadMonitor?
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// VFALCO TODO Rename LoadEvent to ScopedLoadSample
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//
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// This looks like a scoped elapsed time measuring class
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//
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class LoadEvent
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{
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public:
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// VFALCO TODO remove the dependency on LoadMonitor. Is that possible?
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LoadEvent(LoadMonitor& monitor, std::string const& name, bool shouldStart);
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LoadEvent(LoadEvent const&) = delete;
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~LoadEvent();
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std::string const&
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name() const;
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// The time spent waiting.
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std::chrono::steady_clock::duration
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waitTime() const;
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// The time spent running.
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std::chrono::steady_clock::duration
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runTime() const;
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void
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setName(std::string const& name);
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// Start the measurement. If already started, then
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// restart, assigning the elapsed time to the "waiting"
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// state.
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void
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start();
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// Stop the measurement and report the results. The
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// time reported is measured from the last call to
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// start.
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void
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stop();
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private:
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LoadMonitor& monitor_;
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// Represents our current state
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bool running_;
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// The name associated with this event, if any.
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std::string name_;
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// Represents the time we last transitioned states
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std::chrono::steady_clock::time_point mark_;
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// The time we spent waiting and running respectively
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std::chrono::steady_clock::duration timeWaiting_;
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std::chrono::steady_clock::duration timeRunning_;
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};
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} // namespace xrpl
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