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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/metrics/metricset.h>
#include <vespa/metrics/valuemetric.h>
#include <map>
namespace proton {
struct LegacyAttributeMetrics : metrics::MetricSet {
// The metric set also owns the actual metrics for individual
// attribute vectors. Another way to do this would be to let the
// attribute vectors own their own metrics, but this would
// generate more dependencies and reduce locality of code changes.
struct List : metrics::MetricSet {
struct Entry : metrics::MetricSet {
using UP = std::unique_ptr<Entry>;
metrics::LongValueMetric memoryUsage;
metrics::LongValueMetric bitVectors;
Entry(const std::string &name);
};
Entry *add(const std::string &name);
Entry *get(const std::string &name) const;
Entry::UP remove(const std::string &name);
std::vector<Entry::UP> release();
// per attribute metrics will be wired in here (by the metrics engine)
List(metrics::MetricSet *parent);
~List() override;
private:
std::map<std::string, Entry::UP> metrics;
};
List list;
metrics::LongValueMetric memoryUsage;
metrics::LongValueMetric bitVectors;
LegacyAttributeMetrics(metrics::MetricSet *parent);
~LegacyAttributeMetrics();
};
} // namespace proton
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