Program Listing for File metric_producer.h
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
#include "opentelemetry/sdk/metrics/data/metric_data.h"
#include "opentelemetry/sdk/resource/resource.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace sdk
{
namespace metrics
{
struct ScopeMetrics
{
const opentelemetry::sdk::instrumentationscope::InstrumentationScope *scope_;
std::vector<MetricData> metric_data_;
};
struct ResourceMetrics
{
const opentelemetry::sdk::resource::Resource *resource_;
std::vector<ScopeMetrics> scope_metric_data_;
};
class MetricProducer
{
public:
MetricProducer() = default;
virtual ~MetricProducer() = default;
virtual bool Collect(
nostd::function_ref<bool(ResourceMetrics &metric_data)> callback) noexcept = 0;
};
} // namespace metrics
} // namespace sdk
OPENTELEMETRY_END_NAMESPACE