Program Listing for File no_exemplar_reservoir.h
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include <memory>
#include <vector>
#include "opentelemetry/sdk/metrics/exemplar/filter.h"
#include "opentelemetry/sdk/metrics/exemplar/reservoir.h"
#include "opentelemetry/version.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace common
{
class SystemTimestamp;
} // namespace common
namespace context
{
class Context;
} // namespace context
namespace sdk
{
namespace metrics
{
class ExemplarData;
class NoExemplarReservoir final : public ExemplarReservoir
{
public:
void OfferMeasurement(
int64_t /* value */,
const MetricAttributes & /* attributes */,
const opentelemetry::context::Context & /* context */,
const opentelemetry::common::SystemTimestamp & /* timestamp */) noexcept override
{
// Stores nothing
}
void OfferMeasurement(
double /* value */,
const MetricAttributes & /* attributes */,
const opentelemetry::context::Context & /* context */,
const opentelemetry::common::SystemTimestamp & /* timestamp */) noexcept override
{
// Stores nothing.
}
std::vector<std::shared_ptr<ExemplarData>> CollectAndReset(
const MetricAttributes & /* pointAttributes */) noexcept override
{
return std::vector<std::shared_ptr<ExemplarData>>{};
}
explicit NoExemplarReservoir() = default;
};
} // namespace metrics
} // namespace sdk
OPENTELEMETRY_END_NAMESPACE