Program Listing for File instrument_selector.h
↰ Return to documentation for file (/home/docs/checkouts/readthedocs.org/user_builds/opentelemetry-cpp/checkouts/v1.8.1/sdk/include/opentelemetry/sdk/metrics/view/instrument_selector.h
)
// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "opentelemetry/nostd/string_view.h"
#include "opentelemetry/sdk/metrics/instruments.h"
#include "opentelemetry/sdk/metrics/view/predicate_factory.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace sdk
{
namespace metrics
{
class InstrumentSelector
{
public:
InstrumentSelector(opentelemetry::sdk::metrics::InstrumentType instrument_type,
opentelemetry::nostd::string_view name)
: name_filter_{PredicateFactory::GetPredicate(name, PredicateType::kPattern)},
instrument_type_{instrument_type}
{}
// Returns name filter predicate. This shouldn't be deleted
const opentelemetry::sdk::metrics::Predicate *GetNameFilter() const { return name_filter_.get(); }
// Returns instrument filter.
InstrumentType GetInstrumentType() { return instrument_type_; }
private:
std::unique_ptr<opentelemetry::sdk::metrics::Predicate> name_filter_;
opentelemetry::sdk::metrics::InstrumentType instrument_type_;
};
} // namespace metrics
} // namespace sdk
OPENTELEMETRY_END_NAMESPACE