utils::statistics::Storage Class Reference

Table of Contents

• Detailed Description
• Public Member Functions
• Member Function Documentation
• GetAsJson()
• RegisterExtender()

#include <userver/utils/statistics/storage.hpp>

Detailed Description

Storage of metrics, usually retrieved from components::StatisticsStorage.

See utils::statistics::Writer for an information on how to write metrics.

Definition at line 120 of file storage.hpp.

Public Member Functions
	Storage (const Storage &)=delete
formats::json::Value	GetAsJson () const
void	VisitMetrics (BaseFormatBuilder &out, const Request &request={}) const
	Visits all the metrics and calls out.HandleMetric for each metric.
Entry	RegisterWriter (std::string common_prefix, WriterFunc func, std::vector< Label > add_labels={})
	Add a writer function. Note that func is called concurrently with other code, so it should be thread\coroutine safe.
Entry	RegisterExtender (std::string prefix, ExtenderFunc func)
void	UnregisterExtender (impl::StorageIterator iterator, impl::UnregisteringKind kind) noexcept

Member Function Documentation

GetAsJson()

formats::json::Value utils::statistics::Storage::GetAsJson

(

)

const

Creates new Json::Value and calls every deprecated registered extender func over it.

Deprecated

Use VisitMetrics instead.

RegisterExtender()

Entry utils::statistics::Storage::RegisterExtender	(	std::string	prefix,
		ExtenderFunc	func )

Deprecated

Use RegisterWriter instead.

---

The documentation for this class was generated from the following file:

• userver/utils/statistics/storage.hpp