Program Listing for File meter_selector.h
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "opentelemetry/nostd/string_view.h"
#include "opentelemetry/sdk/metrics/view/predicate_factory.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace sdk
{
namespace metrics
{
class MeterSelector
{
public:
MeterSelector(opentelemetry::nostd::string_view name,
opentelemetry::nostd::string_view version,
opentelemetry::nostd::string_view schema)
: name_filter_{PredicateFactory::GetPredicate(name, PredicateType::kExact)},
version_filter_{PredicateFactory::GetPredicate(version, PredicateType::kExact)},
schema_filter_{PredicateFactory::GetPredicate(schema, PredicateType::kExact)}
{}
// Returns name filter predicate. This shouldn't be deleted
const opentelemetry::sdk::metrics::Predicate *GetNameFilter() const { return name_filter_.get(); }
// Returns version filter predicate. This shouldn't be deleted
const opentelemetry::sdk::metrics::Predicate *GetVersionFilter() const
{
return version_filter_.get();
}
// Returns schema filter predicate. This shouldn't be deleted
const opentelemetry::sdk::metrics::Predicate *GetSchemaFilter() const
{
return schema_filter_.get();
}
private:
std::unique_ptr<opentelemetry::sdk::metrics::Predicate> name_filter_;
std::unique_ptr<opentelemetry::sdk::metrics::Predicate> version_filter_;
std::unique_ptr<opentelemetry::sdk::metrics::Predicate> schema_filter_;
};
} // namespace metrics
} // namespace sdk
OPENTELEMETRY_END_NAMESPACE