ydb::TopicWriterManager Class Reference

#include <userver/ydb/topic_writer.hpp>

Detailed Description

Manages a collection of named YDB topic writers.

Provides access to individual TopicWriter instances by name, and aggregates their statistics.

Definition at line 120 of file topic_writer.hpp.

Public Member Functions
	TopicWriterManager (std::unordered_map< std::string, TopicWriterSettings > settings)
	Constructs a TopicWriterManager with the given per-topic settings.
TopicWriter &	GetTopicWriter (std::string_view name)
	Returns the topic writer for the provided name.

Constructor & Destructor Documentation

TopicWriterManager()

ydb::TopicWriterManager::TopicWriterManager ( std::unordered_map< std::string, TopicWriterSettings > settings )

explicit

Constructs a TopicWriterManager with the given per-topic settings.

Parameters

settings

map from topic writer name to its settings; the keys become the names used to look up writers via GetTopicWriter

Member Function Documentation

GetTopicWriter()

TopicWriter & ydb::TopicWriterManager::GetTopicWriter

(

std::string_view

name

)

Returns the topic writer for the provided name.

Parameters

name	key that was used in the settings map passed to the constructor; determines which topic writer is returned

Returns

reference to the particular topic writer, or throws an exception no topic writer with the specified name

Friends And Related Symbol Documentation

DumpMetric

void DumpMetric ( utils::statistics::Writer & writer, const TopicWriterManager & manager )

friend

Dumps aggregated metrics for all topic writers into the statistics writer.

Parameters

writer	statistics writer to dump into
manager	the topic writer manager whose metrics to dump

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

• userver/ydb/topic_writer.hpp